| [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 | (function()
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| 7 | {
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| 8 | // #### checkSelectionChange : START
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| 9 |
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| 10 | // The selection change check basically saves the element parent tree of
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| 11 | // the current node and check it on successive requests. If there is any
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| 12 | // change on the tree, then the selectionChange event gets fired.
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| 13 | function checkSelectionChange()
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| 14 | {
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| 15 | try
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| 16 | {
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| 17 | // In IE, the "selectionchange" event may still get thrown when
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| 18 | // releasing the WYSIWYG mode, so we need to check it first.
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| 19 | var sel = this.getSelection();
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| 20 | if ( !sel || !sel.document.getWindow().$ )
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| 21 | return;
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| 22 |
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| 23 | var firstElement = sel.getStartElement();
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| 24 | var currentPath = new CKEDITOR.dom.elementPath( firstElement );
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| 25 |
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| 26 | if ( !currentPath.compare( this._.selectionPreviousPath ) )
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| 27 | {
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| 28 | this._.selectionPreviousPath = currentPath;
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| 29 | this.fire( 'selectionChange', { selection : sel, path : currentPath, element : firstElement } );
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| 30 | }
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| 31 | }
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| 32 | catch (e)
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| 33 | {}
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| 34 | }
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| 35 |
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| 36 | var checkSelectionChangeTimer,
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| 37 | checkSelectionChangeTimeoutPending;
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| 38 |
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| 39 | function checkSelectionChangeTimeout()
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| 40 | {
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| 41 | // Firing the "OnSelectionChange" event on every key press started to
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| 42 | // be too slow. This function guarantees that there will be at least
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| 43 | // 200ms delay between selection checks.
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| 44 |
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| 45 | checkSelectionChangeTimeoutPending = true;
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| 46 |
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| 47 | if ( checkSelectionChangeTimer )
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| 48 | return;
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| 49 |
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| 50 | checkSelectionChangeTimeoutExec.call( this );
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| 51 |
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| 52 | checkSelectionChangeTimer = CKEDITOR.tools.setTimeout( checkSelectionChangeTimeoutExec, 200, this );
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| 53 | }
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| 54 |
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| 55 | function checkSelectionChangeTimeoutExec()
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| 56 | {
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| 57 | checkSelectionChangeTimer = null;
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| 58 |
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| 59 | if ( checkSelectionChangeTimeoutPending )
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| 60 | {
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| 61 | // Call this with a timeout so the browser properly moves the
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| 62 | // selection after the mouseup. It happened that the selection was
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| 63 | // being moved after the mouseup when clicking inside selected text
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| 64 | // with Firefox.
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| 65 | CKEDITOR.tools.setTimeout( checkSelectionChange, 0, this );
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| 66 |
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| 67 | checkSelectionChangeTimeoutPending = false;
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| 68 | }
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| 69 | }
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| 70 |
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| 71 | // #### checkSelectionChange : END
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| 72 |
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| 73 | function rangeRequiresFix( range )
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| 74 | {
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| 75 | function isInlineCt( node )
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| 76 | {
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| 77 | return node && node.type == CKEDITOR.NODE_ELEMENT
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| 78 | && node.getName() in CKEDITOR.dtd.$removeEmpty;
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| 79 | }
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| 80 |
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| 81 | function singletonBlock( node )
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| 82 | {
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| 83 | var body = range.document.getBody();
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| 84 | return !node.is( 'body' ) && body.getChildCount() == 1;
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| 85 | }
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| 86 |
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| 87 | var start = range.startContainer,
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| 88 | offset = range.startOffset;
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| 89 |
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| 90 | if ( start.type == CKEDITOR.NODE_TEXT )
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| 91 | return false;
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| 92 |
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| 93 | // 1. Empty inline element. <span>^</span>
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| 94 | // 2. Adjoin to inline element. <p><strong>text</strong>^</p>
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| 95 | // 3. The only empty block in document. <body><p>^</p></body> (#7222)
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| 96 | return !CKEDITOR.tools.trim( start.getHtml() ) ? isInlineCt( start ) || singletonBlock( start )
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| 97 | : isInlineCt( start.getChild( offset - 1 ) ) || isInlineCt( start.getChild( offset ) );
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| 98 | }
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| 99 |
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| 100 | var selectAllCmd =
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| 101 | {
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| 102 | modes : { wysiwyg : 1, source : 1 },
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| 103 | readOnly : CKEDITOR.env.ie || CKEDITOR.env.webkit,
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| 104 | exec : function( editor )
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| 105 | {
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| 106 | switch ( editor.mode )
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| 107 | {
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| 108 | case 'wysiwyg' :
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| 109 | editor.document.$.execCommand( 'SelectAll', false, null );
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| 110 | // Force triggering selectionChange (#7008)
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| 111 | editor.forceNextSelectionCheck();
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| 112 | editor.selectionChange();
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| 113 | break;
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| 114 | case 'source' :
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| 115 | // Select the contents of the textarea
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| 116 | var textarea = editor.textarea.$;
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| 117 | if ( CKEDITOR.env.ie )
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| 118 | textarea.createTextRange().execCommand( 'SelectAll' );
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| 119 | else
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| 120 | {
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| 121 | textarea.selectionStart = 0;
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| 122 | textarea.selectionEnd = textarea.value.length;
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| 123 | }
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| 124 | textarea.focus();
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| 125 | }
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| 126 | },
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| 127 | canUndo : false
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| 128 | };
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| 129 |
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| 130 | function createFillingChar( doc )
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| 131 | {
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| 132 | removeFillingChar( doc );
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| 133 |
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| 134 | var fillingChar = doc.createText( '\u200B' );
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| 135 | doc.setCustomData( 'cke-fillingChar', fillingChar );
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| 136 |
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| 137 | return fillingChar;
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| 138 | }
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| 139 |
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| 140 | function getFillingChar( doc )
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| 141 | {
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| 142 | return doc && doc.getCustomData( 'cke-fillingChar' );
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| 143 | }
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| 144 |
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| 145 | // Checks if a filling char has been used, eventualy removing it (#1272).
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| 146 | function checkFillingChar( doc )
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| 147 | {
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| 148 | var fillingChar = doc && getFillingChar( doc );
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| 149 | if ( fillingChar )
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| 150 | {
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| 151 | // Use this flag to avoid removing the filling char right after
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| 152 | // creating it.
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| 153 | if ( fillingChar.getCustomData( 'ready' ) )
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| 154 | removeFillingChar( doc );
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| 155 | else
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| 156 | fillingChar.setCustomData( 'ready', 1 );
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| 157 | }
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| 158 | }
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| 159 |
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| 160 | function removeFillingChar( doc )
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| 161 | {
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| 162 | var fillingChar = doc && doc.removeCustomData( 'cke-fillingChar' );
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| 163 | if ( fillingChar )
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| 164 | {
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| 165 | // We can't simply remove the filling node because the user
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| 166 | // will actually enlarge it when typing, so we just remove the
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| 167 | // invisible char from it.
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| 168 | fillingChar.setText( fillingChar.getText().replace( /\u200B/g, '' ) );
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| 169 | fillingChar = 0;
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| 170 | }
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| 171 | }
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| 172 |
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| 173 | CKEDITOR.plugins.add( 'selection',
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| 174 | {
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| 175 | init : function( editor )
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| 176 | {
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| 177 | // On WebKit only, we need a special "filling" char on some situations
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| 178 | // (#1272). Here we set the events that should invalidate that char.
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| 179 | if ( CKEDITOR.env.webkit )
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| 180 | {
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| 181 | editor.on( 'selectionChange', function() { checkFillingChar( editor.document ); } );
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| 182 | editor.on( 'beforeSetMode', function() { removeFillingChar( editor.document ); } );
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| 183 | editor.on( 'key', function( e )
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| 184 | {
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| 185 | // Remove the filling char before some keys get
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| 186 | // executed, so they'll not get blocked by it.
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| 187 | switch ( e.data.keyCode )
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| 188 | {
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| 189 | case 13 : // ENTER
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| 190 | case CKEDITOR.SHIFT + 13 : // SHIFT-ENTER
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| 191 | case 37 : // LEFT-ARROW
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| 192 | case 39 : // RIGHT-ARROW
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| 193 | case 8 : // BACKSPACE
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| 194 | removeFillingChar( editor.document );
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| 195 | }
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| 196 | }, null, null, 10 );
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| 197 |
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| 198 | var fillingCharBefore,
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| 199 | resetSelection;
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| 200 |
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| 201 | function beforeData()
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| 202 | {
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| 203 | var doc = editor.document,
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| 204 | fillingChar = getFillingChar( doc );
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| 205 |
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| 206 | if ( fillingChar )
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| 207 | {
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| 208 | // If cursor is right blinking by side of the filler node, save it for restoring,
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| 209 | // as the following text substitution will blind it. (#7437)
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| 210 | var sel = doc.$.defaultView.getSelection();
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| 211 | if ( sel.type == 'Caret' && sel.anchorNode == fillingChar.$ )
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| 212 | resetSelection = 1;
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| 213 |
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| 214 | fillingCharBefore = fillingChar.getText();
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| 215 | fillingChar.setText( fillingCharBefore.replace( /\u200B/g, '' ) );
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| 216 | }
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| 217 | }
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| 218 | function afterData()
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| 219 | {
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| 220 | var doc = editor.document,
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| 221 | fillingChar = getFillingChar( doc );
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| 222 |
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| 223 | if ( fillingChar )
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| 224 | {
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| 225 | fillingChar.setText( fillingCharBefore );
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| 226 |
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| 227 | if ( resetSelection )
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| 228 | {
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| 229 | doc.$.defaultView.getSelection().setPosition( fillingChar.$,fillingChar.getLength() );
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| 230 | resetSelection = 0;
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| 231 | }
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| 232 | }
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| 233 | }
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| 234 | editor.on( 'beforeUndoImage', beforeData );
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| 235 | editor.on( 'afterUndoImage', afterData );
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| 236 | editor.on( 'beforeGetData', beforeData, null, null, 0 );
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| 237 | editor.on( 'getData', afterData );
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| 238 | }
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| 239 |
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| 240 | editor.on( 'contentDom', function()
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| 241 | {
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| 242 | var doc = editor.document,
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| 243 | body = doc.getBody(),
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| 244 | html = doc.getDocumentElement();
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| 245 |
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| 246 | if ( CKEDITOR.env.ie )
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| 247 | {
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| 248 | // Other browsers don't loose the selection if the
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| 249 | // editor document loose the focus. In IE, we don't
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| 250 | // have support for it, so we reproduce it here, other
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| 251 | // than firing the selection change event.
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| 252 |
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| 253 | var savedRange,
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| 254 | saveEnabled,
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| 255 | restoreEnabled = 1;
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| 256 |
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| 257 | // "onfocusin" is fired before "onfocus". It makes it
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| 258 | // possible to restore the selection before click
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| 259 | // events get executed.
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| 260 | body.on( 'focusin', function( evt )
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| 261 | {
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| 262 | // If there are elements with layout they fire this event but
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| 263 | // it must be ignored to allow edit its contents #4682
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| 264 | if ( evt.data.$.srcElement.nodeName != 'BODY' )
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| 265 | return;
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| 266 |
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| 267 | // If we have saved a range, restore it at this
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| 268 | // point.
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| 269 | if ( savedRange )
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| 270 | {
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| 271 | if ( restoreEnabled )
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| 272 | {
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| 273 | // Well not break because of this.
