www.gusucode.com > 一个基于extjs的强大聊天插件源码程序 > 一个基于extjs的强大聊天插件/extjame/ext-jame/js/ext2/build/widgets/tree/TreeEventModel-min.js

    /*
 * Ext JS Library 2.0.2
 * Copyright(c) 2006-2008, Ext JS, LLC.
 * licensing@extjs.com
 * 
 * http://extjs.com/license
 */

Ext.tree.TreeEventModel=function(A){this.tree=A;this.tree.on("render",this.initEvents,this)};Ext.tree.TreeEventModel.prototype={initEvents:function(){var A=this.tree.getTreeEl();A.on("click",this.delegateClick,this);if(this.tree.trackMouseOver!==false){A.on("mouseover",this.delegateOver,this);A.on("mouseout",this.delegateOut,this)}A.on("dblclick",this.delegateDblClick,this);A.on("contextmenu",this.delegateContextMenu,this)},getNode:function(B){var A;if(A=B.getTarget(".x-tree-node-el",10)){var C=Ext.fly(A,"_treeEvents").getAttributeNS("ext","tree-node-id");if(C){return this.tree.getNodeById(C)}}return null},getNodeTarget:function(B){var A=B.getTarget(".x-tree-node-icon",1);if(!A){A=B.getTarget(".x-tree-node-el",6)}return A},delegateOut:function(B,A){if(!this.beforeEvent(B)){return }if(B.getTarget(".x-tree-ec-icon",1)){var C=this.getNode(B);this.onIconOut(B,C);if(C==this.lastEcOver){delete this.lastEcOver}}if((A=this.getNodeTarget(B))&&!B.within(A,true)){this.onNodeOut(B,this.getNode(B))}},delegateOver:function(B,A){if(!this.beforeEvent(B)){return }if(this.lastEcOver){this.onIconOut(B,this.lastEcOver);delete this.lastEcOver}if(B.getTarget(".x-tree-ec-icon",1)){this.lastEcOver=this.getNode(B);this.onIconOver(B,this.lastEcOver)}if(A=this.getNodeTarget(B)){this.onNodeOver(B,this.getNode(B))}},delegateClick:function(B,A){if(!this.beforeEvent(B)){return }if(B.getTarget("input[type=checkbox]",1)){this.onCheckboxClick(B,this.getNode(B))}else{if(B.getTarget(".x-tree-ec-icon",1)){this.onIconClick(B,this.getNode(B))}else{if(this.getNodeTarget(B)){this.onNodeClick(B,this.getNode(B))}}}},delegateDblClick:function(B,A){if(this.beforeEvent(B)&&this.getNodeTarget(B)){this.onNodeDblClick(B,this.getNode(B))}},delegateContextMenu:function(B,A){if(this.beforeEvent(B)&&this.getNodeTarget(B)){this.onNodeContextMenu(B,this.getNode(B))}},onNodeClick:function(B,A){A.ui.onClick(B)},onNodeOver:function(B,A){A.ui.onOver(B)},onNodeOut:function(B,A){A.ui.onOut(B)},onIconOver:function(B,A){A.ui.addClass("x-tree-ec-over")},onIconOut:function(B,A){A.ui.removeClass("x-tree-ec-over")},onIconClick:function(B,A){A.ui.ecClick(B)},onCheckboxClick:function(B,A){A.ui.onCheckChange(B)},onNodeDblClick:function(B,A){A.ui.onDblClick(B)},onNodeContextMenu:function(B,A){A.ui.onContextMenu(B)},beforeEvent:function(A){if(this.disabled){A.stopEvent();return false}return true},disable:function(){this.disabled=true},enable:function(){this.disabled=false}};