Annotation of capa/capa51/GUITools/quizzer.tcl, revision 1.16

1.1       albertel    1: ###########################################################
                      2: # quizzer.tcl - 
                      3: # Copyright Guy Albertelli II 1996
                      4: ###########################################################
                      5: set gTclVer 4.0
                      6: 
                      7: ###########################################################
                      8: # createControlWindow
                      9: ###########################################################
                     10: # Creates the menu window 
                     11: ###########################################################
                     12: # Arguments: none
                     13: # Returns: nothing
                     14: ###########################################################
                     15: proc createControlWindow {} {
                     16:     global gPrefs gDate gFind gChanged gWindowMenu gStudentSelection gFile \
                     17: 	   gUniqueNumber gXdviOpt gHeaderQCount gDir gHintVal gTryVal gProbVal \
                     18:            gPutLine gQuizTemp gCapaConfig gStopPrinting gFindList gFirstTime \
                     19:            gRefChanged gChangedLast gCreateImportLinks gFasterParsing
                     20:     
                     21:     after 500 { dateUpdate }
                     22:     after 1000 { cleanWindowList }
                     23: 
                     24:     set gFasterParsing 1
                     25:     set gFirstTime 1
                     26:     set gPrefs(info) "Problem"
                     27:     set gPrefs(TeXHeader) ""
                     28:     set gPrefs(TeXFooter) ""
                     29:     set gFind(find) ""
                     30:     set gFind(replace) ""
                     31:     set gFind(findOption) "-nocase"
                     32:     set gFind(scope) File
                     33:     set gChanged 0
                     34:     set gChangedLast 0
                     35:     trace variable gChanged w updateChangeStatus
                     36:     trace variable gRefChanged w updateChangeStatus
                     37:     set gStudentSelection(type) "Random"
                     38:     set gStudentSelection(random) "1"
                     39:     set gStudentSelection(studentNumber) ""
                     40:     set gStudentSelection(studentName) ""
                     41:     set gFile ""
                     42:     set gUniqueNumber 1
                     43:     set gXdviOpt "-geometry 800x650" 
                     44:     set gHeaderQCount 0
                     45:     set gPutLine 1
                     46:     set gTryVal 99
                     47:     set gHintVal 1
                     48:     set gProbVal 1
                     49:     set gStopPrinting 0
                     50:     set gDir(class) [pwd]
                     51:     set gDir(import) [pwd]
                     52:     set gDir(include) [pwd]
                     53:     set gDir(reference) [pwd]
                     54:     set gQuizTemp "true"
                     55:     set gFindList(files) ""
                     56:     set gFindList(refNum) ""
                     57:     set gCreateImportLinks 1
                     58:     set gCapaConfig(IMP_color) #0000ff
                     59:     set gCapaConfig(comment_color) #008400
                     60:     set gCapaConfig(Printer_selected) "0"
                     61:     set gCapaConfig(latex_command) "latex"
                     62:     set gCapaConfig(qzparse_command) "qzparse"
                     63:     set gCapaConfig(dvips_command) "dvips"
                     64:     set gCapaConfig(xdvi_command) "xdvi"
                     65:     set gCapaConfig(lprOneSided_command) "lpr "
                     66:     set gCapaConfig(lprTwoSided_command) ""
                     67:     set gCapaConfig(printer_option) ""
                     68:     set gCapaConfig(standardQuizzerHeader) "//CAPA system software is copyrighted by Michigan State University.\n//By using these materials, the User agrees to:\n//1) Protect the source code files  from unauthorized copying.\n//2) Limit  access  of the source material to teaching staff.\n//3) The User is free to mix, cut and paste, modify, adapt, delete,\n//   improve, etc. the problems and graphics for his/her own use.\n//\n/IMP \"../Tools/StdMacros\"\n/IMP \"../Tools/StdUnits\"\n/IMP \"../Tools/StdConst\"\n/IMP \"HWTop\"\n"
                     69:     
                     70: 
                     71:     wm withdraw .
                     72: 
                     73:     # there is code later on that depends upon .main existing and being visable
                     74:     set menuFrame [menu .main -tearoff 0 -type tearoff ]
                     75: 
                     76:     wm title $menuFrame "Quizzer"
                     77: 
                     78:     $menuFrame post 0 0
                     79: 
                     80:     wm geometry $menuFrame "+0+20"
                     81:     $menuFrame add command -label "Quizzer" -foreground grey85 -background \
                     82: 	    black -state disabled 
                     83:     $menuFrame add command -label "Info" -command { createInfoWindow }
                     84:     $menuFrame add cascade -label "File" -menu $menuFrame.file
                     85:     #$menuFrame add cascade -label "Edit .qz" -menu $menuFrame.edit
                     86:     #$menuFrame add cascade -label "Find" -menu $menuFrame.find
                     87:     $menuFrame add command -label "Prefs" -command { createPrefsWindow }
                     88:     $menuFrame add cascade -label "Windows" -menu $menuFrame.windows
                     89:     $menuFrame add command -label "Create .dvi" -command { 
                     90: 	studentSelectWindow createDvi } -accelerator "Alt+D"
                     91:     bind all <Alt-Shift-D> "studentSelectWindow createDvi"
                     92:     $menuFrame add command -label "Analyze Set" -command { 
                     93: 	analyzeSet } -accelerator "Alt+A"
                     94:     bind all <Alt-Shift-A> "analyzeSet"
                     95:     $menuFrame add command -label "Print" -command { printWindow }
                     96:     $menuFrame add command -label "Remap" -command { createRemapWindow }
                     97:     $menuFrame add command -label "Xdvi Options" -command { createXdviOpt }
                     98:     #$menuFrame add command -label "Change font" -command { changeFont }
                     99:     $menuFrame add command -label "Quit" -command { quit } \
                    100: 	    -accelerator "Alt+q"
                    101:     bind all <Alt-q> quit
                    102:     bind $menuFrame <Destroy> "quit 1"
                    103: 
                    104:     set file  [menu $menuFrame.file -tearoff 1  ]
                    105:     set edit    [menu $menuFrame.edit -tearoff 1 ]
                    106:     #set find    [menu $menuFrame.find -tearoff 1 ]
                    107:     set windows [menu $menuFrame.windows -tearoff 1 ]
                    108:     set gWindowMenu $windows
                    109:     
                    110:     $file add command -label "Set.qz File" -foreground grey50 -background \
                    111: 	    black -state disabled     
                    112:     $file add command -label "New" -command { 
                    113: 	createEditingWindow 
                    114: 	pickCapaConfig
                    115:     } -accelerator "Alt+n"
                    116:     bind all <Alt-n> { 
                    117: 	createEditingWindow 
                    118: 	pickCapaConfig
                    119:     }
                    120:     $file add command -label "Open" -command { openDocument } -accelerator "Alt+o"
                    121:     bind all <Alt-o> openDocument
                    122:     $file add command -label "Save" -command { saveDocument } -accelerator "Alt+s"
                    123:   #  binding moved to the creation of the editwindow
                    124:   #  bind $menuFrame <Alt-s> saveDocument
                    125:     $file add command -label "Save As..." -command { saveDocument 1 } \
                    126: 	-accelerator "Alt+S"
                    127:   #  binding moved to the creation of the editwindow
                    128:   #  bind $menuFrame <Alt-Shift-s> { saveDocument 1 }
                    129:     $file add command -label "Delete" -command { deleteFile 0 } 
                    130:     $file add command -label "Close" -command { closeDocument } -accelerator "Alt+w"
                    131:   #  binding moved to the creation of the editwindow
                    132:   #  bind .main <Alt-w> closeDocument
                    133:     $file add command -label "Reference File" -foreground grey90 -background \
                    134: 	    black -state disabled     
                    135:     $file add command -label "New Reference File..." \
                    136: 	-command { newReferenceFile } -accelerator "Alt+t"
                    137:     bind all <Alt-t> openReferenceFile
                    138:     $file add command -label "Open Reference File..." \
                    139: 	-command { openReferenceFile } -accelerator "Alt+r"
                    140:     bind all <Alt-r> openReferenceFile
                    141:     $file add command -label "Open capa.config" \
                    142: 	-command { openReferenceFile capa.config } 
                    143:     
                    144:     $edit add command -label "Cut" -command { cut } -accelerator "Alt+x"
                    145:   #  binding moved to the creation of the editwindow
                    146:   #  bind $menuFrame <Alt-x> cut 
                    147:     $edit add command -label "Copy" -command { copy } -accelerator "Alt+c"
                    148:   #  binding moved to the creation of the editwindow
                    149:   #  bind $menuFrame <Alt-c> copy
                    150:     $edit add command -label "Paste" -command { paste } -accelerator "Alt+v"
                    151:   #  binding moved to the creation of the editwindow
                    152:   #  bind .main <Alt-v> paste
                    153:     $edit add command -label "Select All " -command { selectAll } \
                    154: 	    -accelerator "Alt+a"
                    155:   #  binding moved to the creation of the editwindow
                    156:   #  bind $menuFrame <Alt-a> selectAll 
                    157:     $edit add separator
                    158:     $edit add command -label "Undo" -command "undo 0" \
                    159: 	    -accelerator "Alt+u"
                    160: #    $edit add command -label "Redo" -command "redo $num"
                    161:     $edit add separator
                    162:     $edit add command -label "Find" -command { createFindWindow } \
                    163: 	-accelerator "Alt+f"
                    164:     bind all <Alt-f> createFindWindow
                    165: 
                    166: #    $find add command -label "Find Panel.." -command { createFindWindow } \
                    167: 	    -accelerator "Alt+f"
                    168: #    bind all <Alt-f> createFindWindow
                    169: #    $find add command -label "Find Next" -command { next }
                    170: #    $find add command -label "Find Previous" -command { previous }
                    171: #    $find add command -label "Enter Selecton" -command { enterSelection }
                    172: #    $find add command -label "Jump to Selection" -command { jumpToSelection }
                    173: #    $find add command -label "Line Range..." -command { createLineWindow } \
                    174: 	    -accelerator "Alt+l"
                    175: #    bind all <Alt-l> createLineWindow
                    176: 
                    177:     bind all <Alt-0> printInfo
                    178:     bind all <Alt-KeyPress> { #unbind tkTraverseToMenu 
                    179:     } 
                    180:     bind all <Control-Tab> {tkTabToWindow [tk_focusPrev %W]}
                    181:     catch {bind all <ISO_Left_Tab> {tkTabToWindow [tk_focusPrev %W]}}
                    182:     catch {bind all <KP_Tab> {tkTabToWindow [tk_focusPrev %W]}}
                    183:     trace variable gQuizTemp w "changeMenuStatus $menuFrame"
                    184: }
                    185: 
                    186: ###########################################################
                    187: # changeMenuStatus
                    188: ###########################################################
                    189: # either enables or disable printing or creation of Dvi files
                    190: # based on the value of the gQuizTemp global
                    191: ###########################################################
                    192: # Argument: menuFrame (path name of the menu window)
                    193: #           name1 (name of traced varaiable, gQuizTemp)
                    194: #           name2 (empty argument from trace)
                    195: #           op (tracing on writes so this should be "w")
                    196: # Returns : nothing
                    197: # Globals : gQuizTemp (r)
                    198: ###########################################################
                    199: proc changeMenuStatus { menuFrame name1 name2 op } {
                    200:     global gQuizTemp
                    201:     if { $gQuizTemp } {
                    202: 	$menuFrame entryconfigure  5 -state normal
                    203: 	$menuFrame entryconfigure  6 -state normal 
                    204:     } else {
                    205: 	$menuFrame entryconfigure  5 -state disabled 
                    206: 	$menuFrame entryconfigure  6 -state disabled 
                    207:     }
                    208: }
                    209: 
                    210: ###########################################################
                    211: # printInfo
                    212: ###########################################################
                    213: # gets called by Alt-0, used to print out variable while
                    214: # still running
                    215: ###########################################################
                    216: # Argument: none
                    217: # Returns : nothing
                    218: # Globals : auto_path
                    219: ###########################################################
                    220: proc printInfo { } {
                    221:     global auto_path gUndo gRefText
                    222:     set num [lindex [array names gRefText] 0]
                    223:     set a "updateLocation 0"
                    224:     puts [list Main2: [time $a 20000]]
                    225:     set a "updateLocation $num"
                    226:     puts [list Ref  : [time $a 20000]]
                    227: }
                    228: 
                    229: ###########################################################
                    230: # createXdviOpt
                    231: ###########################################################
                    232: ###########################################################
                    233: ###########################################################
                    234: proc createXdviOpt {} {
                    235:     global gXdviOpt gWindowMenu
                    236: 
                    237:     if { [winfo exists .xdviOpt] } { 
                    238: 	capaRaise .xdviOpt 
                    239: 	return
                    240:     }
                    241: 
                    242:     set xdviOpt [toplevel .xdviOpt]
                    243:     $gWindowMenu add command -label "XdviOptions" -command "capaRaise $xdviOpt"
                    244:     wm title $xdviOpt "Options for Xdvi"
                    245: 
                    246:     set messageFrame [frame $xdviOpt.msg]
                    247:     message $xdviOpt.msg2 -text "Example: -geometry 800x700" -aspect 5000
                    248:     set buttonFrame [frame $xdviOpt.buttons -bd 10]
                    249:     pack $messageFrame $xdviOpt.msg2 $buttonFrame -side top -fill x
                    250: 
                    251:     message $messageFrame.msg -text "Options to xdvi:" -aspect 5000
                    252:     entry $messageFrame.entry -textvariable gXdviOpt
                    253: 
                    254:     pack $messageFrame.msg $messageFrame.entry -side left -fill x
                    255:     
                    256:     button $buttonFrame.ok -text Dismiss -command "destroy $xdviOpt
                    257:             removeWindowEntry XdviOptions" -underline 0
                    258:     pack $buttonFrame.ok -side left
                    259:     bind $xdviOpt <Destroy> "removeWindowEntry XdviOptions"
                    260: }
                    261: 
                    262: ###########################################################
                    263: # createInfoWindow
                    264: ###########################################################
                    265: # creates the Information window
                    266: ###########################################################
                    267: # Arguments: None
                    268: # Returns: Nothing
                    269: # Globals: gDate - the variable containg the current date 
                    270: #          gWindowMenu - used to register the new window in the
                    271: #                        windows menu
                    272: #          gVer - Stores the current version of Quizzer (set in 
                    273: #                 C init code
                    274: ###########################################################
                    275: proc createInfoWindow {} {
                    276:     global gDate gWindowMenu gVer gTclVer gCmd gCompileDate gUndoSize gUniqueNumber
                    277: 
                    278:     if { [winfo exists .about] } { 
                    279: 	capaRaise .about
                    280: 	return 
                    281:     }
                    282: 
                    283:     set about [toplevel .about]
                    284:     $gWindowMenu add command -label "About" -command "capaRaise $about"
                    285:     wm title $about "About" 
                    286:     
                    287:     label $about.l1  -font 12x24 -text "Quizzer $gVer" -pady 20
                    288:     label $about.l4  -font 8x13 -text "Quizzer.tcl version $gTclVer" -pady 20
                    289:     label $about.l6  -font 8x13 -text "$gCompileDate" 
                    290:     message $about.l2 -font 8x13 -text "Code by: Y. Tsai, G. Albertelli II Copyright Michigan State University Board of Trustees, 1992-1999, No Unauthorized Commercial Use" \
                    291: 	-pady 20 -aspect 300
                    292:     label $about.l3  -font 8x13 -textvariable gDate 
                    293:     label $about.l5  -font 8x13 -textvariable gCmd
                    294:     label $about.l7  -font 8x13 -textvariable gUndoSize
                    295:     label $about.l8  -font 8x13 -textvariable gUniqueNumber
                    296:    
                    297:     button $about.close -text "Close" -command "destroy $about
                    298:                                                 removeWindowEntry About"
                    299:     
                    300:     pack $about.l1 $about.l4 $about.l6 $about.l2 $about.l3 $about.l5 $about.l7 $about.l8\
                    301: 	    $about.close -side top 
                    302:     bind $about <Destroy> "removeWindowEntry About"
                    303:     Centre_Dialog $about default
                    304: }
                    305: 
                    306: ###########################################################
                    307: # enterSelection 
                    308: ###########################################################
                    309: ###########################################################
                    310: ###########################################################
                    311: proc enterSelection {} {
                    312:     global gTextWindow gFind
                    313:     if { [catch {set gTextWindow}] } { return }
                    314:     if { ![winfo exists $gTextWindow] } { return }
                    315: 
                    316:     createFindWindow
                    317:     catch {set gFind(find) [$gTextWindow get sel.first sel.last]}
                    318: }
                    319: 
                    320: ###########################################################
                    321: # jumpToSelection 
                    322: ###########################################################
                    323: ###########################################################
                    324: ###########################################################
                    325: proc jumpToSelection {} {
                    326:     global gTextWindow
                    327:     catch {$gTextWindow see sel.first}
                    328: }
                    329: 
                    330: proc cut {} {global gTextWindow;tk_textCut $gTextWindow}
                    331: proc copy {} {global gTextWindow;tk_textCopy $gTextWindow}
                    332: proc paste {} {global gTextWindow;tk_textPaste $gTextWindow}
                    333: 
                    334: ###########################################################
                    335: # selectAll 
                    336: ###########################################################
                    337: ###########################################################
                    338: ###########################################################
                    339: proc selectAll { { refNum 0 } } {
                    340:     global gTextWindow gRefText
                    341: 
                    342:     if { $refNum } { set window $gRefText($refNum) } else {
                    343: 	catch {set window $gTextWindow}
                    344:     } 
                    345:     if { ![winfo exists $window] } { return }
                    346:     $window tag add sel 0.0 end
                    347: }
                    348: 
                    349: ###########################################################
                    350: # creatEditingWindow
                    351: ###########################################################
                    352: ###########################################################
                    353: # Arguments: none
                    354: # Returns: a one if the Editing window existed and a zero
                    355: #          if it created a new window
                    356: # Globals:
                    357: ###########################################################
                    358: proc createEditingWindow { {setupUndo 1} } {
                    359:     global gEditWindow gPreviewMode gTextWindow gSetNumberText gFile \
                    360: 	gWindowMenu gNumberParsedText gLineNumberGoto gUndo \
                    361: 	gCharacterNumberGoto gLineNumberGoto gClosedDocument \
                    362: 	gPreviewButton gFirstTime
                    363: 
                    364:     if { [winfo exists .editwindow] } { 
                    365: 	capaRaise .editwindow
                    366: 	return 1 
                    367:     }
                    368:     set gFirstTime 1
                    369: 
                    370:     set gEditWindow [toplevel .editwindow]
                    371:     $gWindowMenu add command -label "$gFile" -command "capaRaise $gEditWindow"
                    372:     wm title $gEditWindow $gFile
                    373:     set gClosedDocument 0
                    374:     set editWindow [frame $gEditWindow.frame -borderwidth 10]
                    375:     
                    376:     pack $editWindow -expand 1 -fill both
                    377:    
                    378:     set editTop [frame $editWindow.editTop]
                    379:     set editBottom [frame $editWindow.editBottom]
                    380: 
                    381:     pack $editTop $editBottom -side top
                    382:     pack configure $editBottom -expand 1 -fill both
                    383: 
                    384:     set menuFrame [frame $editTop.menu -borderwidth 2 -relief raised]
                    385:     set assignInfo [frame $editTop.assignInfo -borderwidth 4 -relief groove]
                    386:     set mode [frame $editTop.mode -borderwidth 4 -relief groove]
                    387:     set buttonAndGoto [frame $editTop.buttonAndGoto ]
                    388:     pack $menuFrame $assignInfo $mode $buttonAndGoto -side left
                    389:     pack configure $menuFrame -anchor n
                    390: 
                    391:     menubutton $menuFrame.edit -text Edit -menu $menuFrame.edit.m
                    392:     pack $menuFrame.edit -side left
                    393: 
                    394:     set edit [ menu $menuFrame.edit.m ]
                    395:     $edit add command -label "Cut" -command { cut } -accelerator "Alt+x"
                    396:     $edit add command -label "Copy" -command { copy } -accelerator "Alt+c"
                    397:     $edit add command -label "Paste" -command { paste } -accelerator "Alt+v"
                    398:     $edit add command -label "Select All " -command { selectAll } -accelerator "Alt+a"
                    399:     $edit add separator
                    400:     $edit add command -label "Undo" -command "undo 0" -accelerator "Alt+u"
                    401:     $edit add separator
                    402:     $edit add command -label "Find" -command { createFindWindow } -accelerator "Alt+f"
                    403:     bind all <Alt-f> createFindWindow
                    404: 
                    405:     set buttons [frame $buttonAndGoto.buttons ]
                    406:     set gotoFrame [ frame $buttonAndGoto.gotoFrame ]
                    407:     pack $buttons $gotoFrame -side top
                    408: 
                    409:     set button1 [frame $buttons.button1]
                    410:     set button2 [frame $buttons.button2]
                    411:     pack $button1 $button2 -side top
                    412: 
                    413:     set gPreviewButton [button $button1.preview -text "Preview"  -command \
                    414: 			    { studentSelectWindow createPreviewWindow }]
                    415:     button $button1.dbHeader -text "DB Header"  -command createDBHeader
                    416:     button $button1.include -text "Include"  -command includeFile
                    417:     pack $button1.preview $button1.dbHeader $button1.include -side left
                    418:     
                    419:     button $button2.header -text "Std. Header" \
                    420:  	    -command insertStandardHeader
                    421:     button $button2.import -text "Import" -command importFile
                    422:     button $button2.end -text "Endline" -command insertEndline
                    423:     pack $button2.header $button2.import $button2.end -side left
                    424:         
                    425:     label $gotoFrame.msg -text "Current Line:"
                    426:     label $gotoFrame.current -textvariable gLineNumber
                    427:     entry $gotoFrame.line -width 8 -textvariable gLineNumberGoto
                    428:     bind $gotoFrame.line <KeyPress-Return> "gotoLine"
                    429:     button $gotoFrame.button -text "Goto" -command "gotoLine"
                    430:     pack $gotoFrame.msg $gotoFrame.current $gotoFrame.line \
                    431: 	    $gotoFrame.button -side left
                    432:     # variable used by gotoLine, needs to be set if it doesn't exist
                    433:     if { [ catch { set gCharacterNumberGoto } ] } {
                    434: 	set gCharacterNumberGoto ""
                    435:     }
                    436: 
                    437:     label $assignInfo.time -textvariable gDate 
                    438:     set setNum [frame $assignInfo.setNum -borderwidth 2]
                    439:     set probsParsed [frame $assignInfo.probsParsed -borderwidth 2]
                    440:     
                    441:     pack $assignInfo.time $setNum $probsParsed -side top
                    442:     pack configure $setNum $probsParsed -anchor e
                    443: 
                    444:     message $setNum.msg -text "Problem Set Number" -aspect 10000 
                    445:     set setNumberWindow [message $setNum.num  -relief sunken  -width 70 \
                    446: 	    -textvariable gSetNumberText]
                    447:     
                    448:     pack $setNum.num $setNum.msg -side right -anchor e
                    449: 
                    450:     label $probsParsed.msg -text "Number of Questions Parsed"  
                    451:     set numberParsedWindow [label $probsParsed.num -relief sunken  \
                    452: 	    -textvariable gNumberParsedText]
                    453:     
                    454:     pack $probsParsed.num $probsParsed.msg -side right -anchor e
                    455:     
                    456:     message $mode.msg -text "Mode" -aspect 10000 
                    457:     radiobutton $mode.enscript -text "Enscript" -value "Enscript" \
                    458: 	    -variable gPreviewMode 
                    459:     radiobutton $mode.tex -text "TeX" -value "TeX" -variable gPreviewMode
                    460:     radiobutton $mode.web -text "Web" -value "Web" -variable gPreviewMode
                    461:     
                    462:     pack $mode.msg $mode.enscript $mode.tex $mode.web -side top
                    463:     pack configure $mode.enscript $mode.tex $mode.web -anchor w 
                    464:     set gPreviewMode Enscript
                    465: 
                    466:     scrollbar $editBottom.scroll -orient vertical -command \
                    467: 	    "$editBottom.text yview"
                    468:     set gTextWindow [text $editBottom.text -yscrollcommand \
                    469: 	    "$editBottom.scroll set" -wrap char -height 40]
                    470: 
                    471:     pack $editBottom.scroll $editBottom.text -side left -expand 0
                    472:     pack configure $editBottom.scroll -expand 0 -fill y
                    473:     pack configure $editBottom.text -expand true -fill both
                    474: 
                    475:     if { $setupUndo} {
                    476: 	rename $gTextWindow .$gTextWindow
                    477: 	trackChanges $gTextWindow 0
                    478: 	set gUndo(0) 0
                    479: 	set gUndo(0.cur) 0
                    480:     }
                    481: 
                    482:     bind $gTextWindow <Alt-s> saveDocument
                    483:     bind $gTextWindow <Alt-Shift-s> { saveDocument 1 }
                    484:     bind $gEditWindow <Alt-w> closeDocument
                    485: #    bind $gEditWindow <Destroy> "closeDocument 1"
                    486:     wm protocol $gEditWindow WM_DELETE_WINDOW "closeDocument 1"
                    487:     bind $gTextWindow <Alt-x> "tk_textCut %W"
                    488:     bind $gTextWindow <Alt-c> "tk_textCopy %W"
                    489:     bind $gTextWindow <Alt-v> "tk_textPaste %W"
                    490:     bind $gTextWindow <Alt-a> selectAll 
                    491:     bind $gTextWindow <Alt-u> "undo 0" 
                    492:     addFindList
                    493:     Centre_Dialog $gEditWindow default
                    494: 
                    495:     createImportLinks 0 0.0 end
                    496:     return 0
                    497: }
                    498: 
                    499: ###########################################################
                    500: # includeFile 
                    501: ###########################################################
                    502: ###########################################################
                    503: ###########################################################
                    504: proc includeFile {} {
                    505:     global gTextWindow gDir
                    506:     
                    507:     if { [makeSure "Is the cursor in the correct position?"] == "Cancel" } {
                    508: 	return
                    509:     }
                    510:     
                    511: #    if { $gDir(include) == "." } { set gDir(include) [pwd] }
                    512:     set file [tk_getOpenFile -filetypes \
                    513: 	    { { {All Files} {"*"} } { {Quizzer} {"*.qz"} } } \
                    514: 	    -title "Select the proper file" \
                    515: 	    -initialdir "$gDir(include)" ]
                    516:     if { $file == "" } { return }
                    517:     set gDir(include) [file dirname $file]
                    518: 
                    519:     if { $file == "" } { return }
                    520: 
                    521:     set fileId [open $file "r"]
                    522:     
                    523:     $gTextWindow insert insert [read $fileId [file size $file]]
                    524: }
                    525: 
                    526: ###########################################################
                    527: # insertStandardHeader 
                    528: ###########################################################
                    529: ###########################################################
                    530: ###########################################################
                    531: proc insertStandardHeader {} {
                    532:     global gTextWindow gCapaConfig
                    533:     
                    534:     if { [makeSure "Is the cursor in the correct position?"] == "Cancel" } {
                    535:  	return
                    536:     }
                    537:     $gTextWindow insert insert $gCapaConfig(standardQuizzerHeader)
                    538: }
                    539: 
                    540: ###########################################################
                    541: # importFile 
                    542: ###########################################################
                    543: ###########################################################
                    544: ###########################################################
                    545: proc importFile {} {
                    546:     global gTextWindow gDir gProbVal gTryVal gHintVal gPutLine
                    547:     
                    548:     if { [makeSure "Is the cursor in the correct position?"] == "Cancel" } {
                    549:  	return
                    550:     }
                    551:     
                    552: #    if { $gDir(import) == "." } { set gDir(import) [pwd] }
                    553:     set file [tk_getOpenFile -filetypes \
                    554: 	    { { {All Files} {"*"} } { {Quizzer} {"*.qz"} } } \
                    555: 	    -title "Select the proper file" -initialdir "$gDir(import)" ]
                    556:     if { $file == "" } { return }
                    557:     set gDir(import) [file dirname $file]
                    558: 
                    559:     
                    560:     if { [getProbValTryVal] == "Cancel" } { return }
                    561:     
                    562:     $gTextWindow insert insert "//\n/BEG prob_val=$gProbVal\n/LET try_val=$gTryVal\n/LET hint_val=$gHintVal\n/DIS(\"$file\")\n/IMP \"$file\"\n"
                    563:     if { $gPutLine } {
                    564: 	$gTextWindow insert insert "/DIS(stdline)\n"
                    565:     } else {
                    566:  	$gTextWindow insert insert "/DIS(webonlyline)\n"
                    567:     }
                    568:     $gTextWindow see insert
                    569: }
                    570: 
                    571: ###########################################################
                    572: # insertEndline 
                    573: ###########################################################
                    574: ###########################################################
                    575: ###########################################################
                    576: proc insertEndline {} {
                    577:     global gTextWindow
                    578:     
                    579:     if { [makeSure "Is the cursor in the correct position?"] == "Cancel" } {
                    580:  	return
                    581:     }
                    582:     $gTextWindow insert insert "/END(stdendline)\n"
                    583: }
                    584: 
                    585: ###########################################################
                    586: # getProbValTryVal
                    587: ###########################################################
                    588: ###########################################################
                    589: ###########################################################
                    590: proc getProbValTryVal {} {
                    591:     global gPrompt gProbVal gTryVal gHintVal gPutLine
                    592:     
                    593:     set dialog [toplevel .getProbValTryVal -borderwidth 10]
                    594:     wm title $dialog "Getting Problem Value and Try Value"
                    595:     wm geo $dialog "+200+200"
                    596:     message $dialog.msg -text "Set the weight of the problem and the number of tries allowed." -aspect 700
                    597:     
                    598:     set gPrompt(result) ""
                    599:     scale $dialog.probVal -orient horizontal -variable gProbVal \
                    600:  	    -from 0 -to 9 -label "Problem Value" -length 150
                    601:     scale $dialog.tryVal -orient horizontal -variable gTryVal \
                    602:  	    -from 0 -to 99 -label "Try Value" -length 150
                    603:     scale $dialog.hintVal -orient horizontal -variable gHintVal \
                    604:  	    -from 1 -to 99 -label "Number of Tries Before Showing Hint" -length 150
                    605:     set gPrompt(stdline.1) "Put a stdline after this problem."