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| 274 | try
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| 275 | {
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| 276 | savedRange.select();
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| 277 | }
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| 278 | catch (e)
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| 279 | {}
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| 280 |
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| 281 | // Update locked selection because of the normalized text nodes. (#6083, #6987)
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| 282 | var lockedSelection = doc.getCustomData( 'cke_locked_selection' );
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| 283 | if ( lockedSelection )
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| 284 | {
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| 285 | lockedSelection.unlock();
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| 286 | lockedSelection.lock();
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| 287 | }
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| 288 | }
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| 289 |
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| 290 | savedRange = null;
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| 291 | }
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| 292 | });
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| 293 |
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| 294 | body.on( 'focus', function()
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| 295 | {
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| 296 | // Enable selections to be saved.
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| 297 | saveEnabled = 1;
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| 298 |
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| 299 | saveSelection();
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| 300 | });
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| 301 |
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| 302 | body.on( 'beforedeactivate', function( evt )
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| 303 | {
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| 304 | // Ignore this event if it's caused by focus switch between
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| 305 | // internal editable control type elements, e.g. layouted paragraph. (#4682)
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| 306 | if ( evt.data.$.toElement )
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| 307 | return;
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| 308 |
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| 309 | // Disable selections from being saved.
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| 310 | saveEnabled = 0;
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| 311 | restoreEnabled = 1;
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| 312 | });
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| 313 |
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| 314 | // IE before version 8 will leave cursor blinking inside the document after
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| 315 | // editor blurred unless we clean up the selection. (#4716)
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| 316 | if ( CKEDITOR.env.ie && CKEDITOR.env.version < 8 )
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| 317 | {
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| 318 | editor.on( 'blur', function( evt )
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| 319 | {
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| 320 | // Try/Catch to avoid errors if the editor is hidden. (#6375)
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| 321 | try
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| 322 | {
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| 323 | editor.document && editor.document.$.selection.empty();
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| 324 | }
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| 325 | catch (e) {}
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| 326 | });
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| 327 | }
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| 328 |
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| 329 | // Listening on document element ensures that
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| 330 | // scrollbar is included. (#5280)
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| 331 | html.on( 'mousedown', function()
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| 332 | {
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| 333 | // Lock restore selection now, as we have
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| 334 | // a followed 'click' event which introduce
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| 335 | // new selection. (#5735)
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| 336 | restoreEnabled = 0;
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| 337 | });
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| 338 |
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| 339 | html.on( 'mouseup', function()
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| 340 | {
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| 341 | restoreEnabled = 1;
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| 342 | });
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| 343 |
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| 344 | // In IE6/7 the blinking cursor appears, but contents are
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| 345 | // not editable. (#5634)
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| 346 | if ( CKEDITOR.env.ie && ( CKEDITOR.env.ie7Compat || CKEDITOR.env.version < 8 || CKEDITOR.env.quirks ) )
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| 347 | {
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| 348 | // The 'click' event is not fired when clicking the
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| 349 | // scrollbars, so we can use it to check whether
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| 350 | // the empty space following <body> has been clicked.
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| 351 | html.on( 'click', function( evt )
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| 352 | {
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| 353 | if ( evt.data.getTarget().getName() == 'html' )
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| 354 | editor.getSelection().getRanges()[ 0 ].select();
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| 355 | });
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| 356 | }
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| 357 |
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| 358 | var scroll;
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| 359 | // IE fires the "selectionchange" event when clicking
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| 360 | // inside a selection. We don't want to capture that.
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| 361 | body.on( 'mousedown', function( evt )
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| 362 | {
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| 363 | // IE scrolls document to top on right mousedown
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| 364 | // when editor has no focus, remember this scroll
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| 365 | // position and revert it before context menu opens. (#5778)
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| 366 | if ( evt.data.$.button == 2 )
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| 367 | {
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| 368 | var sel = editor.document.$.selection;
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| 369 | if ( sel.type == 'None' )
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| 370 | scroll = editor.window.getScrollPosition();
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| 371 | }
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| 372 | disableSave();
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| 373 | });
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| 374 |
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| 375 | body.on( 'mouseup',
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| 376 | function( evt )
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| 377 | {
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| 378 | // Restore recorded scroll position when needed on right mouseup.
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| 379 | if ( evt.data.$.button == 2 && scroll )
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| 380 | {
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| 381 | editor.document.$.documentElement.scrollLeft = scroll.x;
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| 382 | editor.document.$.documentElement.scrollTop = scroll.y;
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| 383 | }
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| 384 | scroll = null;
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| 385 |
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| 386 | saveEnabled = 1;
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| 387 | setTimeout( function()
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| 388 | {
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| 389 | saveSelection( true );
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| 390 | },
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| 391 | 0 );
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| 392 | });
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| 393 |
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| 394 | body.on( 'keydown', disableSave );
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| 395 | body.on( 'keyup',
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| 396 | function()
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| 397 | {
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| 398 | saveEnabled = 1;
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| 399 | saveSelection();
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| 400 | });
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| 401 |
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| 402 |
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| 403 | // IE is the only to provide the "selectionchange"
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| 404 | // event.
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| 405 | doc.on( 'selectionchange', saveSelection );
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| 406 |
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| 407 | function disableSave()
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| 408 | {
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| 409 | saveEnabled = 0;
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| 410 | }
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| 411 |
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| 412 | function saveSelection( testIt )
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| 413 | {
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| 414 | if ( saveEnabled )
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| 415 | {
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| 416 | var doc = editor.document,
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| 417 | sel = editor.getSelection(),
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| 418 | nativeSel = sel && sel.getNative();
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| 419 |
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| 420 | // There is a very specific case, when clicking
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| 421 | // inside a text selection. In that case, the
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| 422 | // selection collapses at the clicking point,
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| 423 | // but the selection object remains in an
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| 424 | // unknown state, making createRange return a
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| 425 | // range at the very start of the document. In
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| 426 | // such situation we have to test the range, to
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| 427 | // be sure it's valid.
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| 428 | if ( testIt && nativeSel && nativeSel.type == 'None' )
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| 429 | {
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| 430 | // The "InsertImage" command can be used to
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| 431 | // test whether the selection is good or not.
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| 432 | // If not, it's enough to give some time to
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| 433 | // IE to put things in order for us.
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| 434 | if ( !doc.$.queryCommandEnabled( 'InsertImage' ) )
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| 435 | {
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| 436 | CKEDITOR.tools.setTimeout( saveSelection, 50, this, true );
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| 437 | return;
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| 438 | }
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| 439 | }
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| 440 |
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| 441 | // Avoid saving selection from within text input. (#5747)
|
|---|
| 442 | var parentTag;
|
|---|
| 443 | if ( nativeSel && nativeSel.type && nativeSel.type != 'Control'
|
|---|
| 444 | && ( parentTag = nativeSel.createRange() )
|
|---|
| 445 | && ( parentTag = parentTag.parentElement() )
|
|---|
| 446 | && ( parentTag = parentTag.nodeName )
|
|---|
| 447 | && parentTag.toLowerCase() in { input: 1, textarea : 1 } )
|
|---|
| 448 | {
|
|---|
| 449 | return;
|
|---|
| 450 | }
|
|---|
| 451 |
|
|---|
| 452 | savedRange = nativeSel && sel.getRanges()[ 0 ];
|
|---|
| 453 |
|
|---|
| 454 | checkSelectionChangeTimeout.call( editor );
|
|---|
| 455 | }
|
|---|
| 456 | }
|
|---|
| 457 | }
|
|---|
| 458 | else
|
|---|
| 459 | {
|
|---|
| 460 | // In other browsers, we make the selection change
|
|---|
| 461 | // check based on other events, like clicks or keys
|
|---|
| 462 | // press.
|
|---|
| 463 |
|
|---|
| 464 | doc.on( 'mouseup', checkSelectionChangeTimeout, editor );
|
|---|
| 465 | doc.on( 'keyup', checkSelectionChangeTimeout, editor );
|
|---|
| 466 | doc.on( 'selectionchange', checkSelectionChangeTimeout, editor );
|
|---|
| 467 | }
|
|---|
| 468 | });
|
|---|
| 469 |
|
|---|
| 470 | // Clear the cached range path before unload. (#7174)
|
|---|
| 471 | editor.on( 'contentDomUnload', editor.forceNextSelectionCheck, editor );
|
|---|
| 472 |
|
|---|
| 473 | editor.addCommand( 'selectAll', selectAllCmd );
|
|---|
| 474 | editor.ui.addButton( 'SelectAll',
|
|---|
| 475 | {
|
|---|
| 476 | label : editor.lang.selectAll,
|
|---|
| 477 | command : 'selectAll'
|
|---|
| 478 | });
|
|---|
| 479 |
|
|---|
| 480 | editor.selectionChange = checkSelectionChangeTimeout;
|
|---|
| 481 |
|
|---|
| 482 | // IE9 might cease to work if there's an object selection inside the iframe (#7639).
|
|---|
| 483 | CKEDITOR.env.ie9Compat && editor.on( 'destroy', function()
|
|---|
| 484 | {
|
|---|
| 485 | var sel = editor.getSelection();
|
|---|
| 486 | sel && sel.getNative().clear();
|
|---|
| 487 | }, null, null, 9 );
|
|---|
| 488 | }
|
|---|
| 489 | });
|
|---|
| 490 |
|
|---|
| 491 | /**
|
|---|
| 492 | * Gets the current selection from the editing area when in WYSIWYG mode.
|
|---|
| 493 | * @returns {CKEDITOR.dom.selection} A selection object or null if not in
|
|---|
| 494 | * WYSIWYG mode or no selection is available.
|
|---|
| 495 | * @example
|
|---|
| 496 | * var selection = CKEDITOR.instances.editor1.<strong>getSelection()</strong>;
|
|---|
| 497 | * alert( selection.getType() );
|
|---|
| 498 | */
|
|---|
| 499 | CKEDITOR.editor.prototype.getSelection = function()
|
|---|
| 500 | {
|
|---|
| 501 | return this.document && this.document.getSelection();
|
|---|
| 502 | };
|
|---|
| 503 |
|
|---|
| 504 | CKEDITOR.editor.prototype.forceNextSelectionCheck = function()
|
|---|
| 505 | {
|
|---|
| 506 | delete this._.selectionPreviousPath;
|
|---|
| 507 | };
|
|---|
| 508 |
|
|---|
| 509 | /**
|
|---|
| 510 | * Gets the current selection from the document.
|
|---|
| 511 | * @returns {CKEDITOR.dom.selection} A selection object.
|
|---|
| 512 | * @example
|
|---|
| 513 | * var selection = CKEDITOR.instances.editor1.document.<strong>getSelection()</strong>;
|
|---|
| 514 | * alert( selection.getType() );
|
|---|
| 515 | */
|
|---|
| 516 | CKEDITOR.dom.document.prototype.getSelection = function()
|
|---|
| 517 | {
|
|---|
| 518 | var sel = new CKEDITOR.dom.selection( this );
|
|---|
| 519 | return ( !sel || sel.isInvalid ) ? null : sel;
|
|---|
| 520 | };
|
|---|
| 521 |
|
|---|
| 522 | /**
|
|---|
| 523 | * No selection.
|
|---|
| 524 | * @constant
|
|---|
| 525 | * @example
|
|---|
| 526 | * if ( editor.getSelection().getType() == CKEDITOR.SELECTION_NONE )
|
|---|
| 527 | * alert( 'Nothing is selected' );
|
|---|
| 528 | */
|
|---|
| 529 | CKEDITOR.SELECTION_NONE = 1;
|
|---|
| 530 |
|
|---|
| 531 | /**
|
|---|
| 532 | * A text or a collapsed selection.
