[239] | 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 | /**
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| 7 | * @fileOverview The "sourcearea" plugin. It registers the "source" editing
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| 8 | * mode, which displays the raw data being edited in the editor.
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| 9 | */
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| 10 |
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| 11 | CKEDITOR.plugins.add( 'sourcearea',
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| 12 | {
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| 13 | requires : [ 'editingblock' ],
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| 14 |
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| 15 | init : function( editor )
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| 16 | {
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| 17 | var sourcearea = CKEDITOR.plugins.sourcearea,
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| 18 | win = CKEDITOR.document.getWindow();
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| 19 |
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| 20 | editor.on( 'editingBlockReady', function()
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| 21 | {
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| 22 | var textarea,
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| 23 | onResize;
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| 24 |
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| 25 | editor.addMode( 'source',
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| 26 | {
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| 27 | load : function( holderElement, data )
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| 28 | {
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| 29 | if ( CKEDITOR.env.ie && CKEDITOR.env.version < 8 )
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| 30 | holderElement.setStyle( 'position', 'relative' );
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| 31 |
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| 32 | // Create the source area <textarea>.
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| 33 | editor.textarea = textarea = new CKEDITOR.dom.element( 'textarea' );
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| 34 | textarea.setAttributes(
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| 35 | {
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| 36 | dir : 'ltr',
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| 37 | tabIndex : CKEDITOR.env.webkit ? -1 : editor.tabIndex,
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| 38 | 'role' : 'textbox',
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| 39 | 'aria-label' : editor.lang.editorTitle.replace( '%1', editor.name )
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| 40 | });
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| 41 | textarea.addClass( 'cke_source' );
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| 42 | textarea.addClass( 'cke_enable_context_menu' );
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| 43 |
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| 44 | editor.readOnly && textarea.setAttribute( 'readOnly', 'readonly' );
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| 45 |
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| 46 | var styles =
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| 47 | {
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| 48 | // IE7 has overflow the <textarea> from wrapping table cell.
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| 49 | width : CKEDITOR.env.ie7Compat ? '99%' : '100%',
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| 50 | height : '100%',
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| 51 | resize : 'none',
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| 52 | outline : 'none',
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| 53 | 'text-align' : 'left'
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| 54 | };
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| 55 |
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| 56 | // Having to make <textarea> fixed sized to conque the following bugs:
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| 57 | // 1. The textarea height/width='100%' doesn't constraint to the 'td' in IE6/7.
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| 58 | // 2. Unexpected vertical-scrolling behavior happens whenever focus is moving out of editor
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| 59 | // if text content within it has overflowed. (#4762)
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| 60 | if ( CKEDITOR.env.ie )
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| 61 | {
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| 62 | onResize = function()
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| 63 | {
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| 64 | // Holder rectange size is stretched by textarea,
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| 65 | // so hide it just for a moment.
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| 66 | textarea.hide();
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| 67 | textarea.setStyle( 'height', holderElement.$.clientHeight + 'px' );
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| 68 | textarea.setStyle( 'width', holderElement.$.clientWidth + 'px' );
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| 69 | // When we have proper holder size, show textarea again.
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| 70 | textarea.show();
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| 71 | };
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| 72 |
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| 73 | editor.on( 'resize', onResize );
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| 74 | win.on( 'resize', onResize );
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| 75 | setTimeout( onResize, 0 );
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| 76 | }
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| 77 |
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| 78 | // Reset the holder element and append the
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| 79 | // <textarea> to it.
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| 80 | holderElement.setHtml( '' );
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| 81 | holderElement.append( textarea );
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| 82 | textarea.setStyles( styles );
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| 83 |
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| 84 | editor.fire( 'ariaWidget', textarea );
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| 85 |
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| 86 | textarea.on( 'blur', function()
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| 87 | {
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| 88 | editor.focusManager.blur();
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| 89 | });
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| 90 |
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| 91 | textarea.on( 'focus', function()
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| 92 | {
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| 93 | editor.focusManager.focus();
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| 94 | });
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| 95 |
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| 96 | // The editor data "may be dirty" after this point.
