1 | /*
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2 | Copyright (c) 2003-2009, 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.plugins.add( 'panel',
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7 | {
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8 | beforeInit : function( editor )
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9 | {
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10 | editor.ui.addHandler( CKEDITOR.UI_PANEL, CKEDITOR.ui.panel.handler );
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11 | }
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12 | });
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13 |
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14 | /**
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15 | * Panel UI element.
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16 | * @constant
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17 | * @example
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18 | */
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19 | CKEDITOR.UI_PANEL = 2;
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20 |
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21 | CKEDITOR.ui.panel = function( document, definition )
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22 | {
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23 | // Copy all definition properties to this object.
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24 | if ( definition )
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25 | CKEDITOR.tools.extend( this, definition );
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26 |
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27 | // Set defaults.
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28 | CKEDITOR.tools.extend( this,
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29 | {
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30 | className : '',
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31 | css : []
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32 | });
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33 |
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34 | this.id = CKEDITOR.tools.getNextNumber();
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35 | this.document = document;
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36 |
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37 | this._ =
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38 | {
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39 | blocks : {}
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40 | };
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41 | };
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42 |
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43 | /**
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44 | * Transforms a rich combo definition in a {@link CKEDITOR.ui.richCombo}
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45 | * instance.
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46 | * @type Object
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47 | * @example
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48 | */
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49 | CKEDITOR.ui.panel.handler =
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50 | {
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51 | create : function( definition )
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52 | {
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53 | return new CKEDITOR.ui.panel( definition );
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54 | }
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55 | };
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56 |
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57 | CKEDITOR.ui.panel.prototype =
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58 | {
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59 | renderHtml : function( editor )
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60 | {
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61 | var output = [];
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62 | this.render( editor, output );
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63 | return output.join( '' );
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64 | },
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65 |
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66 | /**
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67 | * Renders the combo.
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68 | * @param {CKEDITOR.editor} editor The editor instance which this button is
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69 | * to be used by.
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70 | * @param {Array} output The output array to which append the HTML relative
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71 | * to this button.
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72 | * @example
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73 | */
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74 | render : function( editor, output )
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75 | {
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76 | var id = 'cke_' + this.id;
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77 |
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78 | output.push(
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79 | '<div class="', editor.skinClass ,'"' +
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80 | ' lang="', editor.langCode, '"' +
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81 | // iframe loading need sometime, keep the panel hidden(#4186).
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82 | ' style="display:none;z-index:' + ( editor.config.baseFloatZIndex + 1 ) + '">' +
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83 | '<div' +
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84 | ' id=', id,
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85 | ' dir=', editor.lang.dir,
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86 | ' class="cke_panel cke_', editor.lang.dir );
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87 |
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88 | if ( this.className )
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89 | output.push( ' ', this.className );
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90 |
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91 | output.push(
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92 | '">' );
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93 |
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94 | if ( this.forceIFrame || this.css.length )
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95 | {
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96 | output.push(
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97 | '<iframe id="', id, '_frame"' +
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98 | ' frameborder="0"' +
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99 | ' src="javascript:void(' );
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100 |
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101 | output.push(
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102 | // Support for custom document.domain in IE.
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103 | CKEDITOR.env.isCustomDomain() ?
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104 | '(function(){' +
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105 | 'document.open();' +
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106 | 'document.domain=\'' + document.domain + '\';' +
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107 | 'document.close();' +
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108 | '})()'
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109 | :
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110 | '0' );
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111 |
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112 | output.push(
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113 | ')"></iframe>' );
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114 | }
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115 |
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116 | output.push(
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117 | '</div>' +
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118 | '</div>' );
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119 |
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120 | return id;
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121 | },
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122 |
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123 | getHolderElement : function()
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124 | {
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125 | var holder = this._.holder;
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126 |
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127 | if ( !holder )
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128 | {
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129 | if ( this.forceIFrame || this.css.length )
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130 | {
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131 | var iframe = this.document.getById( 'cke_' + this.id + '_frame' ),
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132 | parentDiv = iframe.getParent(),
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133 | dir = parentDiv.getAttribute( 'dir' ),
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134 | className = parentDiv.getParent().getAttribute( 'class' ),
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135 | langCode = parentDiv.getParent().getAttribute( 'lang' ),
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136 | doc = iframe.getFrameDocument();
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137 | // Initialize the IFRAME document body.
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138 | doc.$.open();
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139 |
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140 | // Support for custom document.domain in IE.
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141 | if ( CKEDITOR.env.isCustomDomain() )
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142 | doc.$.domain = document.domain;
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143 |
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144 | var onLoad = CKEDITOR.tools.addFunction( CKEDITOR.tools.bind( function( ev )
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145 | {
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146 | this.isLoaded = true;
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147 | if ( this.onLoad )
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148 | this.onLoad();
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149 | }, this ) );
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150 |
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151 | doc.$.write(
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152 | '<!DOCTYPE html>' +
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153 | '<html dir="' + dir + '" class="' + className + '_container" lang="' + langCode + '">' +
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154 | '<head>' +
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155 | '<style>.' + className + '_container{visibility:hidden}</style>' +
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156 | '</head>' +
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157 | '<body class="cke_' + dir + ' cke_panel_frame ' + CKEDITOR.env.cssClass + '" style="margin:0;padding:0"' +
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158 | ' onload="( window.CKEDITOR || window.parent.CKEDITOR ).tools.callFunction(' + onLoad + ');">' +
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159 | '</body>' +
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160 | // It looks strange, but for FF2, the styles must go
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161 | // after <body>, so it (body) becames immediatelly
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162 | // available. (#3031)
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163 | '<link type="text/css" rel=stylesheet href="' + this.css.join( '"><link type="text/css" rel="stylesheet" href="' ) + '">' +
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164 | '<\/html>' );
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165 | doc.$.close();
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166 |
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167 | var win = doc.getWindow();
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168 |
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169 | // Register the CKEDITOR global.