                    606:     set gPrompt(stdline.0) "Put a webonlyline after this problem."
                    607:     checkbutton $dialog.putLine -variable gPutLine \
                    608: 	    -width 38 \
                    609: 	    -textvariable gPrompt(displayLine) \
                    610: 	    -command { set gPrompt(displayLine) $gPrompt(stdline.$gPutLine) }
                    611:     set gPrompt(displayLine) $gPrompt(stdline.$gPutLine) 
                    612:     set buttonFrame [frame $dialog.buttons -bd 10]
                    613:     pack $dialog.msg $dialog.probVal $dialog.tryVal $dialog.hintVal $dialog.putLine \
                    614:  	    $buttonFrame -side top -fill x
                    615:     
                    616:     button $buttonFrame.yes -text Import -command {set gPrompt(yes) 1} \
                    617:  	    -underline 0
                    618:     button $buttonFrame.cancel -text Cancel -command { set gPrompt(yes) 0 } \
                    619:  	    -underline 0
                    620:     pack $buttonFrame.yes $buttonFrame.cancel -side left
                    621:     
                    622:     bind $dialog <Alt-Key> break
                    623:     bind $dialog <Destroy> "set gPrompt(yes) 0"
                    624:     Centre_Dialog $dialog default
                    625:     update
                    626:     
                    627:     focus $dialog
                    628:     capaRaise $dialog
                    629:     capaGrab $dialog
                    630:     vwait gPrompt(yes)
                    631:     capaGrab release $dialog
                    632:     bind $dialog <Destroy> ""
                    633:     destroy $dialog
                    634:     if {$gPrompt(yes)} {
                    635:  	return Done
                    636:     } else {
                    637:  	return Cancel
                    638:     }
                    639: }
                    640: 
                    641: ###########################################################
                    642: # updateDateBox 
                    643: ###########################################################
1.13      albertel  644: # sticks the date information from gControlDates into the date listbox
1.1       albertel  645: ###########################################################
                    646: ###########################################################
                    647: proc updateDateBox { listbox } {
                    648:     global gControlDates
                    649:     $listbox delete 0 end
                    650:     for {set i 0} {$i < [llength $gControlDates]} {incr i } {
                    651: 	set date [lindex $gControlDates $i]
                    652: 	if { $i != 0 } {
                    653: 	    $listbox insert end [eval format {"%4d %4d   %s %s %s"} $date]
                    654: 	} else {
                    655: 	    $listbox insert end [eval format {"  DEFAULT   %s %s %s"} [lrange $date 2 end]]
                    656: 	}
                    657:     }
                    658: }
                    659: 
                    660: ###########################################################
                    661: # loadDates 
                    662: ###########################################################
                    663: ###########################################################
                    664: ###########################################################
                    665: proc loadDates { listbox } {
                    666:     global gControlDates
                    667:     if { [catch {getHeaderInfo}]} { 
                    668: 	displayError "That set.db does not exist"
1.13      albertel  669:     } else { 
                    670: 	if { [llength $gControlDates] > 2 } {
                    671: 	    set gControlDates [linsert [lreverse [lrange $gControlDates 1 end]] 0 [lindex $gControlDates 0]] 
                    672: 	} 
                    673:     }
1.1       albertel  674:     updateDateBox $listbox
                    675: }
                    676: 
                    677: ###########################################################
                    678: # deleteDate 
                    679: ###########################################################
                    680: ###########################################################
                    681: ###########################################################
                    682: proc deleteDate { listbox } {
                    683:     global gControlDates
                    684:     if { [set a [$listbox index anchor]] != 0 } {
                    685: 	catch {$listbox delete anchor}
                    686: 	set gControlDates [lreplace $gControlDates $a $a]
                    687:     } else {
                    688: 	displayError "You can not delete the default setting, only change it."
                    689:     }
                    690: }
                    691: 
                    692: ###########################################################
                    693: # checkHeaderForDefault 
                    694: ###########################################################
                    695: ###########################################################
                    696: ###########################################################
                    697: proc checkHeaderForDefault { } {
                    698:     global gControlDates
                    699:     if { [lindex [lindex $gControlDates 0] 0] == 0 && \
                    700: 	     [lindex [lindex $gControlDates 0] 1] == 0 } {
                    701: 	return 1
                    702:     }
                    703:     return 0
                    704: }
                    705: 
                    706: ###########################################################
                    707: # dueAnswerOrder 
                    708: ###########################################################
                    709: ###########################################################
                    710: ###########################################################
                    711: proc dueAnswerOrder { } {
                    712:     global gDates
                    713:     set duetime [clock scan "$gDates(duemonth)/$gDates(dueday)/$gDates(dueyear) $gDates(duehour):$gDates(dueminute)"]
                    714:     set answertime [clock scan "$gDates(answermonth)/$gDates(answerday)/$gDates(answeryear) $gDates(answerhour):$gDates(answerminute)"]
                    715:     if { $duetime > $answertime } { return 1 } { return 0 }
                    716: }
                    717: 
                    718: ###########################################################
                    719: # checkDateFields 
                    720: ###########################################################
                    721: ###########################################################
                    722: ###########################################################
                    723: proc checkDateFields { } {
                    724:     global gDates
                    725: 
                    726:     set result 1
                    727:     foreach kind { open due answer } {
                    728: 	foreach type { year month day hour minute } {
                    729: 	    if { [validate $kind $type] != 1 } {
                    730: 		return $kind$type
                    731: 	    }
                    732: 	}
                    733:     }
                    734:     if { [validate "" durationhour] != 1 } { return durationhour }
                    735:     if { [validate  duration minute] != 1 } { return durationminute }
                    736:     if { [catch { expr $gDates(sectionstart) }] } { return sectionstart } else {
                    737: 	if {[string length $gDates(sectionstart)] <1} { return sectionstart } else {
                    738: 	    if { [catch { expr $gDates(sectionend) }] } { return sectionend } else {
                    739: 		if {[string length $gDates(sectionend)] <1} { return sectionend } 
                    740: 	    }
                    741: 	}
                    742:     }    
                    743:     return $result
                    744: }
                    745: 
                    746: ###########################################################
                    747: # validate
                    748: ###########################################################
                    749: ###########################################################
                    750: ###########################################################
                    751: proc validate { kind type {newvalue novalue} } {
                    752:     global gDates
                    753:     #tcl interprets all strings of digits with 0 as the first number as being 
                    754:     #in octal, need to prevent this from causing an error
                    755:     if { $newvalue == "novalue" } { 
                    756: 	set temp $gDates($kind$type)
                    757: 	set lowfail -1
                    758:     } else {
                    759: 	if { $newvalue == "" } { return 1 }
                    760: 	set temp $newvalue
                    761: 	set lowfail 1
                    762:     }
                    763:     if { [string length $temp] > 1  && [string index $temp 0] == 0 } {
                    764: 	set test [string range $temp 1 end]
                    765:     } else {
                    766: 	set test $temp
                    767:     }
                    768:     if { [catch { expr $test }] } { return 0 } else {
                    769: 	switch $type {
                    770: 	    year { 
                    771: 		if { $test < 1990 } { return $lowfail } 
                    772: 		if { $test > 9999 } { return 0 } 
                    773: 		if { [string length $temp] > 4 } { return 0 }
                    774: 	    }
                    775: 	    month { 
                    776: 		if { $test < 1 } { return $lowfail } 
                    777: 		if { $test > 12 } { return 0 } 
                    778: 		if { [string length $temp] > 2 } { return 0 }
                    779: 	    }
                    780: 	    day { 
                    781: 		if { $test < 1 } { return $lowfail } 
                    782: 		if { $test > 31 } { return 0 } 
                    783: 		if { [string length $temp] > 2 } { return 0 }
                    784: 	    }
                    785: 	    hour {
                    786: 		if { $test < 0 } { return 0 }
                    787: 		if { $test > 23 } { return 0 }
                    788: 		if { [string length $temp] > 2 } { return 0 }
                    789: 	    }
                    790: 	    minute {
                    791: 		if { $test < 0 } { return 0 }
                    792: 		if { $test > 59 } { return 0 }
                    793: 		if { [string length $temp] > 2 } { return 0 }
                    794: 	    }
                    795: 	    durationhour {
                    796: 		if { $test < 0 } { return 0 }
                    797: 		if { [string length $temp] > 4 } { return 0 }
                    798: 	    }
                    799: 	}
                    800:     }
                    801:     return 1
                    802: }
                    803: 
                    804: ###########################################################
                    805: # getday
                    806: ###########################################################
                    807: ###########################################################
                    808: ###########################################################
                    809: proc getday { kind } {
                    810:     global gDates
                    811:     if { [set day $gDates([set kind]day)] != ""} {
                    812: 	if { [set month $gDates([set kind]month)] != ""} {
                    813: 	    if { [set year $gDates([set kind]year)] != ""} {
                    814: 		if { [ catch { set gDates($kind.dayoweek) \
                    815: 				   [clock format [clock scan "$month/$day/$year"] \
                    816: 					-format %a] } error ] } {
                    817: 		    set gDates($kind.dayoweek) ""
                    818: 		}
                    819: 		return
                    820: 	    }
                    821: 	}
                    822:     }
                    823:     set gDates($kind.dayoweek) ""
                    824: }
                    825: 
                    826: ###########################################################
1.13      albertel  827: # moveUpDate
                    828: ###########################################################
                    829: ###########################################################
                    830: ###########################################################
                    831: proc  moveUpDate { listbox } {
                    832:     global gControlDates gDates
                    833:     if { ![winfo exists $listbox] } { return }
                    834:     if { [set which [$listbox curselection]] == "" } {
                    835: 	displayMessage "Please select a date to move."
                    836: 	return
                    837:     }
                    838:     if { $which > 1 } {
                    839: 	set element [lindex $gControlDates $which]
                    840: 	set gControlDates [lreplace $gControlDates $which $which]
                    841: 	set gControlDates [linsert $gControlDates [expr $which - 1] $element]
                    842: 	updateDateBox $listbox
                    843: 	$listbox selection set [expr {$which - 1}]
                    844: 	$listbox see [expr {$which -1}]
                    845:     }
                    846: }
                    847: 
                    848: ###########################################################
                    849: # moveDownDate
                    850: ###########################################################
                    851: ###########################################################
                    852: ###########################################################
                    853: proc  moveDownDate { listbox } {
                    854:     global gControlDates gDates
                    855:     if { ![winfo exists $listbox] } { return }
                    856:     if { [set which [$listbox curselection]] == "" } {
                    857: 	displayMessage "Please select a date to move."
                    858: 	return
                    859:     }
                    860:     if { ($which > 0) && ($which < ([llength $gControlDates]-1)) } {
                    861: 	set element [lindex $gControlDates $which]
                    862: 	set gControlDates [lreplace $gControlDates $which $which]
                    863: 	set gControlDates [linsert $gControlDates [expr $which + 1] $element]
                    864: 	updateDateBox $listbox
                    865: 	$listbox selection set [expr {$which + 1}]
                    866: 	$listbox see [expr {$which + 1}]
                    867:     }
                    868: }
                    869: 
                    870: ###########################################################
1.1       albertel  871: # enableDateValidation
                    872: ###########################################################
                    873: ###########################################################
                    874: ###########################################################
                    875: proc  enableDateValidation { toplevel } {
                    876:     global gDates
                    877:     set dateFrame $toplevel.dateFrame
                    878:     foreach type { open due answer } {
                    879: 	$dateFrame.[set type]date.year configure -validate key \
                    880: 	    -validatecommand "validate $type year %P"
                    881: 	$dateFrame.[set type]date.month configure -validate key \
                    882: 	    -validatecommand "validate $type month %P"
                    883: 	$dateFrame.[set type]date.day configure -validate key \
                    884: 	    -validatecommand "validate $type day %P"
                    885: 	$dateFrame.[set type]time.hour configure -validate key \
                    886: 	    -validatecommand "validate $type hour %P"
                    887: 	$dateFrame.[set type]time.minute configure -validate key \
                    888: 	    -validatecommand "validate $type minute %P"
                    889:     }
                    890:     $gDates(optFrame).duration.hour configure -validate key \
                    891: 	-validatecommand "validate {} durationhour %P"
                    892:     $gDates(optFrame).duration.minute configure -validate key \
                    893: 	-validatecommand "validate duration minute %P"
                    894: 
                    895: }
                    896: 
                    897: ###########################################################
                    898: # addDateOptions
                    899: ###########################################################
                    900: ###########################################################
                    901: ###########################################################
                    902: proc addDateOptions {} {
                    903:     global gDates
                    904:     pack $gDates(optFrame2)
                    905:     $gDates(optBut) configure -text "Less Options" -command "removeDateOptions"
                    906: }
                    907: 
                    908: ###########################################################
                    909: # removeDateOptions
                    910: ###########################################################
                    911: ###########################################################
                    912: ###########################################################
                    913: proc removeDateOptions {} {
                    914:     global gDates
                    915:     pack forget $gDates(optFrame2)
                    916:     $gDates(optBut) configure -text "More Options" -command "addDateOptions"
                    917: }
                    918: 
                    919: ###########################################################
                    920: # createDateDialog
                    921: ###########################################################
                    922: ###########################################################
                    923: ###########################################################
                    924: proc createDateDialog { toplevel makedefault } {
                    925:     global gDates gPrompt2
                    926: 
                    927:     catch [unset gDates]
                    928: 
                    929:     set infoFrame [frame $toplevel.infoFrame]
                    930:     set sectionFrame [frame $toplevel.sectionFrame -borderwidth 4]
                    931:     set dateFrame [frame $toplevel.dateFrame]
                    932:     set optionsFrame [frame $toplevel.optionsFrame]
                    933:     set buttonFrame [frame $toplevel.buttonFrame]
                    934:     pack $infoFrame $sectionFrame $dateFrame $buttonFrame -side top
                    935:     
                    936:     if { $makedefault } {
                    937: 	label $sectionFrame.sectionl -text "Default value for all sections:"
                    938: 	pack $sectionFrame.sectionl
                    939: 	set gDates(sectionstart) 0
                    940: 	set gDates(sectionend) 0
                    941:     } else {
                    942: 	grid [label $sectionFrame.sectionl -text "Dates and times are for"] \
                    943: 	    -column 0 -columnspan 4 -row 0
                    944: 	grid [label $sectionFrame.section12 -text "section:"] -column 0 -row 1
                    945: 	grid [entry $sectionFrame.start -width 3 -textvariable gDates(sectionstart)] \
                    946: 	    -column 1 -row 1
                    947: 	grid [label $sectionFrame.sectionl3 -text "through section: "] -column 2 -row 1
                    948: 	grid [entry $sectionFrame.end -width 3 -textvariable gDates(sectionend)] \
                    949: 	    -column 3 -row 1
                    950: 	button $buttonFrame.getdefaults -text "Get Defaults" -command \
                    951: 	    "setValues 0 0;enableDateValidation $toplevel"
                    952: 	pack $buttonFrame.getdefaults -side left
                    953:     }
                    954: 
                    955:     grid [label $dateFrame.datel -text "Date"] -column 1 -row 0
                    956:     grid [label $dateFrame.timel -text "Time"] -column 2 -row 0
                    957:     grid [label $dateFrame.helpd -text "yyyy/mm/dd"] -column 1 -row 1
                    958:     grid [label $dateFrame.helpt -text "hh:mm"] -column 2 -row 1
                    959:     grid [label $dateFrame.openl -text "Open"] -column 0 -row 2
                    960:     grid [set openDate [frame $dateFrame.opendate -borderwidth 2 -relief sunken]] -column 1 -row 2
                    961:     grid [set openTime [frame $dateFrame.opentime -borderwidth 2 -relief sunken]] -column 2 -row 2
                    962:     grid [label $dateFrame.openday -textvariable gDates(open.dayoweek)] -column 3 -row 2
                    963:     grid [label $dateFrame.duel -text "Due"] -column 0 -row 3
                    964:     grid [set dueDate [frame $dateFrame.duedate -borderwidth 2 -relief sunken]] -column 1 -row 3
                    965:     grid [set dueTime [frame $dateFrame.duetime -borderwidth 2 -relief sunken]] -column 2 -row 3
                    966:     grid [label $dateFrame.dueday -textvariable gDates(due.dayoweek)] -column 3 -row 3
                    967:     grid [label $dateFrame.answerl -text "Answer"] -column 0 -row 4
                    968:     grid [set answerDate [frame $dateFrame.answerdate -borderwidth 2 -relief sunken]] -column 1 -row 4
                    969:     grid [set answerTime [frame $dateFrame.answertime -borderwidth 2 -relief sunken]] -column 2 -row 4		
                    970:     grid [label $dateFrame.ansday -textvariable gDates(answer.dayoweek)] -column 3 -row 4
                    971:     
                    972:     
                    973:     foreach type { open due answer } {
                    974: 	entry [set [set type]Date].year -width 4 -textvariable gDates([set type]year) 
                    975: 	label [set [set type]Date].sl1 -text "/"
                    976: 	entry [set [set type]Date].month -width 2 -textvariable gDates([set type]month) 
                    977: 	label [set [set type]Date].sl2 -text "/"
                    978: 	entry [set [set type]Date].day -width 2 -textvariable gDates([set type]day) 
                    979: 	entry [set [set type]Time].hour -width 2 -textvariable gDates([set type]hour) 
                    980: 	label [set [set type]Time].colon -text ":"
                    981: 	entry [set [set type]Time].minute -width 2 -textvariable gDates([set type]minute)
                    982: 	pack [set [set type]Date].year [set [set type]Date].sl1 \
                    983: 	    [set [set type]Date].month [set [set type]Date].sl2 \
                    984: 	    [set [set type]Date].day -side left
                    985: 	pack [set [set type]Time].hour [set [set type]Time].colon \
                    986: 	    [set [set type]Time].minute -side left
                    987:     }
                    988: 
                    989:     set optionsFrame3 [frame $optionsFrame.options]
                    990:     set gDates(optFrame) [ set optionsFrame2 [frame $optionsFrame3.options ] ]
                    991:     pack $gDates(optFrame) $optionsFrame3
                    992:     set gDates(optFrame2) $optionsFrame
                    993: 
                    994:     set durationFrame [frame $optionsFrame2.duration]
                    995:     checkbutton $optionsFrame2.view -variable gDates(viewbetween) \
                    996: 	-text "Allow Viewing between Due and Answer dates" 
                    997:     checkbutton $optionsFrame2.response -variable gDates(inhibitresponse) \
                    998: 	-text "Inhibit Correct/Incorrect response \n(normally only for exams/quizzes)"
                    999:     pack $durationFrame $optionsFrame2.view $optionsFrame2.response -side top
1.7       albertel 1000:     set gDates(viewbetween) 0
1.1       albertel 1001:     set gDates(inhibitresponse) 0
                   1002: 
                   1003:     label $durationFrame.label -text "Duration"
                   1004:     entry $durationFrame.hour  -width 4 -textvariable gDates(durationhour)
                   1005:     label $durationFrame.colon -text ":"
                   1006:     entry $durationFrame.minute -width 2 -textvariable gDates(durationminute) 
                   1007:     pack $durationFrame.label $durationFrame.hour $durationFrame.colon \
                   1008: 	$durationFrame.minute -side left
                   1009:     set gDates(durationhour) 0
                   1010:     set gDates(durationminute) 0
                   1011: 
                   1012:     button $buttonFrame.help -text "Help" -command "showHelp dateEntry"
                   1013:     button $buttonFrame.set -text "Ok" -command "set gPrompt2(ok) 1"
                   1014:     button $buttonFrame.cancel -text "Cancel" -command "set gPrompt2(ok) 0"
                   1015:     set gDates(optBut) [ button $buttonFrame.options -text "More Options" \
                   1016: 			     -command "addDateOptions"]
1.16    ! albertel 1017:     pack $buttonFrame.set $buttonFrame.cancel $buttonFrame.options -side left
1.1       albertel 1018:     bind $toplevel <Destroy> "set gPrompt2(ok) 0"
                   1019:     bind $toplevel <KeyPress> "getday open;getday due;getday answer"
                   1020:     bind $toplevel <Return> {tkTabToWindow [tk_focusNext %W]}
                   1021: }
                   1022: 
                   1023: ###########################################################
                   1024: # addCurrentDates
                   1025: ###########################################################
                   1026: ###########################################################
                   1027: ###########################################################
                   1028: proc addCurrentDates { listbox makedefault {which -1} } {
                   1029:     global gControlDates gDates
                   1030:     foreach kind { open due answer } {
                   1031: 	foreach type { year month day hour minute } {
                   1032: 	    #tcl interprets all strings of digits with 0 as the first number as 
                   1033: 	    #being in octal, need to prevent this from causing an error
                   1034: 	    if { [string length $gDates($kind$type)] > 1  && \
                   1035: 		     [string index $gDates($kind$type) 0] == 0 } {
                   1036: 		set gDates($kind$type) [string range $gDates($kind$type) 1 end]
                   1037: 	    }
                   1038: 	}
                   1039:     }
                   1040:     set datestring [list $gDates(sectionstart) $gDates(sectionend) \
                   1041: 			[format "%04d/%02d/%02d %02d:%02d" $gDates(openyear) \
                   1042: 			     $gDates(openmonth) $gDates(openday) \
                   1043: 			     $gDates(openhour) $gDates(openminute) ] \
                   1044: 			[format "%04d/%02d/%02d %02d:%02d" $gDates(dueyear) \
                   1045: 			     $gDates(duemonth) $gDates(dueday) \
                   1046: 			     $gDates(duehour) $gDates(dueminute) ] \
                   1047: 			[format "%04d/%02d/%02d %02d:%02d" $gDates(answeryear) \
                   1048: 			     $gDates(answermonth) $gDates(answerday) \
                   1049: 			     $gDates(answerhour) $gDates(answerminute) ] \
                   1050: 		        [format "%d:%d" $gDates(durationhour) $gDates(durationminute)] \
                   1051: 			$gDates(inhibitresponse) $gDates(viewbetween) ]
                   1052:     if { $makedefault } {
                   1053: 	if { ([info globals gControlDates] == "") || ($gControlDates == "") } {
                   1054: 	    set gControlDates [list $datestring]
                   1055: 	} else { 
                   1056: 	    set gControlDates [lreplace $gControlDates 0 0 $datestring]
                   1057: 	}
                   1058:     } else {
                   1059: 	if { $which > -1 } {
                   1060: #	    puts "$gControlDates=$which=$which=$datestring"
                   1061: 	    set gControlDates [lreplace $gControlDates $which $which $datestring]
                   1062: 	} else {
                   1063: 	    lappend gControlDates $datestring
                   1064: 	}
                   1065:     }
                   1066:     updateDateBox $listbox
                   1067: }
                   1068: 
                   1069: ###########################################################
                   1070: # setValues
                   1071: ###########################################################
                   1072: ###########################################################
                   1073: ###########################################################
                   1074: proc setValues { which {doSections 1} } {
                   1075:     global gControlDates gDates
                   1076:     set datestring [lindex $gControlDates $which]
                   1077:     if { $doSections } {
                   1078: 	set gDates(sectionstart) [lindex $datestring 0]
                   1079: 	set gDates(sectionend) [lindex $datestring 1]
                   1080:     }
                   1081:     foreach type {open due answer} element {2 3 4} {
                   1082: 	set gDates([set type]year) [lindex [split [lindex $datestring $element] "/" ] 0]
                   1083: 	set gDates([set type]month) [lindex [split [lindex $datestring $element] "/" ] 1]
                   1084: 	set gDates([set type]day) [lindex [split [lindex [lindex $datestring $element] 0] "/" ] 2]
                   1085: 	set gDates([set type]hour) [lindex [split [lindex [lindex $datestring $element] 1] ":" ] 0]
                   1086: 	set gDates([set type]minute) [lindex [split [lindex [lindex $datestring $element] 1] ":" ] 1]
                   1087:     }
                   1088:     set gDates(durationhour) [lindex [split [lindex $datestring 5] ":" ] 0]
                   1089:     set gDates(durationminute) [lindex [split [lindex $datestring 5] ":" ] 1]
                   1090:     set gDates(inhibitresponse) [lindex $datestring 6]
                   1091:     set gDates(viewbetween) [lindex $datestring 7]
                   1092:     getday open
                   1093:     getday due
                   1094:     getday answer
                   1095: }
                   1096: 
                   1097: ###########################################################
                   1098: # changeDate
                   1099: ###########################################################
                   1100: ###########################################################
                   1101: ###########################################################
                   1102: proc changeDate { listbox } {
                   1103:     global gDates gPrompt2 gControlDates
                   1104: 
                   1105:     if { ![winfo exists $listbox] } { return }
                   1106:     if { [winfo exists .adddate] } { return }
                   1107:     if { [set which [$listbox index anchor]] == 0 } { set makedefault 1 } else { 
                   1108: 	set makedefault 0 }
                   1109:     if { $which == [$listbox index end] } {addDate $listbox;return}
                   1110:     set changeDate [toplevel .changeDate]
                   1111:     createDateDialog $changeDate $makedefault
                   1112:     setValues $which
                   1113:     enableDateValidation $changeDate
                   1114: 
                   1115:     if { $makedefault } {
                   1116: 	set gDates(sectionstart) 0
                   1117: 	set gDates(sectionend) 0
                   1118:     }
                   1119: 
                   1120:     Centre_Dialog $changeDate default
                   1121:     update
                   1122: 
                   1123:     focus $changeDate
                   1124:     capaRaise $changeDate
                   1125:     capaGrab $changeDate
                   1126:     set done 0
                   1127:     while { $done != 1 } {
                   1128: 	vwait gPrompt2(ok)
                   1129: 	if { $gPrompt2(ok) == 1 } {
                   1130: 	    if { 1 != [set done [checkDateFields]] } {
                   1131: 		displayError "Please correct field: $done"
                   1132: 		set done 0
                   1133: 	    } else {
                   1134: 		if { [dueAnswerOrder] } {
                   1135: 		    if { "Yes" == [makeSure "Right now answers are available before an assignment is due. Would you like to change this?."]} {
                   1136: 		    set done 0
                   1137: 		    } else {
                   1138: 			set done 1
                   1139: 		    }
                   1140: 		}
                   1141: 	    }
                   1142: 	} else {
                   1143: 	    set done 1
                   1144: 	}
                   1145:     }
                   1146:     capaGrab release $changeDate
1.16    ! albertel 1147:     catch {bind $changeDate <Destroy> ""}
1.1       albertel 1148:     destroy $changeDate
                   1149:     if {$gPrompt2(ok) == 1 } {
                   1150: 	addCurrentDates $listbox $makedefault $which
                   1151:     }    
                   1152:     return 
                   1153: }
                   1154: 
                   1155: ###########################################################
                   1156: # addDate 
                   1157: ###########################################################
                   1158: ###########################################################
                   1159: ###########################################################
                   1160: proc addDate { listbox } {
                   1161:     global gDates gPrompt2
                   1162: 
                   1163:     if { ![winfo exists $listbox ] } { return }
                   1164:     if { [winfo exists .adddate ] } { return }
                   1165:     if { [$listbox index end] == 0 } { set makedefault 1 } else { set makedefault 0 }
                   1166:     set addDate [toplevel .adddate]
                   1167: 
                   1168:     createDateDialog $addDate $makedefault
                   1169:     enableDateValidation $addDate
                   1170: 
                   1171:     Centre_Dialog $addDate default
                   1172:     update
                   1173: 
                   1174:     focus $addDate
                   1175:     capaRaise $addDate
                   1176:     capaGrab $addDate
                   1177:     set done 0
                   1178:     while { $done != 1 } {
                   1179: 	vwait gPrompt2(ok)
                   1180: 	if { $gPrompt2(ok) == 1 } {
                   1181: 	    if { 1 != [set done [checkDateFields]] } {
                   1182: 		displayError "Please correct field: $done"
                   1183: 		set done 0
                   1184: 	    } else {
                   1185: 		if { [dueAnswerOrder] } {
                   1186: 		    if { "Yes" == [makeSure "Right now answers are available before an assignment is due. Would you like to change this?."]} {
                   1187: 		    set done 0
                   1188: 		    } else {
                   1189: 			set done 1
                   1190: 		    }
                   1191: 		}
                   1192: 	    }
                   1193: 	} else {
                   1194: 	    set done 1
                   1195: 	}
                   1196:     }
                   1197:     capaGrab release $addDate
1.16    ! albertel 1198:     catch {bind $addDate <Destroy> ""}
1.1       albertel 1199:     destroy $addDate
                   1200:     if {$gPrompt2(ok) == 1 } {
                   1201: 	addCurrentDates $listbox $makedefault
                   1202:     }    
                   1203:     return 
                   1204: }
                   1205: 
                   1206: ###########################################################
                   1207: # createDBHeader
                   1208: ###########################################################
                   1209: ###########################################################
                   1210: ###########################################################
                   1211: proc createDBHeader {} {
                   1212:     global gNumberParsedText gPrompt gLoadHeaderSet gControlDates \
1.2       albertel 1213: 	    gSetNumberText  gHeaderQCount gEnableDiscussion gFile
1.1       albertel 1214: 
                   1215:     if { $gNumberParsedText == "" } {
                   1216: 	displayError "You must first preview the file before creating the \
                   1217: 		DB header."