|
|---|
| 533 | * @constant
|
|---|
| 534 | * @example
|
|---|
| 535 | * if ( editor.getSelection().getType() == CKEDITOR.SELECTION_TEXT )
|
|---|
| 536 | * alert( 'A text is selected' );
|
|---|
| 537 | */
|
|---|
| 538 | CKEDITOR.SELECTION_TEXT = 2;
|
|---|
| 539 |
|
|---|
| 540 | /**
|
|---|
| 541 | * Element selection.
|
|---|
| 542 | * @constant
|
|---|
| 543 | * @example
|
|---|
| 544 | * if ( editor.getSelection().getType() == CKEDITOR.SELECTION_ELEMENT )
|
|---|
| 545 | * alert( 'An element is selected' );
|
|---|
| 546 | */
|
|---|
| 547 | CKEDITOR.SELECTION_ELEMENT = 3;
|
|---|
| 548 |
|
|---|
| 549 | /**
|
|---|
| 550 | * Manipulates the selection in a DOM document.
|
|---|
| 551 | * @constructor
|
|---|
| 552 | * @param {CKEDITOR.dom.document} document The DOM document that contains the selection.
|
|---|
| 553 | * @example
|
|---|
| 554 | * var sel = new <strong>CKEDITOR.dom.selection( CKEDITOR.document )</strong>;
|
|---|
| 555 | */
|
|---|
| 556 | CKEDITOR.dom.selection = function( document )
|
|---|
| 557 | {
|
|---|
| 558 | var lockedSelection = document.getCustomData( 'cke_locked_selection' );
|
|---|
| 559 |
|
|---|
| 560 | if ( lockedSelection )
|
|---|
| 561 | return lockedSelection;
|
|---|
| 562 |
|
|---|
| 563 | this.document = document;
|
|---|
| 564 | this.isLocked = 0;
|
|---|
| 565 | this._ =
|
|---|
| 566 | {
|
|---|
| 567 | cache : {}
|
|---|
| 568 | };
|
|---|
| 569 |
|
|---|
| 570 | /**
|
|---|
| 571 | * IE BUG: The selection's document may be a different document than the
|
|---|
| 572 | * editor document. Return null if that is the case.
|
|---|
| 573 | */
|
|---|
| 574 | if ( CKEDITOR.env.ie )
|
|---|
| 575 | {
|
|---|
| 576 | var range = this.getNative().createRange();
|
|---|
| 577 | if ( !range
|
|---|
| 578 | || ( range.item && range.item(0).ownerDocument != this.document.$ )
|
|---|
| 579 | || ( range.parentElement && range.parentElement().ownerDocument != this.document.$ ) )
|
|---|
| 580 | {
|
|---|
| 581 | this.isInvalid = true;
|
|---|
| 582 | }
|
|---|
| 583 | }
|
|---|
| 584 |
|
|---|
| 585 | return this;
|
|---|
| 586 | };
|
|---|
| 587 |
|
|---|
| 588 | var styleObjectElements =
|
|---|
| 589 | {
|
|---|
| 590 | img:1,hr:1,li:1,table:1,tr:1,td:1,th:1,embed:1,object:1,ol:1,ul:1,
|
|---|
| 591 | a:1,input:1,form:1,select:1,textarea:1,button:1,fieldset:1,thead:1,tfoot:1
|
|---|
| 592 | };
|
|---|
| 593 |
|
|---|
| 594 | CKEDITOR.dom.selection.prototype =
|
|---|
| 595 | {
|
|---|
| 596 | /**
|
|---|
| 597 | * Gets the native selection object from the browser.
|
|---|
| 598 | * @function
|
|---|
| 599 | * @returns {Object} The native browser selection object.
|
|---|
| 600 | * @example
|
|---|
| 601 | * var selection = editor.getSelection().<strong>getNative()</strong>;
|
|---|
| 602 | */
|
|---|
| 603 | getNative :
|
|---|
| 604 | CKEDITOR.env.ie ?
|
|---|
| 605 | function()
|
|---|
| 606 | {
|
|---|
| 607 | return this._.cache.nativeSel || ( this._.cache.nativeSel = this.document.$.selection );
|
|---|
| 608 | }
|
|---|
| 609 | :
|
|---|
| 610 | function()
|
|---|
| 611 | {
|
|---|
| 612 | return this._.cache.nativeSel || ( this._.cache.nativeSel = this.document.getWindow().$.getSelection() );
|
|---|
| 613 | },
|
|---|
| 614 |
|
|---|
| 615 | /**
|
|---|
| 616 | * Gets the type of the current selection. The following values are
|
|---|
| 617 | * available:
|
|---|
| 618 | * <ul>
|
|---|
| 619 | * <li><code>{@link CKEDITOR.SELECTION_NONE}</code> (1): No selection.</li>
|
|---|
| 620 | * <li><code>{@link CKEDITOR.SELECTION_TEXT}</code> (2): A text or a collapsed
|
|---|
| 621 | * selection is selected.</li>
|
|---|
| 622 | * <li><code>{@link CKEDITOR.SELECTION_ELEMENT}</code> (3): An element is
|
|---|
| 623 | * selected.</li>
|
|---|
| 624 | * </ul>
|
|---|
| 625 | * @function
|
|---|
| 626 | * @returns {Number} One of the following constant values:
|
|---|
| 627 | * <code>{@link CKEDITOR.SELECTION_NONE}</code>, <code>{@link CKEDITOR.SELECTION_TEXT}</code>, or
|
|---|
| 628 | * <code>{@link CKEDITOR.SELECTION_ELEMENT}</code>.
|
|---|
| 629 | * @example
|
|---|
| 630 | * if ( editor.getSelection().<strong>getType()</strong> == CKEDITOR.SELECTION_TEXT )
|
|---|
| 631 | * alert( 'A text is selected' );
|
|---|
| 632 | */
|
|---|
| 633 | getType :
|
|---|
| 634 | CKEDITOR.env.ie ?
|
|---|
| 635 | function()
|
|---|
| 636 | {
|
|---|
| 637 | var cache = this._.cache;
|
|---|
| 638 | if ( cache.type )
|
|---|
| 639 | return cache.type;
|
|---|
| 640 |
|
|---|
| 641 | var type = CKEDITOR.SELECTION_NONE;
|
|---|
| 642 |
|
|---|
| 643 | try
|
|---|
| 644 | {
|
|---|
| 645 | var sel = this.getNative(),
|
|---|
| 646 | ieType = sel.type;
|
|---|
| 647 |
|
|---|
| 648 | if ( ieType == 'Text' )
|
|---|
| 649 | type = CKEDITOR.SELECTION_TEXT;
|
|---|
| 650 |
|
|---|
| 651 | if ( ieType == 'Control' )
|
|---|
| 652 | type = CKEDITOR.SELECTION_ELEMENT;
|
|---|
| 653 |
|
|---|
| 654 | // It is possible that we can still get a text range
|
|---|
| 655 | // object even when type == 'None' is returned by IE.
|
|---|
| 656 | // So we'd better check the object returned by
|
|---|
| 657 | // createRange() rather than by looking at the type.
|
|---|
| 658 | if ( sel.createRange().parentElement )
|
|---|
| 659 | type = CKEDITOR.SELECTION_TEXT;
|
|---|
| 660 | }
|
|---|
| 661 | catch(e) {}
|
|---|
| 662 |
|
|---|
| 663 | return ( cache.type = type );
|
|---|
| 664 | }
|
|---|
| 665 | :
|
|---|
| 666 | function()
|
|---|
| 667 | {
|
|---|
| 668 | var cache = this._.cache;
|
|---|
| 669 | if ( cache.type )
|
|---|
| 670 | return cache.type;
|
|---|
| 671 |
|
|---|
| 672 | var type = CKEDITOR.SELECTION_TEXT;
|
|---|
| 673 |
|
|---|
| 674 | var sel = this.getNative();
|
|---|
| 675 |
|
|---|
| 676 | if ( !sel )
|
|---|
| 677 | type = CKEDITOR.SELECTION_NONE;
|
|---|
| 678 | else if ( sel.rangeCount == 1 )
|
|---|
| 679 | {
|
|---|
| 680 | // Check if the actual selection is a control (IMG,
|
|---|
| 681 | // TABLE, HR, etc...).
|
|---|
| 682 |
|
|---|
| 683 | var range = sel.getRangeAt(0),
|
|---|
| 684 | startContainer = range.startContainer;
|
|---|
| 685 |
|
|---|
| 686 | if ( startContainer == range.endContainer
|
|---|
| 687 | && startContainer.nodeType == 1
|
|---|
| 688 | && ( range.endOffset - range.startOffset ) == 1
|
|---|
| 689 | && styleObjectElements[ startContainer.childNodes[ range.startOffset ].nodeName.toLowerCase() ] )
|
|---|
| 690 | {
|
|---|
| 691 | type = CKEDITOR.SELECTION_ELEMENT;
|
|---|
| 692 | }
|
|---|
| 693 | }
|
|---|
| 694 |
|
|---|
| 695 | return ( cache.type = type );
|
|---|
| 696 | },
|
|---|
| 697 |
|
|---|
| 698 | /**
|
|---|
| 699 | * Retrieves the <code>{@link CKEDITOR.dom.range}</code> instances that represent the current selection.
|
|---|
| 700 | * Note: Some browsers return multiple ranges even for a continuous selection. Firefox, for example, returns
|
|---|
| 701 | * one range for each table cell when one or more table rows are selected.
|
|---|
| 702 | * @function
|
|---|
| 703 | * @param {Boolean} [onlyEditables] If set to <code>true</code>, this function retrives editable ranges only.
|
|---|
| 704 | * @return {Array} Range instances that represent the current selection.
|
|---|
| 705 | * @example
|
|---|
| 706 | * var ranges = selection.<strong>getRanges()</strong>;
|
|---|
| 707 | * alert( ranges.length );
|
|---|
| 708 | */
|
|---|
| 709 | getRanges : (function()
|
|---|
| 710 | {
|
|---|
| 711 | var func = CKEDITOR.env.ie ?
|
|---|
| 712 | ( function()
|
|---|
| 713 | {
|
|---|
| 714 | function getNodeIndex( node ) { return new CKEDITOR.dom.node( node ).getIndex(); }
|
|---|
| 715 |
|
|---|
| 716 | // Finds the container and offset for a specific boundary
|
|---|
| 717 | // of an IE range.
|
|---|
| 718 | var getBoundaryInformation = function( range, start )
|
|---|
| 719 | {
|
|---|
| 720 | // Creates a collapsed range at the requested boundary.
|
|---|
| 721 | range = range.duplicate();
|
|---|
| 722 | range.collapse( start );
|
|---|
| 723 |
|
|---|
| 724 | // Gets the element that encloses the range entirely.
|
|---|
| 725 | var parent = range.parentElement(),
|
|---|
| 726 | doc = parent.ownerDocument;
|
|---|
| 727 |
|
|---|
| 728 | // Empty parent element, e.g. <i>^</i>
|
|---|
| 729 | if ( !parent.hasChildNodes() )
|
|---|
| 730 | return { container : parent, offset : 0 };
|
|---|
| 731 |
|
|---|
| 732 | var siblings = parent.children,
|
|---|
| 733 | child,
|
|---|
| 734 | sibling,
|
|---|
| 735 | testRange = range.duplicate(),
|
|---|
| 736 | startIndex = 0,
|
|---|
| 737 | endIndex = siblings.length - 1,
|
|---|
| 738 | index = -1,
|
|---|
| 739 | position,
|
|---|
| 740 | distance;
|
|---|
| 741 |
|
|---|
| 742 | // Binary search over all element childs to test the range to see whether
|
|---|
| 743 | // range is right on the boundary of one element.
