1 | /*
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2 | Copyright (c) 2003-2011, CKSource - Frederico Knabben. All rights reserved.
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3 | For licensing, see LICENSE.html or http://ckeditor.com/license
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4 | */
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5 |
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6 | CKEDITOR.dialog.add( 'colordialog', function( editor )
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7 | {
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8 | // Define some shorthands.
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9 | var $el = CKEDITOR.dom.element,
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10 | $doc = CKEDITOR.document,
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11 | $tools = CKEDITOR.tools,
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12 | lang = editor.lang.colordialog;
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13 |
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14 | // Reference the dialog.
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15 | var dialog;
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16 |
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17 | var spacer =
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18 | {
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19 | type : 'html',
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20 | html : ' '
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21 | };
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22 |
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23 | function clearSelected()
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24 | {
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25 | $doc.getById( selHiColorId ).removeStyle( 'background-color' );
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26 | dialog.getContentElement( 'picker', 'selectedColor' ).setValue( '' );
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27 | }
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28 |
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29 | function updateSelected( evt )
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30 | {
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31 | if ( ! ( evt instanceof CKEDITOR.dom.event ) )
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32 | evt = new CKEDITOR.dom.event( evt );
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33 |
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34 | var target = evt.getTarget(),
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35 | color;
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36 |
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37 | if ( target.getName() == 'a' && ( color = target.getChild( 0 ).getHtml() ) )
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38 | dialog.getContentElement( 'picker', 'selectedColor' ).setValue( color );
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39 | }
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40 |
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41 | function updateHighlight( event )
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42 | {
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43 | if ( ! ( event instanceof CKEDITOR.dom.event ) )
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44 | event = event.data;
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45 |
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46 | var target = event.getTarget(),
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47 | color;
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48 |
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49 | if ( target.getName() == 'a' && ( color = target.getChild( 0 ).getHtml() ) )
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50 | {
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51 | $doc.getById( hicolorId ).setStyle( 'background-color', color );
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52 | $doc.getById( hicolorTextId ).setHtml( color );
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53 | }
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54 | }
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55 |
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56 | function clearHighlight()
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57 | {
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58 | $doc.getById( hicolorId ).removeStyle( 'background-color' );
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59 | $doc.getById( hicolorTextId ).setHtml( ' ' );
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60 | }
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61 |
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62 | var onMouseout = $tools.addFunction( clearHighlight ),
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63 | onClick = updateSelected,
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64 | onClickHandler = CKEDITOR.tools.addFunction( onClick ),
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65 | onFocus = updateHighlight,
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66 | onBlur = clearHighlight;
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67 |
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68 | var onKeydownHandler = CKEDITOR.tools.addFunction( function( ev )
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69 | {
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70 | ev = new CKEDITOR.dom.event( ev );
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71 | var element = ev.getTarget();
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72 | var relative, nodeToMove;
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73 | var keystroke = ev.getKeystroke(),
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74 | rtl = editor.lang.dir == 'rtl';
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75 |
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76 | switch ( keystroke )
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77 | {
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78 | // UP-ARROW
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79 | case 38 :
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80 | // relative is TR
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81 | if ( ( relative = element.getParent().getParent().getPrevious() ) )
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82 | {
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83 | nodeToMove = relative.getChild( [element.getParent().getIndex(), 0] );
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84 | nodeToMove.focus();
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85 | onBlur( ev, element );
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86 | onFocus( ev, nodeToMove );
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87 | }
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88 | ev.preventDefault();
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89 | break;
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90 | // DOWN-ARROW
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91 | case 40 :
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92 | // relative is TR
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93 | if ( ( relative = element.getParent().getParent().getNext() ) )
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94 | {
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95 | nodeToMove = relative.getChild( [ element.getParent().getIndex(), 0 ] );
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96 | if ( nodeToMove && nodeToMove.type == 1 )
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97 | {
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98 | nodeToMove.focus();
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99 | onBlur( ev, element );
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100 | onFocus( ev, nodeToMove );
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101 | }
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102 | }
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103 | ev.preventDefault();
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104 | break;
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105 | // SPACE
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106 | // ENTER is already handled as onClick
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107 | case 32 :
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108 | onClick( ev );
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109 | ev.preventDefault();
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110 | break;
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111 |
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112 | // RIGHT-ARROW
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113 | case rtl ? 37 : 39 :