                   1218: 	return
                   1219:     }
                   1220: 
                   1221:     if { [winfo exists .headerPrompt] } {
                   1222: 	capaRaise .headerPrompt
                   1223: 	return
                   1224:     }
                   1225: 
                   1226:     set dialog [toplevel .headerPrompt -borderwidth 10]
                   1227:     wm geo $dialog "+200+200"
                   1228:     wm title $dialog "Creating DB Header"
                   1229: 
                   1230:     message $dialog.msg -text "Header Information" -aspect 1000
                   1231:     set loadFrame [frame $dialog.loadFrame -borderwidth 4 -relief sunken]
                   1232:     set infoFrame [frame $dialog.infoFrame -borderwidth 4 -relief sunken]
1.13      albertel 1233:     label $dialog.message -text "Later entries will override earlier entries"
1.2       albertel 1234:     set optionFrame [frame $dialog.options]
1.1       albertel 1235:     set buttonFrame [frame $dialog.buttons -bd 10]
1.13      albertel 1236:     pack $dialog.msg $loadFrame $dialog.message $infoFrame $optionFrame \
                   1237: 	$buttonFrame -side top -fill x
1.1       albertel 1238: 
                   1239:     set legendFrame [frame $infoFrame.legendFrame]
                   1240:     set listFrame [frame $infoFrame.listFrame]
                   1241:     set commandFrame [frame $infoFrame.commandFrame]
                   1242:     pack $legendFrame $listFrame $commandFrame -side top
                   1243:  
                   1244:     label $legendFrame.legend1 -text " Section# |     Open       |     Due        |     Answer         "
                   1245:     label $legendFrame.legend2 -text "Start  End| Date      Time | Date     Time  | Date      Time     "
                   1246:     pack $legendFrame.legend1 $legendFrame.legend2 -side top
                   1247: 
                   1248:     set listbox [listbox $listFrame.list -width 63 -yscrollcommand "$listFrame.scroll set" ]
                   1249:     scrollbar $listFrame.scroll -command "$listbox yview"
                   1250:     pack $listFrame.list $listFrame.scroll -side left
1.13      albertel 1251:     pack configure $listFrame.scroll -fill y
1.1       albertel 1252:     updateDateBox $listbox
                   1253:     
                   1254:     button $commandFrame.add -text "Add" -command "addDate $listbox"
                   1255:     button $commandFrame.change -text "Change" -command "changeDate $listbox"
                   1256:     button $commandFrame.delete -text "Delete" -command "deleteDate $listbox"
1.13      albertel 1257:     button $commandFrame.moveup -text "MoveUp" -command "moveUpDate $listbox"
                   1258:     button $commandFrame.movedown -text "MoveDown" -command "moveDownDate $listbox"
                   1259:     pack $commandFrame.add $commandFrame.change $commandFrame.delete \
                   1260: 	$commandFrame.moveup $commandFrame.movedown -side left
1.1       albertel 1261:     bind $listbox <Double-ButtonPress-1> "changeDate $listbox"
                   1262: 
                   1263:     message $loadFrame.msg -text "Load header information from set:"  \
                   1264: 	    -aspect 1000
                   1265:     set gLoadHeaderSet $gSetNumberText
                   1266:     entry $loadFrame.entry -textvariable gLoadHeaderSet  -width 2
                   1267:     button $loadFrame.load -text "load" -command "loadDates $listbox"
                   1268:     pack $loadFrame.msg $loadFrame.entry $loadFrame.load -side left
                   1269: 
1.2       albertel 1270:     if { [file exists [file join [file dirname $gFile] discussion $gSetNumberText]] } {
                   1271: 	set gEnableDiscussion 1
                   1272:     } else {
                   1273: 	set gEnableDiscussion 0
                   1274:     }
                   1275:     checkbutton $optionFrame.discuss -text "Enable Discussion Forum" \
                   1276: 	-variable gEnableDiscussion
                   1277:     pack $optionFrame.discuss
                   1278: 
1.1       albertel 1279:     button $buttonFrame.ok -text Set -command { set gPrompt(ok) 1 } \
                   1280: 	    -underline 0 
                   1281:     button $buttonFrame.cancel -text Cancel -command { set gPrompt(ok) 0 } \
                   1282: 	    -underline 0 
                   1283:     pack $buttonFrame.ok $buttonFrame.cancel -side left
                   1284:     
                   1285:     bind $dialog <Destroy> "set gPrompt(ok) 0"
                   1286:     Centre_Dialog $dialog default
                   1287:     update
                   1288: 
                   1289:     focus $dialog
                   1290:     capaRaise $dialog
                   1291:     capaGrab $dialog
                   1292:     bind $dialog <Destroy> ""
                   1293:     set done 0
                   1294:     while { $done != 1 } {
                   1295: 	vwait gPrompt(ok)
                   1296: 	if { $gPrompt(ok) == 1 } {
                   1297: 	    set done [checkHeaderForDefault]
                   1298: 	    if { $done == 0 } {
                   1299: 		displayError "Must have a Default setting."
                   1300: 	    }
                   1301: 	} else {
                   1302: 	    set done 1
                   1303: 	}
                   1304:     }
                   1305:     capaGrab release $dialog
                   1306:     destroy $dialog
                   1307:     if {$gPrompt(ok) == 1 } {
1.2       albertel 1308: 	updateDiscussion
1.13      albertel 1309: 	if { [llength $gControlDates] > 2 } {
                   1310: 	    set gControlDates [linsert [lreverse [lrange $gControlDates 1 end]] 0 [lindex $gControlDates 0]] 
                   1311: 	} 
1.1       albertel 1312: 	eval updateHeader [ eval concat $gControlDates ]
                   1313:     }
                   1314:     
                   1315:     return    
                   1316: 
                   1317: }
                   1318: 
                   1319: ###########################################################
1.2       albertel 1320: # updateDiscussion
                   1321: ###########################################################
                   1322: ###########################################################
                   1323: ###########################################################
                   1324: proc updateDiscussion {} {
                   1325:     global gFile gSetNumberText gEnableDiscussion
                   1326:     set dir [file dirname $gFile]
                   1327:     set disDir [file join $dir discussion $gSetNumberText]
                   1328:     set logDir [file join $dir discussion logs]
                   1329:     if { $gEnableDiscussion } {
                   1330: 	if { ![file exists $disDir] } {
                   1331: 	    if { [file exists $disDir.unavailable] } {
                   1332: 		exec mv $disDir.unavailable $disDir
                   1333: 	    } else {
                   1334: 		file mkdir $disDir
                   1335: 		file attributes $disDir -permissions 0777
                   1336: 	    }
                   1337: 	}
                   1338: 	if { ![file exists $logDir] } {
                   1339: 	    file mkdir [file join $dir discussion logs]
                   1340: 	    file attributes [file join $dir discussion logs] -permissions 0777
                   1341: 	}
                   1342:     } else { 
                   1343: 	if { [file exists $disDir] } { exec mv $disDir $disDir.unavailable } 
                   1344:     }
                   1345: }
                   1346: 
                   1347: ###########################################################
1.1       albertel 1348: # allFieldsComplete2 
                   1349: ###########################################################
                   1350: ###########################################################
                   1351: ###########################################################
                   1352: proc allFieldsComplete2 {} {
1.2       albertel 1353:     global gLoadHeaderSet gControlDates 
1.1       albertel 1354:     
                   1355:     if { [string length $gOpenDate] != 8 } {
                   1356: 	return 0
                   1357:     } elseif { [string length $gOpenTime] != 5 } {
                   1358: 	return 0
                   1359:     } elseif { [string length $gDueDate] != 8 } {
                   1360: 	return 0
                   1361:     } elseif { [string length $gDueTime] != 5 } {
                   1362: 	return 0
                   1363:     } elseif { [string length $gAnswerDate] != 8 } {
                   1364: 	return 0
                   1365:     } elseif { [string length $gAnswerTime] != 5 } {
                   1366: 	return 0
                   1367:     } else {
                   1368: 	return 1
                   1369:     }
                   1370: }
                   1371: 
                   1372: ###########################################################
                   1373: # createFindWindow
                   1374: ###########################################################
                   1375: ###########################################################
                   1376: ###########################################################
                   1377: proc createFindWindow { {num 0} } {
                   1378:     global gFind gWindowMenu gFindListbox
                   1379: 
                   1380:     if { [winfo exists .find] } { 
                   1381: 	capaRaise .find
                   1382: 	pickFindFile $num
                   1383: 	return 
                   1384:     }
                   1385: 
                   1386:     set find [toplevel .find]
                   1387:     $gWindowMenu add command -label "Find" -command "capaRaise $find"
                   1388:     wm title $find "Find"
                   1389: 
                   1390:     set findFrame [frame $find.findFrame -width 5i]
                   1391:     set replaceFrame [frame $find.replaceFrame ]
                   1392:     set optionsFrame [frame $find.optionsFrame ]
                   1393:     set buttonFrame [frame $find.buttonsFrame ]
                   1394:     pack $findFrame $replaceFrame $optionsFrame $buttonFrame -side top \
                   1395: 	    -anchor e
                   1396:     pack configure $buttonFrame -anchor center
                   1397: 
                   1398:     message $findFrame.msg -text "Find:" -aspect 10000 
                   1399:     entry $findFrame.entry -width 50  -textvariable gFind(find)
                   1400:     pack $findFrame.msg $findFrame.entry -side left
                   1401: 
                   1402:     message $replaceFrame.msg -text "Replace with:" -aspect 10000 
                   1403:     entry $replaceFrame.entry -width 50  -textvariable gFind(replace)
                   1404:     pack $replaceFrame.msg $replaceFrame.entry -side left
                   1405: 
                   1406:     set fileFrame [frame $optionsFrame.file]
                   1407:     set scopeFrame [frame $optionsFrame.scope -relief groove -borderwidth 4]
                   1408:     set findOptionsFrame [frame $optionsFrame.findOptionsFrame -relief \
                   1409: 	    groove -borderwidth 4]
                   1410:     pack $fileFrame $scopeFrame $findOptionsFrame -side left
                   1411: 
                   1412:     set fileList [ frame $fileFrame.list ]
                   1413:     set fileScroll [frame $fileFrame.scroll ]
                   1414:     pack $fileList $fileScroll -side left
                   1415:     pack configure $fileScroll -fill y
                   1416: 
                   1417:     set gFindListbox [listbox $fileList.list -width 35 -height 4 \
                   1418: 	    -xscrollcommand "$fileList.scroll set" \
                   1419: 	    -yscrollcommand "$fileScroll.scroll set" \
                   1420: 	    -exportselection no]
                   1421:     scrollbar $fileList.scroll -orient h -command "$fileList.list xview"
                   1422:     pack $fileList.list $fileList.scroll -side top
                   1423:     pack configure $fileList.scroll -fill x
                   1424:     pack configure $fileList.list -fill both -expand 1
                   1425:     $fileList.list xview moveto 1
                   1426: 
                   1427:     scrollbar $fileScroll.scroll -orient v \
                   1428: 	    -command "$fileList.list yview"
                   1429:     pack $fileScroll.scroll -fill y -expand 1
                   1430: 
                   1431:     message $scopeFrame.msg -text "Replace All Scope" -aspect 10000 
                   1432:     radiobutton $scopeFrame.file -value "File" -variable gFind(scope) -text \
                   1433: 	    "Entire File" \
                   1434: 	    
                   1435:     radiobutton $scopeFrame.selection -value "Selection" -variable \
                   1436: 	    gFind(scope) -text "Selection" 
                   1437:     pack $scopeFrame.msg $scopeFrame.file $scopeFrame.selection 
                   1438:     pack configure $scopeFrame.file $scopeFrame.selection -anchor w
                   1439:     set gFind(scope) File
                   1440: 
                   1441:     message $findOptionsFrame.msg -text "Find Options" -aspect 10000 
                   1442:     radiobutton $findOptionsFrame.ignoreCase -variable gFind(findOption) \
                   1443: 	    -text "Ignore Case" -value "-nocase"
                   1444:     radiobutton $findOptionsFrame.exactCase -variable gFind(findOption) \
                   1445: 	    -text "Exact Case" -value "-exact"
                   1446:     radiobutton $findOptionsFrame.regexp -variable gFind(findOption) \
                   1447: 	    -text "Regular Expression" -value "-regexp"
                   1448:     pack $findOptionsFrame.msg $findOptionsFrame.ignoreCase \
                   1449: 	    $findOptionsFrame.exactCase $findOptionsFrame.regexp 
                   1450:     pack $findOptionsFrame.ignoreCase $findOptionsFrame.exactCase \
                   1451: 	    $findOptionsFrame.regexp -anchor w
                   1452:     set gFind(findOption) "-nocase"
                   1453: 
                   1454:     button $buttonFrame.replaceAll -text "Replace All" -command "replaceAll" 
                   1455:     button $buttonFrame.replace -text "Replace" -command "replace" 
                   1456:     button $buttonFrame.replaceFind -text "Replace and Find" -command \
                   1457: 	    "replaceFind" 
                   1458:     button $buttonFrame.previous -text "Previous" -command "previous" 
                   1459:     button $buttonFrame.next -text "Next <Return>" -command "next" 
                   1460:     bind $find <KeyPress-Return> next
                   1461:     button $buttonFrame.close -text "Close" -command "removeWindowEntry Find
                   1462:                                                       destroy $find"
                   1463:     bind $find <Destroy> "removeWindowEntry Find"
                   1464:     pack $buttonFrame.replaceAll $buttonFrame.replace \
                   1465: 	    $buttonFrame.replaceFind $buttonFrame.previous \
                   1466: 	    $buttonFrame.next $buttonFrame.close -side left
                   1467: 
                   1468:     Centre_Dialog $find default
                   1469:     updateFindList
                   1470:     pickFindFile $num
                   1471: }
                   1472: 
                   1473: ###########################################################
                   1474: # pickFindFile
                   1475: ###########################################################
                   1476: ###########################################################
                   1477: ###########################################################
                   1478: proc pickFindFile { num } {
                   1479:     global gFindListbox gFindList gRefFile gFile
                   1480:     if { [catch {set gFindListbox}] } { return }
                   1481:     if { ![winfo exists $gFindListbox] } { return }
                   1482:     if { $num == 0 } {
                   1483: 	set newfile $gFile
                   1484:     } else {
                   1485: 	set newfile $gRefFile($num)
                   1486:     }
                   1487:     for {set i 0} {$i<[llength $gFindList(files)]} {incr i} {
                   1488: 	set file [lindex $gFindList(files) $i]
                   1489: 	if { $file == $newfile } { break }
                   1490:     }
                   1491:     if { $i < [llength $gFindList(files)] } { 
                   1492: 	$gFindListbox selection clear 0 end 
                   1493: 	$gFindListbox selection set $i 
                   1494:     }
                   1495: }
                   1496: 
                   1497: ###########################################################
                   1498: # updateFindList 
                   1499: ###########################################################
                   1500: ###########################################################
                   1501: ###########################################################
                   1502: proc updateFindList {} {
                   1503:     global gFindListbox gFindList
                   1504:     if { [catch {set gFindListbox}] } { return }
                   1505:     if { ![winfo exists $gFindListbox] } { return }
                   1506:     $gFindListbox delete 0 end
                   1507:     eval "$gFindListbox insert end $gFindList(files)"
                   1508:     $gFindListbox xview moveto 1
                   1509: }
                   1510: 
                   1511: ###########################################################
                   1512: # whichFile 
                   1513: ###########################################################
                   1514: ###########################################################
                   1515: ###########################################################
                   1516: proc whichFile { refNum } {
                   1517:     global gRefFile gFile
                   1518:     if { $refNum > 0 } {
                   1519: 	return $gRefFile($refNum)
                   1520:     } else {
                   1521: 	if { $refNum < 0 } {
                   1522: 	    switch -- $refNum {
                   1523: 		-1 { return "Preview Window" }
                   1524: 		-2 { return "Parse Errors Window" }
                   1525: 		-3 { return "LaTeX Output Window" }
                   1526: 	    }
                   1527: 	} else {
                   1528: 	    return $gFile
                   1529: 	}
                   1530:     }
                   1531: }
                   1532: ###########################################################
                   1533: # addFindList 
                   1534: ###########################################################
                   1535: ###########################################################
                   1536: ###########################################################
                   1537: proc addFindList { {refNum 0} } {
                   1538:     global gFindList gRefFile gFile
                   1539: 
                   1540:     set file [whichFile $refNum]
                   1541:     lappend gFindList(files) $file
                   1542:     lappend gFindList(refNum) $refNum
                   1543:     updateFindList
                   1544: }
                   1545: 
                   1546: ###########################################################
                   1547: # removeFindList 
                   1548: ###########################################################
                   1549: ###########################################################
                   1550: ###########################################################
                   1551: proc removeFindList { {refNum 0} } {
                   1552:     global gFindList gRefFile gFile
                   1553: 
                   1554:     set file [whichFile $refNum]
                   1555:     set k [llength $gFindList(refNum)]
                   1556:     for {set i 0} {$i < $k } { incr i } {
                   1557: 	if { $refNum == [lindex $gFindList(refNum) $i] } { break } 
                   1558:     }
                   1559:     if { $i != $k } {
                   1560: 	set gFindList(refNum) [lreplace $gFindList(refNum) $i $i]
                   1561: 	set gFindList(files) [lreplace $gFindList(files) $i $i]
                   1562:     } 
                   1563:     updateFindList
                   1564: }
                   1565: 
                   1566: ###########################################################
                   1567: # getFindWindow 
                   1568: ###########################################################
                   1569: ###########################################################
                   1570: ###########################################################
                   1571: proc getFindWindow { {refNumVar none} } {
                   1572:     global gFindListbox gFindList gRefText gTextWindow \
                   1573: 	gPreviewText gParseErrorsText gCreateDviText
                   1574: 
                   1575:     set current [$gFindListbox curselection]
                   1576:     if { $current == "" } { set current 0 }
                   1577:     if { [set refNum [lindex $gFindList(refNum) $current] ] } {
                   1578: 	if { $refNum < 0 } {
                   1579: 	    switch -- $refNum {
                   1580: 		-1 { set window $gPreviewText }
                   1581: 		-2 { set window $gParseErrorsText }
                   1582: 		-3 { set window $gCreateDviText }
                   1583: 	    }
                   1584: 	} else {
                   1585: 	    set window $gRefText($refNum)
                   1586: 	}
                   1587:     } else {
                   1588: 	set window $gTextWindow
                   1589:     }
                   1590:     if { $refNumVar != "none" } {
                   1591: 	upvar $refNumVar refNumUp
                   1592: 	set refNumUp $refNum
                   1593:     }
                   1594:     return $window
                   1595: }
                   1596: 
                   1597: ###########################################################
                   1598: # replaceAll 
                   1599: ###########################################################
                   1600: ###########################################################
                   1601: ###########################################################
                   1602: proc replaceAll {} {
                   1603:     global gFind gCreateImportLinks 
                   1604:     
                   1605:     set window [getFindWindow]
                   1606:     if { ![winfo exists $window] } { return }
                   1607: 
                   1608:     set gCreateImportLinks 0
                   1609:     set num 0
                   1610:     switch $gFind(scope) {
                   1611: 	File 
                   1612: 	{
                   1613: 	    $window mark set insert 0.0
                   1614: 	    set begin 0.0
                   1615: 	    while { [nextRegion $begin end] != "" } {
                   1616: 		incr num
                   1617: 		replace
                   1618: 		if { ! ($num%10) } { update idletasks }
                   1619: 		set begin sel.last
                   1620: 	    }
                   1621: 	}
                   1622: 	Selection
                   1623: 	{
                   1624: 	    set error [ catch {$window mark set replace sel.first}]
                   1625: 	    if { $error != 0 } { return }
                   1626: 	    $window mark set capaBegin sel.first
                   1627: 	    $window mark set capaEnd   sel.last
                   1628: 	    while { [set begin [nextRegion capaBegin capaEnd]] != "" } {
                   1629: 		incr num
                   1630: 		replace
                   1631: 		$window mark set capaBegin $begin
                   1632: 	    }
                   1633: 	}
                   1634:     }
                   1635:     if { $num == 1 } { set s {} } { set s s }    
                   1636:     update idletasks
                   1637:     set gCreateImportLinks 1
                   1638:     getFindWindow refNum
                   1639:     if { $refNum >= 0 } { registerCreateImportLinks $refNum 0.0 end }
1.12      albertel 1640:     displayMessage "Replaced $num occurrence$s"
1.1       albertel 1641: }
                   1642: 
                   1643: ###########################################################
                   1644: ###########################################################
                   1645: ###########################################################
                   1646: ###########################################################
                   1647: proc replace {} {
                   1648:     global gFind 
                   1649: 
                   1650:     set refNum 0
                   1651:     set window [getFindWindow refNum]
                   1652:     if { ![winfo exist $window] } { return }
                   1653: 
                   1654:     set error [ catch {$window mark set replace sel.first}]
                   1655:     if { $error == 0 } {
                   1656: 	$window delete sel.first sel.last
                   1657:     } else {
                   1658: 	$window mark set replace insert
                   1659:     }
                   1660: 
                   1661:     $window insert replace "$gFind(replace)"
                   1662:  
                   1663:     catch {$window tag remove sel sel.first sel.last}
                   1664: 
                   1665:     $window tag add sel "replace - [string length "$gFind(replace)"] \
                   1666: 	    chars " replace
                   1667:     $window see replace
                   1668: 
                   1669:     $window mark unset replace
                   1670: }
                   1671: 
                   1672: ###########################################################
                   1673: ###########################################################
                   1674: ###########################################################
                   1675: ###########################################################
                   1676: proc replaceFind {} {
                   1677:     set window [getFindWindow]
                   1678:     if { ![winfo exists $window] } { return }
                   1679:     replace
                   1680:     next
                   1681: }
                   1682: 
                   1683: ###########################################################
                   1684: ###########################################################
                   1685: ###########################################################
                   1686: ###########################################################
                   1687: proc searchBody { found } {
                   1688:     global gFind 
                   1689: 
                   1690:     set window [getFindWindow refNum]
                   1691:     if { ![winfo exists $window] } { return }
                   1692: 
                   1693:     catch {$window tag remove sel sel.first sel.last}
                   1694:     $window tag add sel $found "$found + [string length $gFind(find)] \
                   1695: 	    chars"
                   1696:     $window see $found
                   1697:     $window mark set insert "$found + [string length $gFind(find)] chars"
                   1698: }
                   1699: 
                   1700: ###########################################################
                   1701: ###########################################################
                   1702: ###########################################################
                   1703: ###########################################################
                   1704: proc previous {} {
                   1705:     global gFind
                   1706: 
                   1707:     set window [getFindWindow]
                   1708:     if { ![winfo exists $window] } { return }
                   1709: 
                   1710:     if { [catch { set found [$window search $gFind(findOption) -backwards -- \
                   1711: 	    $gFind(find) "sel.first - 1 c" ] } ] } {
                   1712: 	set found [ $window search $gFind(findOption) -backwards -- \
                   1713: 		$gFind(find) "insert - 1 c" ]
                   1714:     }
                   1715:     if { $found != "" } { searchBody $found }
                   1716:     return $found    
                   1717: }
                   1718: 
                   1719: ###########################################################
                   1720: ###########################################################
                   1721: ###########################################################
                   1722: ###########################################################
                   1723: proc next {} {
                   1724:     global gFind 
                   1725: 
                   1726:     set window [getFindWindow]
                   1727:     if { ![winfo exists $window] } { return }
                   1728: 
                   1729:     set found [ $window search $gFind(findOption) -forwards -- \
                   1730: 	    $gFind(find) "insert + 1 c" ]
                   1731:     if { $found != "" } { 
                   1732: 	searchBody $found 
                   1733:     } else { 
                   1734: 	displayMessage "Search String Not Found" 
                   1735:     }
                   1736:     return $found    
                   1737: }
                   1738: 
                   1739: ###########################################################
                   1740: ###########################################################
                   1741: ###########################################################
                   1742: ###########################################################
                   1743: proc nextRegion { begin end } {
                   1744:     global gFind 
                   1745: 
                   1746:     set window [getFindWindow]
                   1747:     if { ![winfo exists $window] } { return }
                   1748: 
                   1749:     set error [ catch {set found [ $window search $gFind(findOption) \
                   1750: 	    -forwards -- $gFind(find) $begin $end ] } ]
                   1751:     if { $error != 0 } { set found "" }
                   1752:     if { $found != "" } { 
                   1753: 	searchBody $found 
                   1754: 	set found "$found + [string length $gFind(find)] chars"
                   1755:     }
                   1756:     return $found
                   1757: }
                   1758: 
                   1759: ###########################################################
                   1760: ###########################################################
                   1761: ###########################################################
                   1762: ###########################################################
                   1763: proc createLineWindow {} {
                   1764:     global gLineNumber gCharacterNumber gLineNumberGoto gCharacterNumberGoto
                   1765:     global gWindowMenu
                   1766: 
                   1767:     if { [winfo exists .lineWindow] } { 
                   1768: 	capaRaise .lineWindow
                   1769: 	return 
                   1770:     }
                   1771: 
                   1772:     set lineWindow [toplevel .lineWindow]
                   1773:     $gWindowMenu add command -label "LineSelect" -command \
                   1774: 	    "capaRaise $lineWindow"
                   1775:     wm title $lineWindow "Select Line"
                   1776: 
                   1777:     label $lineWindow.line -text "Line:"
                   1778:     grid $lineWindow.line -column 1 -row 0
                   1779:     label $lineWindow.character -text "Character:"
                   1780:     grid $lineWindow.character -column 2 -row 0
                   1781:     label $lineWindow.current -text "Current:"
                   1782:     grid $lineWindow.current -column 0 -row 1
                   1783:     label $lineWindow.lineNumber -textvariable gLineNumber
                   1784:     grid $lineWindow.lineNumber -column 1 -row 1
                   1785:     label $lineWindow.characterNumber -textvariable gCharacterNumber
                   1786:     grid $lineWindow.characterNumber -column 2 -row 1
                   1787:     label $lineWindow.goto -text "Goto:"
                   1788:     grid $lineWindow.goto -column 0 -row 2
                   1789:     entry $lineWindow.lineEntry -textvariable gLineNumberGoto
                   1790:     grid $lineWindow.lineEntry -column 1 -row 2
                   1791:     set gLineNumberGoto ""
                   1792:     entry $lineWindow.characterEntry -textvariable gCharacterNumberGoto
                   1793:     grid $lineWindow.characterEntry -column 2 -row 2
                   1794:     set gCharacterNumberGoto ""
                   1795:     button $lineWindow.close -text "Close" -command "destroy $lineWindow 
                   1796: 	                                       removeWindowEntry LineSelect"
                   1797:     bind $lineWindow <Destroy> "removeWindowEntry LineSelect"
                   1798:     grid $lineWindow.close -column 1 -row 3
                   1799:     button $lineWindow.gotoButton -text "Goto<Return>" -command "gotoLine"
                   1800:     grid $lineWindow.gotoButton -column 2 -row 3    
                   1801:     
                   1802:     bind $lineWindow <KeyPress-Return> gotoLine
                   1803: 
                   1804:     Centre_Dialog $lineWindow default
                   1805: }
                   1806: 
                   1807: ###########################################################
                   1808: ###########################################################
                   1809: ###########################################################
                   1810: ###########################################################
                   1811: proc gotoLine {} {
                   1812:     global gTextWindow gLineNumberGoto gCharacterNumberGoto
                   1813:     if { [catch {set gTextWindow}] } { return }
                   1814:     if { ![winfo exists $gTextWindow] } { return }
                   1815: 
                   1816:     if { $gCharacterNumberGoto == "" } {
                   1817: 	if { $gLineNumberGoto == "" } {
                   1818: 	    return
                   1819: 	} else {
                   1820: 	    $gTextWindow mark set insert $gLineNumberGoto.0
                   1821: 	    catch {$gTextWindow tag remove sel sel.first sel.last}
                   1822: 	    $gTextWindow tag add sel "insert linestart" "insert lineend"
                   1823: 	    $gTextWindow see insert
                   1824: 	} 
                   1825:     } else {
                   1826: 	if { $gLineNumberGoto == "" } {
                   1827: 	    $gTextWindow mark set insert "insert linestart + \
                   1828: 		    $gCharacterNumberGoto chars"
                   1829: 	    catch {$gTextWindow tag remove sel sel.first sel.last}
                   1830: 	    $gTextWindow tag add sel "insert - 1 chars " insert
                   1831: 	    $gTextWindow see insert
                   1832: 	} else {
                   1833: 	    $gTextWindow mark set insert $gLineNumberGoto.$gCharacterNumberGoto
                   1834: 	    catch {$gTextWindow tag remove sel sel.first sel.last}
                   1835: 	    $gTextWindow tag add sel "$gLineNumberGoto.$gCharacterNumberGoto \
                   1836: 		    - 1 chars " "$gLineNumberGoto.$gCharacterNumberGoto"
                   1837: 	    $gTextWindow see insert
                   1838: 	} 
                   1839:     }
                   1840: }
                   1841: 
                   1842: proc faster {} {
                   1843:     global gFasterParsing
                   1844:     puts $gFasterParsing
                   1845: }
                   1846: 
                   1847: ###########################################################
                   1848: # createPrefsWindow
                   1849: ###########################################################
                   1850: ###########################################################
                   1851: ###########################################################
                   1852: proc createPrefsWindow {} {
                   1853:     global gPrefs gWindowMenu gEditWindow gFile gWhichFile gPrefsEditWindow \
                   1854: 	gFasterParsing
                   1855:     if { [catch {set gEditWindow}] } { return }
                   1856:     if { ![winfo exists $gEditWindow] } { return }
                   1857:     if { [winfo exists .prefs] } { capaRaise .prefs; return }
                   1858: 
                   1859:     set prefs [toplevel .prefs]
1.13      albertel 1860:     $gWindowMenu add command -label "Prefernces" -command "capaRaise $prefs"
1.1       albertel 1861:     wm title $prefs "Preferences"
                   1862: 
                   1863:     set frameAll [frame $prefs.frameAll -relief groove -borderwidth 4]
                   1864:     pack $frameAll -expand true -fill both
                   1865: 
                   1866:     set frameFile [frame $frameAll.file]
                   1867:     set frameInfo [frame $frameAll.info -relief groove -borderwidth 4 ]
                   1868:     set frameButton [frame $frameAll.button ]
                   1869:     pack $frameButton $frameInfo $frameFile -side top -expand false
                   1870:     pack configure $frameButton -expand false -anchor center
                   1871: 
                   1872:     message $frameInfo.msg -text "Print Out"
                   1873:     radiobutton $frameInfo.problem -text "Problems Only" -value "Problem" \
                   1874: 	    -variable gPrefs(info) 
                   1875:     radiobutton $frameInfo.problemandanswer -text "Problems and Answers" \
                   1876: 	    -value "ProblemAnswer" -variable gPrefs(info) 
                   1877:     radiobutton $frameInfo.answer -text "Answers Only" -value "Answer" \
                   1878: 	    -variable gPrefs(info) 
                   1879:     pack $frameInfo.msg $frameInfo.problem $frameInfo.problemandanswer \
                   1880: 	    $frameInfo.answer -side left -expand false -anchor w
                   1881: 
                   1882:     
                   1883:     set selectMenu [tk_optionMenu $frameFile.menu gWhichFile HTMLheader HTMLfooter \
                   1884: 			TeXheader TeXfooter]
                   1885:     set frameEdit [frame $frameFile.edit]
                   1886:     pack $frameFile.menu $frameEdit
                   1887:     pack configure $frameEdit -expand true -fill both
                   1888:     trace variable gWhichFile w changePrefFile
                   1889: 
                   1890:     scrollbar $frameEdit.scroll -orient vertical -command "$frameEdit.text yview"
                   1891:     set gPrefsEditWindow [text $frameEdit.text -yscrollcommand \
                   1892: 	    "$frameEdit.scroll set" -wrap char -height 20 -width 80]
                   1893:     pack $frameEdit.scroll $frameEdit.text -side left
                   1894:     pack configure $frameEdit.scroll -expand false -fill y
                   1895:     pack configure $frameEdit.text -expand true -fill both
                   1896: 
                   1897:     checkbutton $frameButton.faster -text "Faster Parsing" -command faster \
                   1898: 	-variable gFasterParsing
                   1899:     button $frameButton.impcolor -text "/IMP color" -command "getColor IMP_color"
                   1900:     button $frameButton.commentcolor -text "// color" -command "getColor comment_color"
                   1901:     button $frameButton.config -text "Reread capa.config" -command "rereadCapaConfig"
                   1902:     button $frameButton.ok -text "Dismiss" -command "destroy $prefs
                   1903:                                                 trace vdelete gWhichFile w changePrefFile
1.13      albertel 1904:                                                 removeWindowEntry Prefernces"
1.1       albertel 1905:     bind $prefs <Destroy> "removeWindowEntry Preferences"
                   1906:     button $frameButton.save -text "Save All" -command "savePrefs"
                   1907:     pack $frameButton.impcolor $frameButton.commentcolor $frameButton.config \
                   1908: 	$frameButton.ok $frameButton.save $frameButton.faster -side left
                   1909: 
                   1910:     foreach file {HTMLheader HTMLfooter TeXheader TeXfooter} {
                   1911: 	if { [ catch {
                   1912: 	    set filename [file join [file dirname $gFile] $file ]
                   1913: 	    set fileId [open $filename r]
                   1914: 	    set gPrefs($file) [read $fileId [file size $filename ]]
                   1915: 	    close $fileId } errors ] } { 
                   1916: 	    set gPrefs($file) ""
                   1917: 	}
                   1918:     }
                   1919:     set gPrefs(currentFile) ""
                   1920:     set gWhichFile HTMLheader
                   1921: 
                   1922: 
                   1923:     Centre_Dialog $prefs default
                   1924: }
                   1925: 
                   1926: ###########################################################
                   1927: # getColor
                   1928: ###########################################################
                   1929: ###########################################################
                   1930: ###########################################################
                   1931: proc getColor { whatfor } {
                   1932:     global gCapaConfig gUniqueNumber gRefText
                   1933:     set color [tk_chooseColor -initialcolor $gCapaConfig($whatfor)]
                   1934:     set gCapaConfig($whatfor) $color 
                   1935:     if { $color != "" } { updateColors }
                   1936:     displayMessage "To keep this color, put \"$whatfor = $color\" in the capa.config file."
