treeeventmodel-min.js

数据库系统教材中附录的课程设计accomodation宿舍管理系统源码

/*
 * Ext JS Library 2.0 Beta 1
 * Copyright(c) 2006-2007, Ext JS, LLC.
 * [e-mail]
 * 
 * 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);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("a.x-tree-node-anchor",4)}return A},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)},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}};