|
|---|
| 744 | while ( startIndex <= endIndex )
|
|---|
| 745 | {
|
|---|
| 746 | index = Math.floor( ( startIndex + endIndex ) / 2 );
|
|---|
| 747 | child = siblings[ index ];
|
|---|
| 748 | testRange.moveToElementText( child );
|
|---|
| 749 | position = testRange.compareEndPoints( 'StartToStart', range );
|
|---|
| 750 |
|
|---|
| 751 | if ( position > 0 )
|
|---|
| 752 | endIndex = index - 1;
|
|---|
| 753 | else if ( position < 0 )
|
|---|
| 754 | startIndex = index + 1;
|
|---|
| 755 | else
|
|---|
| 756 | {
|
|---|
| 757 | // IE9 report wrong measurement with compareEndPoints when range anchors between two BRs.
|
|---|
| 758 | // e.g. <p>text<br />^<br /></p> (#7433)
|
|---|
| 759 | if ( CKEDITOR.env.ie9Compat && child.tagName == 'BR' )
|
|---|
| 760 | {
|
|---|
| 761 | var bmId = 'cke_range_marker';
|
|---|
| 762 | range.execCommand( 'CreateBookmark', false, bmId );
|
|---|
| 763 | child = doc.getElementsByName( bmId )[ 0 ];
|
|---|
| 764 | var offset = getNodeIndex( child );
|
|---|
| 765 | parent.removeChild( child );
|
|---|
| 766 | return { container : parent, offset : offset };
|
|---|
| 767 | }
|
|---|
| 768 | else
|
|---|
| 769 | return { container : parent, offset : getNodeIndex( child ) };
|
|---|
| 770 | }
|
|---|
| 771 | }
|
|---|
| 772 |
|
|---|
| 773 | // All childs are text nodes,
|
|---|
| 774 | // or to the right hand of test range are all text nodes. (#6992)
|
|---|
| 775 | if ( index == -1 || index == siblings.length - 1 && position < 0 )
|
|---|
| 776 | {
|
|---|
| 777 | // Adapt test range to embrace the entire parent contents.
|
|---|
| 778 | testRange.moveToElementText( parent );
|
|---|
| 779 | testRange.setEndPoint( 'StartToStart', range );
|
|---|
| 780 |
|
|---|
| 781 | // IE report line break as CRLF with range.text but
|
|---|
| 782 | // only LF with textnode.nodeValue, normalize them to avoid
|
|---|
| 783 | // breaking character counting logic below. (#3949)
|
|---|
| 784 | distance = testRange.text.replace( /(\r\n|\r)/g, '\n' ).length;
|
|---|
| 785 |
|
|---|
| 786 | siblings = parent.childNodes;
|
|---|
| 787 |
|
|---|
| 788 | // Actual range anchor right beside test range at the boundary of text node.
|
|---|
| 789 | if ( !distance )
|
|---|
| 790 | {
|
|---|
| 791 | child = siblings[ siblings.length - 1 ];
|
|---|
| 792 |
|
|---|
| 793 | if ( child.nodeType == CKEDITOR.NODE_ELEMENT )
|
|---|
| 794 | return { container : parent, offset : siblings.length };
|
|---|
| 795 | else
|
|---|
| 796 | return { container : child, offset : child.nodeValue.length };
|
|---|
| 797 | }
|
|---|
| 798 |
|
|---|
| 799 | // Start the measuring until distance overflows, meanwhile count the text nodes.
|
|---|
| 800 | var i = siblings.length;
|
|---|
| 801 | while ( distance > 0 )
|
|---|
| 802 | distance -= siblings[ --i ].nodeValue.length;
|
|---|
| 803 |
|
|---|
| 804 | return { container : siblings[ i ], offset : -distance };
|
|---|
| 805 | }
|
|---|
| 806 | // Test range was one offset beyond OR behind the anchored text node.
|
|---|
| 807 | else
|
|---|
| 808 | {
|
|---|
| 809 | // Adapt one side of test range to the actual range
|
|---|
| 810 | // for measuring the offset between them.
|
|---|
| 811 | testRange.collapse( position > 0 ? true : false );
|
|---|
| 812 | testRange.setEndPoint( position > 0 ? 'StartToStart' : 'EndToStart', range );
|
|---|
| 813 |
|
|---|
| 814 | // IE report line break as CRLF with range.text but
|
|---|
| 815 | // only LF with textnode.nodeValue, normalize them to avoid
|
|---|
| 816 | // breaking character counting logic below. (#3949)
|
|---|
| 817 | distance = testRange.text.replace( /(\r\n|\r)/g, '\n' ).length;
|
|---|
| 818 |
|
|---|
| 819 | // Actual range anchor right beside test range at the inner boundary of text node.
|
|---|
| 820 | if ( !distance )
|
|---|
| 821 | return { container : parent, offset : getNodeIndex( child ) + ( position > 0 ? 0 : 1 ) };
|
|---|
| 822 |
|
|---|
| 823 | // Start the measuring until distance overflows, meanwhile count the text nodes.
|
|---|
| 824 | while ( distance > 0 )
|
|---|
| 825 | {
|
|---|
| 826 | try
|
|---|
| 827 | {
|
|---|
| 828 | sibling = child[ position > 0 ? 'previousSibling' : 'nextSibling' ];
|
|---|
| 829 | distance -= sibling.nodeValue.length;
|
|---|
| 830 | child = sibling;
|
|---|
| 831 | }
|
|---|
| 832 | // Measurement in IE could be somtimes wrong because of <select> element. (#4611)
|
|---|
| 833 | catch( e )
|
|---|
| 834 | {
|
|---|
| 835 | return { container : parent, offset : getNodeIndex( child ) };
|
|---|
| 836 | }
|
|---|
| 837 | }
|
|---|
| 838 |
|
|---|
| 839 | return { container : child, offset : position > 0 ? -distance : child.nodeValue.length + distance };
|
|---|
| 840 | }
|
|---|
| 841 | };
|
|---|
| 842 |
|
|---|
| 843 | return function()
|
|---|
| 844 | {
|
|---|
| 845 | // IE doesn't have range support (in the W3C way), so we
|
|---|
| 846 | // need to do some magic to transform selections into
|
|---|
| 847 | // CKEDITOR.dom.range instances.
|
|---|
| 848 |
|
|---|
| 849 | var sel = this.getNative(),
|
|---|
| 850 | nativeRange = sel && sel.createRange(),
|
|---|
| 851 | type = this.getType(),
|
|---|
| 852 | range;
|
|---|
| 853 |
|
|---|
| 854 | if ( !sel )
|
|---|
| 855 | return [];
|
|---|
| 856 |
|
|---|
| 857 | if ( type == CKEDITOR.SELECTION_TEXT )
|
|---|
| 858 | {
|
|---|
| 859 | range = new CKEDITOR.dom.range( this.document );
|
|---|
| 860 |
|
|---|
| 861 | var boundaryInfo = getBoundaryInformation( nativeRange, true );
|
|---|
| 862 | range.setStart( new CKEDITOR.dom.node( boundaryInfo.container ), boundaryInfo.offset );
|
|---|
| 863 |
|
|---|
| 864 | boundaryInfo = getBoundaryInformation( nativeRange );
|
|---|
| 865 | range.setEnd( new CKEDITOR.dom.node( boundaryInfo.container ), boundaryInfo.offset );
|
|---|
| 866 |
|
|---|
| 867 | // Correct an invalid IE range case on empty list item. (#5850)
|
|---|
| 868 | if ( range.endContainer.getPosition( range.startContainer ) & CKEDITOR.POSITION_PRECEDING
|
|---|
| 869 | && range.endOffset <= range.startContainer.getIndex() )
|
|---|
| 870 | {
|
|---|
| 871 | range.collapse();
|
|---|
| 872 | }
|
|---|
| 873 |
|
|---|
| 874 | return [ range ];
|
|---|
| 875 | }
|
|---|
| 876 | else if ( type == CKEDITOR.SELECTION_ELEMENT )
|
|---|
| 877 | {
|
|---|
| 878 | var retval = [];
|
|---|
| 879 |
|
|---|
| 880 | for ( var i = 0 ; i < nativeRange.length ; i++ )
|
|---|
| 881 | {
|
|---|
| 882 | var element = nativeRange.item( i ),
|
|---|
| 883 | parentElement = element.parentNode,
|
|---|
| 884 | j = 0;
|
|---|
| 885 |
|
|---|
| 886 | range = new CKEDITOR.dom.range( this.document );
|
|---|
| 887 |
|
|---|
| 888 | for (; j < parentElement.childNodes.length && parentElement.childNodes[j] != element ; j++ )
|
|---|
| 889 | { /*jsl:pass*/ }
|
|---|
| 890 |
|
|---|
| 891 | range.setStart( new CKEDITOR.dom.node( parentElement ), j );
|
|---|
| 892 | range.setEnd( new CKEDITOR.dom.node( parentElement ), j + 1 );
|
|---|
| 893 | retval.push( range );
|
|---|
| 894 | }
|
|---|
| 895 |
|
|---|
| 896 | return retval;
|
|---|
| 897 | }
|
|---|
| 898 |
|
|---|
| 899 | return [];
|
|---|
| 900 | };
|
|---|
| 901 | })()
|
|---|
| 902 | :
|
|---|
| 903 | function()
|
|---|
| 904 | {
|
|---|
| 905 |
|
|---|
| 906 | // On browsers implementing the W3C range, we simply
|
|---|
| 907 | // tranform the native ranges in CKEDITOR.dom.range
|
|---|
| 908 | // instances.
|
|---|
| 909 |
|
|---|
| 910 | var ranges = [],
|
|---|
| 911 | range,
|
|---|
| 912 | doc = this.document,
|
|---|
| 913 | sel = this.getNative();
|
|---|
| 914 |
|
|---|
| 915 | if ( !sel )
|
|---|
| 916 | return ranges;
|
|---|
| 917 |
|
|---|
| 918 | // On WebKit, it may happen that we'll have no selection
|
|---|
| 919 | // available. We normalize it here by replicating the
|
|---|
| 920 | // behavior of other browsers.
|
|---|
| 921 | if ( !sel.rangeCount )
|
|---|
| 922 | {
|
|---|
| 923 | range = new CKEDITOR.dom.range( doc );
|
|---|
| 924 | range.moveToElementEditStart( doc.getBody() );
|
|---|
| 925 | ranges.push( range );
|
|---|
| 926 | }
|
|---|
| 927 |
|
|---|
| 928 | for ( var i = 0 ; i < sel.rangeCount ; i++ )
|
|---|
| 929 | {
|
|---|
| 930 | var nativeRange = sel.getRangeAt( i );
|
|---|
| 931 |
|
|---|
| 932 | range = new CKEDITOR.dom.range( doc );
|
|---|
| 933 |
|
|---|
| 934 | range.setStart( new CKEDITOR.dom.node( nativeRange.startContainer ), nativeRange.startOffset );
|
|---|
| 935 | range.setEnd( new CKEDITOR.dom.node( nativeRange.endContainer ), nativeRange.endOffset );
|
|---|
| 936 | ranges.push( range );
|
|---|
| 937 | }
|
|---|
| 938 | return ranges;
|
|---|
| 939 | };
|
|---|
| 940 |
|
|---|
| 941 | return function( onlyEditables )
|
|---|
| 942 | {
|
|---|
| 943 | var cache = this._.cache;
|
|---|
| 944 | if ( cache.ranges && !onlyEditables )
|
|---|
| 945 | return cache.ranges;
|
|---|
| 946 | else if ( !cache.ranges )
|
|---|
| 947 | cache.ranges = new CKEDITOR.dom.rangeList( func.call( this ) );
|
|---|
| 948 |
|
|---|
| 949 | // Split range into multiple by read-only nodes.