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114 | // relative is TD
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115 | if ( ( relative = element.getParent().getNext() ) )
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116 | {
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117 | nodeToMove = relative.getChild( 0 );
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118 | if ( nodeToMove.type == 1 )
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119 | {
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120 | nodeToMove.focus();
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121 | onBlur( ev, element );
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122 | onFocus( ev, nodeToMove );
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123 | ev.preventDefault( true );
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124 | }
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125 | else
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126 | onBlur( null, element );
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127 | }
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128 | // relative is TR
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129 | else if ( ( relative = element.getParent().getParent().getNext() ) )
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130 | {
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131 | nodeToMove = relative.getChild( [ 0, 0 ] );
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132 | if ( nodeToMove && nodeToMove.type == 1 )
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133 | {
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134 | nodeToMove.focus();
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135 | onBlur( ev, element );
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136 | onFocus( ev, nodeToMove );
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137 | ev.preventDefault( true );
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138 | }
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139 | else
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140 | onBlur( null, element );
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141 | }
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142 | break;
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143 |
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144 | // LEFT-ARROW
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145 | case rtl ? 39 : 37 :
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146 | // relative is TD
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147 | if ( ( relative = element.getParent().getPrevious() ) )
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148 | {
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149 | nodeToMove = relative.getChild( 0 );
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150 | nodeToMove.focus();
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151 | onBlur( ev, element );
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152 | onFocus( ev, nodeToMove );
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153 | ev.preventDefault( true );
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154 | }
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155 | // relative is TR
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156 | else if ( ( relative = element.getParent().getParent().getPrevious() ) )
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157 | {
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158 | nodeToMove = relative.getLast().getChild( 0 );
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159 | nodeToMove.focus();
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160 | onBlur( ev, element );
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161 | onFocus( ev, nodeToMove );
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162 | ev.preventDefault( true );
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163 | }
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164 | else
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165 | onBlur( null, element );
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166 | break;
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167 | default :
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168 | // Do not stop not handled events.
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169 | return;
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170 | }
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171 | });
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172 |
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173 | function createColorTable()
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174 | {
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175 | // Create the base colors array.
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176 | var aColors = [ '00', '33', '66', '99', 'cc', 'ff' ];
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177 |
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178 | // This function combines two ranges of three values from the color array into a row.
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179 | function appendColorRow( rangeA, rangeB )
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180 | {
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181 | for ( var i = rangeA ; i < rangeA + 3 ; i++ )
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182 | {
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183 | var row = table.$.insertRow( -1 );
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184 |
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185 | for ( var j = rangeB ; j < rangeB + 3 ; j++ )
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186 | {
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187 | for ( var n = 0 ; n < 6 ; n++ )
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188 | {
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189 | appendColorCell( row, '#' + aColors[j] + aColors[n] + aColors[i] );
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190 | }
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191 | }
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192 | }
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193 | }
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194 |
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195 | // This function create a single color cell in the color table.
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196 | function appendColorCell( targetRow, color )
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197 | {
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198 | var cell = new $el( targetRow.insertCell( -1 ) );
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199 | cell.setAttribute( 'class', 'ColorCell' );
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200 | cell.setStyle( 'background-color', color );
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201 |
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202 | cell.setStyle( 'width', '15px' );
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203 | cell.setStyle( 'height', '15px' );
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204 |
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205 | var index = cell.$.cellIndex + 1 + 18 * targetRow.rowIndex;
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206 | cell.append( CKEDITOR.dom.element.createFromHtml(
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207 | '<a href="javascript: void(0);" role="option"' +
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208 | ' aria-posinset="' + index + '"' +
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209 | ' aria-setsize="' + 13 * 18 + '"' +
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210 | ' style="cursor: pointer;display:block;width:100%;height:100% " title="'+ CKEDITOR.tools.htmlEncode( color )+ '"' +
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211 | ' onkeydown="CKEDITOR.tools.callFunction( ' + onKeydownHandler + ', event, this )"' +
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212 | ' onclick="CKEDITOR.tools.callFunction(' + onClickHandler + ', event, this ); return false;"' +
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213 | ' tabindex="-1"><span class="cke_voice_label">' + color + '</span> </a>', CKEDITOR.document ) );
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214 | }
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215 |
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216 | appendColorRow( 0, 0 );
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217 | appendColorRow( 3, 0 );
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218 | appendColorRow( 0, 3 );
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219 | appendColorRow( 3, 3 );
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220 |
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221 | // Create the last row.