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170 | win.$.CKEDITOR = CKEDITOR;
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171 |
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172 | doc.on( 'keydown', function( evt )
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173 | {
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174 | var keystroke = evt.data.getKeystroke();
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175 |
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176 | // Delegate key processing to block.
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177 | if ( this._.onKeyDown && this._.onKeyDown( keystroke ) === false )
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178 | {
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179 | evt.data.preventDefault();
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180 | return;
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181 | }
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182 |
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183 | if ( keystroke == 27 ) // ESC
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184 | this.onEscape && this.onEscape();
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185 | },
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186 | this );
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187 |
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188 | holder = doc.getBody();
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189 | }
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190 | else
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191 | holder = this.document.getById( 'cke_' + this.id );
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192 |
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193 | this._.holder = holder;
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194 | }
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195 |
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196 | return holder;
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197 | },
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198 |
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199 | addBlock : function( name, block )
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200 | {
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201 | block = this._.blocks[ name ] = block || new CKEDITOR.ui.panel.block( this.getHolderElement() );
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202 |
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203 | if ( !this._.currentBlock )
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204 | this.showBlock( name );
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205 |
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206 | return block;
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207 | },
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208 |
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209 | getBlock : function( name )
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210 | {
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211 | return this._.blocks[ name ];
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212 | },
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213 |
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214 | showBlock : function( name )
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215 | {
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216 | var blocks = this._.blocks,
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217 | block = blocks[ name ],
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218 | current = this._.currentBlock;
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219 |
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220 | if ( current )
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221 | current.hide();
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222 |
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223 | this._.currentBlock = block;
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224 |
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225 | // Reset the focus index, so it will always go into the first one.
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226 | block._.focusIndex = -1;
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227 |
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228 | this._.onKeyDown = block.onKeyDown && CKEDITOR.tools.bind( block.onKeyDown, block );
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229 |
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230 | block.show();
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231 |
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232 | return block;
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233 | }
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234 | };
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235 |
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236 | CKEDITOR.ui.panel.block = CKEDITOR.tools.createClass(
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237 | {
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238 | $ : function( blockHolder )
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239 | {
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240 | this.element = blockHolder.append(
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241 | blockHolder.getDocument().createElement( 'div',
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242 | {
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243 | attributes :
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244 | {
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245 | 'class' : 'cke_panel_block'
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246 | },
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247 | styles :
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248 | {
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249 | display : 'none'
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250 | }
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251 | }) );
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252 |
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253 | this.keys = {};
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254 |
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255 | this._.focusIndex = -1;
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256 |
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257 | // Disable context menu for panels.
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258 | this.element.disableContextMenu();
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259 | },
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260 |
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261 | _ : {},
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262 |
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263 | proto :
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264 | {
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265 | show : function()
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266 | {
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267 | this.element.setStyle( 'display', '' );
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268 | },
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269 |
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270 | hide : function()
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271 | {
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272 | if ( !this.onHide || this.onHide.call( this ) !== true )
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273 | this.element.setStyle( 'display', 'none' );
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274 | },
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275 |
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276 | onKeyDown : function( keystroke )
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277 | {
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278 | var keyAction = this.keys[ keystroke ];
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279 | switch ( keyAction )
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280 | {
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281 | // Move forward.
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282 | case 'next' :
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283 | var index = this._.focusIndex,
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284 | links = this.element.getElementsByTag( 'a' ),
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285 | link;
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286 |
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287 | while ( ( link = links.getItem( ++index ) ) )
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288 | {
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289 | // Move the focus only if the element is marked with
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290 | // the _cke_focus and it it's visible (check if it has
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291 | // width).
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292 | if ( link.getAttribute( '_cke_focus' ) && link.$.offsetWidth )
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293 | {
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294 | this._.focusIndex = index;
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295 | link.focus();
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296 | break;
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297 | }
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298 | }
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299 | return false;
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300 |
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301 | // Move backward.
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302 | case 'prev' :
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303 | index = this._.focusIndex;
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304 | links = this.element.getElementsByTag( 'a' );
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305 |
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306 | while ( index > 0 && ( link = links.getItem( --index ) ) )
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307 | {
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308 | // Move the focus only if the element is marked with
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309 | // the _cke_focus and it it's visible (check if it has
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310 | // width).
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311 | if ( link.getAttribute( '_cke_focus' ) && link.$.offsetWidth )
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312 | {
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313 | this._.focusIndex = index;
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314 | link.focus();
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315 | break;
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316 | }
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317 | }
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318 | return false;
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319 |
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320 | case 'click' :
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321 | index = this._.focusIndex;
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322 | link = index >= 0 && this.element.getElementsByTag( 'a' ).getItem( index );
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323 |
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324 | if ( link )
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325 | link.$.click ? link.$.click() : link.$.onclick();
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326 |
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327 | return false;
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328 | }
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329 |
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330 | return true;
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331 | }
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332 | }
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333 | });
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