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}};