|
|---|
| 950 | if ( onlyEditables )
|
|---|
| 951 | {
|
|---|
| 952 | var ranges = cache.ranges;
|
|---|
| 953 | for ( var i = 0; i < ranges.length; i++ )
|
|---|
| 954 | {
|
|---|
| 955 | var range = ranges[ i ];
|
|---|
| 956 |
|
|---|
| 957 | // Drop range spans inside one ready-only node.
|
|---|
| 958 | var parent = range.getCommonAncestor();
|
|---|
| 959 | if ( parent.isReadOnly() )
|
|---|
| 960 | ranges.splice( i, 1 );
|
|---|
| 961 |
|
|---|
| 962 | if ( range.collapsed )
|
|---|
| 963 | continue;
|
|---|
| 964 |
|
|---|
| 965 | // Range may start inside a non-editable element,
|
|---|
| 966 | // replace the range start after it.
|
|---|
| 967 | if ( range.startContainer.isReadOnly() )
|
|---|
| 968 | {
|
|---|
| 969 | var current = range.startContainer;
|
|---|
| 970 | while( current )
|
|---|
| 971 | {
|
|---|
| 972 | if ( current.is( 'body' ) || !current.isReadOnly() )
|
|---|
| 973 | break;
|
|---|
| 974 |
|
|---|
| 975 | if ( current.type == CKEDITOR.NODE_ELEMENT
|
|---|
| 976 | && current.getAttribute( 'contentEditable' ) == 'false' )
|
|---|
| 977 | range.setStartAfter( current );
|
|---|
| 978 |
|
|---|
| 979 | current = current.getParent();
|
|---|
| 980 | }
|
|---|
| 981 | }
|
|---|
| 982 |
|
|---|
| 983 | var startContainer = range.startContainer,
|
|---|
| 984 | endContainer = range.endContainer,
|
|---|
| 985 | startOffset = range.startOffset,
|
|---|
| 986 | endOffset = range.endOffset,
|
|---|
| 987 | walkerRange = range.clone();
|
|---|
| 988 |
|
|---|
| 989 | // Enlarge range start/end with text node to avoid walker
|
|---|
| 990 | // being DOM destructive, it doesn't interfere our checking
|
|---|
| 991 | // of elements below as well.
|
|---|
| 992 | if ( startContainer && startContainer.type == CKEDITOR.NODE_TEXT )
|
|---|
| 993 | {
|
|---|
| 994 | if ( startOffset >= startContainer.getLength() )
|
|---|
| 995 | walkerRange.setStartAfter( startContainer );
|
|---|
| 996 | else
|
|---|
| 997 | walkerRange.setStartBefore( startContainer );
|
|---|
| 998 | }
|
|---|
| 999 |
|
|---|
| 1000 | if ( endContainer && endContainer.type == CKEDITOR.NODE_TEXT )
|
|---|
| 1001 | {
|
|---|
| 1002 | if ( !endOffset )
|
|---|
| 1003 | walkerRange.setEndBefore( endContainer );
|
|---|
| 1004 | else
|
|---|
| 1005 | walkerRange.setEndAfter( endContainer );
|
|---|
| 1006 | }
|
|---|
| 1007 |
|
|---|
| 1008 | // Looking for non-editable element inside the range.
|
|---|
| 1009 | var walker = new CKEDITOR.dom.walker( walkerRange );
|
|---|
| 1010 | walker.evaluator = function( node )
|
|---|
| 1011 | {
|
|---|
| 1012 | if ( node.type == CKEDITOR.NODE_ELEMENT
|
|---|
| 1013 | && node.isReadOnly() )
|
|---|
| 1014 | {
|
|---|
| 1015 | var newRange = range.clone();
|
|---|
| 1016 | range.setEndBefore( node );
|
|---|
| 1017 |
|
|---|
| 1018 | // Drop collapsed range around read-only elements,
|
|---|
| 1019 | // it make sure the range list empty when selecting
|
|---|
| 1020 | // only non-editable elements.
|
|---|
| 1021 | if ( range.collapsed )
|
|---|
| 1022 | ranges.splice( i--, 1 );
|
|---|
| 1023 |
|
|---|
| 1024 | // Avoid creating invalid range.
|
|---|
| 1025 | if ( !( node.getPosition( walkerRange.endContainer ) & CKEDITOR.POSITION_CONTAINS ) )
|
|---|
| 1026 | {
|
|---|
| 1027 | newRange.setStartAfter( node );
|
|---|
| 1028 | if ( !newRange.collapsed )
|
|---|
| 1029 | ranges.splice( i + 1, 0, newRange );
|
|---|
| 1030 | }
|
|---|
| 1031 |
|
|---|
| 1032 | return true;
|
|---|
| 1033 | }
|
|---|
| 1034 |
|
|---|
| 1035 | return false;
|
|---|
| 1036 | };
|
|---|
| 1037 |
|
|---|
| 1038 | walker.next();
|
|---|
| 1039 | }
|
|---|
| 1040 | }
|
|---|
| 1041 |
|
|---|
| 1042 | return cache.ranges;
|
|---|
| 1043 | };
|
|---|
| 1044 | })(),
|
|---|
| 1045 |
|
|---|
| 1046 | /**
|
|---|
| 1047 | * Gets the DOM element in which the selection starts.
|
|---|
| 1048 | * @returns {CKEDITOR.dom.element} The element at the beginning of the
|
|---|
| 1049 | * selection.
|
|---|
| 1050 | * @example
|
|---|
| 1051 | * var element = editor.getSelection().<strong>getStartElement()</strong>;
|
|---|
| 1052 | * alert( element.getName() );
|
|---|
| 1053 | */
|
|---|
| 1054 | getStartElement : function()
|
|---|
| 1055 | {
|
|---|
| 1056 | var cache = this._.cache;
|
|---|
| 1057 | if ( cache.startElement !== undefined )
|
|---|
| 1058 | return cache.startElement;
|
|---|
| 1059 |
|
|---|
| 1060 | var node,
|
|---|
| 1061 | sel = this.getNative();
|
|---|
| 1062 |
|
|---|
| 1063 | switch ( this.getType() )
|
|---|
| 1064 | {
|
|---|
| 1065 | case CKEDITOR.SELECTION_ELEMENT :
|
|---|
| 1066 | return this.getSelectedElement();
|
|---|
| 1067 |
|
|---|
| 1068 | case CKEDITOR.SELECTION_TEXT :
|
|---|
| 1069 |
|
|---|
| 1070 | var range = this.getRanges()[0];
|
|---|
| 1071 |
|
|---|
| 1072 | if ( range )
|
|---|
| 1073 | {
|
|---|
| 1074 | if ( !range.collapsed )
|
|---|
| 1075 | {
|
|---|
| 1076 | range.optimize();
|
|---|
| 1077 |
|
|---|
| 1078 | // Decrease the range content to exclude particial
|
|---|
| 1079 | // selected node on the start which doesn't have
|
|---|
| 1080 | // visual impact. ( #3231 )
|
|---|
| 1081 | while ( 1 )
|
|---|
| 1082 | {
|
|---|
| 1083 | var startContainer = range.startContainer,
|
|---|
| 1084 | startOffset = range.startOffset;
|
|---|
| 1085 | // Limit the fix only to non-block elements.(#3950)
|
|---|
| 1086 | if ( startOffset == ( startContainer.getChildCount ?
|
|---|
| 1087 | startContainer.getChildCount() : startContainer.getLength() )
|
|---|
| 1088 | && !startContainer.isBlockBoundary() )
|
|---|
| 1089 | range.setStartAfter( startContainer );
|
|---|
| 1090 | else break;
|
|---|
| 1091 | }
|
|---|
| 1092 |
|
|---|
| 1093 | node = range.startContainer;
|
|---|
| 1094 |
|
|---|
| 1095 | if ( node.type != CKEDITOR.NODE_ELEMENT )
|
|---|
| 1096 | return node.getParent();
|
|---|
| 1097 |
|
|---|
| 1098 | node = node.getChild( range.startOffset );
|
|---|
| 1099 |
|
|---|
| 1100 | if ( !node || node.type != CKEDITOR.NODE_ELEMENT )
|
|---|
| 1101 | node = range.startContainer;
|
|---|
| 1102 | else
|
|---|
| 1103 | {
|
|---|
| 1104 | var child = node.getFirst();
|
|---|
| 1105 | while ( child && child.type == CKEDITOR.NODE_ELEMENT )
|
|---|
| 1106 | {
|
|---|
| 1107 | node = child;
|
|---|
| 1108 | child = child.getFirst();
|
|---|
| 1109 | }
|
|---|
| 1110 | }
|
|---|
| 1111 | }
|
|---|
| 1112 | else
|
|---|
| 1113 | {
|
|---|
| 1114 | node = range.startContainer;
|
|---|
| 1115 | if ( node.type != CKEDITOR.NODE_ELEMENT )
|
|---|
| 1116 | node = node.getParent();
|
|---|
| 1117 | }
|
|---|
| 1118 |
|
|---|
| 1119 | node = node.$;
|
|---|
| 1120 | }
|
|---|
| 1121 | }
|
|---|
| 1122 |
|
|---|
| 1123 | return cache.startElement = ( node ? new CKEDITOR.dom.element( node ) : null );
|
|---|
| 1124 | },
|
|---|
| 1125 |
|
|---|
| 1126 | /**
|
|---|
| 1127 | * Gets the currently selected element.
|
|---|
| 1128 | * @returns {CKEDITOR.dom.element} The selected element. Null if no
|
|---|
| 1129 | * selection is available or the selection type is not
|
|---|
| 1130 | * <code>{@link CKEDITOR.SELECTION_ELEMENT}</code>.
|
|---|
| 1131 | * @example
|
|---|
| 1132 | * var element = editor.getSelection().<strong>getSelectedElement()</strong>;
|
|---|
| 1133 | * alert( element.getName() );
|
|---|
| 1134 | */
|
|---|
| 1135 | getSelectedElement : function()
|
|---|
| 1136 | {
|
|---|
| 1137 | var cache = this._.cache;
|
|---|
| 1138 | if ( cache.selectedElement !== undefined )
|
|---|
| 1139 | return cache.selectedElement;
|
|---|
| 1140 |
|
|---|
| 1141 | var self = this;
|
|---|
| 1142 |
|
|---|
| 1143 | var node = CKEDITOR.tools.tryThese(
|
|---|
| 1144 | // Is it native IE control type selection?
|
|---|
| 1145 | function()
|
|---|
| 1146 | {
|
|---|
| 1147 | return self.getNative().createRange().item( 0 );
|
|---|
| 1148 | },
|
|---|
| 1149 | // If a table or list is fully selected.