                   1937: }
                   1938: 
                   1939: ###########################################################
                   1940: # updateColors
                   1941: ###########################################################
                   1942: ###########################################################
                   1943: ###########################################################
                   1944: proc updateColors {} {
                   1945:     global gCapaConfig gUniqueNumber gRefText
                   1946:     set todo [array names gRefText]
                   1947:     lappend todo 0
                   1948:     displayStatus "Updating Colors . . ." both
                   1949:     set num 0
                   1950:     foreach win $todo {
                   1951: 	createImportLinks $win 0.0 end
                   1952: 	incr num
                   1953: 	updateStatusBar [expr $num/double([llength $todo])]
                   1954:     }
                   1955:     removeStatus
                   1956: }
                   1957: 
                   1958: ###########################################################
                   1959: # changePrefFile
                   1960: ###########################################################
                   1961: ###########################################################
                   1962: ###########################################################
                   1963: proc changePrefFile { var1 var2 op } {
                   1964:     global gPrefs gPrefsEditWindow gFile gWhichFile
                   1965: 
                   1966:     if { $gPrefs(currentFile) != "" } {
                   1967: 	set  gPrefs($gPrefs(currentFile)) [$gPrefsEditWindow get 0.0 end-1c]
                   1968:     }
                   1969:     set gPrefs(currentFile) $gWhichFile
                   1970:     $gPrefsEditWindow delete 0.0 end
                   1971:     $gPrefsEditWindow insert 0.0 $gPrefs($gWhichFile)
                   1972: }
                   1973: 
                   1974: ###########################################################
                   1975: # updatePrefsWindow 
                   1976: ###########################################################
                   1977: ###########################################################
                   1978: ###########################################################
                   1979: proc updatePrefsWindow {} {
                   1980:     global gPrefs gPrefsEditWindow gFile gWhichFile
                   1981:     if { [catch {set gPrefsEditWindow}] } { return }
                   1982:     if { ![winfo exists $gPrefsEditWindow] } { return }
                   1983: 
                   1984:     foreach file {HTMLheader HTMLfooter TeXheader TeXfooter} {
                   1985: 	if { [ catch {
                   1986: 	    set filename [file join [file dirname $gFile] $file ]
                   1987: 	    set fileId [open $filename r]
                   1988: 	    set gPrefs($file) [read $fileId [file size $filename]]
                   1989: 	    close $fileId } ] } { 
                   1990: 	    set gPrefs($file) ""
                   1991: 	}
                   1992:     }
                   1993:     $gPrefsEditWindow delete 0.0 end
                   1994:     $gPrefsEditWindow insert 0.0 $gPrefs($gWhichFile)
                   1995: }
                   1996: 
                   1997: ###########################################################
                   1998: ###########################################################
                   1999: ###########################################################
                   2000: ###########################################################
                   2001: proc savePrefs {} {
                   2002:     global gPrefsEditWindow gFile gPrefs 
                   2003:     if { [catch {set gPrefsEditWindow}] } { return }
                   2004:     if { ![winfo exists $gPrefsEditWindow] } { return }
                   2005:     if { $gPrefs(currentFile) != "" } {
                   2006: 	set  gPrefs($gPrefs(currentFile)) [$gPrefsEditWindow get 0.0 end-1c]
                   2007:     }
                   2008:     foreach file {HTMLheader HTMLfooter TeXheader TeXfooter} {
                   2009: 	if { $gPrefs($file) != "" } {
                   2010: 	    set fileId [open [file join [file dirname $gFile] $file ] w]
                   2011: 	    puts -nonewline $fileId $gPrefs($file)
                   2012: 	    close $fileId
                   2013: 	} else {
                   2014: 	    exec rm -f [file join [file dirname $gFile] $file ]
                   2015: 	}
                   2016:     }
                   2017: }
                   2018: 
                   2019: ###########################################################
                   2020: # checkHeader
                   2021: ###########################################################
                   2022: ###########################################################
                   2023: ###########################################################
                   2024: proc checkHeader { numberParsed } {
                   2025:     global gWeightsDiffer gPartialDiffer gSetNumberText gHeaderQCount \
                   2026: 	gControlDates gLoadHeaderSet gFirstTime
                   2027: 
                   2028: #    if { $gFirstTime } { set gFirstTime 0; return }
                   2029:     set gLoadHeaderSet $gSetNumberText
                   2030:     set error [catch {getHeaderInfo}]
1.15      albertel 2031:     catch { 
                   2032: 	if { [llength $gControlDates] > 2 } {
                   2033: 	    set gControlDates [linsert [lreverse [lrange $gControlDates 1 end]] 0 [lindex $gControlDates 0]] 
                   2034: 	} 
                   2035:     }
1.1       albertel 2036:     if { $error == 1 } {
                   2037: 	set gHeaderQCount "0"
                   2038: 	set gControlDates ""
                   2039: 	displayError "The db file for this set does not yet exist."
                   2040:     } else {
                   2041: 	set errortext ""
                   2042: 	if { ( $numberParsed != $gHeaderQCount ) } {
                   2043: 	    set error 1
                   2044: 	    append errortext "Number of questions ($numberParsed) is different from the number in setX.db ($gHeaderQCount). "    
                   2045: 	} 
                   2046: 	if { $gWeightsDiffer } {
                   2047: 	    set error 1
                   2048: 	    append errortext "The problem weights specified in the QZ file are different from the ones in the DB file. "
                   2049: 	} 
                   2050: 	if { $gPartialDiffer } {
                   2051: 	    set error 1
                   2052: 	    append errortext "Whether or not a problem is hand graded as specified in the QZ file is different from the DB file. "
                   2053: 	}
                   2054: 	if { $error } {
                   2055: 	    displayError "The curent DB Header does not match what the set file says it should be: $errortext. Set the DB Header!" red
                   2056: 	}
                   2057:     }
                   2058:     return $error
                   2059: }
                   2060: 
                   2061: ###########################################################
                   2062: # fillInStudentName
                   2063: ###########################################################
                   2064: ###########################################################
                   2065: ###########################################################
                   2066: #proc notherefillInStudentName { v } {
                   2067: #    global $v
                   2068: 
                   2069: #    set student [capaGetStudent [set ${v}(studentNumber)]]
                   2070: #    set ${v}(studentName) [lindex $student [expr [llength $student] - 1] ]
                   2071: #}
                   2072: 
                   2073: ###########################################################
                   2074: # studentSelectWindow
                   2075: ###########################################################
                   2076: ###########################################################
                   2077: ###########################################################
                   2078: proc studentSelectWindow { followupCommand } {
                   2079:     global gStudentSelection gChanged gWindowMenu gEditWindow
                   2080:     if { [catch {set gEditWindow}] } { return }
                   2081:     if { ![winfo exists $gEditWindow] } { return }
                   2082:     if { $gChanged } { if { [askToSave 0 0] == "Cancel" } { return } }
                   2083: 
                   2084:     if { [winfo exists .studentSelect] } { 
                   2085: 	capaRaise .studentSelect
                   2086: 	return
                   2087:     }
                   2088:     set student [toplevel .studentSelect]
                   2089:     $gWindowMenu add command -label "SelectStudent" \
                   2090: 	    -command "capaRaise $student"
                   2091:     wm title $student "Select Student"
                   2092: 
                   2093:     message $student.msg -text "Please specify a student to preview" \
                   2094: 	    -aspect 10000
                   2095:     set infoFrame [frame $student.frame -relief groove -borderwidth 4]
                   2096:     set buttonFrame [frame $student.buttonFrame ]
                   2097:     pack $student.msg $infoFrame $buttonFrame -side top 
                   2098: 
                   2099:     button $buttonFrame.ok -text "Preview" -command \
                   2100: 	"selectStudentPreview $student $followupCommand"
                   2101:     button $buttonFrame.cancel -text "Cancel" -command \
                   2102: 	    "destroy $student
                   2103:              trace vdelete gStudentSelection(studentNumber) w \"global gStudentSelection; set gStudentSelection(type) Specific ;#\"
                   2104:              trace vdelete gStudentSelection(studentName) w \"global gStudentSelection; set gStudentSelection(type) Specific ;#\"
                   2105:              removeWindowEntry SelectStudent"
                   2106:     bind $student <Destroy> \
                   2107: 	    "trace vdelete gStudentSelection(studentNumber) w \"global gStudentSelection; set gStudentSelection(type) Specific ;#\"
                   2108:              trace vdelete gStudentSelection(studentName) w \"global gStudentSelection; set gStudentSelection(type) Specific ;#\"
                   2109:              removeWindowEntry SelectStudent"
                   2110:     pack $buttonFrame.ok $buttonFrame.cancel -side left
                   2111: 
                   2112:     set randomAnyFrame [frame $infoFrame.randomany]
                   2113:     set randomFrame [frame $infoFrame.random]
                   2114:     set specificFrame [frame $infoFrame.specific]
                   2115:     set sectionFrame [frame $infoFrame.section]
                   2116: #    pack $randomAnyFrame  $randomFrame $specificFrame $sectionFrame -side top
                   2117:     pack $randomFrame $specificFrame -side top
                   2118:     pack configure $specificFrame -expand true -fill both
                   2119: 
                   2120:     radiobutton $randomAnyFrame.random -text "Randomly select a student" \
                   2121: 	-value "RandomAny" -variable gStudentSelection(type) 
                   2122:     pack $randomAnyFrame.random
                   2123: 
                   2124:     radiobutton $randomFrame.random -text "Randomly select one student \
                   2125: 	    from section:" -value "Random" -variable gStudentSelection(type) 
                   2126:     entry $randomFrame.entry -textvariable gStudentSelection(random)  -width 3
                   2127:     pack $randomFrame.random $randomFrame.entry -side left 
                   2128: 
                   2129:     radiobutton $specificFrame.specific -text "Specify the student by:" \
                   2130: 	    -value "Specific" -variable gStudentSelection(type) 
                   2131:     set studentNumber [frame $specificFrame.studentNumber]
                   2132:     set fullName [frame $specificFrame.fullName]
                   2133:     pack $specificFrame.specific $studentNumber $fullName -side top
                   2134:     pack configure $specificFrame.specific -anchor w
                   2135:     pack configure $studentNumber $fullName -anchor e
                   2136: 
                   2137:     radiobutton $sectionFrame.section 
                   2138:     message $studentNumber.msg -text "Student Number: "  -aspect 10000
                   2139:     entry $studentNumber.entry -textvariable gStudentSelection(studentNumber) \
                   2140: 	    -width 9 -validate key -validatecommand "limitEntry %W 9 any %P"
                   2141:     pack $studentNumber.msg $studentNumber.entry -side left
                   2142: 
                   2143:     message $fullName.msg -text "Student Name: "  -aspect 10000 
                   2144:     entry $fullName.msg2 -textvariable gStudentSelection(studentName) -width 35 \
                   2145: 	-validate key -validatecommand "limitEntry %W 35 any %P"
                   2146:     pack $fullName.msg $fullName.msg2 -side left
                   2147:     
                   2148:     trace variable gStudentSelection(studentNumber) w \
                   2149: 	"global gStudentSelection; set gStudentSelection(type) Specific ;#"
                   2150:     trace variable gStudentSelection(studentName) w \
                   2151: 	"global gStudentSelection; set gStudentSelection(type) Specific ;#"
                   2152: 
                   2153:     bind $studentNumber.entry <KeyPress-Return> \
                   2154: 	"fillInStudent gStudentSelection(studentName) gStudentSelection(studentNumber) 0"
                   2155:     bind $fullName.msg2 <KeyPress-Return> \
                   2156: 	"fillInStudent gStudentSelection(studentName) gStudentSelection(studentNumber) 1"
                   2157: #    $specificFrame.specific configure -command \
                   2158: 	"$studentNumber.entry configure -state normal"
                   2159: #    $randomFrame.random configure -command \
                   2160: 	"$studentNumber.entry configure -state disabled"
                   2161: 
                   2162:     Centre_Dialog $student default
                   2163: }
                   2164: 
                   2165: ###########################################################
                   2166: # selectStudentPreview
                   2167: ###########################################################
                   2168: ###########################################################
                   2169: ###########################################################
                   2170: proc selectStudentPreview { student followupCommand} {
                   2171:     global gStudentSelection
                   2172:     destroy $student
                   2173:     if { $gStudentSelection(type) == "Specific" } { 
                   2174: 	if {$gStudentSelection(studentNumber) == ""} {
                   2175: 	    fillInStudent gStudentSelection(studentName) \
                   2176: 		gStudentSelection(studentNumber) 1
                   2177: 	} else {
                   2178: 	    fillInStudent gStudentSelection(studentName) \
                   2179: 		gStudentSelection(studentNumber) 0
                   2180: 	}
                   2181: 	if {$gStudentSelection(studentNumber) == ""} { return }
                   2182:     }
                   2183:     removeWindowEntry SelectStudent
                   2184:     $followupCommand
                   2185: }
                   2186: 
                   2187: ###########################################################
                   2188: # createPreviewWindow
                   2189: ###########################################################
                   2190: ###########################################################
                   2191: ###########################################################
                   2192: proc createPreviewWindow {} {
                   2193:     global gPreviewMode gPreviewText gPrefs gSetNumberText gStudentSelection
                   2194:     global gWindowMenu gNumberParsedText    gNumber    
                   2195:     global gLoadHeaderSet gHeaderQCount gControlDates
                   2196:     
                   2197:     if { ![winfo exists .preview] } {
                   2198: 	
                   2199: 	set previewWindow [toplevel .preview]
                   2200:         $gWindowMenu add command -label "Preview" -command \
                   2201: 		"capaRaise $previewWindow"
                   2202: 	wm title $previewWindow "Preview"
                   2203: 	addFindList -1
                   2204: 
                   2205: 	set windowFrame [frame $previewWindow.windowFrame]
                   2206: 	set buttonFrame [frame $previewWindow.buttonFrame]
                   2207: 	
                   2208: 	pack $windowFrame $buttonFrame -side bottom 
                   2209: 	pack configure $windowFrame -expand true -fill both
                   2210: 	pack configure $buttonFrame -anchor e
                   2211: 
                   2212: 	scrollbar $windowFrame.scroll -orient vertical -command \
                   2213: 		"$windowFrame.text yview"
                   2214: 	set gPreviewText [text $windowFrame.text -yscrollcommand \
                   2215: 		"$windowFrame.scroll set" -wrap char -height 40]
                   2216: 	
                   2217: 	pack $windowFrame.scroll $gPreviewText -side left -expand 0
                   2218: 	pack configure $windowFrame.scroll -expand 0 -fill y
                   2219: 	pack configure $gPreviewText -expand true -fill both
                   2220: 	
                   2221: 	button $buttonFrame.ok -text Dismiss -command "destroy $previewWindow
                   2222: 	                                          removeWindowEntry Preview
                   2223:                                                   removeFindList -1"
                   2224: 	bind $previewWindow <Destroy> "removeWindowEntry Preview
                   2225:                                        removeFindList -1"
                   2226: 	button $buttonFrame.save -text "Save Output" -command "saveText $gPreviewText"
                   2227: 	button $buttonFrame.stop -text "Stop Parser" -command "stopParser"
                   2228: 	button $buttonFrame.print -text "Print Output" -command "printText $gPreviewText"
                   2229: 	pack $buttonFrame.print $buttonFrame.save $buttonFrame.stop \
                   2230: 	    $buttonFrame.ok -side left
                   2231: 	
                   2232: 	Centre_Dialog $previewWindow default
                   2233: 	wm withdraw $previewWindow
                   2234: 	update idletasks
                   2235: 	set win_width [winfo reqwidth $previewWindow]
                   2236: 	set win_height [winfo reqheight $previewWindow]
                   2237: 	wm geometry $previewWindow +[expr [winfo rootx $previewWindow] - \
                   2238: 		100]+[winfo rooty $previewWindow]
                   2239: 	wm deiconify $previewWindow
                   2240: 	update
                   2241:     } else {
                   2242: 	set previewWindow .preview
                   2243: 	$gPreviewText delete 0.0 end
                   2244: 	update
                   2245:     }
                   2246: 
                   2247:     switch $gPrefs(info) {
                   2248: 	Problem { set type 0 }
                   2249: 	ProblemAnswer { set type 1 }
                   2250: 	Answer { set type 2 }
                   2251:     }
                   2252:     grab .preview
                   2253:     if { [catch {
                   2254: 	switch $gPreviewMode {
                   2255: 	    Enscript
                   2256: 	    {
                   2257: 		set numberParsed [enscriptParse $type $gSetNumberText \
                   2258: 				  $gStudentSelection(type) $gStudentSelection(random) \
                   2259: 				  $gStudentSelection(studentNumber) \
                   2260: 				  $gStudentSelection(studentName) gPreviewText]
                   2261: 	    }
                   2262: 	    TeX
                   2263: 	    {
                   2264: 		set numberParsed [texParse $type $gSetNumberText \
                   2265: 				  $gStudentSelection(type) $gStudentSelection(random) \
                   2266: 				  $gStudentSelection(studentNumber) \
                   2267: 				  $gStudentSelection(studentName) gPreviewText]
                   2268: 	    }
                   2269: 	    Web
                   2270: 	    {
                   2271: 		set numberParsed [webParse $type $gSetNumberText \
                   2272: 				  $gStudentSelection(type) $gStudentSelection(random) \
                   2273: 				  $gStudentSelection(studentNumber) \
                   2274: 				  $gStudentSelection(studentName) gPreviewText]
                   2275: 	    }
                   2276: 	} }]} { return }
                   2277:     grab release .preview
                   2278:     if { $numberParsed == -1 } {
                   2279: 	destroy $previewWindow
                   2280: 	removeWindowEntry Preview
                   2281: 	return
                   2282:     }
                   2283:     checkHeader $numberParsed
                   2284:     $gPreviewText tag configure problem 
                   2285:     $gPreviewText tag configure answer 
                   2286:     capaRaise $previewWindow
                   2287: 
                   2288:     set gNumberParsedText $numberParsed
                   2289:     showParseErrors 
                   2290: }
                   2291: 
                   2292: ###########################################################
1.6       albertel 2293: # openError
                   2294: ###########################################################
                   2295: ###########################################################
                   2296: ###########################################################
                   2297: proc openError { file line type} {
                   2298:     global gRefLine gLineNumberGoto gTextWindow
                   2299:     if { $type == 2 } {
                   2300: 	set gLineNumberGoto $line
                   2301: 	gotoLine
                   2302: 	capaRaise [winfo toplevel $gTextWindow]
                   2303:     } else {
                   2304: 	if {[set num [openReferenceFile $file]]} {
                   2305: 	    update idletasks
                   2306: 	    set gRefLine($num) $line
                   2307: 	    gotoRefLine $num
                   2308: 	}
                   2309:     }
                   2310: }
                   2311: 
                   2312: ###########################################################
                   2313: # showParseErrors
1.1       albertel 2314: ###########################################################
                   2315: ###########################################################
                   2316: ###########################################################
                   2317: proc showParseErrors {} {
1.6       albertel 2318:     global gParseErrorsText gWindowMenu gUniqueNumber gCapaConfig
1.1       albertel 2319: 
                   2320:     set parseErrors [getParseErrors]
                   2321:     
                   2322:     if { $parseErrors != "" } {
                   2323: 
                   2324: 	if { ![winfo exists .parseErrors] } {
                   2325: 	    
                   2326: 	    set parseErrorsWindow [toplevel .parseErrors]
                   2327: 	    $gWindowMenu add command -label "ParseErrors" -command "capaRaise \
                   2328: 		    $parseErrorsWindow"
                   2329: 	    wm title $parseErrorsWindow "Parse Errors"
                   2330: 	    addFindList -2
                   2331: 
                   2332: 	    set windowFrame [frame $parseErrorsWindow.windowFrame]
                   2333: 	    set buttonFrame [frame $parseErrorsWindow.buttonFrame]
                   2334: 	    
                   2335: 	    pack $windowFrame $buttonFrame -side bottom 
                   2336: 	    pack configure $windowFrame -expand true -fill both
                   2337: 	    pack configure $buttonFrame -anchor e
                   2338: 
                   2339: 	    scrollbar $windowFrame.scroll -orient vertical -command \
                   2340: 		    "$windowFrame.text yview"
                   2341: 	    set gParseErrorsText [text $windowFrame.text -yscrollcommand \
                   2342: 		    "$windowFrame.scroll set" -wrap char -height 40]
                   2343: 	    
                   2344: 	    pack $windowFrame.scroll $gParseErrorsText -side left -expand 0
                   2345: 	    pack configure $windowFrame.scroll -expand 0 -fill y
                   2346: 	    pack configure $gParseErrorsText -expand true -fill both
                   2347: 	    
                   2348: 	    button $buttonFrame.ok -text Dismiss -command \
                   2349: 		    "destroy $parseErrorsWindow
                   2350: 	             removeWindowEntry ParseErrors
                   2351:                      removeFindList -2"
                   2352: 	    bind $parseErrorsWindow <Destroy> "removeWindowEntry ParseErrors
                   2353:                                                removeFindList -2"
                   2354: 	    button $buttonFrame.save -text "Save Output" \
                   2355: 		    -command "saveText $gParseErrorsText"
                   2356: 	    button $buttonFrame.print -text "Print Output" \
                   2357: 		    -command "printText $gParseErrorsText"
                   2358: 	    pack $buttonFrame.print $buttonFrame.save \
                   2359: 		    $buttonFrame.ok -side left
                   2360: 	
                   2361: 	    Centre_Dialog $parseErrorsWindow default
                   2362: 	    update
                   2363: 	    capaRaise $parseErrorsWindow
                   2364: 	} else {
                   2365: 	    $gParseErrorsText delete 0.0 end
                   2366: 	    capaRaise .parseErrors
                   2367: 	}
1.5       albertel 2368: 	foreach line [split $parseErrors "\n"] {
1.6       albertel 2369: 	    set tag 0
                   2370: 	    if { [regexp -indices {File:.+->(.+), Line ([0-9]+): ERROR:} $line result file linenum]} {
                   2371: 		set tag 1
1.5       albertel 2372: 	    } else {
1.6       albertel 2373: 		if { [regexp -indices {File:(.+), Line ([0-9]+): ERROR:} $line result file linenum]} {
                   2374: 		    set tag 2
1.5       albertel 2375: 		}
                   2376: 	    }
1.6       albertel 2377: 	    if { $tag } {
                   2378: 		set tagnum [incr gUniqueNumber]
                   2379: 		set linenum [eval [list string range $line] $linenum]
                   2380: 		set filename [eval [list string range $line] $file]
                   2381: 		set i [expr [lindex [split [$gParseErrorsText index end] .] 0] - 1]
                   2382: 	    }
                   2383: 	    $gParseErrorsText insert end "$line\n"
                   2384: 	    if { $tag } {
                   2385: 		$gParseErrorsText tag add error.$tagnum $i.[lindex $file 0] $i.[expr [lindex $file 1] + 1]
                   2386: 		$gParseErrorsText tag configure error.$tagnum -foreground $gCapaConfig(IMP_color)
                   2387: 		$gParseErrorsText tag bind error.$tagnum <Double-ButtonPress> \
                   2388: 		    "eval openError $filename $linenum $tag"
                   2389: 	    }
1.5       albertel 2390: 	}
1.1       albertel 2391:     } else {
                   2392: 	if { [winfo exists .parseErrors] } { $gParseErrorsText delete 0.0 end }
                   2393:     }
                   2394: 
                   2395:     return $parseErrors
                   2396: }
                   2397: 
                   2398: ###########################################################
                   2399: # printText
                   2400: ###########################################################
                   2401: # prints the contents of the text window, creates a temp file named
                   2402: # quiztemp.txt
                   2403: ###########################################################
                   2404: # Arguments: window (name of text window to print the contents of.
