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/*
	Copyright (c) 2004-2008, The Dojo Foundation All Rights Reserved.
	Available via Academic Free License >= 2.1 OR the modified BSD license.
	see: http://dojotoolkit.org/license for details
*/


if(!dojo._hasResource["dijit._editor.selection"]){dojo._hasResource["dijit._editor.selection"]=true;dojo.provide("dijit._editor.selection");dojo.mixin(dijit._editor.selection,{getType:function(){if(dojo.doc.selection){return dojo.doc.selection.type.toLowerCase();}else{var _1="text";var _2;try{_2=dojo.global.getSelection();}catch(e){}if(_2&&_2.rangeCount==1){var _3=_2.getRangeAt(0);if((_3.startContainer==_3.endContainer)&&((_3.endOffset-_3.startOffset)==1)&&(_3.startContainer.nodeType!=3)){_1="control";}}return _1;}},getSelectedText:function(){if(dojo.doc.selection){if(dijit._editor.selection.getType()=="control"){return null;}return dojo.doc.selection.createRange().text;}else{var _4=dojo.global.getSelection();if(_4){return _4.toString();}}return "";},getSelectedHtml:function(){if(dojo.doc.selection){if(dijit._editor.selection.getType()=="control"){return null;}return dojo.doc.selection.createRange().htmlText;}else{var _5=dojo.global.getSelection();if(_5&&_5.rangeCount){var _6=_5.getRangeAt(0).cloneContents();var _7=dojo.doc.createElement("div");_7.appendChild(_6);return _7.innerHTML;}return null;}},getSelectedElement:function(){if(dijit._editor.selection.getType()=="control"){if(dojo.doc.selection){var _8=dojo.doc.selection.createRange();if(_8&&_8.item){return dojo.doc.selection.createRange().item(0);}}else{var _9=dojo.global.getSelection();return _9.anchorNode.childNodes[_9.anchorOffset];}}return null;},getParentElement:function(){if(dijit._editor.selection.getType()=="control"){var p=this.getSelectedElement();if(p){return p.parentNode;}}else{if(dojo.doc.selection){var r=dojo.doc.selection.createRange();r.collapse(true);return r.parentElement();}else{var _c=dojo.global.getSelection();if(_c){var _d=_c.anchorNode;while(_d&&(_d.nodeType!=1)){_d=_d.parentNode;}return _d;}}}return null;},hasAncestorElement:function(_e){return this.getAncestorElement.apply(this,arguments)!=null;},getAncestorElement:function(_f){var _10=this.getSelectedElement()||this.getParentElement();return this.getParentOfType(_10,arguments);},isTag:function(_11,_12){if(_11&&_11.tagName){var _13=_11.tagName.toLowerCase();for(var i=0;i<_12.length;i++){var _15=String(_12[i]).toLowerCase();if(_13==_15){return _15;}}}return "";},getParentOfType:function(_16,_17){while(_16){if(this.isTag(_16,_17).length){return _16;}_16=_16.parentNode;}return null;},collapse:function(_18){if(window["getSelection"]){var _19=dojo.global.getSelection();if(_19.removeAllRanges){if(_18){_19.collapseToStart();}else{_19.collapseToEnd();}}else{_19.collapse(_18);}}else{if(dojo.doc.selection){var _1a=dojo.doc.selection.createRange();_1a.collapse(_18);_1a.select();}}},remove:function(){var _s=dojo.doc.selection;if(_s){if(_s.type.toLowerCase()!="none"){_s.clear();}return _s;}else{_s=dojo.global.getSelection();_s.deleteFromDocument();return _s;}},selectElementChildren:function(_1c,_1d){var _1e=dojo.global;var _1f=dojo.doc;_1c=dojo.byId(_1c);if(_1f.selection&&dojo.body().createTextRange){var _20=_1c.ownerDocument.body.createTextRange();_20.moveToElementText(_1c);if(!_1d){try{_20.select();}catch(e){}}}else{if(_1e.getSelection){var _21=_1e.getSelection();if(_21.setBaseAndExtent){_21.setBaseAndExtent(_1c,0,_1c,_1c.innerText.length-1);}else{if(_21.selectAllChildren){_21.selectAllChildren(_1c);}}}}},selectElement:function(_22,_23){var _24,_25=dojo.doc;_22=dojo.byId(_22);if(_25.selection&&dojo.body().createTextRange){try{_24=dojo.body().createControlRange();_24.addElement(_22);if(!_23){_24.select();}}catch(e){this.selectElementChildren(_22,_23);}}else{if(dojo.global.getSelection){var _26=dojo.global.getSelection();if(_26.removeAllRanges){_24=_25.createRange();_24.selectNode(_22);_26.removeAllRanges();_26.addRange(_24);}}}}});}
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