|
|---|
| 1150 | function()
|
|---|
| 1151 | {
|
|---|
| 1152 | var root,
|
|---|
| 1153 | retval,
|
|---|
| 1154 | range = self.getRanges()[ 0 ],
|
|---|
| 1155 | ancestor = range.getCommonAncestor( 1, 1 ),
|
|---|
| 1156 | tags = { table:1,ul:1,ol:1,dl:1 };
|
|---|
| 1157 |
|
|---|
| 1158 | for ( var t in tags )
|
|---|
| 1159 | {
|
|---|
| 1160 | if ( root = ancestor.getAscendant( t, 1 ) )
|
|---|
| 1161 | break;
|
|---|
| 1162 | }
|
|---|
| 1163 |
|
|---|
| 1164 | if ( root )
|
|---|
| 1165 | {
|
|---|
| 1166 | // Enlarging the start boundary.
|
|---|
| 1167 | var testRange = new CKEDITOR.dom.range( this.document );
|
|---|
| 1168 | testRange.setStartAt( root, CKEDITOR.POSITION_AFTER_START );
|
|---|
| 1169 | testRange.setEnd( range.startContainer, range.startOffset );
|
|---|
| 1170 |
|
|---|
| 1171 | var enlargeables = CKEDITOR.tools.extend( tags, CKEDITOR.dtd.$listItem, CKEDITOR.dtd.$tableContent ),
|
|---|
| 1172 | walker = new CKEDITOR.dom.walker( testRange ),
|
|---|
| 1173 | // Check the range is at the inner boundary of the structural element.
|
|---|
| 1174 | guard = function( walker, isEnd )
|
|---|
| 1175 | {
|
|---|
| 1176 | return function( node, isWalkOut )
|
|---|
| 1177 | {
|
|---|
| 1178 | if ( node.type == CKEDITOR.NODE_TEXT && ( !CKEDITOR.tools.trim( node.getText() ) || node.getParent().data( 'cke-bookmark' ) ) )
|
|---|
| 1179 | return true;
|
|---|
| 1180 |
|
|---|
| 1181 | var tag;
|
|---|
| 1182 | if ( node.type == CKEDITOR.NODE_ELEMENT )
|
|---|
| 1183 | {
|
|---|
| 1184 | tag = node.getName();
|
|---|
| 1185 |
|
|---|
| 1186 | // Bypass bogus br at the end of block.
|
|---|
| 1187 | if ( tag == 'br' && isEnd && node.equals( node.getParent().getBogus() ) )
|
|---|
| 1188 | return true;
|
|---|
| 1189 |
|
|---|
| 1190 | if ( isWalkOut && tag in enlargeables || tag in CKEDITOR.dtd.$removeEmpty )
|
|---|
| 1191 | return true;
|
|---|
| 1192 | }
|
|---|
| 1193 |
|
|---|
| 1194 | walker.halted = 1;
|
|---|
| 1195 | return false;
|
|---|
| 1196 | };
|
|---|
| 1197 | };
|
|---|
| 1198 |
|
|---|
| 1199 | walker.guard = guard( walker );
|
|---|
| 1200 |
|
|---|
| 1201 | if ( walker.checkBackward() && !walker.halted )
|
|---|
| 1202 | {
|
|---|
| 1203 | walker = new CKEDITOR.dom.walker( testRange );
|
|---|
| 1204 | testRange.setStart( range.endContainer, range.endOffset );
|
|---|
| 1205 | testRange.setEndAt( root, CKEDITOR.POSITION_BEFORE_END );
|
|---|
| 1206 | walker.guard = guard( walker, 1 );
|
|---|
| 1207 | if ( walker.checkForward() && !walker.halted )
|
|---|
| 1208 | retval = root.$;
|
|---|
| 1209 | }
|
|---|
| 1210 | }
|
|---|
| 1211 |
|
|---|
| 1212 | if ( !retval )
|
|---|
| 1213 | throw 0;
|
|---|
| 1214 |
|
|---|
| 1215 | return retval;
|
|---|
| 1216 | },
|
|---|
| 1217 | // Figure it out by checking if there's a single enclosed
|
|---|
| 1218 | // node of the range.
|
|---|
| 1219 | function()
|
|---|
| 1220 | {
|
|---|
| 1221 | var range = self.getRanges()[ 0 ],
|
|---|
| 1222 | enclosed,
|
|---|
| 1223 | selected;
|
|---|
| 1224 |
|
|---|
| 1225 | // Check first any enclosed element, e.g. <ul>[<li><a href="#">item</a></li>]</ul>
|
|---|
| 1226 | for ( var i = 2; i && !( ( enclosed = range.getEnclosedNode() )
|
|---|
| 1227 | && ( enclosed.type == CKEDITOR.NODE_ELEMENT )
|
|---|
| 1228 | && styleObjectElements[ enclosed.getName() ]
|
|---|
| 1229 | && ( selected = enclosed ) ); i-- )
|
|---|
| 1230 | {
|
|---|
| 1231 | // Then check any deep wrapped element, e.g. [<b><i><img /></i></b>]
|
|---|
| 1232 | range.shrink( CKEDITOR.SHRINK_ELEMENT );
|
|---|
| 1233 | }
|
|---|
| 1234 |
|
|---|
| 1235 | return selected.$;
|
|---|
| 1236 | });
|
|---|
| 1237 |
|
|---|
| 1238 | return cache.selectedElement = ( node ? new CKEDITOR.dom.element( node ) : null );
|
|---|
| 1239 | },
|
|---|
| 1240 |
|
|---|
| 1241 | /**
|
|---|
| 1242 | * Retrieves the text contained within the range. An empty string is returned for non-text selection.
|
|---|
| 1243 | * @returns {String} A string of text within the current selection.
|
|---|
| 1244 | * @since 3.6.1
|
|---|
| 1245 | * @example
|
|---|
| 1246 | * var text = editor.getSelection().<strong>getSelectedText()</strong>;
|
|---|
| 1247 | * alert( text );
|
|---|
| 1248 | */
|
|---|
| 1249 | getSelectedText : function()
|
|---|
| 1250 | {
|
|---|
| 1251 | var cache = this._.cache;
|
|---|
| 1252 | if ( cache.selectedText !== undefined )
|
|---|
| 1253 | return cache.selectedText;
|
|---|
| 1254 |
|
|---|
| 1255 | var text = '',
|
|---|
| 1256 | nativeSel = this.getNative();
|
|---|
| 1257 | if ( this.getType() == CKEDITOR.SELECTION_TEXT )
|
|---|
| 1258 | text = CKEDITOR.env.ie ? nativeSel.createRange().text : nativeSel.toString();
|
|---|
| 1259 |
|
|---|
| 1260 | return ( cache.selectedText = text );
|
|---|
| 1261 | },
|
|---|
| 1262 |
|
|---|
| 1263 | /**
|
|---|
| 1264 | * Locks the selection made in the editor in order to make it possible to
|
|---|
| 1265 | * manipulate it without browser interference. A locked selection is
|
|---|
| 1266 | * cached and remains unchanged until it is released with the <code>#unlock</code>
|
|---|
| 1267 | * method.
|
|---|
| 1268 | * @example
|
|---|
| 1269 | * editor.getSelection().<strong>lock()</strong>;
|
|---|
| 1270 | */
|
|---|
| 1271 | lock : function()
|
|---|
| 1272 | {
|
|---|
| 1273 | // Call all cacheable function.
|
|---|
| 1274 | this.getRanges();
|
|---|
| 1275 | this.getStartElement();
|
|---|
| 1276 | this.getSelectedElement();
|
|---|
| 1277 | this.getSelectedText();
|
|---|
| 1278 |
|
|---|
| 1279 | // The native selection is not available when locked.
|
|---|
| 1280 | this._.cache.nativeSel = {};
|
|---|
| 1281 |
|
|---|
| 1282 | this.isLocked = 1;
|
|---|
| 1283 |
|
|---|
| 1284 | // Save this selection inside the DOM document.
|
|---|
| 1285 | this.document.setCustomData( 'cke_locked_selection', this );
|
|---|
| 1286 | },
|
|---|
| 1287 |
|
|---|
| 1288 | /**
|
|---|
| 1289 | * Unlocks the selection made in the editor and locked with the <code>#lock</code> method.
|
|---|
| 1290 | * An unlocked selection is no longer cached and can be changed.
|
|---|
| 1291 | * @param {Boolean} [restore] If set to <code>true</code>, the selection is restored back to the selection saved earlier by using the <code>#lock</code> method.
|
|---|
| 1292 | * @example
|
|---|
| 1293 | * editor.getSelection().<strong>unlock()</strong>;
|
|---|
| 1294 | */
|
|---|
| 1295 | unlock : function( restore )
|
|---|
| 1296 | {
|
|---|
| 1297 | var doc = this.document,
|
|---|
| 1298 | lockedSelection = doc.getCustomData( 'cke_locked_selection' );
|
|---|
| 1299 |
|
|---|
| 1300 | if ( lockedSelection )
|
|---|
| 1301 | {
|
|---|
| 1302 | doc.setCustomData( 'cke_locked_selection', null );
|
|---|
| 1303 |
|
|---|
| 1304 | if ( restore )
|
|---|
| 1305 | {
|
|---|
| 1306 | var selectedElement = lockedSelection.getSelectedElement(),
|
|---|
| 1307 | ranges = !selectedElement && lockedSelection.getRanges();
|
|---|
| 1308 |
|
|---|
| 1309 | this.isLocked = 0;
|
|---|
| 1310 | this.reset();
|
|---|
| 1311 |
|
|---|
| 1312 | doc.getBody().focus();
|
|---|
| 1313 |
|
|---|
| 1314 | if ( selectedElement )
|
|---|
| 1315 | this.selectElement( selectedElement );
|
|---|
| 1316 | else
|
|---|
| 1317 | this.selectRanges( ranges );
|
|---|
| 1318 | }
|
|---|
| 1319 | }
|
|---|
| 1320 |
|
|---|
| 1321 | if ( !lockedSelection || !restore )
|
|---|
| 1322 | {
|
|---|
| 1323 | this.isLocked = 0;
|
|---|
| 1324 | this.reset();
|
|---|
| 1325 | }
|
|---|
| 1326 | },
|
|---|
| 1327 |
|
|---|
| 1328 | /**
|
|---|
| 1329 | * Clears the selection cache.
|
|---|
| 1330 | * @example
|
|---|
| 1331 | * editor.getSelection().<strong>reset()</strong>;
|
|---|
| 1332 | */
|
|---|
| 1333 | reset : function()
|
|---|
| 1334 | {
|
|---|
| 1335 | this._.cache = {};
|
|---|
| 1336 | },
|
|---|
| 1337 |
|
|---|
| 1338 | /**
|
|---|
| 1339 | * Makes the current selection of type <code>{@link CKEDITOR.SELECTION_ELEMENT}</code> by enclosing the specified element.
|
|---|
| 1340 | * @param {CKEDITOR.dom.element} element The element to enclose in the selection.
