clickrepeater-min.js

ext js demo ext学习资料

/*
 * Ext JS Library 1.1 RC 1
 * Copyright(c) 2006-2007, Ext JS, LLC.
 * [e-mail]
 * 
 * http://www.extjs.com/license
 */


Ext.util.ClickRepeater=function(el,_2){this.el=Ext.get(el);this.el.unselectable();Ext.apply(this,_2);this.addEvents({"mousedown":true,"click":true,"mouseup":true});this.el.on("mousedown",this.handleMouseDown,this);if(this.preventDefault||this.stopDefault){this.el.on("click",function(e){if(this.preventDefault){e.preventDefault();}if(this.stopDefault){e.stopEvent();}},this);}if(this.handler){this.on("click",this.handler,this.scope||this);}Ext.util.ClickRepeater.superclass.constructor.call(this);};Ext.extend(Ext.util.ClickRepeater,Ext.util.Observable,{interval:20,delay:250,preventDefault:true,stopDefault:false,timer:0,handleMouseDown:function(){clearTimeout(this.timer);this.el.blur();if(this.pressClass){this.el.addClass(this.pressClass);}this.mousedownTime=new Date();Ext.get(document).on("mouseup",this.handleMouseUp,this);this.el.on("mouseout",this.handleMouseOut,this);this.fireEvent("mousedown",this);this.fireEvent("click",this);this.timer=this.click.defer(this.delay||this.interval,this);},click:function(){this.fireEvent("click",this);this.timer=this.click.defer(this.getInterval(),this);},getInterval:function(){if(!this.accelerate){return this.interval;}var _4=this.mousedownTime.getElapsed();if(_4<500){return 400;}else{if(_4<1700){return 320;}else{if(_4<2600){return 250;}else{if(_4<3500){return 180;}else{if(_4<4400){return 140;}else{if(_4<5300){return 80;}else{if(_4<6200){return 50;}else{return 10;}}}}}}}},handleMouseOut:function(){clearTimeout(this.timer);if(this.pressClass){this.el.removeClass(this.pressClass);}this.el.on("mouseover",this.handleMouseReturn,this);},handleMouseReturn:function(){this.el.un("mouseover",this.handleMouseReturn);if(this.pressClass){this.el.addClass(this.pressClass);}this.click();},handleMouseUp:function(){clearTimeout(this.timer);this.el.un("mouseover",this.handleMouseReturn);this.el.un("mouseout",this.handleMouseOut);Ext.get(document).un("mouseup",this.handleMouseUp);this.el.removeClass(this.pressClass);this.fireEvent("mouseup",this);}});