Datenstand V1.0
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238
ckeditor/_source/plugins/link/plugin.js
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238
ckeditor/_source/plugins/link/plugin.js
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/*
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Copyright (c) 2003-2010, CKSource - Frederico Knabben. All rights reserved.
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For licensing, see LICENSE.html or http://ckeditor.com/license
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*/
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CKEDITOR.plugins.add( 'link',
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{
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init : function( editor )
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{
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// Add the link and unlink buttons.
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editor.addCommand( 'link', new CKEDITOR.dialogCommand( 'link' ) );
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editor.addCommand( 'anchor', new CKEDITOR.dialogCommand( 'anchor' ) );
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editor.addCommand( 'unlink', new CKEDITOR.unlinkCommand() );
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editor.ui.addButton( 'Link',
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{
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label : editor.lang.link.toolbar,
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command : 'link'
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} );
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editor.ui.addButton( 'Unlink',
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{
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label : editor.lang.unlink,
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command : 'unlink'
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} );
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editor.ui.addButton( 'Anchor',
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{
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label : editor.lang.anchor.toolbar,
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command : 'anchor'
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} );
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CKEDITOR.dialog.add( 'link', this.path + 'dialogs/link.js' );
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CKEDITOR.dialog.add( 'anchor', this.path + 'dialogs/anchor.js' );
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// Add the CSS styles for anchor placeholders.
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editor.addCss(
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'img.cke_anchor' +
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'{' +
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'background-image: url(' + CKEDITOR.getUrl( this.path + 'images/anchor.gif' ) + ');' +
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'background-position: center center;' +
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'background-repeat: no-repeat;' +
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'border: 1px solid #a9a9a9;' +
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'width: 18px !important;' +
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'height: 18px !important;' +
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'}\n' +
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'a.cke_anchor' +
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'{' +
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'background-image: url(' + CKEDITOR.getUrl( this.path + 'images/anchor.gif' ) + ');' +
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'background-position: 0 center;' +
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'background-repeat: no-repeat;' +
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'border: 1px solid #a9a9a9;' +
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'padding-left: 18px;' +
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'}'
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);
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// Register selection change handler for the unlink button.
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editor.on( 'selectionChange', function( evt )
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{
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/*
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* Despite our initial hope, document.queryCommandEnabled() does not work
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* for this in Firefox. So we must detect the state by element paths.
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*/
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var command = editor.getCommand( 'unlink' ),
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element = evt.data.path.lastElement && evt.data.path.lastElement.getAscendant( 'a', true );
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if ( element && element.getName() == 'a' && element.getAttribute( 'href' ) )
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command.setState( CKEDITOR.TRISTATE_OFF );
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else
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command.setState( CKEDITOR.TRISTATE_DISABLED );
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} );
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editor.on( 'doubleclick', function( evt )
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{
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var element = CKEDITOR.plugins.link.getSelectedLink( editor ) || evt.data.element;
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if ( element.is( 'a' ) )
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evt.data.dialog = ( element.getAttribute( 'name' ) && !element.getAttribute( 'href' ) ) ? 'anchor' : 'link';
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else if ( element.is( 'img' ) && element.getAttribute( '_cke_real_element_type' ) == 'anchor' )
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evt.data.dialog = 'anchor';
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});
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// If the "menu" plugin is loaded, register the menu items.
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if ( editor.addMenuItems )
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{
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editor.addMenuItems(
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{
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anchor :
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{
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label : editor.lang.anchor.menu,
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command : 'anchor',
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group : 'anchor'
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},
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link :
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{
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label : editor.lang.link.menu,
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command : 'link',
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group : 'link',
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order : 1
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},
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unlink :
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{
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label : editor.lang.unlink,
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command : 'unlink',
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group : 'link',
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order : 5
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}
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});
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}
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// If the "contextmenu" plugin is loaded, register the listeners.
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if ( editor.contextMenu )
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{
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editor.contextMenu.addListener( function( element, selection )
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{
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if ( !element || element.isReadOnly() )
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return null;
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var isAnchor = ( element.is( 'img' ) && element.getAttribute( '_cke_real_element_type' ) == 'anchor' );
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if ( !isAnchor )
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{
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if ( !( element = CKEDITOR.plugins.link.getSelectedLink( editor ) ) )
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return null;
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isAnchor = ( element.getAttribute( 'name' ) && !element.getAttribute( 'href' ) );
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}
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return isAnchor ?
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{ anchor : CKEDITOR.TRISTATE_OFF } :
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{ link : CKEDITOR.TRISTATE_OFF, unlink : CKEDITOR.TRISTATE_OFF };
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});
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}
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},
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afterInit : function( editor )
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{
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// Register a filter to displaying placeholders after mode change.
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var dataProcessor = editor.dataProcessor,
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dataFilter = dataProcessor && dataProcessor.dataFilter;
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if ( dataFilter )
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{
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dataFilter.addRules(
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{
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elements :
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{
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a : function( element )
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{
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var attributes = element.attributes;
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if ( attributes.name && !attributes.href )
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return editor.createFakeParserElement( element, 'cke_anchor', 'anchor' );
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}
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}
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});
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}
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},
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requires : [ 'fakeobjects' ]
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} );
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CKEDITOR.plugins.link =
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{
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/**
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* Get the surrounding link element of current selection.
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* @param editor
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* @example CKEDITOR.plugins.link.getSelectedLink( editor );
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* @since 3.2.1
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* The following selection will all return the link element.
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* <pre>
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* <a href="#">li^nk</a>
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* <a href="#">[link]</a>
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* text[<a href="#">link]</a>
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* <a href="#">li[nk</a>]
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* [<b><a href="#">li]nk</a></b>]
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* [<a href="#"><b>li]nk</b></a>
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* </pre>
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*/
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getSelectedLink : function( editor )
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{
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try
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{
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var selection = editor.getSelection();
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if ( selection.getType() == CKEDITOR.SELECTION_ELEMENT )
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{
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var selectedElement = selection.getSelectedElement();
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if ( selectedElement.is( 'a' ) )
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return selectedElement;
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}
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var range = selection.getRanges( true )[ 0 ];
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range.shrink( CKEDITOR.SHRINK_TEXT );
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var root = range.getCommonAncestor();
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return root.getAscendant( 'a', true );
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}
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catch( e ) { return null; }
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}
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};
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CKEDITOR.unlinkCommand = function(){};
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CKEDITOR.unlinkCommand.prototype =
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{
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/** @ignore */
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exec : function( editor )
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{
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/*
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* execCommand( 'unlink', ... ) in Firefox leaves behind <span> tags at where
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* the <a> was, so again we have to remove the link ourselves. (See #430)
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*
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* TODO: Use the style system when it's complete. Let's use execCommand()
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* as a stopgap solution for now.
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*/
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var selection = editor.getSelection(),
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bookmarks = selection.createBookmarks(),
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ranges = selection.getRanges(),
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rangeRoot,
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element;
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for ( var i = 0 ; i < ranges.length ; i++ )
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{
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rangeRoot = ranges[i].getCommonAncestor( true );
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element = rangeRoot.getAscendant( 'a', true );
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if ( !element )
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continue;
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ranges[i].selectNodeContents( element );
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}
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selection.selectRanges( ranges );
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editor.document.$.execCommand( 'unlink', false, null );
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selection.selectBookmarks( bookmarks );
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},
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startDisabled : true
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};
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CKEDITOR.tools.extend( CKEDITOR.config,
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{
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linkShowAdvancedTab : true,
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linkShowTargetTab : true
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} );
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