                   2405: # Returns  : nothing
                   2406: # Globals  :
                   2407: ###########################################################
                   2408: proc printText { window } {
                   2409: 
                   2410:     if { ![winfo exists $window] } {
                   2411: 	return
                   2412:     }
                   2413:     set lprCommand [getLprCommand quiztemp.txt]
                   2414: 
                   2415:     if {$lprCommand == "Cancel"} { 
                   2416: 	return
                   2417:     }
                   2418:   
                   2419:     set fileId [open "quiztemp.txt" w]
                   2420:     puts -nonewline $fileId "[ $window get 0.0 end ]"
                   2421:     close $fileId
                   2422: 
                   2423:     set errorMsg ""
                   2424:     set error [catch {set output [ eval "exec $lprCommand" ] } errorMsg ]
                   2425:     
                   2426:     if { $error == 1 } {
                   2427:         displayError "An error occurred while printing: $errorMsg"
                   2428:     } else {
                   2429: 	displayMessage "Print job sent to the printer.\n $output"
                   2430:     }
                   2431:     exec rm -f quiztemp.txt
                   2432: }
                   2433: 
                   2434: ###########################################################
                   2435: # saveText
                   2436: ###########################################################
                   2437: # saves the contents of the text window
                   2438: ###########################################################
                   2439: # Arguments: window (name of text window to save the contents of.
                   2440: #            saveAs (whether to ask to save)
                   2441: #            refNum (if supplied reference file unique number
                   2442: #                    that is being saved)
                   2443: # Returns  : name of the file saved
                   2444: # Globals  :
                   2445: ###########################################################
                   2446: proc saveText { window {saveAs 1} {refNum 0} } {
                   2447:     global gWindowMenu gRefFile gRefChanged gCapaConfig gFile
                   2448: 
                   2449:     if { ![winfo exists $window] } {return}
                   2450:     if { $refNum } {
                   2451: 	if {$saveAs} { 
                   2452: 	    set dir [file dirname $gRefFile($refNum)]
                   2453: 	    set file ""
                   2454: 	} else {
                   2455: 	    set dir [file dirname $gRefFile($refNum)]
                   2456: 	    set file [file tail $gRefFile($refNum)]
                   2457: 	}
                   2458:     } else { set dir [ set file "" ] }
                   2459: #    if { $dir == "" || $dir == "."} { set dir [pwd] }
                   2460:     if { $file == "" } {
                   2461: 	set file [tk_getSaveFile -title "Enter the name to Save As" \
                   2462: 		-initialdir "$dir" ]
                   2463: 	if { $file == "" } {
                   2464: 	    displayError "File not saved"
                   2465: 	    return
                   2466: 	}
                   2467:     } else {
                   2468: 	set file [file join $dir $file]
                   2469:     }
                   2470: 
                   2471:     if { $refNum } { 
                   2472: 	catch {removeWindowEntry  "Reference $gRefFile($refNum)*" }
                   2473: 	catch {removeFindList $refNum}
                   2474: 	set gRefFile($refNum) $file
                   2475: 	addFindList $refNum
                   2476: 	wm title [winfo toplevel $window] $file 
                   2477: 	$gWindowMenu add command -label "Reference $file" \
                   2478: 		-command "capaRaise [winfo toplevel $window]"
                   2479: 	if { !$saveAs } {
                   2480: 	    if { ([array name gCapaConfig quizzerBackupRef] == "") ||
                   2481: 		 ($gCapaConfig(quizzerBackupRef)!="off") } {
                   2482: 		if { [catch {file copy -force $file $file.bak} ] } {
                   2483: 		    displayError "Unable to create backup for $file"
                   2484: 		}
                   2485: 	    }
                   2486: 	}
                   2487:     }
                   2488:     set fileId [open $file w]
                   2489:     puts -nonewline $fileId [$window get 0.0 end]
                   2490:     close $fileId
                   2491:     if { $refNum } { set gRefChanged($refNum) 0 }
                   2492:     if { ([file tail $file] == "capa.config") && ($dir == [file dirname $gFile]) } {
                   2493: 	if { [makeSure "Reread capa.config settings into Quizzer?"] != "Cancel" } {
                   2494: 	    rereadCapaConfig
                   2495: 	}
                   2496:     }
                   2497: 
                   2498:     return $file
                   2499: }
                   2500: 
                   2501: ###########################################################
                   2502: # deleteFile
                   2503: ###########################################################
                   2504: ###########################################################
                   2505: ###########################################################
                   2506: proc deleteFile { which } {
                   2507:     global gFile gRefFile
                   2508:     if { $which } { set file $gRefFile($which) } else { set file $gFile }
                   2509:     if { [makeSure "Do you wish to Delete $file"] == "Cancel" } { return } 
                   2510:     if { $which } { closeRefFile $which 1 0 } else { closeDocument 1 0 }
                   2511:     file delete -- $file
                   2512: }
                   2513: 
                   2514: ###########################################################
                   2515: ###########################################################
                   2516: ###########################################################
                   2517: ###########################################################
                   2518: proc rereadCapaConfig { } {
                   2519:     global gCapaConfig
                   2520:     set printer_option $gCapaConfig(printer_option)
                   2521:     unset gCapaConfig(printer_option)
                   2522:     set error [parseCapaConfig]
                   2523:     if { $error != "OK" } { 
                   2524: 	displayError "Invalid capa.config file" 
                   2525: 	set gCapaConfig(printer_option) $printer_option
                   2526:     } 
1.5       albertel 2527:     setDefaultValues
1.1       albertel 2528:     updateColors
                   2529: }
                   2530: 
                   2531: ###########################################################
                   2532: ###########################################################
                   2533: ###########################################################
                   2534: ###########################################################
                   2535: proc pickCapaConfig { } {
                   2536:     set error NOTOK
                   2537:     while { $error != "OK" } {
                   2538: 	set file [tk_getOpenFile -title "Pick a capa.config file" \
                   2539: 		      -filetypes { { {CAPA configuration}  {capa.config} } \
                   2540: 				       { {All Files} {*} } }]
                   2541: 	if { $file == "" } { break }
                   2542: 	set oldDir [pwd]
                   2543: 	cd [file dirname $file]	
                   2544: 	set error [parseCapaConfig]
                   2545: 	if { $error != "OK" } { displayError "Invalid capa.config file"; cd $oldDir } 
1.5       albertel 2546: 	setDefaultValues
1.1       albertel 2547:     } 
                   2548: }
                   2549: 
1.5       albertel 2550: proc setDefaultValues {} {
                   2551:     global gProbVal gTryVal gHintVal gCapaConfig
                   2552:     catch {set gProbVal $gCapaConfig(default_prob_val)}
                   2553:     catch {set gTryVal $gCapaConfig(default_try_val)}
                   2554:     catch {set gHintVal $gCapaConfig(default_hint_val)}
                   2555: }
                   2556: 
1.1       albertel 2557: ###########################################################
                   2558: # openDocument
                   2559: ###########################################################
                   2560: ###########################################################
                   2561: ###########################################################
                   2562: proc openDocument {} {
1.5       albertel 2563:     global gFile gTextWindow gSetNumberText gPrefs gChanged gQuizTemp gUndo 
1.1       albertel 2564: 
                   2565:     if { $gChanged } { if { [askToSave 0 0] == "Cancel" } { return } }
                   2566:     if { ![catch {set gTextWindow}] } { 
                   2567: 	if { [winfo exists $gTextWindow] } { return }
                   2568:     }
                   2569: 
                   2570:     # the event generation is because of a bug in tk_getOpenFile
                   2571:     # After double cliking the mouse Button one is thought to be left down.
                   2572:     # this only seems to happen when a toplevel window is created
                   2573:     # after getting the file
                   2574:     set gFile [tk_getOpenFile -filetypes \
                   2575: 	    { { {Quizzer} {"*.qz"} } { {All Files} {"*"} } } \
                   2576: 	    -title "Select the proper file" -initialdir "[pwd]" ]
                   2577: #    event generate .main <ButtonRelease-1>
                   2578:     if { $gFile == "" } { return }
                   2579:     if { [file isdirectory $gFile] } {
                   2580: 	displayError "You attempted to open $gFile which is a directory not a file."
                   2581: 	return
                   2582:     }
                   2583: 
                   2584:     set error [ catch {set fileId [open $gFile r] } ]
                   2585: 
                   2586:     if { $error } {
                   2587: 	displayError "Unable to read $gFile"
                   2588: 	return
                   2589:     } 
                   2590:     
                   2591:     set oldDir [pwd]
                   2592:     
                   2593:     cd [file dirname $gFile]
                   2594: 
                   2595:     set tempfiles ""
                   2596:     catch {set tempfiles [glob quiztemp.*]}
                   2597:     if { $tempfiles == "" } { 
                   2598: 	set gQuizTemp true 
                   2599:     }     
                   2600:     foreach quiztempFile $tempfiles {
                   2601: 	if { ! ( [file isfile $quiztempFile] && 
                   2602: 	[file writable $quiztempFile] ) } {
                   2603: 	    if { [makeSure "There are old quiztemp files in this directory that can not be overwritten. If you continue editing you will be unable to print or Create .dvi. You can still preview and save."] == "Cancel" } {
                   2604:                 cd $oldDir
                   2605:                 set gQuizTemp true
                   2606:                 return
                   2607: 	    } else {
                   2608:                 set gQuizTemp false
                   2609: 		break
                   2610: 	    }
                   2611: 	}
                   2612:     }
                   2613: 
                   2614:     if { $tempfiles == "" } {
                   2615: 	if { ! [file writable $gFile] } {
                   2616: 	    if { [makeSure "You do not have permission to write to this directory. If you continue editing you will be unable to save, print, or create .dvi"] == "Cancel" } {
                   2617: 		cd $oldDir
                   2618:                 set gQuizTemp true
                   2619:                 return
                   2620: 	    } else {
                   2621:                 set gQuizTemp false
                   2622: 	    }
                   2623: 	}
                   2624:     }
                   2625: 
                   2626:     set error [parseCapaConfig]
                   2627:     
                   2628:     if { $error != "OK" } {
                   2629: 	cd $oldDir
                   2630: 	set gQuizTemp true
                   2631:         return
                   2632:     }
1.5       albertel 2633:     setDefaultValues
                   2634: 
1.1       albertel 2635:     createEditingWindow 0
                   2636:     $gTextWindow delete 0.0 end
                   2637:     $gTextWindow insert 0.0 [read $fileId [file size $gFile]]
                   2638:     $gTextWindow delete end-1c
                   2639: 
                   2640:     rename $gTextWindow .$gTextWindow
                   2641:     trackChanges $gTextWindow 0
                   2642:     set gUndo(0) 0
                   2643:     set gUndo(0.cur) 0
                   2644: 
                   2645:     createImportLinks 0 0.0 end
                   2646:     focus -force $gTextWindow 
                   2647:     set coord [$gTextWindow bbox 0.0]
                   2648:     event generate $gTextWindow <1> -x [lindex $coord 0] -y [lindex $coord 1]
                   2649:     event generate $gTextWindow <ButtonRelease-1>
                   2650:     update
                   2651:     close $fileId
                   2652: 
                   2653:     updatePrefsWindow 
                   2654: 
                   2655:     set gSetNumberText [string range [file rootname [file tail $gFile]] 3 end ]
                   2656:     checkIfValidFilename
                   2657:     set gChanged 0
                   2658: }
                   2659: 
                   2660: ###########################################################
                   2661: # includeReferenceFile
                   2662: ###########################################################
                   2663: ###########################################################
                   2664: ###########################################################
                   2665: proc includeReferenceFile { file num window } {
                   2666:     set index [$window index "file.$num.first linestart"]
                   2667:     if { ![file readable $file] } {
                   2668: 	displayError "Unable to read file $file"
                   2669: 	return
                   2670:     }
                   2671:     set impline [$window get $index "$index lineend"]
                   2672:     set fileId [open $file r]
                   2673:     $window insert $index /
                   2674:     update idletasks
                   2675:     if { [$window index end] == [$window index "$index + 1 lines"] } {
                   2676: 	$window insert "$index + 1 lines" "\n[read $fileId [file size $file]]"
                   2677:     } else {
                   2678: 	$window insert "$index + 1 lines" [read $fileId [file size $file]]
                   2679:     }
                   2680:     close $fileId
                   2681: }
                   2682: 
                   2683: ###########################################################
                   2684: # impMenuSaveAs
                   2685: ###########################################################
                   2686: ###########################################################
                   2687: ###########################################################
                   2688: proc impMenuSaveAs { file num window } {
                   2689:     set index [$window index "file.$num.first linestart"]
                   2690:     if { ![file readable $file] } {
                   2691: 	displayError "Unable to read file $file"
                   2692: 	return
                   2693:     }
                   2694:     set dir [file dirname $file]
                   2695:     if { $dir != "." } {
                   2696: 	set dest [tk_getSaveFile -title "Enter the name to Save As" -initialdir $dir]
                   2697:     } else {
                   2698: 	set dest [tk_getSaveFile -title "Enter the name to Save As" -initialdir [pwd]]
                   2699:     }
                   2700:     if { $dest == "" } {
                   2701: 	displayError "File not saved"
                   2702: 	return
                   2703:     }
                   2704:     if { [catch {file copy -force -- $file $dest} errorMsg ] } {
                   2705: 	displayError "Unable to copy $file to $dest: $errorMsg"
                   2706: 	return
                   2707:     }
                   2708:     $window delete $index "$index lineend"
                   2709:     if { $dir != "." } {
                   2710: 	$window insert $index "/IMP \"$dest\""
                   2711:     } else {
                   2712: 	$window insert $index "/IMP \"[file tail $dest]\""
                   2713:     }
                   2714: }
                   2715: 
                   2716: ###########################################################
                   2717: # createImpMenu
                   2718: ###########################################################
                   2719: ###########################################################
                   2720: ###########################################################
                   2721: proc createImpMenu { file num window } {
                   2722:     set menuFrame [menu .impmenu -tearoff 0 -type tearoff ]
                   2723: 
                   2724: #    wm title $menuFrame "Quizzer"
                   2725:     wm overrideredirect $menuFrame 1
                   2726:     wm positionfrom $menuFrame program
                   2727:     $menuFrame post [winfo pointerx .] [winfo pointery .]
                   2728:     $menuFrame add command -label "Open" -command "openReferenceFile $file"
                   2729:     $menuFrame add command -label "Include" -command \
                   2730: 	"includeReferenceFile $file $num $window"
                   2731:     $menuFrame add command -label "saveAs" -command "impMenuSaveAs $file $num $window"
                   2732:     grab $menuFrame
                   2733:     bind all <ButtonRelease> "grab release $menuFrame;destroy $menuFrame"
                   2734: }
                   2735: 
                   2736: ###########################################################
                   2737: # registerCreateImportLinks
                   2738: ###########################################################
                   2739: ###########################################################
                   2740: ###########################################################
                   2741: proc registerCreateImportLinks { num start end} {
                   2742:     global gDoCreateImportLinks gCreateImportLinks
                   2743: 
                   2744:     if { $gCreateImportLinks && !$gDoCreateImportLinks($num) } {
                   2745: 	after idle "createImportLinks $num $start $end"
                   2746: 	set gDoCreateImportLinks($num) 1
                   2747:     }
                   2748: }
                   2749: 
                   2750: ###########################################################
                   2751: # createImportLinks
                   2752: ###########################################################
                   2753: ###########################################################
                   2754: ###########################################################
                   2755: proc createImportLinks { num start end } {
                   2756:     global gTextWindow gUniqueNumber gDoCreateImportLinks gRefText gCapaConfig 
                   2757:     
                   2758:     set gDoCreateImportLinks($num) 0
                   2759:     if { $num } { set window $gRefText($num) } else { set window $gTextWindow }
                   2760:     if { ![winfo exists $window] } { return }
                   2761:     set end [$window index $end]
                   2762:     set start [$window index $start]
                   2763:     set lastline [lindex [split $end .] 0]
                   2764:     set startline [lindex [split $start .] 0]
                   2765:     foreach tag [$window tag names] {
                   2766: 	if { [regexp {file\..+} $tag ] } {
                   2767: 	    if { [$window tag nextrange $tag "$start linestart" "$end lineend"] != "" } {
                   2768: 		$window tag delete $tag
                   2769: 	    }
                   2770: 	}
                   2771:     }
                   2772:     for { set i $startline } { $i <= $lastline } { incr i } {
                   2773: 	set aline [$window get $i.0 "$i.0 lineend"]
                   2774: 	if { [regexp -nocase {(^[ 	]*)(//.*)} $aline matchVar match1 match2] } {
                   2775: 	    set tagnum [incr gUniqueNumber]
                   2776: 	    set start [string length $match1]
                   2777: 	    set end [expr $start + [string length $match2]]
                   2778: 	    $window tag add file.$tagnum $i.$start $i.$end
                   2779: 	    $window tag configure file.$tagnum -foreground $gCapaConfig(comment_color)
                   2780: 	} elseif { [regexp -nocase {(^.*/let.*[ 	]+)(//.*)} $aline matchVar \
                   2781: 			match1 match2] } {
                   2782: 	    set tagnum [incr gUniqueNumber]
                   2783: 	    set start [string length $match1]
                   2784: 	    set end [expr $start + [string length $match2]]
                   2785: 	    $window tag add file.$tagnum $i.$start $i.$end
                   2786: 	    $window tag configure file.$tagnum -foreground $gCapaConfig(comment_color)
                   2787: 	} 
                   2788: 	if { [regexp -nocase "(.*/imp +)(\"\[^\"\]+\")(.*)" $aline matchVar \
                   2789: 		  match1 match2 match3] } {
                   2790: 	    set tagnum [incr gUniqueNumber]
                   2791: 	    set start [string length $match1]
                   2792: 	    set end [expr $start + [string length $match2]]
                   2793: 	    $window tag add file.$tagnum $i.$start $i.$end
                   2794: 	    $window tag configure file.$tagnum -foreground $gCapaConfig(IMP_color)
                   2795: 	    $window tag bind file.$tagnum <Double-ButtonPress> \
                   2796: 		"eval openReferenceFile $match2"
                   2797: 	    $window tag bind file.$tagnum <ButtonPress-3> \
                   2798: 		"eval createImpMenu $match2 $tagnum $window"
                   2799: 	} 
                   2800:     }
                   2801: }
                   2802: 
                   2803: ###########################################################
                   2804: # isReferenceFileOpen
                   2805: ###########################################################
                   2806: ###########################################################
                   2807: ###########################################################
                   2808: proc isReferenceFileOpen { file } {
                   2809:     global gWindowMenu
                   2810: #    if { [catch {set index [$gWindowMenu index "Reference $file"]} ] } { return "" }
                   2811:     set last [$gWindowMenu index end]
                   2812: #    puts $last
                   2813:     for { set index 1 } { $index <= $last } { incr index } {
                   2814: #	puts $index
                   2815: 	catch {set entry [$gWindowMenu entrycget $index -label]}
                   2816: 	if { "Reference" == [set entryfile [lindex $entry 0]] } {
                   2817: 	    set entryfile [lindex $entry 1]
                   2818: 	}
                   2819: #	puts $entryfile
1.6       albertel 2820: 	if { [catch {file stat $entryfile a1}] } { continue }
1.1       albertel 2821: 	file stat $file a2
                   2822: #	puts "$a2(ino) == $a1(ino)"
                   2823: 	if { $a2(ino) == $a1(ino) } {
                   2824: #	    puts "seems right"
                   2825: 	    return [lindex [$gWindowMenu entrycget $index -command] 1]
                   2826: 	}
                   2827:     }
                   2828: #    puts "failed $index"
                   2829:     return ""
                   2830: #    puts $index
                   2831: #    puts [$gWindowMenu entrycget $index -command]
                   2832: #    return [lindex [$gWindowMenu entrycget $index -command] 1]
                   2833: }
                   2834: 
                   2835: ###########################################################
                   2836: # newReferenceFile
                   2837: ###########################################################
                   2838: ###########################################################
                   2839: ###########################################################
                   2840: proc newReferenceFile { } {
                   2841:     global gDir
                   2842: #    if { $gDir(reference) == "." } { set gDir(reference) [pwd] }
                   2843:     set file [tk_getSaveFile -title "Enter the name of the New reference file" \
                   2844: 		  -initialdir "$gDir(reference)" ]
                   2845:     event generate .main <ButtonRelease-1>
                   2846:     if { $file == "" } { return }
                   2847:     set gDir(reference) [file dirname $file]
                   2848:     if { [file isdirectory $file] } {
                   2849: 	displayError "You attempted to create $file which is already a directory."
                   2850: 	return
                   2851:     }
                   2852:     openReferenceFile $file 1
                   2853: }
                   2854: 
                   2855: ###########################################################
                   2856: # openReferenceFile
                   2857: ###########################################################
                   2858: ###########################################################
                   2859: ###########################################################
                   2860: proc openReferenceFile { {file ""} {new 0}} {
                   2861:     global gUniqueNumber gWindowMenu gDir
                   2862: 
                   2863:     set num [incr gUniqueNumber]
                   2864:     global gRefCurLine gRefLine gRefText gRefChanged gRefFile gRefClosed \
                   2865: 	gUndo gRefChangedLast
                   2866:     # the event generation is because of a bug in tk_getOpenFile
                   2867:     # After double cliking the mouse Button one is thought to be left down.
                   2868:     # this only seems to happen when a toplevel window is created
                   2869:     # after getting the file
                   2870:     if { $file == "" } {
                   2871: #	if { $gDir(reference) == "." } { set gDir(reference) [pwd] }
                   2872: 	set file [tk_getOpenFile -filetypes \
                   2873: 		      { { {All Files} {"*"} } { {Quizzer} {"*.qz"} } } \
                   2874: 		      -title "Select the proper file" \
                   2875: 		      -initialdir "$gDir(reference)" ]
                   2876: 	event generate .main <ButtonRelease-1>
1.6       albertel 2877: 	if { $file == "" } { return 0 }
1.1       albertel 2878: 	set gDir(reference) [file dirname $file]
                   2879: 	
                   2880: 	if { [file isdirectory $file] } {
                   2881: 	    displayError "You attempted to open $file which is a directory not a file."
1.6       albertel 2882: 	    return 0
1.1       albertel 2883: 	}
                   2884:     } else {
                   2885: 	if { !$new } {
                   2886: 	    if { [set window [isReferenceFileOpen $file] ] != "" } { 
1.6       albertel 2887: 		set num [lindex [split [lindex [split $window .] 1] e] end]
1.1       albertel 2888: 		capaRaise $window
1.6       albertel 2889: 		return $num
1.1       albertel 2890: 	    }
                   2891: 	    # specifically opening the capa.config file
                   2892: 	    if { $file == "capa.config" } {
                   2893: 		global gTextWindow gFile
                   2894: 		if { [catch {set gTextWindow}] } { 
                   2895: 		    set file [tk_getOpenFile -filetypes \
                   2896: 				  {{{Capa.config file} {"capa.config"}} 
                   2897: 				      { {All Files} {"*"} } } \
                   2898: 				  -title "Select the proper file" \
                   2899: 				  -initialdir "$gDir(reference)" ]
1.6       albertel 2900: 		    if { $file == "" } { return 0 }
1.1       albertel 2901: 		} else {
                   2902: 		    set file [file join [file dirname $gFile] capa.config]
                   2903: 		}
                   2904: 	    } else {
                   2905: 		if { ![file isfile $file] && ![file readable $file] } {
                   2906: 		    displayError "Unable to find $file"
1.6       albertel 2907: 		    return 0
1.1       albertel 2908: 		}
                   2909: 		if { [file isdirectory $file] } {
                   2910: 		    displayError "You attempted to open $file which is a directory not a file."
1.6       albertel 2911: 		    return 0
1.1       albertel 2912: 		}
                   2913: 	    }
                   2914: 	}
                   2915:     }
                   2916: 
                   2917:     set gRefFile($num) $file
                   2918:     set referenceFile [toplevel .reference$num]
                   2919:     wm title $referenceFile "$file"
                   2920: 
                   2921:     $gWindowMenu add command -label "Reference $file" \
                   2922: 	-command "capaRaise $referenceFile"
                   2923: 
                   2924:     set menuFrame [frame $referenceFile.menu -borderwidth 3 -relief raised]
                   2925:     set lineFrame [frame $referenceFile.lineFrame]
                   2926:     set windowFrame [frame $referenceFile.windowFrame]
                   2927:     pack $menuFrame $lineFrame $windowFrame
                   2928:     pack configure $windowFrame -expand 1 -fill both
                   2929:     pack configure $menuFrame -fill x
                   2930: 
                   2931:     label $lineFrame.msg -text "Current Line:"
                   2932:     label $lineFrame.current -textvariable gRefCurLine($num)
                   2933:     entry $lineFrame.line -width 8 -textvariable gRefLine($num)
                   2934:     bind $lineFrame.line <KeyPress-Return> "+gotoRefLine $num"
                   2935:     button $lineFrame.button -text "Goto" -command \
                   2936: 	    "gotoRefLine $num"
                   2937:     pack $lineFrame.msg $lineFrame.current $lineFrame.line \
                   2938: 	    $lineFrame.button -side left
                   2939:     
                   2940:     set infoFrame [frame $windowFrame.infoFrame]
                   2941:     set textFrame [frame $windowFrame.textFrame]
                   2942:     pack $infoFrame $textFrame -side top
                   2943:     pack configure $textFrame -expand 1 -fill both
                   2944: 
                   2945:     scrollbar $textFrame.scroll -orient vertical -command \
                   2946: 	    "$textFrame.text yview"
                   2947:     set textWindow [text $textFrame.text -yscrollcommand \
                   2948: 	    "$textFrame.scroll set" -wrap char]
                   2949:     pack $textFrame.scroll $textWindow -side left -expand 0
                   2950:     pack configure $textFrame.scroll -expand 0 -fill y
                   2951:     pack configure $textWindow -expand true -fill both
                   2952: 
                   2953: #    label $infoFrame.label -textvariable gRefFile($num)
                   2954: #    pack $infoFrame.label -side left
                   2955: 
                   2956:     menubutton $menuFrame.file -text File -menu $menuFrame.file.m
                   2957:     menubutton $menuFrame.edit -text Edit -menu $menuFrame.edit.m
                   2958:     pack $menuFrame.file $menuFrame.edit -side left
                   2959:     
                   2960:     set fileMenu [ menu $menuFrame.file.m ]
                   2961:     set editMenu [ menu $menuFrame.edit.m ]
                   2962: 
                   2963:     $fileMenu add command -label Save -command \
                   2964: 	    "saveText $textWindow 0 $num" -accelerator "Alt+s"
                   2965:     bind $referenceFile <Alt-s> \
                   2966: 	    "saveText $textWindow 0 $num"
                   2967:     $fileMenu add command -label "Save As" -command \
                   2968: 	    "saveText $textWindow 1 $num" -accelerator "Alt+S"
                   2969:     bind $referenceFile <Alt-Shift-s> "saveText $textWindow 1 $num" 
                   2970:     $fileMenu add command -label Delete -command "deleteFile $num"
                   2971:     $fileMenu add command -label Print -command "printText $textWindow"
                   2972:     $fileMenu add command -label Close -command "closeRefFile $num" \
                   2973: 	    -accelerator "Alt+w"
                   2974:     bind $referenceFile <Alt-w> "closeRefFile $num"
                   2975: #    bind $referenceFile <Destroy> "closeRefFile $num 1"
                   2976:     wm protocol $referenceFile WM_DELETE_WINDOW "closeRefFile $num 1"
                   2977:     $editMenu add command -label "Cut" -command "tk_textCut $textWindow" \
                   2978: 	    -accelerator "Alt+x"
                   2979:     bind $referenceFile <Alt-x> "tk_textCut $textWindow"
                   2980:     $editMenu add command -label "Copy" -command "tk_textCopy $textWindow" \
                   2981: 	    -accelerator "Alt+c"
                   2982:     bind $referenceFile <Alt-c> "tk_textCopy $textWindow"
                   2983:     $editMenu add command -label "Paste" -command "tk_textPaste $textWindow" \
                   2984: 	    -accelerator "Alt+v"
                   2985:     bind $referenceFile <Alt-v> "tk_textPaste $textWindow"
                   2986:     $editMenu add command -label "Select All " -command \
                   2987: 	    "selectAll $num "  -accelerator "Alt+a"
                   2988:     bind $referenceFile <Alt-a> "selectAll $num" 
                   2989:     $editMenu add separator
                   2990:     $editMenu add command -label "Undo" -command "undo $num" \
                   2991: 	    -accelerator "Alt+u"
                   2992:     bind $referenceFile <Alt-u> "undo $num" 
                   2993: #    $editMenu add command -label "Redo" -command "redo $num"
                   2994:     $editMenu add separator
                   2995:     $editMenu add command -label "Find" -command "createFindWindow $num" \
                   2996: 	-accelerator "Alt+f"
                   2997: 
                   2998:     
                   2999:     if { !$new } {
                   3000: 	set fileId [open $file r]
                   3001: 	$textWindow insert 0.0 [read $fileId [file size $file]]
                   3002: 	$textWindow delete end-1c
                   3003: 	close $fileId
                   3004:     }
                   3005:     
                   3006:     set gRefText($num) $textWindow
                   3007:     rename $textWindow .$textWindow
                   3008:     trackChanges $textWindow $num
                   3009:     set gUndo($num) 0
                   3010:     set gUndo($num.cur) 0
                   3011: 
                   3012:     createImportLinks $num 0.0 end
                   3013:     focus -force $textWindow 
                   3014: #    update
                   3015:     set coord [$textWindow bbox 0.0]
                   3016:     event generate $textWindow <1> -x [lindex $coord 0] -y [lindex $coord 1]
                   3017: #    update
                   3018:     event generate $textWindow <ButtonRelease-1>
                   3019: #    update
                   3020: #    capaRaise $referenceFile
                   3021:     after 1 "catch \{focus $textWindow;raise $referenceFile\}"
                   3022:     selection clear
                   3023: #order is important here since gRefChanged has a trace on it the references 
                   3024: #gRefChangedLast
                   3025:     set gRefChangedLast($num) 0
                   3026:     set gRefChanged($num) 0
                   3027:     set gRefClosed($num) 0
                   3028:     addFindList $num
1.6       albertel 3029:     return $num
1.1       albertel 3030: }
                   3031: 
                   3032: ###########################################################
                   3033: ###########################################################
                   3034: ###########################################################
                   3035: ###########################################################
                   3036: proc trackChanges { procName num } {
                   3037:     eval "proc $procName args {
                   3038: 	global gUndo gRefChanged gChanged
                   3039: 	if {\[regexp {^(ins|del).*} \[lindex \$args 0\]\]} { 
                   3040: 	    #puts \"\$args\"
                   3041: 	    if { \$gUndo($num.cur) != \$gUndo($num) } {
                   3042: 		set i \[expr \$gUndo($num.cur) + 1 \]
                   3043: 		while { \[ info exists gUndo($num.\$i) \] } {
                   3044: 		    unset gUndo($num.\$i)
                   3045: 		    incr i
                   3046: 		}
                   3047: 		set gUndo($num) \$gUndo($num.cur)
                   3048: 	    }
                   3049: 	    set gUndo($num.cur) \$gUndo($num)
                   3050: 	    set insertindex \[.$procName index \[lindex \$args 1 \] \]
                   3051: 	    set numChange \[set gUndo($num.cur) \[incr gUndo($num) \] \]
                   3052: 	    if { $num == 0 } { set gChanged 1 } else { set gRefChanged($num) 1 }
                   3053: 	}
                   3054: 	if {\[regexp {^(ins).*} \[lindex \$args 0\]\]} {
                   3055: 	    set index2 \$insertindex+\[string length \[lindex \$args 2 \] \]chars
                   3056: 	    set gUndo($num.\$numChange) \"delete \$insertindex \$index2 \"
                   3057:             if {\[regexp {.*\[\"/\].*} \$args\] || \
                   3058:                 \[regexp {.*\[\"/\].*} \[.$procName get \"\$insertindex linestart\" \"\$index2 lineend\"\]\]} { 
                   3059:                 registerCreateImportLinks $num \$insertindex \$index2
                   3060:             }
                   3061: 	} elseif {\[regexp {^(del).*} \[lindex \$args 0\]\]} { 
                   3062: 	    if { \[catch { set insertindex2 \[.$procName index \
                   3063: 		    \[lindex \$args 2 \] \] } \] } {
                   3064: 		set chars \[ .$procName get \$insertindex \]
                   3065:                 set insertindex2 \$insertindex+1c
                   3066: 	    } else {
                   3067: 		set chars \[ .$procName get \$insertindex \$insertindex2 \]
                   3068: 	    }
                   3069: 	    set gUndo($num.\$numChange) \"insert \$insertindex \[list \$chars\] \"
1.11      albertel 3070:             if { \[string length \$chars\] > 100 } {
                   3071:                    registerCreateImportLinks $num \$insertindex-1line \$insertindex2+1line
                   3072:             } else {
                   3073:                 if {\[regexp \{.*\[\"/\].*\} \$chars\] || \
                   3074:                     \[regexp \{.*\[\"/\].*\} \[.$procName get \"\$insertindex linestart\" \"\$insertindex2 lineend\"\]\]} { 
                   3075:                    registerCreateImportLinks $num \$insertindex \$insertindex2
                   3076:                 }
1.1       albertel 3077:             }
1.11      albertel 3078:         }
1.1       albertel 3079: 	set result \[uplevel .$procName \$args\]
                   3080:         updateLocation $num
                   3081:         return \$result
                   3082:     }"
                   3083: }
                   3084: 
                   3085: ###########################################################
                   3086: ###########################################################
                   3087: ###########################################################
                   3088: ###########################################################
                   3089: proc undo { num } {
1.6       albertel 3090:     global gUndo gRefText gTextWindow gChanged gRefChanged
1.1       albertel 3091:     if { $gUndo($num.cur) == 0 } { return }
                   3092:     set undoInfo $gUndo($num.$gUndo($num.cur))
                   3093:     if { [regexp {.*[\"/].*} $undoInfo] } {
                   3094: 	registerCreateImportLinks $num [lindex $undoInfo 1] end
                   3095:     }
                   3096:     if { [regexp {.*delete.*} $undoInfo] } {
                   3097: 	registerCreateImportLinks $num [lindex $undoInfo 1] [lindex $undoInfo 2]
                   3098:     }
                   3099:     if { $num == 0 } {
                   3100: 	if {[catch {eval ".$gTextWindow $gUndo($num.$gUndo($num.cur))"}]} { return }
1.6       albertel 3101: 	set gChanged 1
1.1       albertel 3102:     } else {
                   3103: 	if {[catch {eval ".$gRefText($num) $gUndo($num.$gUndo($num.cur))"}]} { return }
1.6       albertel 3104: 	set gRefChanged($num) 1
1.1       albertel 3105:     }
                   3106:     incr gUndo($num.cur) -1
                   3107: }
                   3108: 
                   3109: ###########################################################
                   3110: ###########################################################
                   3111: ###########################################################
                   3112: ###########################################################
                   3113: proc redo { num } {
                   3114:     global gUndo gRefText
                   3115: }
                   3116: 
                   3117: ###########################################################
                   3118: ###########################################################
                   3119: ###########################################################
                   3120: ###########################################################
                   3121: proc gotoRefLine { number } {
                   3122:     global gRefLine gRefText
                   3123:     if { [catch {set gRefText($number)}] } { return }
                   3124:     if { ![winfo exists $gRefText($number)] } { return }
                   3125: 
                   3126:     if { $gRefLine($number) == "" } {
                   3127: 	return
                   3128:     } else {
                   3129: 	$gRefText($number) mark set insert $gRefLine($number).0
                   3130: 	catch {$gRefText($number) tag remove sel sel.first sel.last}
                   3131: 	$gRefText($number) tag add sel "insert linestart" "insert lineend"
                   3132: 	$gRefText($number) see insert
                   3133:     } 
                   3134: }
                   3135: 
                   3136: ###########################################################
                   3137: # updateLocation
                   3138: ###########################################################
                   3139: ###########################################################
                   3140: ###########################################################
                   3141: proc updateLocation { number } {
                   3142:     global gRefCurLine gRefText gTextWindow gLineNumber gCharacterNumber
                   3143: 
                   3144:     if {$number} {set window $gRefText($number)} {set window $gTextWindow} 
                   3145: #    if {![winfo exists $gRefText($number)]} {return};#do I need this
                   3146:     set spot [split [.$window index insert] "."]
