lib/speller/controlWindow.js

   1 ////////////////////////////////////////////////////
   2 // controlWindow object
   3 ////////////////////////////////////////////////////
   4 function controlWindow( controlForm ) {
   5         // private properties
   6         this._form = controlForm;
   7
   8         // public properties
   9         this.windowType = "controlWindow";
  10         this.noSuggestionSelection = "- No suggestions -";
  11         // set up the properties for elements of the given control form
  12         this.suggestionList  = this._form.sugg;
  13         this.evaluatedText   = this._form.misword;
  14         this.replacementText = this._form.txtsugg;
  15         this.undoButton      = this._form.btnUndo;
  16
  17         // public methods
  18         this.addSuggestion = addSuggestion;
  19         this.clearSuggestions = clearSuggestions;
  20         this.selectDefaultSuggestion = selectDefaultSuggestion;
  21         this.resetForm = resetForm;
  22         this.setSuggestedText = setSuggestedText;
  23         this.enableUndo = enableUndo;
  24         this.disableUndo = disableUndo;
  25 }
  26
  27 function resetForm() {
  28         if( this._form ) {
  29                 this._form.reset();
  30         }
  31 }
  32
  33 function setSuggestedText() {
  34         var slct = this.suggestionList;
  35         var txt = this.replacementText;
  36         var str = "";
  37         if( (slct.options[0].text) && slct.options[0].text != this.noSuggestionSelection ) {
  38                 str = slct.options[slct.selectedIndex].text;
  39         }
  40         txt.value = str;
  41 }
  42
  43 function selectDefaultSuggestion() {
  44         var slct = this.suggestionList;
  45         var txt = this.replacementText;
  46         if( slct.options.length == 0 ) {
  47                 this.addSuggestion( this.noSuggestionSelection );
  48         } else {
  49                 slct.options[0].selected = true;
  50         }
  51         this.setSuggestedText();
  52 }
  53
  54 function addSuggestion( sugg_text ) {
  55         var slct = this.suggestionList;
  56         if( sugg_text ) {
  57                 var i = slct.options.length;
  58                 var newOption = new Option( sugg_text, 'sugg_text'+i );
  59                 slct.options[i] = newOption;
  60          }
  61 }
  62
  63 function clearSuggestions() {
  64         var slct = this.suggestionList;
  65         for( var j = slct.length - 1; j > -1; j-- ) {
  66                 if( slct.options[j] ) {
  67                         slct.options[j] = null;
  68                 }
  69         }
  70 }
  71
  72 function enableUndo() {
  73         if( this.undoButton ) {
  74                 if( this.undoButton.disabled == true ) {
  75                         this.undoButton.disabled = false;
  76                 }
  77         }
  78 }
  79
  80 function disableUndo() {
  81         if( this.undoButton ) {
  82                 if( this.undoButton.disabled == false ) {
  83                         this.undoButton.disabled = true;
  84                 }
  85         }
  86 }