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| 97 | editor.mayBeDirty = true;
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| 98 |
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| 99 | // Set the <textarea> value.
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| 100 | this.loadData( data );
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| 101 |
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| 102 | var keystrokeHandler = editor.keystrokeHandler;
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| 103 | if ( keystrokeHandler )
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| 104 | keystrokeHandler.attach( textarea );
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| 105 |
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| 106 | setTimeout( function()
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| 107 | {
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| 108 | editor.mode = 'source';
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| 109 | editor.fire( 'mode', { previousMode : editor._.previousMode } );
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| 110 | },
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| 111 | ( CKEDITOR.env.gecko || CKEDITOR.env.webkit ) ? 100 : 0 );
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| 112 | },
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| 113 |
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| 114 | loadData : function( data )
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| 115 | {
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| 116 | textarea.setValue( data );
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| 117 | editor.fire( 'dataReady' );
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| 118 | },
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| 119 |
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| 120 | getData : function()
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| 121 | {
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| 122 | return textarea.getValue();
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| 123 | },
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| 124 |
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| 125 | getSnapshotData : function()
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| 126 | {
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| 127 | return textarea.getValue();
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| 128 | },
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| 129 |
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| 130 | unload : function( holderElement )
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| 131 | {
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| 132 | textarea.clearCustomData();
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| 133 | editor.textarea = textarea = null;
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| 134 |
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| 135 | if ( onResize )
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| 136 | {
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| 137 | editor.removeListener( 'resize', onResize );
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| 138 | win.removeListener( 'resize', onResize );
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| 139 | }
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| 140 |
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| 141 | if ( CKEDITOR.env.ie && CKEDITOR.env.version < 8 )
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| 142 | holderElement.removeStyle( 'position' );
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| 143 | },
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| 144 |
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| 145 | focus : function()
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| 146 | {
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| 147 | textarea.focus();
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| 148 | }
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| 149 | });
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| 150 | });
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| 151 |
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| 152 | editor.on( 'readOnly', function()
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| 153 | {
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| 154 | if ( editor.mode == 'source' )
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| 155 | {
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| 156 | if ( editor.readOnly )
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| 157 | editor.textarea.setAttribute( 'readOnly', 'readonly' );
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| 158 | else
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| 159 | editor.textarea.removeAttribute( 'readOnly' );
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| 160 | }
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| 161 | });
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| 162 |
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| 163 | editor.addCommand( 'source', sourcearea.commands.source );
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| 164 |
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| 165 | if ( editor.ui.addButton )
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| 166 | {
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| 167 | editor.ui.addButton( 'Source',
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| 168 | {
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| 169 | label : editor.lang.source,
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| 170 | command : 'source'
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| 171 | });
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| 172 | }
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| 173 |
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| 174 | editor.on( 'mode', function()
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| 175 | {
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| 176 | editor.getCommand( 'source' ).setState(
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| 177 | editor.mode == 'source' ?
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| 178 | CKEDITOR.TRISTATE_ON :
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| 179 | CKEDITOR.TRISTATE_OFF );
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| 180 | });
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| 181 | }
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| 182 | });
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| 183 |
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| 184 | /**
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| 185 | * Holds the definition of commands an UI elements included with the sourcearea
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| 186 | * plugin.
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| 187 | * @example
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| 188 | */
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| 189 | CKEDITOR.plugins.sourcearea =
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| 190 | {
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| 191 | commands :
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| 192 | {
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| 193 | source :
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| 194 | {
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| 195 | modes : { wysiwyg:1, source:1 },
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| 196 | editorFocus : false,
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| 197 | readOnly : 1,
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| 198 | exec : function( editor )
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| 199 | {
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| 200 | if ( editor.mode == 'wysiwyg' )
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| 201 | editor.fire( 'saveSnapshot' );
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| 202 | editor.getCommand( 'source' ).setState( CKEDITOR.TRISTATE_DISABLED );
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| 203 | editor.setMode( editor.mode == 'source' ? 'wysiwyg' : 'source' );
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| 204 | },
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| 205 |
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| 206 | canUndo : false
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| 207 | }
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| 208 | }
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| 209 | };
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