/*
Copyright (c) 2003-2009, CKSource - Frederico Knabben. All rights reserved.
For licensing, see LICENSE.html or http://ckeditor.com/license
*/

(function(){function a(){var k=this;try{var h=k.getSelection();if(!h)return;var i=h.getStartElement(),j=new CKEDITOR.dom.elementPath(i);if(!j.compare(k._.selectionPreviousPath)){k._.selectionPreviousPath=j;k.fire('selectionChange',{selection:h,path:j,element:i});}}catch(l){}};var b,c;function d(){c=true;if(b)return;e.call(this);b=CKEDITOR.tools.setTimeout(e,200,this);};function e(){b=null;if(c){CKEDITOR.tools.setTimeout(a,0,this);c=false;}};var f={exec:function(h){switch(h.mode){case 'wysiwyg':h.document.$.execCommand('SelectAll',false,null);break;case 'source':}},canUndo:false};CKEDITOR.plugins.add('selection',{init:function(h){h.on('contentDom',function(){var i=h.document;if(CKEDITOR.env.ie){var j,k;i.on('focusin',function(){if(j){try{j.select();}catch(n){}j=null;}});h.window.on('focus',function(){k=true;m();});h.document.on('beforedeactivate',function(){k=false;h.document.$.execCommand('Unselect');});i.on('mousedown',l);i.on('mouseup',function(){k=true;setTimeout(function(){m(true);},0);});i.on('keydown',l);i.on('keyup',function(){k=true;m();});i.on('selectionchange',m);function l(){k=false;};function m(n){if(k){var o=h.document,p=o&&o.$.selection;if(n&&p&&p.type=='None')if(!o.$.queryCommandEnabled('InsertImage')){CKEDITOR.tools.setTimeout(m,50,this,true);return;}j=p&&p.createRange();d.call(h);}};}else{i.on('mouseup',d,h);i.on('keyup',d,h);}});h.addCommand('selectAll',f);h.ui.addButton('SelectAll',{label:h.lang.selectAll,command:'selectAll'});h.selectionChange=d;}});CKEDITOR.editor.prototype.getSelection=function(){return this.document&&this.document.getSelection();};CKEDITOR.editor.prototype.forceNextSelectionCheck=function(){delete this._.selectionPreviousPath;};CKEDITOR.dom.document.prototype.getSelection=function(){var h=new CKEDITOR.dom.selection(this);return!h||h.isInvalid?null:h;};CKEDITOR.SELECTION_NONE=1;CKEDITOR.SELECTION_TEXT=2;CKEDITOR.SELECTION_ELEMENT=3;CKEDITOR.dom.selection=function(h){var k=this;var i=h.getCustomData('cke_locked_selection');if(i)return i;k.document=h;k.isLocked=false;k._={cache:{}};if(CKEDITOR.env.ie){var j=k.getNative().createRange();if(!j||j.item&&j.item(0).ownerDocument!=k.document.$||j.parentElement&&j.parentElement().ownerDocument!=k.document.$)k.isInvalid=true;}return k;};var g={img:1,hr:1,li:1,table:1,tr:1,td:1,embed:1,object:1,ol:1,ul:1,a:1,input:1,form:1,select:1,textarea:1,button:1,fieldset:1,th:1,thead:1,tfoot:1};CKEDITOR.dom.selection.prototype={getNative:CKEDITOR.env.ie?function(){return this._.cache.nativeSel||(this._.cache.nativeSel=this.document.$.selection);
}:function(){return this._.cache.nativeSel||(this._.cache.nativeSel=this.document.getWindow().$.getSelection());},getType:CKEDITOR.env.ie?function(){var h=this._.cache;if(h.type)return h.type;var i=CKEDITOR.SELECTION_NONE;try{var j=this.getNative(),k=j.type;if(k=='Text')i=CKEDITOR.SELECTION_TEXT;if(k=='Control')i=CKEDITOR.SELECTION_ELEMENT;if(j.createRange().parentElement)i=CKEDITOR.SELECTION_TEXT;}catch(l){}return h.type=i;}:function(){var h=this._.cache;if(h.type)return h.type;var i=CKEDITOR.SELECTION_TEXT,j=this.getNative();if(!j)i=CKEDITOR.SELECTION_NONE;else if(j.rangeCount==1){var k=j.getRangeAt(0),l=k.startContainer;if(l==k.endContainer&&l.nodeType==1&&k.endOffset-k.startOffset==1&&g[l.childNodes[k.startOffset].nodeName.toLowerCase()])i=CKEDITOR.SELECTION_ELEMENT;}return h.type=i;},getRanges:CKEDITOR.env.ie?