item-min.js

Ext JS是一个创建丰富互联网应用程序的跨浏览器的JavaScrip库。它包含：高效率

/*
 * Ext JS Library 3.0 Pre-alpha
 * Copyright(c) 2006-2008, Ext JS, LLC.
 * [e-mail]
 * 
 * http://extjs.com/license
 */


Ext.menu.Item=function(config){Ext.menu.Item.superclass.constructor.call(this,config);if(this.menu){this.menu=Ext.menu.MenuMgr.get(this.menu);}};Ext.extend(Ext.menu.Item,Ext.menu.BaseItem,{itemCls:'x-menu-item',canActivate:true,showDelay:200,hideDelay:200,ctype:'Ext.menu.Item',onRender:function(container,position){if(!this.itemTpl){this.itemTpl=Ext.menu.Item.prototype.itemTpl=new Ext.XTemplate('<a id="{id}" class="{cls}" hidefocus="true" unselectable="on" href="{href}"','<tpl if="hrefTarget">',' target="{hrefTarget}"','</tpl>','>','<img src="{icon}" class="x-menu-item-icon {iconCls}">','<span class="x-menu-item-text">{text}</span>','</a>');}
var a=this.getTemplateArgs();this.el=position?this.itemTpl.insertBefore(position,a,true):this.itemTpl.append(container,a,true);this.iconEl=this.el.child('img.x-menu-item-icon');this.textEl=this.el.child('.x-menu-item-text');Ext.menu.Item.superclass.onRender.call(this,container,position);},getTemplateArgs:function(){return{id:this.id,cls:this.itemCls+(this.menu?' x-menu-item-arrow':'')+(this.cls?' '+this.cls:''),href:this.href||'#',hrefTarget:this.hrefTarget,icon:this.icon||Ext.BLANK_IMAGE_URL,iconCls:this.iconCls||'',text:this.itemText||this.text||'&#160;'};},setText:function(text){this.text=text||'&#160;';if(this.rendered){this.textEl.update(this.text);this.parentMenu.layout.doAutoSize();}},setIconClass:function(cls){var oldCls=this.iconCls;this.iconCls=cls;if(this.rendered){this.iconEl.replaceClass(oldCls,this.iconCls);}},beforeDestroy:function(){if(this.menu){this.menu.destroy();}
Ext.menu.Item.superclass.beforeDestroy.call(this);},handleClick:function(e){if(!this.href){e.stopEvent();}
Ext.menu.Item.superclass.handleClick.apply(this,arguments);},activate:function(autoExpand){if(Ext.menu.Item.superclass.activate.apply(this,arguments)){this.focus();if(autoExpand){this.expandMenu();}}
return true;},shouldDeactivate:function(e){if(Ext.menu.Item.superclass.shouldDeactivate.call(this,e)){if(this.menu&&this.menu.isVisible()){return!this.menu.getEl().getRegion().contains(e.getPoint());}
return true;}
return false;},deactivate:function(){Ext.menu.Item.superclass.deactivate.apply(this,arguments);this.hideMenu();},expandMenu:function(autoActivate){if(!this.disabled&&this.menu){clearTimeout(this.hideTimer);delete this.hideTimer;if(!this.menu.isVisible()&&!this.showTimer){this.showTimer=this.deferExpand.defer(this.showDelay,this,[autoActivate]);}else if(this.menu.isVisible()&&autoActivate){this.menu.tryActivate(0,1);}}},deferExpand:function(autoActivate){delete this.showTimer;this.menu.show(this.container,this.parentMenu.subMenuAlign||'tl-tr?',this.parentMenu);if(autoActivate){this.menu.tryActivate(0,1);}},hideMenu:function(){clearTimeout(this.showTimer);delete this.showTimer;if(!this.hideTimer&&this.menu&&this.menu.isVisible()){this.hideTimer=this.deferHide.defer(this.hideDelay,this);}},deferHide:function(){delete this.hideTimer;if(this.menu.over){this.parentMenu.setActiveItem(this,false);}else{this.menu.hide();}}});Ext.reg('menuitem',Ext.menu.Item);