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authorLester Caine <lester@lsces.co.uk>2009-11-24 23:57:24 +0000
committerLester Caine <lester@lsces.co.uk>2009-11-24 23:57:24 +0000
commit8630f2bc4d63b3320f5469d9532a1cba1dddb7a3 (patch)
treef3c3122e110458a94aae544164b82fd67f1ae5e0 /_source/plugins/elementspath/plugin.js
parente24cb83aa7f7685a4811e5c8d39541bae7b15cb2 (diff)
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ckeditor 3.0.1 'raw' - needs reordering a little, but samples currently functional
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+/*
+Copyright (c) 2003-2009, CKSource - Frederico Knabben. All rights reserved.
+For licensing, see LICENSE.html or http://ckeditor.com/license
+*/
+
+/**
+ * @fileOverview The "elementspath" plugin. It shows all elements in the DOM
+ * parent tree relative to the current selection in the editing area.
+ */
+
+(function()
+{
+ var commands =
+ {
+ toolbarFocus :
+ {
+ exec : function( editor )
+ {
+ var idBase = editor._.elementsPath.idBase;
+ var element = CKEDITOR.document.getById( idBase + '0' );
+
+ if ( element )
+ element.focus();
+ }
+ }
+ };
+
+ var emptyHtml = '<span class="cke_empty">&nbsp;</span>';
+
+ CKEDITOR.plugins.add( 'elementspath',
+ {
+ requires : [ 'selection' ],
+
+ init : function( editor )
+ {
+ var spaceId = 'cke_path_' + editor.name;
+ var spaceElement;
+ var getSpaceElement = function()
+ {
+ if ( !spaceElement )
+ spaceElement = CKEDITOR.document.getById( spaceId );
+ return spaceElement;
+ };
+
+ var idBase = 'cke_elementspath_' + CKEDITOR.tools.getNextNumber() + '_';
+
+ editor._.elementsPath = { idBase : idBase };
+
+ editor.on( 'themeSpace', function( event )
+ {
+ if ( event.data.space == 'bottom' )
+ event.data.html += '<div id="' + spaceId + '" class="cke_path">' + emptyHtml + '</div>';
+ });
+
+ editor.on( 'selectionChange', function( ev )
+ {
+ var env = CKEDITOR.env;
+
+ var selection = ev.data.selection;
+
+ var element = selection.getStartElement(),
+ html = [],
+ elementsList = this._.elementsPath.list = [];
+
+ while ( element )
+ {
+ var index = elementsList.push( element ) - 1;
+ var name;
+ if ( element.getAttribute( '_cke_real_element_type' ) )
+ name = element.getAttribute( '_cke_real_element_type' );
+ else
+ name = element.getName();
+
+ // Use this variable to add conditional stuff to the
+ // HTML (because we are doing it in reverse order... unshift).
+ var extra = '';
+
+ // Some browsers don't cancel key events in the keydown but in the
+ // keypress.
+ // TODO: Check if really needed for Gecko+Mac.
+ if ( env.opera || ( env.gecko && env.mac ) )
+ extra += ' onkeypress="return false;"';
+
+ // With Firefox, we need to force the button to redraw, otherwise it
+ // will remain in the focus state.
+ if ( env.gecko )
+ extra += ' onblur="this.style.cssText = this.style.cssText;"';
+
+ html.unshift(
+ '<a' +
+ ' id="', idBase, index, '"' +
+ ' href="javascript:void(\'', name, '\')"' +
+ ' tabindex="-1"' +
+ ' title="', editor.lang.elementsPath.eleTitle.replace( /%1/, name ), '"' +
+ ( ( CKEDITOR.env.gecko && CKEDITOR.env.version < 10900 ) ?
+ ' onfocus="event.preventBubble();"' : '' ) +
+ ' hidefocus="true" ' +
+ ' onkeydown="return CKEDITOR._.elementsPath.keydown(\'', this.name, '\',', index, ', event);"' +
+ extra ,
+ ' onclick="return CKEDITOR._.elementsPath.click(\'', this.name, '\',', index, ');">',
+ name,
+ '</a>' );
+
+ if ( name == 'body' )
+ break;
+
+ element = element.getParent();
+ }
+
+ getSpaceElement().setHtml( html.join('') + emptyHtml );
+ });
+
+ editor.on( 'contentDomUnload', function()
+ {
+ getSpaceElement().setHtml( emptyHtml );
+ });
+
+ editor.addCommand( 'elementsPathFocus', commands.toolbarFocus );
+ }
+ });
+})();
+
+/**
+ * Handles the click on an element in the element path.
+ * @private
+ */
+CKEDITOR._.elementsPath =
+{
+ click : function( instanceName, elementIndex )
+ {
+ var editor = CKEDITOR.instances[ instanceName ];
+ editor.focus();
+
+ var element = editor._.elementsPath.list[ elementIndex ];
+ editor.getSelection().selectElement( element );
+
+ return false;
+ },
+
+ keydown : function( instanceName, elementIndex, ev )
+ {
+ var instance = CKEDITOR.ui.button._.instances[ elementIndex ];
+ var editor = CKEDITOR.instances[ instanceName ];
+ var idBase = editor._.elementsPath.idBase;
+
+ var element;
+
+ ev = new CKEDITOR.dom.event( ev );
+
+ switch ( ev.getKeystroke() )
+ {
+ case 37 : // LEFT-ARROW
+ case 9 : // TAB
+ element = CKEDITOR.document.getById( idBase + ( elementIndex + 1 ) );
+ if ( !element )
+ element = CKEDITOR.document.getById( idBase + '0' );
+ element.focus();
+ return false;
+
+ case 39 : // RIGHT-ARROW
+ case CKEDITOR.SHIFT + 9 : // SHIFT + TAB
+ element = CKEDITOR.document.getById( idBase + ( elementIndex - 1 ) );
+ if ( !element )
+ element = CKEDITOR.document.getById( idBase + ( editor._.elementsPath.list.length - 1 ) );
+ element.focus();
+ return false;
+
+ case 27 : // ESC
+ editor.focus();
+ return false;
+
+ case 13 : // ENTER // Opera
+ case 32 : // SPACE
+ this.click( instanceName, elementIndex );
+ return false;
+
+ //default :
+ // alert( ev.getKeystroke() );
+ }
+ return true;
+ }
+};