(function(){var h=function(i,j){i=i.duplicate();i.collapse(j);var k=i.parentElement(),l=k.childNodes,m;for(var n=0;n<l.length;n++){var o=l[n];if(o.nodeType==1){m=i.duplicate();m.moveToElementText(o);m.collapse();var p=m.compareEndPoints('StartToStart',i);if(p>0)break;else if(p===0)return{container:k,offset:n};m=null;}}if(!m){m=i.duplicate();m.moveToElementText(k);m.collapse(false);}m.setEndPoint('StartToStart',i);var q=m.text.replace(/(\r\n|\r)/g,'\n').length;while(q>0)q-=l[--n].nodeValue.length;if(q===0)return{container:k,offset:n};else return{container:l[n],offset:-q};};return function(){var t=this;var i=t._.cache;if(i.ranges)return i.ranges;var j=t.getNative(),k=j&&j.createRange(),l=t.getType(),m;if(!j)return[];if(l==CKEDITOR.SELECTION_TEXT){m=new CKEDITOR.dom.range(t.document);var n=h(k,true);m.setStart(new CKEDITOR.dom.node(n.container),n.offset);n=h(k);m.setEnd(new CKEDITOR.dom.node(n.container),n.offset);return i.ranges=[m];}else if(l==CKEDITOR.SELECTION_ELEMENT){var o=t._.cache.ranges=[];for(var p=0;p<k.length;p++){var q=k.item(p),r=q.parentNode,s=0;m=new CKEDITOR.dom.range(t.document);for(;s<r.childNodes.length&&r.childNodes[s]!=q;s++){}m.setStart(new CKEDITOR.dom.node(r),s);m.setEnd(new CKEDITOR.dom.node(r),s+1);o.push(m);}return o;}return i.ranges=[];};})():function(){var h=this._.cache;if(h.ranges)return h.ranges;var i=[],j=this.getNative();if(!j)return[];for(var k=0;k<j.rangeCount;k++){var l=j.getRangeAt(k),m=new CKEDITOR.dom.range(this.document);m.setStart(new CKEDITOR.dom.node(l.startContainer),l.startOffset);m.setEnd(new CKEDITOR.dom.node(l.endContainer),l.endOffset);i.push(m);}return h.ranges=i;},getStartElement:function(){var o=this;
var h=o._.cache;if(h.startElement!==undefined)return h.startElement;var i,j=o.getNative();switch(o.getType()){case CKEDITOR.SELECTION_ELEMENT:return o.getSelectedElement();case CKEDITOR.SELECTION_TEXT:var k=o.getRanges()[0];if(k)if(!k.collapsed){k.optimize();for(;;){var l=k.startContainer,m=k.startOffset;if(m==(l.getChildCount?l.getChildCount():l.getLength()))k.setStartAfter(l);else break;}i=k.startContainer;if(i.type!=CKEDITOR.NODE_ELEMENT)return i.getParent();i=i.getChild(k.startOffset);if(!i||i.type!=CKEDITOR.NODE_ELEMENT)return k.startContainer;var n=i.getFirst();while(n&&n.type==CKEDITOR.NODE_ELEMENT){i=n;n=n.getFirst();}return i;}if(CKEDITOR.env.ie){k=j.createRange();k.collapse(true);i=k.parentElement();}else{i=j.anchorNode;if(i.nodeType!=1)i=i.parentNode;}}return h.startElement=i?new CKEDITOR.dom.element(i):null;},getSelectedElement:function(){var h=this._.cache;if(h.selectedElement!==undefined)return h.selectedElement;var i;if(this.getType()==CKEDITOR.SELECTION_ELEMENT){var j=this.getNative();if(CKEDITOR.env.ie)try{i=j.createRange().item(0);}catch(l){}else{var k=j.getRangeAt(0);i=k.startContainer.childNodes[k.startOffset];}}return h.selectedElement=i?new CKEDITOR.dom.element(i):null;},lock:function(){var h=this;h.getRanges();h.getStartElement();h.getSelectedElement();h._.cache.nativeSel={};h.isLocked=true;h.document.setCustomData('cke_locked_selection',h);},unlock:function(h){var m=this;var i=m.document,j=i.getCustomData('cke_locked_selection');if(j){i.setCustomData('cke_locked_selection',null);if(h){var k=j.getSelectedElement(),l=!k&&j.getRanges();m.isLocked=false;m.reset();i.getBody().focus();if(k)m.selectElement(k);else m.selectRanges(l);}}if(!j||!h){m.isLocked=false;m.reset();}},reset:function(){this._.cache={};},selectElement:function(h){var k=this;if(k.isLocked){var i=new CKEDITOR.dom.range(k.document);i.setStartBefore(h);i.setEndAfter(h);k._.cache.selectedElement=h;k._.cache.startElement=h;k._.cache.ranges=[i];k._.cache.type=CKEDITOR.SELECTION_ELEMENT;return;}if(CKEDITOR.env.ie){k.getNative().empty();try{i=k.document.