[44] | 1 | ////////////////////////////////////////////////////
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| 2 | // wordWindow object
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| 3 | ////////////////////////////////////////////////////
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| 4 | function wordWindow() {
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| 5 | // private properties
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| 6 | this._forms = [];
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| 7 |
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| 8 | // private methods
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| 9 | this._getWordObject = _getWordObject;
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| 10 | //this._getSpellerObject = _getSpellerObject;
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| 11 | this._wordInputStr = _wordInputStr;
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| 12 | this._adjustIndexes = _adjustIndexes;
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| 13 | this._isWordChar = _isWordChar;
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| 14 | this._lastPos = _lastPos;
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| 15 |
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| 16 | // public properties
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| 17 | this.wordChar = /[a-zA-Z]/;
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| 18 | this.windowType = "wordWindow";
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| 19 | this.originalSpellings = new Array();
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| 20 | this.suggestions = new Array();
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| 21 | this.checkWordBgColor = "pink";
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| 22 | this.normWordBgColor = "white";
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| 23 | this.text = "";
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| 24 | this.textInputs = new Array();
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| 25 | this.indexes = new Array();
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| 26 | //this.speller = this._getSpellerObject();
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| 27 |
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| 28 | // public methods
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| 29 | this.resetForm = resetForm;
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| 30 | this.totalMisspellings = totalMisspellings;
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| 31 | this.totalWords = totalWords;
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| 32 | this.totalPreviousWords = totalPreviousWords;
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| 33 | //this.getTextObjectArray = getTextObjectArray;
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| 34 | this.getTextVal = getTextVal;
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| 35 | this.setFocus = setFocus;
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| 36 | this.removeFocus = removeFocus;
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| 37 | this.setText = setText;
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| 38 | //this.getTotalWords = getTotalWords;
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| 39 | this.writeBody = writeBody;
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| 40 | this.printForHtml = printForHtml;
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| 41 | }
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| 42 |
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| 43 | function resetForm() {
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| 44 | if( this._forms ) {
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| 45 | for( var i = 0; i < this._forms.length; i++ ) {
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| 46 | this._forms[i].reset();
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| 47 | }
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| 48 | }
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| 49 | return true;
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| 50 | }
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| 51 |
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| 52 | function totalMisspellings() {
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| 53 | var total_words = 0;
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| 54 | for( var i = 0; i < this.textInputs.length; i++ ) {
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| 55 | total_words += this.totalWords( i );
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| 56 | }
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| 57 | return total_words;
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| 58 | }
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| 59 |
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| 60 | function totalWords( textIndex ) {
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| 61 | return this.originalSpellings[textIndex].length;
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| 62 | }
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| 63 |
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| 64 | function totalPreviousWords( textIndex, wordIndex ) {
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| 65 | var total_words = 0;
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| 66 | for( var i = 0; i <= textIndex; i++ ) {
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| 67 | for( var j = 0; j < this.totalWords( i ); j++ ) {
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| 68 | if( i == textIndex && j == wordIndex ) {
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| 69 | break;
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| 70 | } else {
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| 71 | total_words++;
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| 72 | }
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| 73 | }
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| 74 | }
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| 75 | return total_words;
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| 76 | }
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| 77 |
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| 78 | //function getTextObjectArray() {
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| 79 | // return this._form.elements;
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| 80 | //}
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| 81 |
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| 82 | function getTextVal( textIndex, wordIndex ) {
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| 83 | var word = this._getWordObject( textIndex, wordIndex );
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| 84 | if( word ) {
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| 85 | return word.value;
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| 86 | }
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| 87 | }
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| 88 |
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| 89 | function setFocus( textIndex, wordIndex ) {
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| 90 | var word = this._getWordObject( textIndex, wordIndex );
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| 91 | if( word ) {
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| 92 | if( word.type == "text" ) {
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| 93 | word.focus();
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| 94 | word.style.backgroundColor = this.checkWordBgColor;
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| 95 | }
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| 96 | }
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| 97 | }
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| 98 |
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| 99 | function removeFocus( textIndex, wordIndex ) {
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| 100 | var word = this._getWordObject( textIndex, wordIndex );
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| 101 | if( word ) {
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| 102 | if( word.type == "text" ) {
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| 103 | word.blur();
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| 104 | word.style.backgroundColor = this.normWordBgColor;
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| 105 | }
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| 106 | }
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| 107 | }
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| 108 |
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| 109 | function setText( textIndex, wordIndex, newText ) {
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| 110 | var word = this._getWordObject( textIndex, wordIndex );
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| 111 | var beginStr;
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| 112 | var endStr;
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| 113 | if( word ) {
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| 114 | var pos = this.indexes[textIndex][wordIndex];
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| 115 | var oldText = word.value;
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| 116 | // update the text given the index of the string
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| 117 | beginStr = this.textInputs[textIndex].substring( 0, pos );
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| 118 | endStr = this.textInputs[textIndex].substring(
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| 119 | pos + oldText.length,
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| 120 | this.textInputs[textIndex].length
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| 121 | );
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| 122 | this.textInputs[textIndex] = beginStr + newText + endStr;
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| 123 |
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| 124 | // adjust the indexes on the stack given the differences in
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| 125 | // length between the new word and old word.
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| 126 | var lengthDiff = newText.length - oldText.length;
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| 127 | this._adjustIndexes( textIndex, wordIndex, lengthDiff );
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| 128 |
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| 129 | word.size = newText.length;
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| 130 | word.value = newText;
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| 131 | this.removeFocus( textIndex, wordIndex );
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| 132 | }
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| 133 | }
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| 134 |
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| 135 |
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| 136 | function writeBody() {
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| 137 | var d = window.document;
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| 138 | var is_html = false;
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| 139 |
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| 140 | d.open();
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| 141 |
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| 142 | // iterate through each text input.