                   3147:     if { $number } {
                   3148: 	set gRefCurLine($number) [lindex $spot 0 ]
                   3149:     } else {
                   3150: 	set gLineNumber [lindex $spot 0]
                   3151: 	set gCharacterNumber [lindex $spot 0]
                   3152:     }
                   3153: }
                   3154: 
                   3155: ###########################################################
                   3156: ###########################################################
                   3157: ###########################################################
                   3158: ###########################################################
                   3159: proc askToSave { refNum mustClose } {
                   3160:     global gPrompt
                   3161:     
                   3162:     set dialog [toplevel .askToSavePrompt -borderwidth 10]
                   3163:     wm title $dialog "Do you wish to Save"
                   3164:     wm geo $dialog "+200+200"
                   3165:     if { $refNum } {
                   3166: 	global gRefFile
                   3167: 	set msg "Reference File: $gRefFile($refNum) has changed. Do you wish to save?"
                   3168:     } else {
                   3169: 	set msg "Source has changed do you wish to save?"
                   3170:     }
                   3171:     message $dialog.msg -text $msg -aspect 800
                   3172:     
                   3173:     set gPrompt(result) ""
                   3174:     set buttonFrame [frame $dialog.buttons -bd 10]
                   3175:     pack $dialog.msg $buttonFrame -side top -fill x
                   3176:     
                   3177:     bind $dialog <Destroy> { 
                   3178: 	set gPrompt(result) Cancel
                   3179: 	set gPrompt(yes) 0
                   3180:     }
                   3181: 
                   3182:     button $buttonFrame.yes -text Yes -underline 0 -command {
                   3183: 	set gPrompt(yes) 1
                   3184:     }
                   3185:     button $buttonFrame.no -text No -underline 0 -command {
                   3186: 	set gPrompt(yes) 0
                   3187:     } 
                   3188:     if { !$mustClose } {
                   3189: 	button $buttonFrame.cancel -text Cancel  -underline 0 -command { 
                   3190: 	    set gPrompt(yes) 0 
                   3191: 	    set gPrompt(result) Cancel
                   3192: 	}
                   3193: 	pack $buttonFrame.yes $buttonFrame.no $buttonFrame.cancel -side left
                   3194:     } else {
                   3195: 	pack $buttonFrame.yes $buttonFrame.no -side left
                   3196:     }
                   3197:     bind $dialog <Alt-Key> break
                   3198: 
                   3199:     Centre_Dialog $dialog default
                   3200:     update
                   3201: 
                   3202:     focus $dialog
                   3203:     capaRaise $dialog
                   3204:     capaGrab $dialog
                   3205:     vwait gPrompt(yes)
                   3206:     capaGrab release $dialog
                   3207:     bind $dialog <Destroy> ""
                   3208:     destroy $dialog
                   3209:     if {$gPrompt(yes)} {
                   3210: 	if { $refNum } {
                   3211: 	    global gRefText 
                   3212: 	    saveText $gRefText($refNum) 0 $refNum
                   3213: 	} else {
                   3214: 	    saveDocument
                   3215: 	}
                   3216:     } else {
                   3217: 	return $gPrompt(result)
                   3218:     }
                   3219: }    
                   3220: 
                   3221: ###########################################################
                   3222: ###########################################################
                   3223: ###########################################################
                   3224: ###########################################################
                   3225: proc saveDocument { {saveAs 0} } {
                   3226:     global gFile gTextWindow gSetNumberText gChanged gEditWindow gWindowMenu \
                   3227: 	gCapaConfig
                   3228:     if { [catch {set gTextWindow}] } { return }
                   3229:     if { ![winfo exists $gTextWindow] } { return }
                   3230:     if { $gFile == "" } { set saveAs 1 }
                   3231:     if {$saveAs == 1} {
                   3232: 	set temp [tk_getSaveFile -title "Enter the name to Save As" \
                   3233: 		-initialdir "[pwd]" ]
                   3234: 	if { $temp == "" } {
                   3235: 	    displayError "File not saved"
                   3236: 	    return
                   3237: 	}
                   3238: 	
                   3239: 	catch {removeWindowEntry "$gFile*"}
                   3240: 	catch {removeFindList}	
                   3241: 	set gFile $temp
                   3242: 	addFindList
                   3243: 	cd [file dirname $gFile]
                   3244: 	set gSetNumberText [string range [file rootname [file tail $gFile]] \
                   3245: 		3 end ]
                   3246: 	checkIfValidFilename
                   3247: 	wm title [winfo toplevel $gEditWindow] $gFile 
                   3248: 
                   3249: 	$gWindowMenu add command -label "$gFile" -command \
                   3250: 		"capaRaise $gEditWindow"
                   3251:     } else {
                   3252: 	if { ([array name gCapaConfig quizzerBackupQZ] == "") ||
                   3253: 	     ($gCapaConfig(quizzerBackupQZ)!="off") } {
                   3254: 	    if { [catch {file copy -force $gFile $gFile.bak} ] } {
                   3255: 		displayError "Unable to create backup for $gFile"
                   3256: 	    }
                   3257: 	}
                   3258:     }
                   3259:     
                   3260:     set fileId [open $gFile w]
                   3261: 
                   3262:     puts -nonewline $fileId [$gTextWindow get 0.0 end]
                   3263: 
                   3264:     close $fileId
                   3265: 
                   3266:     savePrefs
                   3267:     set gChanged 0
                   3268: }
                   3269:  
                   3270: ###########################################################
                   3271: ###########################################################
                   3272: ###########################################################
                   3273: ###########################################################
                   3274: proc closeDocument { { mustClose 0 } { save 1 } } {
                   3275:     global gFile gEditWindow gChanged gPrefs \
                   3276: 	    gPutLine gTryVal gProbVal gHintVal gQuizTemp \
                   3277: 	    gNumberParsedText gSetNumberText gClosedDocument gTextWindow
                   3278:     if { [catch {set gEditWindow}] } { return }
                   3279:     if { ![winfo exists $gEditWindow] } { return }
                   3280:     if { $gClosedDocument } { return }
                   3281:     if { $save && $gChanged } {
                   3282: 	if { [askToSave 0 $mustClose] == "Cancel"  && (! $mustClose ) } { return }
                   3283:     }
                   3284:     if {(!$mustClose)&&[makeSure "Are you sure you wish to stop editing?"]=="Cancel"} {
                   3285: 	return 
                   3286:     }
                   3287:     set gClosedDocument 1
                   3288:     removeFindList
                   3289:     destroy $gEditWindow
                   3290:     removeWindowEntry "$gFile*"
                   3291:     set gFile ""
                   3292:     set gChanged 0
                   3293:     set gPrefs(info) "Problem"
                   3294:     set gPrefs(TeXHeader) ""
                   3295:     set gPrefs(TeXFooter) ""
                   3296:     set gPutLine 1
                   3297:     set gTryVal 99
                   3298:     set gHintVal 1
                   3299:     set gProbVal 1
                   3300:     set gQuizTemp "true"
                   3301:     set gNumberParsedText ""
                   3302:     set gSetNumberText ""
                   3303: }
                   3304: 
                   3305: ###########################################################
                   3306: ###########################################################
                   3307: ###########################################################
                   3308: ###########################################################
                   3309: proc closeRefFile { refNum  { mustClose 0 } { save 1 } } {
                   3310:     global gRefChanged gRefText gRefFile gRefClosed gRefCurLine gRefLine gRefChangedLast
                   3311:     if { [catch {set gRefText($refNum)}] } { return }
                   3312:     if { ![winfo exists $gRefText($refNum)] } { return }
                   3313:     if { $gRefClosed($refNum) } { return }
                   3314:     if { $save && $gRefChanged($refNum) } { 
                   3315: 	if { [askToSave $refNum $mustClose] == "Cancel" && ( ! $mustClose ) } { return }
                   3316:     }
                   3317: 
                   3318:     if { ( ! $mustClose ) && ( [makeSure "Are you sure you wish to stop editing $gRefFile($refNum)?"] == "Cancel" ) } {
                   3319: 	return 
                   3320:     }
                   3321:     set gRefClosed($refNum) 1
                   3322:     removeFindList $refNum
                   3323:     destroy [winfo toplevel $gRefText($refNum)]
                   3324:     removeWindowEntry "Reference $gRefFile($refNum)*"
                   3325:     unset gRefText($refNum) gRefChanged($refNum) gRefClosed($refNum) gRefFile($refNum) \
                   3326: 	gRefCurLine($refNum) gRefLine($refNum) gRefChangedLast($refNum)
                   3327: }
                   3328: 
                   3329: ###########################################################
                   3330: # quit
                   3331: ###########################################################
                   3332: # called when the quit option is selected on the menu, unmaps
                   3333: # all keys.
                   3334: ###########################################################
                   3335: # Arguments: None
                   3336: # Returns: Nothing
                   3337: # Globals: gChanged - whether or not the file has been modified
                   3338: ###########################################################
                   3339: proc quit { { mustClose 0 } } {
                   3340:     global gChanged gRefChanged gRefText
                   3341: 
                   3342:     if { (! $mustClose ) && [makeSure "Are you sure you wish to quit?"] == "Cancel" } {
                   3343: 	return 
                   3344:     }
                   3345: 
                   3346:     if { $gChanged } {
                   3347:  	if { [askToSave 0 $mustClose] == "Cancel" && ( ! $mustClose ) } {
                   3348: 	    return
                   3349: 	}
                   3350:     }
                   3351:     
                   3352:     foreach refNum [array names gRefChanged] {
                   3353: 	if { $gRefChanged($refNum) == 1 } {
                   3354: 	    if { [winfo exists $gRefText($refNum)] } {
                   3355: 		if { [askToSave $refNum $mustClose ] == "Cancel" && (! $mustClose ) } {
                   3356: 		    return
                   3357: 		}
                   3358: 	    }
                   3359: 	}
                   3360:     }
                   3361: 
                   3362:     exec /bin/rm -f quiztemp.ps
                   3363:     exec /bin/rm -f quiztemp.dvi
                   3364:     exec /bin/rm -f quiztemp.tex
                   3365:     exec /bin/rm -f quiztemp.log
                   3366:     exec /bin/rm -f quiztemp.aux
                   3367:     exec /bin/rm -f quiztemp.txt
                   3368: 
                   3369:     unmapAllKeys
                   3370: 
                   3371:     exit
                   3372: }
                   3373: 
                   3374: ###########################################################
                   3375: # createStopButton
                   3376: ###########################################################
                   3377: ###########################################################
                   3378: ###########################################################
                   3379: proc createStopButton {} {
                   3380:     global gStopStatus
                   3381:     if {[winfo exists .stopbutton]} {destroy .stopbutton}
                   3382:     set top [toplevel .stopbutton]
                   3383:     button $top.stop -text "Stop Parser" -command "stopParser"
1.4       albertel 3384:     label $top.status -textvariable gStopStatus -width 35 -anchor w
1.1       albertel 3385:     pack $top.stop $top.status
                   3386:     set gStopStatus ""
                   3387:     grab $top
                   3388:     Centre_Dialog $top default
                   3389:     update
                   3390: }
                   3391: 
                   3392: ###########################################################
                   3393: # destroyStopButton
                   3394: ###########################################################
                   3395: ###########################################################
                   3396: ###########################################################
                   3397: proc destroyStopButton {} {
                   3398:     grab release .stopbutton
                   3399:     destroy .stopbutton
                   3400: }
                   3401: 
                   3402: ###########################################################
                   3403: # createDvi
                   3404: ###########################################################
                   3405: ###########################################################
                   3406: ###########################################################
                   3407: proc createDvi { {showXdvi 1} {showStopButton 0} {useqzparse 0}} {
                   3408:     global gPreviewMode gCreateDviText gPrefs gSetNumberText \
                   3409: 	    gStudentSelection gFile gWindowMenu gLatexId gParseErrorsText \
                   3410: 	    gEditWindow gCreateDviTextTemp gXdviOpt  \
                   3411:             gLoadHeaderSet gCapaConfig gControlDates gNumberParsedText \
                   3412: 	    gDonePrinting
                   3413: 
                   3414:     if { [catch {set gEditWindow}] } { return }
                   3415:     if { ![winfo exists $gEditWindow] } { return }
                   3416:     
                   3417:     catch { destroy .createDviText }
                   3418:     set gCreateDviTextTemp [text .createDviText]
                   3419:     
                   3420:     switch $gPrefs(info) {
                   3421: 	Problem { set type 0 }
                   3422: 	ProblemAnswer { set type 1 }
                   3423: 	Answer { set type 2 }
                   3424:     }
                   3425: 
                   3426:     if { $useqzparse } {
                   3427: 	set gDonePrinting 0
                   3428: 	switch $gPrefs(info) {
                   3429: 	    Problem	{ set type "-T" }
                   3430: 	    Answer	{ set type "-Ta" }
                   3431: 	    ProblemAnswer { set type "-Tb" }
                   3432: 	    default	{ set type "-T"	}
                   3433: 	}
                   3434: 	createCreateDviWin
                   3435: 	grab .createDvi
                   3436: 	$gCreateDviText delete 0.0 end
                   3437: 	if { [setupSetsToPrint set start end 0] == 1 } { return 1 }
                   3438: 	if { [set gStopPrinting [expr 2 == [runLatex \
                   3439:             "echo [pwd] | $gCapaConfig(qzparse_command) \
                   3440: 	    -stu $gStudentSelection(studentNumber) -set $set \
                   3441: 	    -d [pwd] -c [pwd] $type " gCreateDviText] ] ] } {
                   3442: 	    exec rm -f $gStudentSelection(studentNumber).tex quiztemp.tex
                   3443: 	    if {$showStopping} {
                   3444: 		displayMessage "Printing has been stopped."
                   3445: 		set gDonePrinting 1
                   3446: 		set gStopPrinting 0
                   3447: 	    }
                   3448: 	    return 1
                   3449: 	}
                   3450: 	exec mv $gStudentSelection(studentNumber).tex quiztemp.tex
                   3451: 	exec /bin/rm -f quiztemp.dvi 
                   3452:     } else {
                   3453: 	createStopButton
                   3454: 	if { [catch { 
                   3455: 	    set numberParsed [ texParse $type $gSetNumberText \
                   3456: 				   $gStudentSelection(type) $gStudentSelection(random) \
                   3457: 				   $gStudentSelection(studentNumber) \
                   3458: 				   $gStudentSelection(studentName) \
                   3459: 				   gCreateDviTextTemp 1 ] }]} {
                   3460: 	    return
                   3461: 	}
                   3462: 	destroyStopButton
                   3463: 	checkHeader $numberParsed
                   3464: 	
                   3465: 	if { [showParseErrors] != "" } {
                   3466: 	    if { [makeSure "There were errors when parsing the .qz file, \
                   3467: 		continue to create the .dvi?"] =="Cancel" } {
                   3468: 		destroy $gCreateDviTextTemp
                   3469: 		return
                   3470: 	    }   
                   3471: 	}
                   3472: 	
                   3473: 	set error [catch { set fileId [open quiztemp.tex w] } ]
                   3474: 	if { $error } {
                   3475: 	    displayError "Unable to create neccessary temp files, delete all the\
                   3476:  quiztemp file from the class directory."