$.body.createControlRange();i.addElement(h.$);i.select();}catch(l){i=k.document.$.body.createTextRange();i.moveToElementText(h.$);i.select();}k.reset();}else{i=k.document.$.createRange();i.selectNode(h.$);var j=k.getNative();j.removeAllRanges();j.addRange(i);k.reset();}},selectRanges:function(h){var n=this;if(n.isLocked){n._.cache.selectedElement=null;n._.cache.startElement=h[0].getTouchedStartNode();n._.cache.ranges=h;n._.cache.type=CKEDITOR.SELECTION_TEXT;
return;}if(CKEDITOR.env.ie){if(h[0])h[0].select();n.reset();}else{var i=n.getNative();i.removeAllRanges();for(var j=0;j<h.length;j++){var k=h[j],l=n.document.$.createRange(),m=k.startContainer;if(k.collapsed&&CKEDITOR.env.gecko&&CKEDITOR.env.version<10900&&m.type==CKEDITOR.NODE_ELEMENT&&!m.getChildCount())m.appendText('');l.setStart(m.$,k.startOffset);l.setEnd(k.endContainer.$,k.endOffset);i.addRange(l);}n.reset();}},createBookmarks:function(h){var i=[],j=this.getRanges(),k=j.length,l;for(var m=0;m<k;m++){i.push(l=j[m].createBookmark(h,true));h=l.serializable;var n=h?this.document.getById(l.startNode):l.startNode,o=h?this.document.getById(l.endNode):l.endNode;for(var p=m+1;p<k;p++){var q=j[p],r=q.startContainer,s=q.endContainer;r.equals(n.getParent())&&q.startOffset++;r.equals(o.getParent())&&q.startOffset++;s.equals(n.getParent())&&q.endOffset++;s.equals(o.getParent())&&q.endOffset++;}}return i;},createBookmarks2:function(h){var i=[],j=this.getRanges();for(var k=0;k<j.length;k++)i.push(j[k].createBookmark2(h));return i;},selectBookmarks:function(h){var i=[];for(var j=0;j<h.length;j++){var k=new CKEDITOR.dom.range(this.document);k.moveToBookmark(h[j]);i.push(k);}this.selectRanges(i);return this;}};})();CKEDITOR.dom.range.prototype.select=CKEDITOR.env.ie?function(a){var j=this;var b=j.collapsed,c,d,e=j.createBookmark(),f=e.startNode,g;if(!b)g=e.endNode;var h=j.document.$.body.createTextRange();h.moveToElementText(f.$);h.moveStart('character',1);if(g){var i=j.document.$.body.createTextRange();i.moveToElementText(g.$);h.setEndPoint('EndToEnd',i);h.moveEnd('character',-1);}else{c=a||!f.hasPrevious()||f.getPrevious().is&&f.getPrevious().is('br');d=j.document.createElement('span');d.setHtml('&#65279;');d.insertBefore(f);if(c)j.document.createText('﻿').insertBefore(f);}j.setStartBefore(f);f.remove();if(b){if(c){h.moveStart('character',-1);h.select();j.document.$.selection.clear();}else h.select();d.remove();}else{j.setEndBefore(g);g.remove();h.select();}}:function(){var d=this;var a=d.startContainer;if(d.collapsed&&a.type==CKEDITOR.NODE_ELEMENT&&!a.getChildCount())a.append(new CKEDITOR.dom.text(''));var b=d.document.$.createRange();b.setStart(a.$,d.startOffset);try{b.setEnd(d.endContainer.$,d.endOffset);}catch(e){if(e.toString().indexOf('NS_ERROR_ILLEGAL_VALUE')>=0){d.collapse(true);b.setEnd(d.endContainer.$,d.endOffset);}else throw e;}var c=d.document.getSelection().getNative();c.removeAllRanges();c.addRange(b);};
