From 313378ad2905fc07be00183b2acc61284c1c2c39 Mon Sep 17 00:00:00 2001
From: wei <>
Date: Sun, 18 Jun 2006 05:02:24 +0000
Subject: Add TCallbackTimer

---
 framework/Web/Javascripts/js/ajax.js | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

(limited to 'framework/Web/Javascripts/js/ajax.js')

diff --git a/framework/Web/Javascripts/js/ajax.js b/framework/Web/Javascripts/js/ajax.js
index fea7e573..c2fb8f82 100644
--- a/framework/Web/Javascripts/js/ajax.js
+++ b/framework/Web/Javascripts/js/ajax.js
@@ -200,4 +200,18 @@ this.onInit(options);},doCallback:function(event,options)
 {var element=Event.findElement(event,'LI');this.index=element.autocompleteIndex;this.selectEntry();this.hide();Event.fireEvent(this.element,"change");},getUpdatedChoices:function()
 {options=new Array(this.getToken(),"__TAutComplete_onSuggest__");Prado.Callback(this.options.EventTarget,options,null,this.options);},onComplete:function(request,boundary)
 {result=Prado.Element.extractContent(request.responseText,boundary);if(typeof(result)=="string"&&result.length>0)
-this.updateChoices(result);}});
\ No newline at end of file
+this.updateChoices(result);}});Prado.WebUI.TCallbackTimer=Base.extend({count:0,timeout:0,constructor:function(options)
+{this.options=Object.extend({Interval:1,DecayRate:0},options||{})
+this.onComplete=this.options.onComplete;Prado.WebUI.TCallbackTimer.register(this);},startTimer:function()
+{this.options.onComplete=this.onRequestComplete.bind(this);setTimeout(this.onTimerEvent.bind(this),200);},stopTimer:function()
+{(this.onComplete||Prototype.emptyFunction).apply(this,arguments);this.options.onComplete=undefined;clearTimeout(this.timer);this.timer=undefined;this.count=0;},onTimerEvent:function()
+{this.options.params=this.timeout/1000;new Prado.CallbackRequest(this.options.ID,this.options);},onRequestComplete:function()
+{(this.onComplete||Prototype.emptyFunction).apply(this,arguments);this.timer=setTimeout(this.onTimerEvent.bind(this),this.getNewTimeout())},getNewTimeout:function()
+{switch(this.options.DecayType)
+{case'Exponential':t=(Math.exp(this.options.DecayRate*this.count*this.options.Interval))-1;break;case'Linear':t=this.options.DecayRate*this.count*this.options.Interval;break;case'Quadratic':t=this.options.DecayRate*this.count*this.count*this.options.Interval;break;case'Cubic':t=this.options.DecayRate*this.count*this.count*this.count*this.options.Interval;break;default:t=0;}
+this.timeout=(t+this.options.Interval)*1000;this.count++;return parseInt(this.timeout);}},{timers:{},register:function(timer)
+{this.timers[timer.options.ID]=timer;},start:function(id)
+{if(this.timers[id])
+this.timers[id].startTimer();},stop:function(id)
+{if(this.timers[id])
+this.timers[id].stopTimer();}});
\ No newline at end of file
-- 
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