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| 143 | for( var txtid = 0; txtid < this.textInputs.length; txtid++ ) {
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| 144 | var end_idx = 0;
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| 145 | var begin_idx = 0;
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| 146 | d.writeln( '<form name="textInput'+txtid+'">' );
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| 147 | var wordtxt = this.textInputs[txtid];
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| 148 | this.indexes[txtid] = [];
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| 149 |
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| 150 | if( wordtxt ) {
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| 151 | var orig = this.originalSpellings[txtid];
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| 152 | if( !orig ) break;
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| 153 |
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| 154 | //!!! plain text, or HTML mode?
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| 155 | d.writeln( '<div class="plainText">' );
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| 156 | // iterate through each occurrence of a misspelled word.
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| 157 | for( var i = 0; i < orig.length; i++ ) {
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| 158 | // find the position of the current misspelled word,
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| 159 | // starting at the last misspelled word.
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| 160 | // and keep looking if it's a substring of another word
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| 161 | do {
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| 162 | begin_idx = wordtxt.indexOf( orig[i], end_idx );
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| 163 | end_idx = begin_idx + orig[i].length;
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| 164 | // word not found? messed up!
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| 165 | if( begin_idx == -1 ) break;
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| 166 | // look at the characters immediately before and after
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| 167 | // the word. If they are word characters we'll keep looking.
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| 168 | var before_char = wordtxt.charAt( begin_idx - 1 );
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| 169 | var after_char = wordtxt.charAt( end_idx );
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| 170 | } while (
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| 171 | this._isWordChar( before_char )
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| 172 | || this._isWordChar( after_char )
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| 173 | );
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| 174 |
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| 175 | // keep track of its position in the original text.
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| 176 | this.indexes[txtid][i] = begin_idx;
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| 177 |
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| 178 | // write out the characters before the current misspelled word
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| 179 | for( var j = this._lastPos( txtid, i ); j < begin_idx; j++ ) {
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| 180 | // !!! html mode? make it html compatible
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| 181 | d.write( this.printForHtml( wordtxt.charAt( j )));
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| 182 | }
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| 183 |
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| 184 | // write out the misspelled word.
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| 185 | d.write( this._wordInputStr( orig[i] ));
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| 186 |
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| 187 | // if it's the last word, write out the rest of the text
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| 188 | if( i == orig.length-1 ){
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| 189 | d.write( printForHtml( wordtxt.substr( end_idx )));
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| 190 | }
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| 191 | }
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| 192 |
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| 193 | d.writeln( '</div>' );
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| 194 |
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| 195 | }
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| 196 | d.writeln( '</form>' );
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| 197 | }
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| 198 | //for ( var j = 0; j < d.forms.length; j++ ) {
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| 199 | // alert( d.forms[j].name );
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| 200 | // for( var k = 0; k < d.forms[j].elements.length; k++ ) {
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| 201 | // alert( d.forms[j].elements[k].name + ": " + d.forms[j].elements[k].value );
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| 202 | // }
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| 203 | //}
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| 204 |
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| 205 | // set the _forms property
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| 206 | this._forms = d.forms;
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| 207 | d.close();
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| 208 | }
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| 209 |
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| 210 | // return the character index in the full text after the last word we evaluated
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| 211 | function _lastPos( txtid, idx ) {
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| 212 | if( idx > 0 )
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| 213 | return this.indexes[txtid][idx-1] + this.originalSpellings[txtid][idx-1].length;
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| 214 | else
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| 215 | return 0;
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| 216 | }
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| 217 |
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| 218 | function printForHtml( n ) {
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| 219 | return n ; // by FredCK
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| 220 |
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| 221 | var htmlstr = n;
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| 222 | if( htmlstr.length == 1 ) {
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| 223 | // do simple case statement if it's just one character
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| 224 | switch ( n ) {
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| 225 | case "\n":
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| 226 | htmlstr = '<br/>';
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| 227 | break;
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| 228 | case "<":
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| 229 | htmlstr = '<';
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| 230 | break;
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| 231 | case ">":
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| 232 | htmlstr = '>';
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| 233 | break;
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| 234 | }
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| 235 | return htmlstr;
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| 236 | } else {
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| 237 | htmlstr = htmlstr.replace( /</g, '<' );
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| 238 | htmlstr = htmlstr.replace( />/g, '>' );
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| 239 | htmlstr = htmlstr.replace( /\n/g, '<br/>' );
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| 240 | return htmlstr;
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| 241 | }
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| 242 | }
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| 243 |
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| 244 | function _isWordChar( letter ) {
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| 245 | if( letter.search( this.wordChar ) == -1 ) {
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| 246 | return false;
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| 247 | } else {
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| 248 | return true;
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| 249 | }
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| 250 | }
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| 251 |
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| 252 | function _getWordObject( textIndex, wordIndex ) {
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| 253 | if( this._forms[textIndex] ) {
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| 254 | if( this._forms[textIndex].elements[wordIndex] ) {
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| 255 | return this._forms[textIndex].elements[wordIndex];
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| 256 | }
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| 257 | }
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| 258 | return null;
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| 259 | }
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| 260 |
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| 261 | function _wordInputStr( word ) {
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| 262 | var str = '<input readonly ';
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| 263 | str += 'class="blend" type="text" value="' + word + '" size="' + word.length + '">';
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| 264 | return str;
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| 265 | }
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| 266 |
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| 267 | function _adjustIndexes( textIndex, wordIndex, lengthDiff ) {
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| 268 | for( var i = wordIndex + 1; i < this.originalSpellings[textIndex].length; i++ ) {
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| 269 | this.indexes[textIndex][i] = this.indexes[textIndex][i] + lengthDiff;
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| 270 | }
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| 271 | }
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