|
|---|
| 1341 | * @example
|
|---|
| 1342 | * var element = editor.document.getById( 'sampleElement' );
|
|---|
| 1343 | * editor.getSelection.<strong>selectElement( element )</strong>;
|
|---|
| 1344 | */
|
|---|
| 1345 | selectElement : function( element )
|
|---|
| 1346 | {
|
|---|
| 1347 | if ( this.isLocked )
|
|---|
| 1348 | {
|
|---|
| 1349 | var range = new CKEDITOR.dom.range( this.document );
|
|---|
| 1350 | range.setStartBefore( element );
|
|---|
| 1351 | range.setEndAfter( element );
|
|---|
| 1352 |
|
|---|
| 1353 | this._.cache.selectedElement = element;
|
|---|
| 1354 | this._.cache.startElement = element;
|
|---|
| 1355 | this._.cache.ranges = new CKEDITOR.dom.rangeList( range );
|
|---|
| 1356 | this._.cache.type = CKEDITOR.SELECTION_ELEMENT;
|
|---|
| 1357 |
|
|---|
| 1358 | return;
|
|---|
| 1359 | }
|
|---|
| 1360 |
|
|---|
| 1361 | range = new CKEDITOR.dom.range( element.getDocument() );
|
|---|
| 1362 | range.setStartBefore( element );
|
|---|
| 1363 | range.setEndAfter( element );
|
|---|
| 1364 | range.select();
|
|---|
| 1365 |
|
|---|
| 1366 | this.document.fire( 'selectionchange' );
|
|---|
| 1367 | this.reset();
|
|---|
| 1368 |
|
|---|
| 1369 | },
|
|---|
| 1370 |
|
|---|
| 1371 | /**
|
|---|
| 1372 | * Clears the original selection and adds the specified ranges
|
|---|
| 1373 | * to the document selection.
|
|---|
| 1374 | * @param {Array} ranges An array of <code>{@link CKEDITOR.dom.range}</code> instances representing ranges to be added to the document.
|
|---|
| 1375 | * @example
|
|---|
| 1376 | * var ranges = new CKEDITOR.dom.range( editor.document );
|
|---|
| 1377 | * editor.getSelection().<strong>selectRanges( [ ranges ] )</strong>;
|
|---|
| 1378 | */
|
|---|
| 1379 | selectRanges : function( ranges )
|
|---|
| 1380 | {
|
|---|
| 1381 | if ( this.isLocked )
|
|---|
| 1382 | {
|
|---|
| 1383 | this._.cache.selectedElement = null;
|
|---|
| 1384 | this._.cache.startElement = ranges[ 0 ] && ranges[ 0 ].getTouchedStartNode();
|
|---|
| 1385 | this._.cache.ranges = new CKEDITOR.dom.rangeList( ranges );
|
|---|
| 1386 | this._.cache.type = CKEDITOR.SELECTION_TEXT;
|
|---|
| 1387 |
|
|---|
| 1388 | return;
|
|---|
| 1389 | }
|
|---|
| 1390 |
|
|---|
| 1391 | if ( CKEDITOR.env.ie )
|
|---|
| 1392 | {
|
|---|
| 1393 | if ( ranges.length > 1 )
|
|---|
| 1394 | {
|
|---|
| 1395 | // IE doesn't accept multiple ranges selection, so we join all into one.
|
|---|
| 1396 | var last = ranges[ ranges.length -1 ] ;
|
|---|
| 1397 | ranges[ 0 ].setEnd( last.endContainer, last.endOffset );
|
|---|
| 1398 | ranges.length = 1;
|
|---|
| 1399 | }
|
|---|
| 1400 |
|
|---|
| 1401 | if ( ranges[ 0 ] )
|
|---|
| 1402 | ranges[ 0 ].select();
|
|---|
| 1403 |
|
|---|
| 1404 | this.reset();
|
|---|
| 1405 | }
|
|---|
| 1406 | else
|
|---|
| 1407 | {
|
|---|
| 1408 | var sel = this.getNative();
|
|---|
| 1409 |
|
|---|
| 1410 | // getNative() returns null if iframe is "display:none" in FF. (#6577)
|
|---|
| 1411 | if ( !sel )
|
|---|
| 1412 | return;
|
|---|
| 1413 |
|
|---|
| 1414 | if ( ranges.length )
|
|---|
| 1415 | {
|
|---|
| 1416 | sel.removeAllRanges();
|
|---|
| 1417 | // Remove any existing filling char first.
|
|---|
| 1418 | CKEDITOR.env.webkit && removeFillingChar( this.document );
|
|---|
| 1419 | }
|
|---|
| 1420 |
|
|---|
| 1421 | for ( var i = 0 ; i < ranges.length ; i++ )
|
|---|
| 1422 | {
|
|---|
| 1423 | // Joining sequential ranges introduced by
|
|---|
| 1424 | // readonly elements protection.
|
|---|
| 1425 | if ( i < ranges.length -1 )
|
|---|
| 1426 | {
|
|---|
| 1427 | var left = ranges[ i ], right = ranges[ i +1 ],
|
|---|
| 1428 | between = left.clone();
|
|---|
| 1429 | between.setStart( left.endContainer, left.endOffset );
|
|---|
| 1430 | between.setEnd( right.startContainer, right.startOffset );
|
|---|
| 1431 |
|
|---|
| 1432 | // Don't confused by Firefox adjancent multi-ranges
|
|---|
| 1433 | // introduced by table cells selection.
|
|---|
| 1434 | if ( !between.collapsed )
|
|---|
| 1435 | {
|
|---|
| 1436 | between.shrink( CKEDITOR.NODE_ELEMENT, true );
|
|---|
| 1437 | var ancestor = between.getCommonAncestor(),
|
|---|
| 1438 | enclosed = between.getEnclosedNode();
|
|---|
| 1439 |
|
|---|
| 1440 | // The following cases has to be considered:
|
|---|
| 1441 | // 1. <span contenteditable="false">[placeholder]</span>
|
|---|
| 1442 | // 2. <input contenteditable="false" type="radio"/> (#6621)
|
|---|
| 1443 | if ( ancestor.isReadOnly() || enclosed && enclosed.isReadOnly() )
|
|---|
| 1444 | {
|
|---|
| 1445 | right.setStart( left.startContainer, left.startOffset );
|
|---|
| 1446 | ranges.splice( i--, 1 );
|
|---|
| 1447 | continue;
|
|---|
| 1448 | }
|
|---|
| 1449 | }
|
|---|
| 1450 | }
|
|---|
| 1451 |
|
|---|
| 1452 | var range = ranges[ i ];
|
|---|
| 1453 | var nativeRange = this.document.$.createRange();
|
|---|
| 1454 | var startContainer = range.startContainer;
|
|---|
| 1455 |
|
|---|
| 1456 | // In FF2, if we have a collapsed range, inside an empty
|
|---|
| 1457 | // element, we must add something to it otherwise the caret
|
|---|
| 1458 | // will not be visible.
|
|---|
| 1459 | // In Opera instead, the selection will be moved out of the
|
|---|
| 1460 | // element. (#4657)
|
|---|
| 1461 | if ( range.collapsed &&
|
|---|
| 1462 | ( CKEDITOR.env.opera || ( CKEDITOR.env.gecko && CKEDITOR.env.version < 10900 ) ) &&
|
|---|
| 1463 | startContainer.type == CKEDITOR.NODE_ELEMENT &&
|
|---|
| 1464 | !startContainer.getChildCount() )
|
|---|
| 1465 | {
|
|---|
| 1466 | startContainer.appendText( '' );
|
|---|
| 1467 | }
|
|---|
| 1468 |
|
|---|
| 1469 | if ( range.collapsed
|
|---|
| 1470 | && CKEDITOR.env.webkit
|
|---|
| 1471 | && rangeRequiresFix( range ) )
|
|---|
| 1472 | {
|
|---|
| 1473 | // Append a zero-width space so WebKit will not try to
|
|---|
| 1474 | // move the selection by itself (#1272).
|
|---|
| 1475 | var fillingChar = createFillingChar( this.document );
|
|---|
| 1476 | range.insertNode( fillingChar ) ;
|
|---|
| 1477 |
|
|---|
| 1478 | var next = fillingChar.getNext();
|
|---|
| 1479 |
|
|---|
| 1480 | // If the filling char is followed by a <br>, whithout
|
|---|
| 1481 | // having something before it, it'll not blink.
|
|---|
| 1482 | // Let's remove it in this case.
|
|---|
| 1483 | if ( next && !fillingChar.getPrevious() && next.type == CKEDITOR.NODE_ELEMENT && next.getName() == 'br' )
|
|---|
| 1484 | {
|
|---|
| 1485 | removeFillingChar( this.document );
|
|---|
| 1486 | range.moveToPosition( next, CKEDITOR.POSITION_BEFORE_START );
|
|---|
| 1487 | }
|
|---|
| 1488 | else
|
|---|
| 1489 | range.moveToPosition( fillingChar, CKEDITOR.POSITION_AFTER_END );
|
|---|
| 1490 | }
|
|---|
| 1491 |
|
|---|
| 1492 | nativeRange.setStart( range.startContainer.$, range.startOffset );
|
|---|
| 1493 |
|
|---|
| 1494 | try
|
|---|
| 1495 | {
|
|---|
| 1496 | nativeRange.setEnd( range.endContainer.$, range.endOffset );
|
|---|
| 1497 | }
|
|---|
| 1498 | catch ( e )
|
|---|
| 1499 | {
|
|---|
| 1500 | // There is a bug in Firefox implementation (it would be too easy
|
|---|
| 1501 | // otherwise). The new start can't be after the end (W3C says it can).
|
|---|
| 1502 | // So, let's create a new range and collapse it to the desired point.
|
|---|
| 1503 | if ( e.toString().indexOf( 'NS_ERROR_ILLEGAL_VALUE' ) >= 0 )
|
|---|
| 1504 | {
|
|---|
| 1505 | range.collapse( 1 );
|
|---|
| 1506 | nativeRange.setEnd( range.endContainer.$, range.endOffset );
|
|---|
| 1507 | }
|
|---|
| 1508 | else
|
|---|
| 1509 | throw e;
|
|---|
| 1510 | }
|
|---|
| 1511 |
|
|---|
| 1512 | // Select the range.
|
|---|
| 1513 | sel.addRange( nativeRange );
|
|---|
| 1514 | }
|
|---|
| 1515 |
|
|---|
| 1516 | // Don't miss selection change event for non-IEs.
|
|---|
| 1517 | this.document.fire( 'selectionchange' );
|
|---|
| 1518 | this.reset();
|
|---|
| 1519 | }
|
|---|
| 1520 | },
|
|---|
| 1521 |
|
|---|
| 1522 | /**
|
|---|
| 1523 | * Creates a bookmark for each range of this selection (from <code>#getRanges</code>)
|
|---|
| 1524 | * by calling the <code>{@link CKEDITOR.dom.range.prototype.createBookmark}</code> method,
|
|---|
| 1525 | * with extra care taken to avoid interference among those ranges. The arguments
|
|---|
| 1526 | * received are the same as with the underlying range method.
|
|---|
| 1527 | * @returns {Array} Array of bookmarks for each range.
|
|---|
| 1528 | * @example
|
|---|
| 1529 | * var bookmarks = editor.getSelection().<strong>createBookmarks()</strong>;
|
|---|
| 1530 | */
|
|---|
| 1531 | createBookmarks : function( serializable )
|
|---|
| 1532 | {
|
|---|
| 1533 | return this.getRanges().createBookmarks( serializable );
|
|---|
| 1534 | },
|
|---|
| 1535 |
|
|---|
| 1536 | /**
|
|---|
| 1537 | * Creates a bookmark for each range of this selection (from <code>#getRanges</code>)
|
|---|
| 1538 | * by calling the <code>{@link CKEDITOR.dom.range.prototype.createBookmark2}</code> method,
|
|---|
| 1539 | * with extra care taken to avoid interference among those ranges. The arguments
|
|---|
| 1540 | * received are the same as with the underlying range method.