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222 | var oRow = table.$.insertRow(-1) ;
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223 |
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224 | // Create the gray scale colors cells.
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225 | for ( var n = 0 ; n < 6 ; n++ )
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226 | {
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227 | appendColorCell( oRow, '#' + aColors[n] + aColors[n] + aColors[n] ) ;
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228 | }
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229 |
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230 | // Fill the row with black cells.
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231 | for ( var i = 0 ; i < 12 ; i++ )
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232 | {
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233 | appendColorCell( oRow, '#000000' ) ;
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234 | }
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235 | }
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236 |
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237 | var table = new $el( 'table' );
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238 | createColorTable();
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239 | var html = table.getHtml();
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240 |
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241 | var numbering = function( id )
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242 | {
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243 | return CKEDITOR.tools.getNextId() + '_' + id;
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244 | },
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245 | hicolorId = numbering( 'hicolor' ),
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246 | hicolorTextId = numbering( 'hicolortext' ),
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247 | selHiColorId = numbering( 'selhicolor' ),
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248 | tableLabelId = numbering( 'color_table_label' );
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249 |
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250 | return {
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251 | title : lang.title,
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252 | minWidth : 360,
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253 | minHeight : 220,
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254 | onLoad : function()
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255 | {
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256 | // Update reference.
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257 | dialog = this;
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258 | },
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259 | contents : [
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260 | {
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261 | id : 'picker',
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262 | label : lang.title,
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263 | accessKey : 'I',
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264 | elements :
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265 | [
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266 | {
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267 | type : 'hbox',
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268 | padding : 0,
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269 | widths : [ '70%', '10%', '30%' ],
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270 | children :
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271 | [
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272 | {
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273 | type : 'html',
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274 | html : '<table role="listbox" aria-labelledby="' + tableLabelId + '" onmouseout="CKEDITOR.tools.callFunction( ' + onMouseout + ' );">' +
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275 | ( !CKEDITOR.env.webkit ? html : '' ) +
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276 | '</table><span id="' + tableLabelId + '" class="cke_voice_label">' + lang.options +'</span>',
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277 | onLoad : function()
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278 | {
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279 | var table = CKEDITOR.document.getById( this.domId );
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280 | table.on( 'mouseover', updateHighlight );
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281 | // In WebKit, the table content must be inserted after this event call (#6150)
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282 | CKEDITOR.env.webkit && table.setHtml( html );
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283 | },
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284 | focus: function()
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285 | {
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286 | var firstColor = this.getElement().getElementsByTag( 'a' ).getItem( 0 );
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287 | firstColor.focus();
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288 | }
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289 | },
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290 | spacer,
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291 | {
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292 | type : 'vbox',
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293 | padding : 0,
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294 | widths : [ '70%', '5%', '25%' ],
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295 | children :
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296 | [
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297 | {
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298 | type : 'html',
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299 | html : '<span>' + lang.highlight +'</span>\
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300 | <div id="' + hicolorId + '" style="border: 1px solid; height: 74px; width: 74px;"></div>\
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301 | <div id="' + hicolorTextId + '"> </div><span>' + lang.selected + '</span>\
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302 | <div id="' + selHiColorId + '" style="border: 1px solid; height: 20px; width: 74px;"></div>'
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303 | },
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304 | {
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305 | type : 'text',
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306 | label : lang.selected,
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307 | labelStyle: 'display:none',
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308 | id : 'selectedColor',
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309 | style : 'width: 74px',
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310 | onChange : function()
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311 | {
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312 | // Try to update color preview with new value. If fails, then set it no none.
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313 | try
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314 | {
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315 | $doc.getById( selHiColorId ).setStyle( 'background-color', this.getValue() );
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316 | }
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317 | catch ( e )
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318 | {
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319 | clearSelected();
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320 | }
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321 | }
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322 | },
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323 | spacer,
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324 | {
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325 | type : 'button',
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326 | id : 'clear',
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327 | style : 'margin-top: 5px',
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328 | label : lang.clear,
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329 | onClick : clearSelected
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330 | }
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331 | ]
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332 | }
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333 | ]
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334 | }
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335 | ]
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336 | }
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337 | ]
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338 | };
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339 | }
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340 | );
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