                   3477: 	    return
                   3478: 	}
                   3479: 
                   3480: 	set filename [file join [file dirname $gFile] TeXheader ]
                   3481: 	set texfileId [open $filename r]
                   3482: 	puts -nonewline $fileId [read $texfileId [file size $filename]]
                   3483: 	close $texfileId
                   3484:     
                   3485: 	puts -nonewline  $fileId "[$gCreateDviTextTemp get 0.0 end]"
                   3486: 	
                   3487: 	set filename [file join [file dirname $gFile] TeXfooter ]
                   3488: 	set texfileId [open $filename r]
                   3489: 	puts $fileId [read $texfileId [file size $filename]]
                   3490: 	close $texfileId
                   3491: 	
                   3492: 	close $fileId
                   3493:     }
                   3494: 
                   3495:     destroy $gCreateDviTextTemp
                   3496: 
                   3497:     if { ![winfo exists .createDvi] } {
                   3498: 	set createDviWindow [toplevel .createDvi]
                   3499: 	$gWindowMenu add command -label "CreateDvi" -command \
                   3500: 		"capaRaise $createDviWindow"
                   3501: 	wm title $createDviWindow "LaTeX Output"
                   3502: 	addFindList -3
                   3503: 
                   3504: 	set windowFrame [frame $createDviWindow.windowFrame]
                   3505: 	set buttonFrame [frame $createDviWindow.buttonFrame]
                   3506: 	
                   3507: 	pack $windowFrame $buttonFrame -side bottom
                   3508: 	pack configure $windowFrame -expand true -fill both
                   3509: 	pack configure $buttonFrame -anchor e
                   3510: 
                   3511: 	scrollbar $windowFrame.scroll -orient vertical -command \
                   3512: 		"$windowFrame.text yview"
                   3513: 	set gCreateDviText [text $windowFrame.text -yscrollcommand \
                   3514: 		"$windowFrame.scroll set" -wrap char -height 40]
                   3515: 	
                   3516: 	pack $windowFrame.scroll $gCreateDviText -side left -expand 0
                   3517: 	pack configure $windowFrame.scroll -expand 0 -fill y
                   3518: 	pack configure $gCreateDviText -expand true -fill both
                   3519: 	
                   3520: 	set appearingFrame [frame $buttonFrame.appearingFrame]
                   3521: 	button $buttonFrame.ok -text Dismiss -command \
                   3522: 		"trace vdelete gFile w updateCreateDvi
                   3523:                  destroy $createDviWindow
                   3524: 	         removeWindowEntry CreateDvi
                   3525:                  removeFindList -3"
                   3526: 	bind $createDviWindow <Destroy> \
                   3527: 		"trace vdelete gFile w updateCreateDvi
                   3528: 	         removeWindowEntry CreateDvi
                   3529:                  removeFindList -3"
                   3530: 	pack $appearingFrame $buttonFrame.ok -side left
                   3531: 
                   3532: 	button $appearingFrame.stop -text "Stop Creating Print Jobs"\
                   3533: 		-command "stopPrinting"
                   3534: 	set name [file rootname [file tail $gFile ] ].dvi
                   3535: 	button $appearingFrame.print -text \
                   3536: 		"Save.dvi file to $name" \
                   3537: 		-command saveDvi
                   3538: 	trace variable gFile w updateCreateDvi
                   3539: 
                   3540: 	if { $showStopButton } {
                   3541: 	    pack $appearingFrame.stop $appearingFrame.print -side left
                   3542: 	    pack forget $appearingFrame.print
                   3543: 	} else {
                   3544: 	    pack $appearingFrame.stop $appearingFrame.print -side left
                   3545: 	    pack forget $appearingFrame.stop
                   3546: 	}
                   3547: 
                   3548: 	Centre_Dialog $createDviWindow default
                   3549: 	update
                   3550:     } else {
                   3551: 	if { $showStopButton } {
                   3552: 	    pack forget .createDvi.buttonFrame.appearingFrame.print
                   3553: 	    pack .createDvi.buttonFrame.appearingFrame.stop
                   3554: 	} else {
                   3555: 	    pack forget .createDvi.buttonFrame.appearingFrame.stop
                   3556: 	    pack .createDvi.buttonFrame.appearingFrame.print
                   3557: 	}
                   3558: 	if { !$useqzparse } { $gCreateDviText delete 0.0 end }
                   3559:     }
                   3560:         
                   3561:     exec /bin/rm -f quiztemp.dvi 
                   3562:     $gCreateDviText insert end      "$gCapaConfig(latex_command)\n"
                   3563:     $gCreateDviText see end
                   3564:     set createdDvi [ runLatex "pwd ; $gCapaConfig(latex_command) quiztemp.tex < \
                   3565: 	    [file join / dev null ]" gCreateDviText]
                   3566: 
                   3567:     if { ($showXdvi == 1)  && ( $createdDvi == 1 ) } { 
                   3568: 	eval "exec $gCapaConfig(xdvi_command) $gXdviOpt quiztemp.dvi >& /dev/null & "
                   3569:     }
                   3570: 
                   3571:     catch { capaRaise $gParseErrorsText }
                   3572:     set gDonePrinting 1
                   3573:     return $createdDvi
                   3574: }
                   3575: 
                   3576: ###########################################################
                   3577: ###########################################################
                   3578: ###########################################################
                   3579: ###########################################################
                   3580: proc stopPrinting {} {
                   3581:     global gStopPrinting
                   3582:     set gStopPrinting 1
                   3583: }
                   3584: 
                   3585: ###########################################################
                   3586: ###########################################################
                   3587: ###########################################################
                   3588: ###########################################################
                   3589: proc saveDvi { } {
                   3590:     global gFile
                   3591: 
                   3592:     set name [file rootname [ file tail $gFile]].dvi
                   3593:     catch { exec rm -f $name }
                   3594: 
                   3595:     if { [ catch { exec cp quiztemp.dvi $name } ] } {
                   3596: 	displayMessage "Unable to create $name "
                   3597:     } else {
                   3598: 	displayMessage "Created $name "
                   3599:     }
                   3600: }
                   3601: 
                   3602: 
                   3603: ###########################################################
                   3604: ###########################################################
                   3605: ###########################################################
                   3606: ###########################################################
                   3607: proc updateCreateDvi { name1 name2 op } {
                   3608:     global gFile
                   3609: 
                   3610:     set name [file rootname [file tail $gFile ] ].dvi
                   3611:     catch { .createDvi.buttonFrame.appearingFrame.print configure \
                   3612: 	    -text "Save.dvi file to $name" }
                   3613: }
                   3614: ###########################################################
                   3615: ###########################################################
                   3616: ###########################################################
                   3617: ###########################################################
                   3618: proc printWindow {} {
                   3619:     global gPrintSelection gWindowMenu gEditWindow gStopPrinting\
                   3620: 	gSetNumberText gMaxSet gFile gChanged
                   3621: 
                   3622:     set gStopPrinting 0
                   3623:     if { [catch {set gEditWindow}] } { return }
                   3624:     if { ![winfo exists $gEditWindow] } { return }
                   3625: 
                   3626:     if { [winfo exists .print] } { 
                   3627: 	capaRaise .print
                   3628: 	return 
                   3629:     }
                   3630:     if { $gChanged } { if { [askToSave 0 0] == "Cancel" } { return } }
                   3631: 
                   3632:     set print [toplevel .print]
                   3633:     $gWindowMenu add command -label "Print" -command "capaRaise $print"
                   3634:     wm title $print "Select a Print Method"
                   3635:     message $print.msg -text "Please specify a print method." -aspect 10000
                   3636:     set oneSetFrame [frame $print.frame1 -relief groove -borderwidth 4]
                   3637:     set moreSetFrame [frame $print.frame2 -relief groove -borderwidth 4]
                   3638:     set buttonFrame [frame $print.buttons]
                   3639:     pack $print.msg $oneSetFrame $moreSetFrame $buttonFrame -side top 
                   3640:     pack configure $oneSetFrame $moreSetFrame -anchor w -fill x
                   3641:    
1.14      albertel 3642:     set msg2Frame [frame $moreSetFrame.msg2 -relief solid -borderwidth 2]
1.1       albertel 3643:     set infoFrame [frame $moreSetFrame.frame1]
1.14      albertel 3644:     set msg3Frame [frame $moreSetFrame.msg3 -relief solid -borderwidth 2]
                   3645:     set setFrame [frame $moreSetFrame.frame2] 
                   3646:     pack $msg2Frame $setFrame $msg3Frame $infoFrame -anchor w
1.1       albertel 3647:     
                   3648:     if {[catch {set gPrintSelection(sets)}]} {set gPrintSelection(sets) printCur}
                   3649:     if {[catch {set gPrintSelection(type)}]} {set gPrintSelection(type) printSpecific}
                   3650:     if {[catch {set gPrintSelection(setend)}]} {set gPrintSelection(setend) $gSetNumberText}
                   3651:     radiobutton $setFrame.specific -text "Print Current Set ($gSetNumberText)" \
                   3652: 	    -value "printCur" -variable gPrintSelection(sets) 
                   3653:     set scaleFrame [frame $setFrame.scales]
                   3654:     pack $setFrame.specific $scaleFrame -anchor w
                   3655: 
                   3656:     for { set i 1 } { $i <= $gMaxSet } { incr i } {
                   3657: 	if { ! [file exists [file join [file dirname $gFile] records "set$i.db"]] } { break }
                   3658:     }
                   3659:     incr i -1
                   3660:     set gPrintSelection(setend) $gSetNumberText
                   3661:     radiobutton $scaleFrame.range -text "Print Set Range:" \
                   3662: 	    -value "printRange" -variable gPrintSelection(sets) 
                   3663:     scale $scaleFrame.start -from 1 -to $i -variable gPrintSelection(setstart) \
                   3664: 	-orient h 
                   3665:     label $scaleFrame.msg -text "to"
                   3666:     scale $scaleFrame.end -from 1 -to $i -variable gPrintSelection(setend) \
                   3667: 	-orient h 
                   3668:     pack $scaleFrame.range $scaleFrame.start $scaleFrame.msg \
                   3669: 	$scaleFrame.end -side left
                   3670: 
                   3671:     button $buttonFrame.ok -text "Select" -command selectedPrintMethod
                   3672:     button $buttonFrame.cancel -text "Cancel" -command \
                   3673: 	    "destroy .print
                   3674:              removeWindowEntry Print"
                   3675:     bind $print <Destroy> "removeWindowEntry Print"
                   3676:     pack $buttonFrame.ok $buttonFrame.cancel -side left
                   3677:     
1.14      albertel 3678:     set msgFrame [frame $oneSetFrame.msg -relief solid -borderwidth 2]
1.1       albertel 3679:     set currentDviFrame [frame $oneSetFrame.currentDvi]
                   3680:     set currentPreviewFrame [frame $oneSetFrame.currentPreview]
                   3681:     set randomFrame [frame $oneSetFrame.random]
                   3682:     set specificFrame [frame $infoFrame.specific]
                   3683:     set sectionFrame [frame $infoFrame.section]
                   3684:     set multSectionFrame [frame $infoFrame.multsection]
                   3685:     set wholeClassFrame [frame $infoFrame.wholeClass]
1.14      albertel 3686:     pack $msgFrame $currentDviFrame $currentPreviewFrame $randomFrame $specificFrame \
1.1       albertel 3687: 	    $sectionFrame $multSectionFrame $wholeClassFrame -anchor w \
                   3688: 	    -side top
                   3689:     pack configure $specificFrame -expand true -fill both
1.14      albertel 3690: 
                   3691:     label $msgFrame.msg -text "Select:"
                   3692:     pack $msgFrame.msg -anchor w
                   3693:     label $msg2Frame.msg -text "Or Select:"
                   3694:     pack $msg2Frame.msg -anchor w
                   3695:     label $msg3Frame.msg -text "For:"
                   3696:     pack $msg3Frame.msg -anchor w
1.1       albertel 3697: 
                   3698:     radiobutton $currentDviFrame.currentDvi -text "Print current .dvi" \
                   3699: 	    -value "printCurrentDvi" -variable gPrintSelection(type) 
                   3700:     pack $currentDviFrame.currentDvi -side left 
                   3701: 
                   3702:     radiobutton $randomFrame.random -text \
                   3703: 	    "Randomly select one student from section:" \
                   3704: 	    -value "printRandom" -variable gPrintSelection(type) 
                   3705:     entry $randomFrame.entry -textvariable gPrintSelection(random)  -width 3 \
                   3706: 	-validate key -validatecommand "limitEntry %W 3 number %P"
                   3707:     pack $randomFrame.random $randomFrame.entry -side left 
                   3708: 
                   3709:     radiobutton $specificFrame.specific -text "Specify the student by:" \
                   3710: 	-value "printSpecific" -variable gPrintSelection(type) 
                   3711:     set studentNumber [frame $specificFrame.studentNumber]
                   3712:     set fullName [frame $specificFrame.fullName]
                   3713:     pack $specificFrame.specific $studentNumber $fullName -side top
                   3714:     pack configure $specificFrame.specific -anchor w
                   3715:     pack configure $studentNumber $fullName -anchor e
                   3716: 
                   3717:     radiobutton $sectionFrame.section -text "Print section" \
                   3718: 	-value "printSection" -variable gPrintSelection(type) 
                   3719:     entry $sectionFrame.entry -textvariable gPrintSelection(section)  -width 3 \
                   3720: 	-validate key -validatecommand "limitEntry %W 3 number %P"
                   3721:     pack $sectionFrame.section $sectionFrame.entry -side left
                   3722: 
                   3723:     radiobutton $multSectionFrame.section -text "Print multiple sections" \
                   3724: 	-value "printMultipleSections" -variable gPrintSelection(type) 
                   3725:     pack $multSectionFrame.section -side left
                   3726: 
                   3727:     radiobutton $wholeClassFrame.wholeClass -text "Print whole class." \
                   3728: 	-value "printWholeClass" -variable gPrintSelection(type) 
                   3729:     pack $wholeClassFrame.wholeClass -side left
                   3730:     
1.10      albertel 3731:     message $studentNumber.msg -text "Student Number: "  -aspect 10000
1.1       albertel 3732:     entry $studentNumber.entry -textvariable gPrintSelection(studentNumber) -width 9 \
                   3733: 	-validate key -validatecommand "limitEntry %W 9 any %P"
                   3734:     pack $studentNumber.msg $studentNumber.entry -side left
                   3735: 
                   3736:     message $fullName.msg -text "Student Name: "  -aspect 10000 
                   3737:     entry $fullName.entry -textvariable gPrintSelection(studentName) -width 30 \
                   3738: 	-validate key -validatecommand "limitEntry %W 30 any %P"
                   3739:     pack $fullName.msg $fullName.entry -side left
                   3740: 
                   3741:     trace variable gPrintSelection(studentNumber) w \
                   3742: 	"global gPrintSelection; set gPrintSelection(type) printSpecific ;#"
                   3743:     trace variable gPrintSelection(studentName) w \
                   3744: 	"global gPrintSelection; set gPrintSelection(type) printSpecific ;#"
                   3745: 
                   3746: #    puts "trace info:[trace vinfo gPrintSelection(studentNumber)]"
                   3747: 
                   3748:     bind $studentNumber.entry <KeyPress-Return> \
                   3749: 	"fillInStudent gPrintSelection(studentName) gPrintSelection(studentNumber) 0"
                   3750:     bind $fullName.entry <KeyPress-Return> \
                   3751: 	"fillInStudent gPrintSelection(studentName) gPrintSelection(studentNumber) 1"
                   3752: 
                   3753: 
                   3754:     #Disable the entry boxes that are not selected, and enable the 
                   3755:     #ones that are
                   3756: #    $specificFrame.specific configure -command "
                   3757: #           $studentNumber.entry configure -state normal
                   3758: #           $fullName.entry configure -state normal"
                   3759: #    $randomFrame.random configure -command "
                   3760: #           $studentNumber.entry configure -state disabled
                   3761: #           $fullName.entry configure -state disabled"    
                   3762: 
                   3763:     #If the window had been called up before we need to check the state
                   3764:     #of the variable and disable/enable the correct enry boxes
                   3765: #    if { $gPrintSelection(type) == "printSpecific" } {
                   3766: #	   $studentNumber.entry configure -state normal
                   3767: #           $fullName.entry configure -state normal
                   3768: #    } 
                   3769: #    if { $gPrintSelection(type) == "printRandom" } {
                   3770: #           $studentNumber.entry configure -state disabled
                   3771: #           $fullName.entry configure -state disabled
                   3772: #    } 
                   3773:     
                   3774:     Centre_Dialog $print default
                   3775: }
                   3776: 
                   3777: proc selectedPrintMethod {} {
                   3778:     global gStopPrinting gPrintSelection gStudentSelection
                   3779:     
                   3780:     switch $gPrintSelection(type) {
                   3781: 	printSpecific {
                   3782: 	    if { $gPrintSelection(studentNumber) == "" } {
                   3783: 		displayError "You must specify a student number."
                   3784: 		return
                   3785: 	    }
                   3786: 	}
                   3787: 	printSection {
                   3788: 	    if { $gPrintSelection(section)== "" } {
                   3789: 		displayError "You must specify a section."
                   3790: 		return
                   3791: 	    }
                   3792: 	}
                   3793: 	default {}
                   3794:     }
                   3795: 	
                   3796:     destroy .print
                   3797:     removeWindowEntry Print
                   3798:     [set gPrintSelection(type)]
                   3799:     set gStopPrinting 0 
                   3800: }
                   3801: 
                   3802: ###########################################################
                   3803: # createCreateDviWin
                   3804: ###########################################################
                   3805: ###########################################################
                   3806: ###########################################################
                   3807: proc createCreateDviWin {} { 
                   3808:     global gWindowMenu gFile gCreateDviText
                   3809:     if { ![winfo exists .createDvi] } {
                   3810: 	set createDviWindow [toplevel .createDvi]
                   3811: 	$gWindowMenu add command -label "CreateDvi" -command \
                   3812: 		"capaRaise $createDviWindow"
                   3813: 	wm title $createDviWindow "LaTeX Output"
                   3814: 
                   3815: 	set windowFrame [frame $createDviWindow.windowFrame]
                   3816: 	set buttonFrame [frame $createDviWindow.buttonFrame]
                   3817: 	
                   3818: 	pack $windowFrame $buttonFrame -side bottom
                   3819: 	pack configure $windowFrame -expand true -fill both
                   3820: 	pack configure $buttonFrame -anchor e
                   3821: 
                   3822: 	scrollbar $windowFrame.scroll -orient vertical -command \
                   3823: 		"$windowFrame.text yview"
                   3824: 	set gCreateDviText [text $windowFrame.text -yscrollcommand \
                   3825: 		"$windowFrame.scroll set" -wrap char -height 40]
                   3826: 	
                   3827: 	pack $windowFrame.scroll $gCreateDviText -side left -expand 0
                   3828: 	pack configure $windowFrame.scroll -expand 0 -fill y
                   3829: 	pack configure $gCreateDviText -expand true -fill both
                   3830: 	
                   3831: 	set appearingFrame [frame $buttonFrame.appearingFrame]
                   3832: 	button $buttonFrame.ok -text Dismiss -command \
                   3833: 	    "checkDestroyPrint $createDviWindow"
                   3834: 	wm protocol $createDviWindow WM_DELETE_WINDOW \
                   3835: 	    "checkDestroyPrint $createDviWindow"
                   3836: 	pack $appearingFrame $buttonFrame.ok -side left
                   3837: 
                   3838: 	button $appearingFrame.stop -text "Stop Creating Print Jobs"\
                   3839: 		-command "stopPrinting"
                   3840: 	set name [file rootname [file tail $gFile ] ].dvi
                   3841: 	button $appearingFrame.print -text \
                   3842: 		"Save.dvi file to $name" \
                   3843: 		-command saveDvi
                   3844: 	trace variable gFile w updateCreateDvi
                   3845: 
                   3846: 	pack $appearingFrame.stop $appearingFrame.print -side left
                   3847: 	pack forget $appearingFrame.print
                   3848: 
                   3849: 	Centre_Dialog $createDviWindow default
                   3850: 	update
                   3851:     } else {
                   3852: 	pack forget .createDvi.buttonFrame.appearingFrame.print
                   3853: 	pack .createDvi.buttonFrame.appearingFrame.stop
                   3854:     }
                   3855: }
                   3856: 
                   3857: ###########################################################
                   3858: # printBody
                   3859: ###########################################################
                   3860: # sends the file quiztemp.ps to the printer through lpr using
                   3861: # the option foud in gLprCommand
                   3862: ###########################################################
1.10      albertel 3863: # Arguments: lprCommand - actual command to be run to print
                   3864: #            showCompletionMessage - (defaults to 1 true)
                   3865: #                      controls whether the print complete 
                   3866: #                      message gets shown
1.1       albertel 3867: # Returns: Nothing
                   3868: # Globals: gCapaConfig -
                   3869: #          gStopPrinting -
                   3870: # Files: quiztemp.ps - file containg info to print (removed)
                   3871: ###########################################################
1.10      albertel 3872: proc printBody { lprCommand { showCompletionMessage 1 } } {
1.1       albertel 3873:     global gCapaConfig gStopPrinting gDonePrinting
                   3874: 
                   3875:     set errorMsg ""
1.15      albertel 3876:     set error [ catch {eval exec $gCapaConfig(dvips_command) quiztemp.dvi \
1.1       albertel 3877: 	    -o quiztemp.ps >& /dev/null} errorMsg ]
                   3878:     if { $error } {
                   3879: 	displayError \
1.12      albertel 3880: 		"When attempting to run dvips an error occurred : $errorMsg"
1.1       albertel 3881: 	return 1
                   3882:     }
                   3883: 
                   3884:     if { $gStopPrinting } {
                   3885: 	displayMessage "Printing has been stopped."
                   3886: 	set gStopPrinting 0
                   3887: 	set gDonePrinting 1
                   3888: 	return 1
                   3889:     }
                   3890: 
                   3891:     set errorMsg
                   3892:     set error [catch {set returnMessage [eval "exec $lprCommand"] } errorMsg ]
                   3893:     
                   3894:     if { $error == 1 } {
1.12      albertel 3895:         displayError "When attempting to print an error occurred : $errorMsg"
1.1       albertel 3896: 	return 1
                   3897:     } else {
                   3898: 	if { $showCompletionMessage } {
                   3899: 	    displayMessage "Print job sent to the printer.\n $returnMessage"
                   3900: 	}
                   3901:     }
                   3902:     
                   3903:     return 0
                   3904: }
                   3905: 
                   3906: 
                   3907: 
                   3908: ###########################################################
                   3909: ###########################################################
                   3910: ###########################################################
                   3911: ###########################################################
                   3912: proc printCurrentDvi {} {
                   3913: 
                   3914:     set lprCommand [getLprCommand quiztemp.ps]
                   3915: 
                   3916:     if {$lprCommand == ""} { 
                   3917: 	displayError "You must at least specify a print queue for lpr. \
                   3918: 		Nothing printed."
                   3919: 	return 
                   3920:     }
                   3921: 
                   3922:     if {$lprCommand == "Cancel"} { 
                   3923: 	return
                   3924:     }
                   3925:     
                   3926:     printBody $lprCommand
                   3927:     
                   3928:     return 0
                   3929: }
                   3930: 
                   3931: ###########################################################
                   3932: ###########################################################
                   3933: ###########################################################
                   3934: ###########################################################
                   3935: proc printCurrentPreview {} {
                   3936: 
                   3937:     set lprCommand [getLprCommand quiztemp.ps]
                   3938: 
                   3939:     if {$lprCommand == ""} { 
                   3940: 	displayError "You must at least specify a print queue for lpr. \
                   3941: 		Nothing printed."
                   3942: 	return 
                   3943:     }
                   3944: 
                   3945:     if {$lprCommand == "Cancel"} { 
                   3946: 	return
                   3947:     }
                   3948: 
                   3949:     if { [createDvi 0] == 2 } {
                   3950: 	displayMessage "Printing has been stopped"
                   3951:     }
                   3952: 
                   3953:     printBody $lprCommand
                   3954: 
                   3955:     return 0
                   3956: }
                   3957: 
                   3958: ###########################################################
                   3959: ###########################################################
                   3960: ###########################################################
                   3961: ###########################################################
                   3962: proc printRandom {} {
                   3963:     global gStudentSelection gPrintSelection
                   3964:     
                   3965:     set lprCommand [getLprCommand quiztemp.ps]
                   3966: 
                   3967:     if {$lprCommand == ""} { 
                   3968: 	displayError "You must at least specify a print queue for lpr. \
                   3969: 		Nothing printed."
                   3970: 	return 
                   3971:     }
                   3972: 
                   3973:     if {$lprCommand == "Cancel"} { 
                   3974: 	return
                   3975:     }
                   3976: 
                   3977:     set type $gStudentSelection(type)
                   3978:     set random $gStudentSelection(random)
                   3979: 
                   3980:     set gStudentSelection(type) Random
                   3981:     set gStudentSelection(random) $gPrintSelection(random)
                   3982: 
                   3983:     if { [createDvi 0 1] == 2 } {
                   3984: 	displayMessage "Printing has been stopped"
                   3985:     }
                   3986: 
                   3987:     printBody $lprCommand
                   3988: 
                   3989:     set gStudentSelection(type) $type
                   3990:     set gStudentSelection(random) $random
                   3991:     
                   3992:     return 0
                   3993: }
                   3994: 
                   3995: ###########################################################
                   3996: ###########################################################
                   3997: ###########################################################
                   3998: ###########################################################
                   3999: proc printSpecific {} {
                   4000:     global gStudentSelection gPrintSelection
                   4001:     
                   4002:     set lprCommand [getLprCommand quiztemp.ps]
                   4003: 
                   4004:     if {$lprCommand == ""} { 
                   4005: 	displayError "You must at least specify a print queue for lpr. \
                   4006: 		Nothing printed."
                   4007: 	return 
                   4008:     }
                   4009: 
                   4010:     if {$lprCommand == "Cancel"} { 
                   4011: 	return
                   4012:     }
                   4013: 
                   4014:     set type $gStudentSelection(type)
                   4015:     set studentNumber $gStudentSelection(studentNumber)
                   4016: 
                   4017:     set gStudentSelection(type) Specific
                   4018:     set gStudentSelection(studentNumber) $gPrintSelection(studentNumber)
                   4019: 
                   4020:     if { [createDvi 0 1 1] == 2 } {
                   4021: 	displayMessage "Printing has been stopped"
                   4022:     }
                   4023: 
                   4024:     printBody $lprCommand
                   4025: 
                   4026:     set gStudentSelection(type) $type
                   4027:     set gStudentSelection(studentNumber) $studentNumber
                   4028:     
                   4029:     return 0
                   4030: }
                   4031: 
                   4032: ###########################################################
                   4033: ###########################################################
                   4034: ###########################################################
                   4035: ###########################################################
                   4036: proc printStudent { studentNumber } {
                   4037:     global gStudentSelection gStopPrinting gDonePrinting
                   4038:     
                   4039:     set type $gStudentSelection(type)
                   4040:     set studentNumberOld $gStudentSelection(studentNumber)
                   4041: 
                   4042:     set gStudentSelection(type) Specific
                   4043:     set gStudentSelection(studentNumber) $studentNumber
                   4044: 
                   4045:     set createdDvi [createDvi 0 1]
                   4046: 
                   4047:     if { $createdDvi == 1 } { printBody } else { 
                   4048: 	displayMessage "Printing has been stopped"
                   4049: 	set gStopPrinting 0
                   4050: 	set gDonePrinting 1
                   4051:     }
                   4052:     
                   4053:     set gStudentSelection(type) $type
                   4054:     set gStudentSelection(studentNumber) $studentNumberOld
                   4055: 
                   4056:     return 0
                   4057: }
                   4058: 
                   4059: proc checkDestroyPrint { createDviWindow } {
                   4060:     global gDonePrinting
                   4061:     if { !$gDonePrinting } {
                   4062: 	if { [makeSure "Do you really wish to stop printing?"] == "Yes" } {
                   4063: 	    global gStopPrinting 
                   4064: 	    set gStopPrinting 1
                   4065: 	    after 1000 "destroyPrint $createDviWindow"
                   4066: 	}
                   4067: 	return
                   4068:     }
                   4069:     destroyPrint $createDviWindow
                   4070: }
                   4071: 
                   4072: proc destroyPrint { createDviWindow } {
                   4073:     trace vdelete gFile w updateCreateDvi
                   4074:     destroy $createDviWindow
                   4075:     removeWindowEntry CreateDvi
                   4076: }
                   4077: 
                   4078: ###########################################################
                   4079: ###########################################################
                   4080: ###########################################################
                   4081: ###########################################################
                   4082: proc setupSetsToPrint { setVar startVar endVar {checkForHeader 1}} {
                   4083:     global gPrintSelection gSetNumberText gLoadHeaderSet 
                   4084:     upvar $setVar set $startVar start $endVar end
                   4085:     if { $gPrintSelection(sets) == "printRange" } {
                   4086: 	set start $gPrintSelection(setstart)
                   4087: 	set end $gPrintSelection(setend)
                   4088: 	set set "$start:$end"
                   4089: 	set errors ""
                   4090: 	for {set i $start}  {$i <= $end} {incr i} {
                   4091: 	    set gLoadHeaderSet $i
                   4092: 	    if {[catch {getHeaderInfo}]} { append errors ", $i" }
                   4093: 	}
                   4094: 	if { $checkForHeader && $errors != "" } {
                   4095: 	    set errors [string range $errors 1 end]
                   4096: 	    if { [llength $errors] > 1 } { 
                   4097: 		set errors "s$errors" 
                   4098: 		set errors [linsert $errors [expr [llength $errors] - 1] and]
                   4099: 	    }
                   4100: 	    displayError "DB header has not yet been set for set$errors. Please set the DB Header before printing Sections."
                   4101: 	    return 1
                   4102: 	}
                   4103:     } else {
                   4104: 	set start [set end [set set $gSetNumberText]]
                   4105: 	set gLoadHeaderSet $gSetNumberText
                   4106: 	if {$checkForHeader && [catch {getHeaderInfo}]} {
                   4107: 	    displayError "DB header has not yet been set. Please set the DB Header before printing Sections."
                   4108: 	    return 1
                   4109: 	}
                   4110:     }
                   4111: }
                   4112: 
                   4113: ###########################################################
                   4114: ###########################################################
                   4115: ###########################################################
                   4116: ###########################################################
                   4117: proc printSection { { lprCommand "" } } {
                   4118:     global gPrintSelection gCapaConfig gSetNumberText gWindowMenu \
                   4119: 	gCreateDviText gStopPrinting gPrefs gFile gDonePrinting \
                   4120: 	gLoadHeaderSet
                   4121: 
                   4122:     set gDonePrinting 0
                   4123:     set showStopping 0
                   4124: 
                   4125:     if { [setupSetsToPrint set start end] == 1 } { return 1}
                   4126:     if { $lprCommand == "" } {
                   4127: 	set showStopping 1
                   4128: 	set lprCommand [getLprCommand quiztemp.ps]
                   4129: 	if { $lprCommand == "" } {
                   4130: 	    displayError "Print command was empty, unable to print."
                   4131: 	    return 1
                   4132: 	}
                   4133: 	if {$lprCommand == "Cancel" } {
                   4134: 	    return 1
                   4135: 	}
                   4136:     }
                   4137: 
                   4138:     createCreateDviWin
                   4139:     
                   4140:     grab .createDvi
                   4141: 
                   4142:     $gCreateDviText delete 0.0 end
                   4143: 
                   4144:     switch $gPrefs(info) {
                   4145: 	Problem	{ set type "-T" }
                   4146: 	Answer	{ set type "-Ta" }
                   4147: 	ProblemAnswer { set type "-Tb" }
                   4148: 	default	{ set type "-T"	}
                   4149:     }
                   4150: 
1.8       albertel 4151:     set prSection [string trimleft $gPrintSelection(section) 0]
                   4152: 
1.1       albertel 4153:     if { [set gStopPrinting [expr 2 == [runLatex \
                   4154: 	    "echo [pwd] | $gCapaConfig(qzparse_command) \
1.8       albertel 4155: 	    -sec $prSection -set $set \
1.1       albertel 4156: 	    -d [pwd] -c [pwd] $type " gCreateDviText] ] ] } {
                   4157: 	for {set i $start} { $i <= $end} { incr i } {
1.8       albertel 4158: 	    exec rm -f section$prSection-set$i.tex 
1.1       albertel 4159: 	}
                   4160: 	if {$showStopping} {
                   4161: 	    displayMessage "Printing has been stopped."
                   4162: 	    set gDonePrinting 1
                   4163: 	    set gStopPrinting 0
                   4164: 	}
                   4165: 	return 1
                   4166:     }
                   4167:     if { $gStopPrinting } {
                   4168: 	displayMessage "Printing has been stopped."
                   4169: 	set gDonePrinting 1
                   4170: 	set gStopPrinting 0
                   4171: 	return 1
                   4172:     }
                   4173: 
                   4174:     for { set i $start} { $i <= $end } { incr i } {
1.8       albertel 4175: 	if { ! [file exists section$prSection-set$i.tex] } {
1.1       albertel 4176: 	    if {$showStopping} {
                   4177: 		displayError "The qzparse command: $gCapaConfig(qzparse_command), was unable to produce the expected output. Printing stopped"
                   4178: 		set gStopPrinting 0
                   4179: 		set gDonePrinting 1
                   4180: 	    }
                   4181: 	    return 2
                   4182: 	}
                   4183: 	
1.8       albertel 4184: 	exec mv section$prSection-set$i.tex quiztemp.tex
1.1       albertel 4185: 	exec /bin/rm -f quiztemp.dvi 
                   4186: 
                   4187: 	$gCreateDviText insert end "$gCapaConfig(latex_command)\n"
                   4188: 	$gCreateDviText see end 
                   4189: 	
                   4190: 	if { [set gStopPrinting [ expr 2 == [runLatex \
                   4191: 	    "pwd ; $gCapaConfig(latex_command) \
                   4192: 	    quiztemp.tex < [file join / dev null ]" gCreateDviText ] ] ] } {
                   4193: 	    if {$showStopping} {
                   4194: 		displayError "The LaTeX command: $gCapaConfig(latex_command), was unable to produce the expected output. Printing stopped"
                   4195: 		set gStopPrinting 0
                   4196: 		set gDonePrinting 1
                   4197: 	    }
                   4198: 	    return 1
                   4199: 	}
                   4200: 
                   4201: 	if { $gStopPrinting } {
                   4202: 	    displayMessage "Printing has been stopped."
                   4203: 	    set gDonePrinting 1
                   4204: 	    set gStopPrinting 0
                   4205: 	    return 1
                   4206: 	}
                   4207: 
                   4208: 	set a [expr ($showStopping) && ($end == $i)]
                   4209: 	if { [set gStopPrinting [printBody $lprCommand $a ] ] } {
                   4210: 	    if {$showStopping} {
                   4211: 		displayMessage "Printing has been stopped."
                   4212: 		set gDonePrinting 1
                   4213: 		set gStopPrinting 0
                   4214: 	    }
                   4215: 	    return 1
                   4216: 	}
                   4217: 	if { $gStopPrinting } {
                   4218: 	    displayMessage "Printing has been stopped."
                   4219: 	    set gDonePrinting 1
                   4220: 	    set gStopPrinting 0
                   4221: 	    return 1
                   4222: 	}
                   4223:     }
                   4224: 
                   4225:     set gDonePrinting 1
                   4226:     return 0
                   4227: }
                   4228: 
                   4229: ###########################################################
                   4230: ###########################################################
                   4231: ###########################################################
                   4232: ###########################################################
                   4233: proc printMultipleSections { } {
                   4234:     global gPrintSelection gCapaConfig gSetNumberText gWindowMenu \
                   4235: 	    gCreateDviText gStopPrinting gPrefs gDonePrinting
                   4236:     
                   4237:     #checks if the DB Header is set
                   4238:     if { [setupSetsToPrint set start end] == 1 } { return 1}
                   4239: 
                   4240:     set sectionList [ getExistingSections ]
                   4241:     set sectionsToPrint [ pickSections $sectionList "Select Sections to Print:" ]
                   4242: 
                   4243:     if { $sectionsToPrint == "" } {
                   4244: 	displayMessage "No sections selected, therefore nothing was printed."
                   4245: 	return 1
                   4246:     }
                   4247:     if { $sectionsToPrint == "Cancel" } {
                   4248: 	return 1
                   4249:     }
                   4250: 
                   4251:     set lprCommand [getLprCommand quiztemp.ps]
                   4252:     if { $lprCommand == "" } {
                   4253: 	displayError "Print command was empty, unable to print."
                   4254: 	return 1
                   4255:     }
                   4256:     if {$lprCommand == "Cancel" } {
                   4257: 	return 1
                   4258:     }
                   4259: 
                   4260:     if { [makeSure "You have selected to print $gPrefs(info)s for sections: [string trim $sectionsToPrint], using the print command \"$lprCommand\", continue?"] == "Cancel" } {
                   4261: 	return 1
                   4262:     }
                   4263: 
                   4264:     foreach section $sectionsToPrint {
                   4265: 	set gDonePrinting 0
                   4266: 	set gPrintSelection(section) $section
                   4267: 	if { [set gStopPrinting [printSection $lprCommand] ] } {
                   4268: 	    set gDonePrinting 0
                   4269: 	    if { $gStopPrinting == 2 } {
                   4270: 		displayError "The qzparse command: $gCapaConfig(qzparse_command), was unable to produce the expected output. Printing stopped"
                   4271: 	    } else {
                   4272: 		displayMessage "Printing has been stopped."