|
|---|
| 1541 | * @returns {Array} Array of bookmarks for each range.
|
|---|
| 1542 | * @example
|
|---|
| 1543 | * var bookmarks = editor.getSelection().<strong>createBookmarks2()</strong>;
|
|---|
| 1544 | */
|
|---|
| 1545 | createBookmarks2 : function( normalized )
|
|---|
| 1546 | {
|
|---|
| 1547 | return this.getRanges().createBookmarks2( normalized );
|
|---|
| 1548 | },
|
|---|
| 1549 |
|
|---|
| 1550 | /**
|
|---|
| 1551 | * Selects the virtual ranges denoted by the bookmarks by calling <code>#selectRanges</code>.
|
|---|
| 1552 | * @param {Array} bookmarks The bookmarks representing ranges to be selected.
|
|---|
| 1553 | * @returns {CKEDITOR.dom.selection} This selection object, after the ranges were selected.
|
|---|
| 1554 | * @example
|
|---|
| 1555 | * var bookmarks = editor.getSelection().createBookmarks();
|
|---|
| 1556 | * editor.getSelection().<strong>selectBookmarks( bookmarks )</strong>;
|
|---|
| 1557 | */
|
|---|
| 1558 | selectBookmarks : function( bookmarks )
|
|---|
| 1559 | {
|
|---|
| 1560 | var ranges = [];
|
|---|
| 1561 | for ( var i = 0 ; i < bookmarks.length ; i++ )
|
|---|
| 1562 | {
|
|---|
| 1563 | var range = new CKEDITOR.dom.range( this.document );
|
|---|
| 1564 | range.moveToBookmark( bookmarks[i] );
|
|---|
| 1565 | ranges.push( range );
|
|---|
| 1566 | }
|
|---|
| 1567 | this.selectRanges( ranges );
|
|---|
| 1568 | return this;
|
|---|
| 1569 | },
|
|---|
| 1570 |
|
|---|
| 1571 | /**
|
|---|
| 1572 | * Retrieves the common ancestor node of the first range and the last range.
|
|---|
| 1573 | * @returns {CKEDITOR.dom.element} The common ancestor of the selection.
|
|---|
| 1574 | * @example
|
|---|
| 1575 | * var ancestor = editor.getSelection().<strong>getCommonAncestor()</strong>;
|
|---|
| 1576 | */
|
|---|
| 1577 | getCommonAncestor : function()
|
|---|
| 1578 | {
|
|---|
| 1579 | var ranges = this.getRanges(),
|
|---|
| 1580 | startNode = ranges[ 0 ].startContainer,
|
|---|
| 1581 | endNode = ranges[ ranges.length - 1 ].endContainer;
|
|---|
| 1582 | return startNode.getCommonAncestor( endNode );
|
|---|
| 1583 | },
|
|---|
| 1584 |
|
|---|
| 1585 | /**
|
|---|
| 1586 | * Moves the scrollbar to the starting position of the current selection.
|
|---|
| 1587 | * @example
|
|---|
| 1588 | * editor.getSelection().<strong>scrollIntoView()</strong>;
|
|---|
| 1589 | */
|
|---|
| 1590 | scrollIntoView : function()
|
|---|
| 1591 | {
|
|---|
| 1592 | // If we have split the block, adds a temporary span at the
|
|---|
| 1593 | // range position and scroll relatively to it.
|
|---|
| 1594 | var start = this.getStartElement();
|
|---|
| 1595 | start.scrollIntoView();
|
|---|
| 1596 | }
|
|---|
| 1597 | };
|
|---|
| 1598 | })();
|
|---|
| 1599 |
|
|---|
| 1600 | ( function()
|
|---|
| 1601 | {
|
|---|
| 1602 | var notWhitespaces = CKEDITOR.dom.walker.whitespaces( true ),
|
|---|
| 1603 | fillerTextRegex = /\ufeff|\u00a0/,
|
|---|
| 1604 | nonCells = { table:1,tbody:1,tr:1 };
|
|---|
| 1605 |
|
|---|
| 1606 | CKEDITOR.dom.range.prototype.select =
|
|---|
| 1607 | CKEDITOR.env.ie ?
|
|---|
| 1608 | // V2
|
|---|
| 1609 | function( forceExpand )
|
|---|
| 1610 | {
|
|---|
| 1611 | var collapsed = this.collapsed,
|
|---|
| 1612 | isStartMarkerAlone, dummySpan, ieRange;
|
|---|
| 1613 |
|
|---|
| 1614 | // Try to make a object selection.
|
|---|
| 1615 | var selected = this.getEnclosedNode();
|
|---|
| 1616 | if ( selected )
|
|---|
| 1617 | {
|
|---|
| 1618 | try
|
|---|
| 1619 | {
|
|---|
| 1620 | ieRange = this.document.$.body.createControlRange();
|
|---|
| 1621 | ieRange.addElement( selected.$ );
|
|---|
| 1622 | ieRange.select();
|
|---|
| 1623 | return;
|
|---|
| 1624 | }
|
|---|
| 1625 | catch( er ) {}
|
|---|
| 1626 | }
|
|---|
| 1627 |
|
|---|
| 1628 | // IE doesn't support selecting the entire table row/cell, move the selection into cells, e.g.
|
|---|
| 1629 | // <table><tbody><tr>[<td>cell</b></td>... => <table><tbody><tr><td>[cell</td>...
|
|---|
| 1630 | if ( this.startContainer.type == CKEDITOR.NODE_ELEMENT && this.startContainer.getName() in nonCells
|
|---|
| 1631 | || this.endContainer.type == CKEDITOR.NODE_ELEMENT && this.endContainer.getName() in nonCells )
|
|---|
| 1632 | {
|
|---|
| 1633 | this.shrink( CKEDITOR.NODE_ELEMENT, true );
|
|---|
| 1634 | }
|
|---|
| 1635 |
|
|---|
| 1636 | var bookmark = this.createBookmark();
|
|---|
| 1637 |
|
|---|
| 1638 | // Create marker tags for the start and end boundaries.
|
|---|
| 1639 | var startNode = bookmark.startNode;
|
|---|
| 1640 |
|
|---|
| 1641 | var endNode;
|
|---|
| 1642 | if ( !collapsed )
|
|---|
| 1643 | endNode = bookmark.endNode;
|
|---|
| 1644 |
|
|---|
| 1645 | // Create the main range which will be used for the selection.
|
|---|
| 1646 | ieRange = this.document.$.body.createTextRange();
|
|---|
| 1647 |
|
|---|
| 1648 | // Position the range at the start boundary.
|
|---|
| 1649 | ieRange.moveToElementText( startNode.$ );
|
|---|
| 1650 | ieRange.moveStart( 'character', 1 );
|
|---|
| 1651 |
|
|---|
| 1652 | if ( endNode )
|
|---|
| 1653 | {
|
|---|
| 1654 | // Create a tool range for the end.
|
|---|
| 1655 | var ieRangeEnd = this.document.$.body.createTextRange();
|
|---|
| 1656 |
|
|---|
| 1657 | // Position the tool range at the end.
|
|---|
| 1658 | ieRangeEnd.moveToElementText( endNode.$ );
|
|---|
| 1659 |
|
|---|
| 1660 | // Move the end boundary of the main range to match the tool range.
|
|---|
| 1661 | ieRange.setEndPoint( 'EndToEnd', ieRangeEnd );
|
|---|
| 1662 | ieRange.moveEnd( 'character', -1 );
|
|---|
| 1663 | }
|
|---|
| 1664 | else
|
|---|
| 1665 | {
|
|---|
| 1666 | // The isStartMarkerAlone logic comes from V2. It guarantees that the lines
|
|---|
| 1667 | // will expand and that the cursor will be blinking on the right place.
|
|---|
| 1668 | // Actually, we are using this flag just to avoid using this hack in all
|
|---|
| 1669 | // situations, but just on those needed.
|
|---|
| 1670 | var next = startNode.getNext( notWhitespaces );
|
|---|
| 1671 | isStartMarkerAlone = ( !( next && next.getText && next.getText().match( fillerTextRegex ) ) // already a filler there?
|
|---|
| 1672 | && ( forceExpand || !startNode.hasPrevious() || ( startNode.getPrevious().is && startNode.getPrevious().is( 'br' ) ) ) );
|
|---|
| 1673 |
|
|---|
| 1674 | // Append a temporary <span></span> before the selection.
|
|---|
| 1675 | // This is needed to avoid IE destroying selections inside empty
|
|---|
| 1676 | // inline elements, like <b></b> (#253).
|
|---|
| 1677 | // It is also needed when placing the selection right after an inline
|
|---|
| 1678 | // element to avoid the selection moving inside of it.
|
|---|
| 1679 | dummySpan = this.document.createElement( 'span' );
|
|---|
| 1680 | dummySpan.setHtml( '' ); // Zero Width No-Break Space (U+FEFF). See #1359.
|
|---|
| 1681 | dummySpan.insertBefore( startNode );
|
|---|
| 1682 |
|
|---|
| 1683 | if ( isStartMarkerAlone )
|
|---|
| 1684 | {
|
|---|
| 1685 | // To expand empty blocks or line spaces after <br>, we need
|
|---|
| 1686 | // instead to have any char, which will be later deleted using the
|
|---|
| 1687 | // selection.
|
|---|
| 1688 | // \ufeff = Zero Width No-Break Space (U+FEFF). (#1359)
|
|---|
| 1689 | this.document.createText( '\ufeff' ).insertBefore( startNode );
|
|---|
| 1690 | }
|
|---|
| 1691 | }
|
|---|
| 1692 |
|
|---|
| 1693 | // Remove the markers (reset the position, because of the changes in the DOM tree).
|
|---|
| 1694 | this.setStartBefore( startNode );
|
|---|
| 1695 | startNode.remove();
|
|---|
| 1696 |
|
|---|
| 1697 | if ( collapsed )
|
|---|
| 1698 | {
|
|---|
| 1699 | if ( isStartMarkerAlone )
|
|---|
| 1700 | {
|
|---|
| 1701 | // Move the selection start to include the temporary \ufeff.
|
|---|
| 1702 | ieRange.moveStart( 'character', -1 );
|
|---|
| 1703 |
|
|---|
| 1704 | ieRange.select();
|
|---|
| 1705 |
|
|---|
| 1706 | // Remove our temporary stuff.
|
|---|
| 1707 | this.document.$.selection.clear();
|
|---|
| 1708 | }
|
|---|
| 1709 | else
|
|---|
| 1710 | ieRange.select();
|
|---|
| 1711 |
|
|---|
| 1712 | this.moveToPosition( dummySpan, CKEDITOR.POSITION_BEFORE_START );
|
|---|
| 1713 | dummySpan.remove();
|
|---|
| 1714 | }
|
|---|
| 1715 | else
|
|---|
| 1716 | {
|
|---|
| 1717 | this.setEndBefore( endNode );
|
|---|
| 1718 | endNode.remove();
|
|---|
| 1719 | ieRange.select();
|
|---|
| 1720 | }
|
|---|
| 1721 |
|
|---|
| 1722 | this.document.fire( 'selectionchange' );
|
|---|
| 1723 | }
|
|---|
| 1724 | :
|
|---|
| 1725 | function()
|
|---|
| 1726 | {
|
|---|
| 1727 | this.document.getSelection().selectRanges( [ this ] );
|
|---|
| 1728 | };
|
|---|
| 1729 | } )();
|
|---|