                   4273: 	    }
                   4274: 	    set gDonePrinting 1
                   4275: 	    return 1
                   4276: 	}
                   4277: 	if { $gStopPrinting } {
                   4278: 	    displayMessage "Printing has been stopped."
                   4279: 	    set gStopPrinting 0
                   4280: 	    set gDonePrinting 1
                   4281: 	    return 1
                   4282: 	}
                   4283:     }
                   4284:     set gDonePrinting 1
                   4285:     displayMessage "Print jobs sent to the printer."
                   4286:     return 0
                   4287: }
                   4288: 
                   4289: ###########################################################
                   4290: ###########################################################
                   4291: ###########################################################
                   4292: ###########################################################
                   4293: proc printWholeClass { } {
                   4294:     global gPrintSelection gCapaConfig gSetNumberText gWindowMenu \
                   4295: 	    gCreateDviText gStopPrinting gPrefs gDonePrinting
                   4296:     
                   4297:     if {[catch {getHeaderInfo}]} {
                   4298: 	displayError "DB header has not yet been set, Please set DB Header before printing Sections."
                   4299: 	return 1
                   4300:     }
                   4301:     set sectionsToPrint [ getExistingSections ]
                   4302: 
                   4303:     if { $sectionsToPrint == "" } {
                   4304: 	displayMessage "No sections exist, therefore nothing was printed."
                   4305: 	return 1
                   4306:     }
                   4307: 
                   4308:     set lprCommand [getLprCommand quiztemp.ps]
                   4309: 
                   4310:     if { $lprCommand == "" } {
                   4311: 	displayError "Print command was empty, unable to print."
                   4312: 	return 1
                   4313:     }
                   4314:     if {$lprCommand == "Cancel" } {
                   4315: 	return 1
                   4316:     }
                   4317: 
                   4318:     if { [makeSure "You have selected to print $gPrefs(info)s for the entire class of [llength $sectionsToPrint] sections, using the print command $lprCommand, continue?"] == "Cancel" } {
                   4319: 	return 1
                   4320:     }
                   4321: 
                   4322:     foreach section $sectionsToPrint {
                   4323: 	set section [lindex $section 0]
                   4324: 	set gPrintSelection(section) $section
                   4325: 	set gStopPrinting [printSection $lprCommand]
                   4326: 	if { $gStopPrinting } {
                   4327: 	    if { $gStopPrinting == 2 } {
                   4328: 		displayError "$gCapaConfig(qzparse_command) was unable to produce the expected output. Printing stopped"
                   4329: 	    } else {
                   4330: 		displayMessage "Printing has been stopped."
                   4331: 	    }
                   4332: 	    set gDonePrinting 1
                   4333: 	    set gStopPrinting 0
                   4334: 	    return 1
                   4335: 	}
                   4336:     }
                   4337:     set gDonePrinting 1
                   4338:     displayMessage "Print jobs sent to the printer."
                   4339:     return 0
                   4340: }
                   4341: 
                   4342: ###########################################################
                   4343: # analyzeSet
                   4344: ###########################################################
                   4345: ###########################################################
                   4346: ###########################################################
                   4347: proc analyzeSet {} {
                   4348:     global gChanged gWindowMenu gEditWindow gAnalyze gSetNumberText gNumberParsedText
                   4349: 
                   4350:     if { [catch {winfo exists $gEditWindow}] } { return }
                   4351:     if { ![ winfo exists $gEditWindow ] } { return }
                   4352:     if { $gChanged } { if { [askToSave 0 0] == "Cancel" } { return } }
                   4353:     if { [winfo exists .analyzeSet] } { 
                   4354: 	capaRaise .analyzeSet
                   4355: 	return
                   4356:     }
                   4357: 
                   4358:     set analyze [toplevel .analyzeSet]
                   4359:     $gWindowMenu add command -label "AnalyzeSet" \
                   4360: 	    -command "capaRaise $analyze"
                   4361:     wm title $analyze "Analyze Set"
                   4362:     
                   4363:     set settingsFrame [frame $analyze.settingsFrame]
                   4364:     set dataFrame [frame $analyze.dataFrame]
                   4365:     pack $settingsFrame $dataFrame -side top
                   4366: 
                   4367:     set classFrame [frame $settingsFrame.classFrame]
                   4368:     set setFrame [frame $settingsFrame.setFrame]
                   4369:     set probFrame [frame $settingsFrame.probFrame]
                   4370:     set statusFrame [frame $settingsFrame.statusFrame]
                   4371:     set statusBar [frame $settingsFrame.statusBar]
                   4372:     set buttonFrame [frame $settingsFrame.buttonFrame]
                   4373:     pack $classFrame $setFrame $probFrame $statusFrame $statusBar $buttonFrame \
                   4374: 	-side top
                   4375:     
                   4376:     set canvasFrame [frame $dataFrame.canvasFrame]
                   4377:     set numberFrame [frame $dataFrame.numberFrame]
                   4378:     pack $canvasFrame $numberFrame -side top
                   4379: 
                   4380:     set gAnalyze(class) [pwd]
                   4381:     label $classFrame.label -textvariable gAnalyze(class)
                   4382:     pack $classFrame.label
                   4383:     
                   4384:     set gAnalyze(set) $gSetNumberText
                   4385:     label $setFrame.lbl -text "Set number:"
                   4386:     label $setFrame.set -textvariable gAnalyze(set)
                   4387: #    button $setFrame.change -text "Change" -command analyzeChangeSet
                   4388:     pack $setFrame.lbl $setFrame.set -side left
                   4389: 
                   4390:     if { [set gAnalyze(maxprob) $gNumberParsedText] == "" } { set gAnalyze(maxprob) 1 }
                   4391:     
                   4392:     label $probFrame.label -text "Problem Number :"
                   4393:     set gAnalyze(scale) [scale $probFrame.problem \
                   4394: 			     -from 1 -to $gAnalyze(maxprob) \
                   4395: 			     -variable gAnalyze(prob) -command analyzeUpdate \
                   4396: 			     -orient h -length 150 -tickinterval 1]
                   4397:     pack $probFrame.label $probFrame.problem -side left
                   4398: 
                   4399:     set gAnalyze(status) ""
                   4400:     label $statusFrame.label -text "Status:" 
                   4401:     label $statusFrame.status -textvariable gAnalyze(status)
                   4402:     pack $statusFrame.label $statusFrame.status -side left
                   4403: 
                   4404:     set gAnalyze(statcanvas) [canvas $statusBar.canvas -width 200 -height 20]
                   4405:     pack $statusBar.canvas
                   4406:     $gAnalyze(statcanvas) create rectangle 1 1 199 19 -outline black
                   4407:     set gAnalyze(bar) [$gAnalyze(statcanvas) create rectangle 1 1 1 19 -fill red -outline black]
                   4408: 
                   4409:     button $buttonFrame.class -text "Run Class" -command "analyzeClass 1"
                   4410:     button $buttonFrame.random -text "Run Random" -command analyzeRandom
                   4411:     button $buttonFrame.stop -text "Stop" -command analyzeStop
                   4412:     button $buttonFrame.close -text "Dismiss" -comman analyzeClose
                   4413:     pack $buttonFrame.class $buttonFrame.random $buttonFrame.stop \
                   4414: 	$buttonFrame.close -side left
                   4415:     
                   4416:     set gAnalyze(canvaswidth) 600
                   4417:     set gAnalyze(canvas) [canvas $canvasFrame.canvas -width $gAnalyze(canvaswidth) \
                   4418: 			      -height 100]
                   4419:     pack $gAnalyze(canvas)
                   4420:     
                   4421:     set hiFrame [frame $numberFrame.hiFrame]
                   4422:     set lowFrame [frame $numberFrame.lowFrame]
                   4423:     set uniqFrame [frame $numberFrame.uniqFrame]
                   4424:     pack $lowFrame $hiFrame $uniqFrame -side left
                   4425:     pack configure $hiFrame -anchor e
                   4426:     pack configure $lowFrame -anchor w
                   4427: 
                   4428:     label $hiFrame.label -text "High End:"
                   4429:     label $hiFrame.num -textvariable gAnalyze(highnum)
                   4430:     pack $hiFrame.label $hiFrame.num -side left
                   4431: 
                   4432:     label $lowFrame.label -text "Low End:"
                   4433:     label $lowFrame.num -textvariable gAnalyze(lownum)
                   4434:     pack $lowFrame.label $lowFrame.num -side left
                   4435: 
                   4436:     label $uniqFrame.label -text "Num. Unique:"
                   4437:     label $uniqFrame.num -textvariable gAnalyze(numuniq)
                   4438:     pack $uniqFrame.label $uniqFrame.num -side left
                   4439: 
                   4440:     set gAnalyze(studentNumbers) [getStudentNumbers]
                   4441:     set gAnalyze(exit) 0
                   4442: }
                   4443: 
                   4444: ###########################################################
                   4445: # analyzeClass
                   4446: ###########################################################
                   4447: ###########################################################
                   4448: ###########################################################
                   4449: proc analyzeClass { {start 1} } {
                   4450:     global gAnalyze gCapaConfig
                   4451:     if { $gAnalyze(studentNumbers)=="" } { return }
                   4452:     if { $start } { 
                   4453: 	set gAnalyze(toprocess) $gAnalyze(studentNumbers) 
                   4454: 	set gAnalyze(stop) 0
                   4455: 	set gAnalyze(update) 1
                   4456: 	set gAnalyze(done) 0
                   4457: 	set gAnalyze(total) [expr [llength $gAnalyze(toprocess)]/3]
                   4458: 	foreach name [array names gAnalyze *.\[alhu\]*] { unset gAnalyze($name) }
                   4459:     }
                   4460:     set number [lindex $gAnalyze(toprocess) 0]
                   4461:     set name [lindex $gAnalyze(toprocess) 1]
                   4462:     set section [lindex $gAnalyze(toprocess) 2]
                   4463:     set gAnalyze(toprocess) [lrange $gAnalyze(toprocess) 3 end]
1.11      albertel 4464:     set command "$gCapaConfig(answers_command) $number \"$name\" 0 $gAnalyze(set)"
1.1       albertel 4465:     set fileId [open "|$command" "r"]
                   4466:     set gAnalyze(pid) [pid $fileId]
                   4467:     fconfigure $fileId -blocking 0
                   4468:     fileevent $fileId readable "analyzeLine $fileId"
                   4469:     set gAnalyze(status) "Processing $number"
                   4470:     incr gAnalyze(done)
                   4471:     $gAnalyze(statcanvas) coords $gAnalyze(bar) 1 1 [expr 200*($gAnalyze(done)/double($gAnalyze(total)))] 19
                   4472:     update idletasks
                   4473: }
                   4474: 
                   4475: ###########################################################
                   4476: # analyzeEatQuestion
                   4477: ###########################################################
                   4478: ###########################################################
                   4479: ###########################################################
                   4480: proc analyzeEatQuestion { fileId } {
                   4481:     global gAnalyze 
                   4482:     if { $gAnalyze(exit) } { 
                   4483: 	fileevent $fileId readable ""
                   4484: 	catch {close $fileId}
                   4485: 	return
                   4486:     }
                   4487:     set aline [gets $fileId]
                   4488:     if { $aline != "" } {
                   4489: 	switch -- [lindex [split $aline :] 0] {
                   4490: 	    EQES { fileevent $fileId readable "analyzeLine $fileId" }
                   4491: 	}
                   4492:     }
                   4493:     if { [eof $fileId] } { analyzeEnd $fileId }
                   4494: }
                   4495: 
                   4496: ###########################################################
                   4497: # analyzeLine
                   4498: ###########################################################
                   4499: ###########################################################
                   4500: ###########################################################
                   4501: proc analyzeLine { fileId } {
                   4502:     global gAnalyze 
                   4503:     
                   4504:     if { $gAnalyze(exit) } { 
                   4505: 	fileevent $fileId readable ""
                   4506: 	catch {close $fileId}
                   4507: 	return
                   4508:     }
                   4509:     set aline [gets $fileId]
                   4510:     if { $aline != "" } {
                   4511: 	switch [lindex [split $aline :] 0] {
                   4512: 	    ANS { 
                   4513: 		incr gAnalyze(problemNum)
                   4514: 		set ans [string range $aline 4 end]
                   4515: 		set length [llength $ans]
                   4516: 		lappend gAnalyze($gAnalyze(problemNum).ans) \
                   4517: 		    [lindex $ans 0]
                   4518: 		if { ($length == 2) || ($length == 4)} {
                   4519: 		    lappend gAnalyze($gAnalyze(problemNum).unit) \
                   4520: 			[lindex $ans end]
                   4521: 		} 
                   4522: 		if { ($length == 3) || ($length == 4) } {
                   4523: 		    lappend gAnalyze($gAnalyze(problemNum).low) \
                   4524: 			[lindex $ans 1]
                   4525: 		    lappend gAnalyze($gAnalyze(problemNum).high) \
                   4526: 			[lindex $ans 2]
                   4527: 		}
                   4528: 	    }
                   4529: 	    SET { set gAnalyze(problemNum) 0 }
                   4530: 	    DONE { 
                   4531: 		set gAnalyze(maxprob) $gAnalyze(problemNum)
                   4532: 		$gAnalyze(scale) configure -to $gAnalyze(maxprob)
                   4533: 	    }
                   4534: 	    ERROR {
                   4535:  		fileevent $fileId readable ""
                   4536: 		displayError "Answers returned invalid message: $aline" 
                   4537: 		fileevent $fileId readable "analyzeLine $fileId"
                   4538: 	    }
                   4539: 	    BQES { fileevent $fileId readable "analyzeEatQuestion $fileId" }
                   4540: 	    default {
                   4541: 	    }
                   4542: 	}
                   4543:     }
                   4544:     if { [eof $fileId] } { analyzeEnd $fileId }
                   4545: }
                   4546: 
                   4547: ###########################################################
                   4548: # analyzeEnd
                   4549: ###########################################################
                   4550: ###########################################################
                   4551: ###########################################################
                   4552: proc analyzeEnd { fileId } {
                   4553:     global gAnalyze
                   4554:     if { [eof $fileId] } {
                   4555: 	fileevent $fileId readable ""
                   4556: 	catch {close $fileId}
                   4557: 	if { $gAnalyze(stop) } { return }
                   4558: 	if { [llength $gAnalyze(toprocess)] > 0 } { 
                   4559: 	    analyzeClass 0 
                   4560: 	} else {
                   4561: 	    analyzeUpdate
                   4562: 	    set gAnalyze(status) "Done"
                   4563: 	}
                   4564: 	if { !$gAnalyze(update) } {
                   4565: 	    incr gAnalyze(update) 
                   4566: 	    analyzeUpdate
                   4567: 	} else {
                   4568:  	    incr gAnalyze(update) 
                   4569: 	    if { $gAnalyze(update) == 10 } {
                   4570: 		set gAnalyze(update) 0
                   4571: 	    }
                   4572: 	}
                   4573:     }
                   4574: }
                   4575: 
                   4576: ###########################################################
                   4577: # analyzeRandom
                   4578: ###########################################################
                   4579: ###########################################################
                   4580: ###########################################################
                   4581: proc analyzeRandom { } {
                   4582:     global gAnalyze
                   4583:     set numToRun [getString . "How many random students should be run?"]
                   4584:     if { $numToRun == "" } { return }
                   4585:     if { [catch {incr numToRun} ] } {
                   4586: 	displayMessage "Invalid number."
                   4587:     }
                   4588:     incr numToRun -1
                   4589:     set gAnalyze(total) $numToRun
                   4590:     catch {unset gAnalyze(toprocess)}
                   4591:     for { set i 0 } { $i < $numToRun } { incr i } {
                   4592: 	append gAnalyze(toprocess) "[format "%09d" $i] Random 999 "
                   4593:     }
                   4594:     set gAnalyze(stop) 0
                   4595:     set gAnalyze(update) 1
                   4596:     set gAnalyze(done) 0
                   4597:     foreach name [array names gAnalyze *.\[alhu\]*] { unset gAnalyze($name) }    
                   4598:     analyzeClass 0
                   4599: }
                   4600: 
                   4601: ###########################################################
1.4       albertel 4602: # analyzeStrings
                   4603: ###########################################################
                   4604: ###########################################################
                   4605: ###########################################################
                   4606: proc analyzeStrings { prob window create} {
                   4607:     global gAnalyze
                   4608: 
                   4609:     if { ![winfo exists $window.analyzestrings] } { if {!$create} { return } }
                   4610:     if { ![catch {set setWin [toplevel $window.analyzestrings]}] } {
                   4611: 	set msgFrame [frame $setWin.msgFrame]
                   4612: 	set valFrame [frame $setWin.valFrame]
                   4613: 	set buttonFrame [frame $setWin.buttonFrame]
                   4614: 	pack $msgFrame $valFrame $buttonFrame
                   4615: 	pack configure $valFrame -expand 1 -fill both
                   4616: 	
                   4617: 	message $msgFrame.msg -text "Correct Answers" -aspect 3000
                   4618: 	pack $msgFrame.msg
                   4619: 	
                   4620: 	set maxWidth 1
                   4621: 	foreach choice $gAnalyze($prob.ans) {
                   4622: 	    if {[string length $choice]>$maxWidth} {set maxWidth [string length $choice]}
                   4623: 	}
                   4624: 	set maxStringWidth $maxWidth
                   4625: 	incr maxWidth 6
                   4626: 
                   4627: 	set selectMode none
                   4628: 	listbox $valFrame.val -width [expr $maxWidth + 2] \
                   4629: 	    -yscrollcommand "$valFrame.scroll set" -selectmode $selectMode
                   4630: 	scrollbar $valFrame.scroll -command "$valFrame.val yview"
                   4631: 	pack $valFrame.val $valFrame.scroll -side left
                   4632: 	pack configure $valFrame.val -expand 1 -fill both 
                   4633: 	pack configure $valFrame.scroll -expand 0 -fill y
                   4634: 	button $buttonFrame.cancel -text "Dismiss" -command "destroy $setWin"
                   4635: 	pack $buttonFrame.cancel
                   4636:     } else {
                   4637: 	set maxWidth 1
                   4638: 	set valFrame $window.analyzestrings.valFrame
                   4639: 	$valFrame.val delete 0 end
                   4640: 	foreach choice $gAnalyze($prob.ans) {
                   4641: 	    if {[string length $choice]>$maxWidth} {set maxWidth [string length $choice]}
                   4642: 	}
                   4643: 	set maxStringWidth $maxWidth
                   4644: 	incr maxWidth 6
                   4645:     }
                   4646:     set lastchoice [lindex $gAnalyze($gAnalyze(prob).ans) 0]
                   4647:     set num 1
                   4648:     foreach choice [lsort $gAnalyze($gAnalyze(prob).ans)] {    
                   4649: 	if { $lastchoice != $choice } {
                   4650: 	    $valFrame.val insert end \
                   4651: 		"[format %-[set maxStringWidth]s $lastchoice] [format %5d $num]"
                   4652: 	    set lastchoice $choice
                   4653: 	    set num 1
                   4654: 	} else {
                   4655: 	    incr num
                   4656: 	}
                   4657:     }	
                   4658:     $valFrame.val insert end \
                   4659: 	"[format %-[set maxStringWidth]s $lastchoice] [format %5d $num]"
                   4660: }
                   4661: 
                   4662: ###########################################################
1.1       albertel 4663: # analyzeUpdate
                   4664: ###########################################################
                   4665: ###########################################################
                   4666: ###########################################################
                   4667: proc analyzeUpdate { {newProbNumber 0} } {
                   4668:     global gAnalyze
                   4669: 
                   4670:     if {[catch {set gAnalyze($gAnalyze(prob).ans)}]} { return }
                   4671:     foreach problem [array names gAnalyze *.\[alh\]*] {
                   4672: 	if { [catch {set gAnalyze($problem) [lsort -real $gAnalyze($problem)]}]} {
                   4673: 	    set gAnalyze($problem) [lsort $gAnalyze($problem)]
                   4674: 	}
                   4675:     }
                   4676: 
                   4677:     set c $gAnalyze(canvas)
                   4678:     $c delete all
                   4679:     set gAnalyze(lownum) [set low [lindex $gAnalyze($gAnalyze(prob).ans) 0]]
                   4680:     set gAnalyze(highnum) [set high [lindex $gAnalyze($gAnalyze(prob).ans) end]]
                   4681:     set gAnalyze(numuniq) [llength [lunique $gAnalyze($gAnalyze(prob).ans)]]
                   4682: #don't draw anything if the answers aren't numbers
1.4       albertel 4683:     if { [catch {expr $low + 1}]} { 
                   4684: 	catch {destroy $c.button}
                   4685: 	update idletask
                   4686: 	button $c.button -text "List of strings" -command \
                   4687: 	    "analyzeStrings $gAnalyze(prob) $c 1"
                   4688: 	$c create window [expr $gAnalyze(canvaswidth)/2.0] 40 -window $c.button
                   4689: 	analyzeStrings $gAnalyze(prob) $c 0
                   4690: 	return 
                   4691:     }
1.1       albertel 4692: 
                   4693:     $c create line 25 50 [expr $gAnalyze(canvaswidth) - 25] 50
                   4694:     set diff [expr double($high-$low)]
                   4695:     if { $diff == 0 } {
                   4696: 	set center [expr $gAnalyze(canvaswidth)/2.0]
1.4       albertel 4697: 	$c create rectangle [expr $center - 2] 48 [expr $center + 2] 52 -fill green
1.1       albertel 4698: 	update idletasks
                   4699: 	return
                   4700:     }
                   4701:     set delta [format "%1.e" [expr ($diff)/15.0]]
                   4702:     set start [expr double(int($low/$delta)+1)*$delta]
                   4703:     while { $start < $high } {
                   4704: 	set center [expr ($gAnalyze(canvaswidth)-50)*(($start-$low)/$diff)]
                   4705: 	set center [expr $center+25]
                   4706: 	$c create line $center 40 $center 60
                   4707: 	set start [expr $start + $delta]
                   4708:     }
                   4709:     if { ($low < 0) && ($high > 0) } {
                   4710: 	set center [expr ($gAnalyze(canvaswidth)-50)*((0-$low)/$diff)]
                   4711: 	set center [expr $center+25]
                   4712: 	$c create rectangle [expr $center - 1] 40 [expr $center + 1] 60
                   4713:     }
1.3       albertel 4714:     set lastpoint [lindex $gAnalyze($gAnalyze(prob).ans) 0]
                   4715:     set num 0
1.1       albertel 4716:     foreach point $gAnalyze($gAnalyze(prob).ans) {    
1.3       albertel 4717: 	if { $lastpoint != $point } {
                   4718: 	    set center [expr ($gAnalyze(canvaswidth)-50)*(($lastpoint-$low)/$diff)]
                   4719: 	    set center [expr $center+25]
1.4       albertel 4720: 	    $c create rectangle [expr $center - 2] [expr 48-$num] \
                   4721: 		[expr $center + 2] [expr 52+$num] -fill green
1.3       albertel 4722: 	    set lastpoint $point
                   4723: 	    set num 0
                   4724: 	} else {
                   4725: 	    incr num
                   4726: 	}
1.1       albertel 4727:     }	
1.4       albertel 4728:     set center [expr ($gAnalyze(canvaswidth)-50)*(($lastpoint-$low)/$diff)]
                   4729:     set center [expr $center+25]
                   4730:     $c create rectangle [expr $center - 2] [expr 48-$num] \
                   4731: 	[expr $center + 2] [expr 52+$num] -fill green
1.1       albertel 4732:     
                   4733:     update idletasks
                   4734: }
                   4735: 
                   4736: ###########################################################
                   4737: # analyzeStop
                   4738: ###########################################################
                   4739: ###########################################################
                   4740: ###########################################################
                   4741: proc analyzeStop {} {
                   4742:     global gAnalyze
                   4743:     set gAnalyze(stop) 1
                   4744:     set gAnalyze(status) "Stopped"
1.9       albertel 4745:     catch {exec kill -SIGKILL $gAnalyze(pid)}
1.1       albertel 4746: }
                   4747: 
                   4748: ###########################################################
                   4749: # analyzeClose
                   4750: ###########################################################
                   4751: ###########################################################
                   4752: ###########################################################
                   4753: proc analyzeClose { } {
                   4754:     global gAnalyze
                   4755:     destroy [winfo toplevel $gAnalyze(canvas)]
                   4756:     unset gAnalyze
                   4757:     global gAnalyze
                   4758:     set gAnalyze(exit) 1
                   4759: }
                   4760: 
                   4761: ###########################################################
                   4762: # checkIfValidFilename 
                   4763: ###########################################################
                   4764: ###########################################################
                   4765: ###########################################################
                   4766: proc checkIfValidFilename {} {
                   4767:     global gSetNumberText gPreviewButton
                   4768:     if { [regexp \[^0-9\]+ $gSetNumberText] } {
                   4769: 	displayError "This file is not properly named. \n\nA main assignment file must be named setX.qz, where  X is replaced by a number between 1 and 99 inclusive. \n\nPlease do a \"Save .qz As\". \n\nUntil the file is properly named you will not be able to Preview, Create .dvi, or Print."
                   4770: 	$gPreviewButton configure -state disabled
                   4771: 	.main entryconfigure 5 -state disabled
                   4772: 	.main entryconfigure 7 -state disabled
                   4773: 	return 0
                   4774:     }
                   4775:     $gPreviewButton configure -state normal
                   4776:     .main entryconfigure 5 -state normal
                   4777:     .main entryconfigure 7 -state normal
                   4778:     return 1
                   4779: }
                   4780: 
                   4781: ###########################################################
                   4782: # updateChangeStatus
                   4783: ###########################################################
                   4784: ###########################################################
                   4785: ###########################################################
                   4786: proc updateChangeStatus { name1 name2 op } {
                   4787:     global gChanged gRefChanged gRefText gChangedLast gRefChangedLast \
                   4788: 	gEditWindow gWindowMenu gRefFile
                   4789:     if { $name1 == "gChanged" } {
                   4790: 	if { $gChanged != $gChangedLast } {
                   4791: 	    set gChangedLast $gChanged
                   4792: 	    global gFile
                   4793: 	    if { [catch {set gEditWindow}] } { return }
                   4794: 	    if { ![winfo exists $gEditWindow] } { return }
                   4795: 	    if { $gChanged } {
                   4796: 		catch {removeWindowEntry "$gFile*"}
                   4797: 		wm title [winfo toplevel $gEditWindow] "$gFile (Modified)"
                   4798: 		$gWindowMenu add command -label "$gFile (Modified)" -command \
                   4799: 		    "capaRaise $gEditWindow"
                   4800: 	    } else {
                   4801: 		catch {removeWindowEntry "$gFile*"}
                   4802: 		wm title [winfo toplevel $gEditWindow] "$gFile"
                   4803: 		$gWindowMenu add command -label "$gFile" -command \
                   4804: 		    "capaRaise $gEditWindow"
                   4805: 	    }
                   4806: 	}
                   4807:     } else {
                   4808: 	if { $gRefChanged($name2) != $gRefChangedLast($name2) } {
                   4809: 	    if { [catch {set gRefText($name2)}] } { return }
                   4810: 	    if { ![winfo exists $gRefText($name2)] } { return }
                   4811: 	    if { $gRefChanged($name2) } {
                   4812: 		catch {removeWindowEntry  "Reference $gRefFile($name2)*" }
                   4813: 	       wm title [winfo toplevel $gRefText($name2)] "$gRefFile($name2) (Modified)"
                   4814: 		$gWindowMenu add command -label "Reference $gRefFile($name2) (Modified)" \
                   4815: 		    -command "capaRaise [winfo toplevel $gRefText($name2)]"
                   4816: 	    } else {
                   4817: 		catch {removeWindowEntry  "Reference $gRefFile($name2)*" }
                   4818: 		wm title [winfo toplevel $gRefText($name2)] "$gRefFile($name2)"
                   4819: 		$gWindowMenu add command -label "Reference $gRefFile($name2)" \
                   4820: 		    -command "capaRaise [winfo toplevel $gRefText($name2)]"
                   4821: 	    }
                   4822: 	}
                   4823:     }
                   4824: }
                   4825: ###########################################################
                   4826: # main
                   4827: ###########################################################
                   4828: # sets up the auto_path variable, some globals and adds some
                   4829: # options then calls createControlWindow to give the user something
                   4830: # to do
                   4831: ###########################################################
                   4832: # Arguments: None
                   4833: # Returns: Nothing
                   4834: # Globals:
                   4835: ###########################################################
                   4836: 
                   4837: source quizzer.templates.tcl
                   4838: 
                   4839: if { [lindex $auto_path 0] == "./lib/tcl7.5" } {
                   4840:     set auto_path ""
                   4841:     lappend auto_path [pwd]/lib/tcl7.5
                   4842:     lappend auto_path [pwd]/lib/tk4.1
                   4843: }
                   4844: 
                   4845: lappend auto_path /usr/local/lib/CAPA45/Quizzer
                   4846: lappend auto_path [pwd]
                   4847: 
                   4848: set font 8x13bold
                   4849: catch {
                   4850:     if { $argc > 0 } {
                   4851: 	switch -glob -- [lindex $argv 0] {
                   4852: 	    {-[Ll]*} { set font 9x15bold }
                   4853: 	    {-[Mm]*} -
                   4854: 	    {-[Nn]*} { set font 8x13bold }
                   4855: 	    {-[Ss]*} { set font fixed }
                   4856: 	}
                   4857:     }
                   4858: }
                   4859: option add *font $font
                   4860: createControlWindow

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