/*
 * Ext JS Library 2.2
 * Copyright(c) 2006-2008, Ext JS, LLC.
 * licensing@extjs.com
 * 
 * http://extjs.com/license
 */

Ext.Updater=Ext.extend(Ext.util.Observable,{constructor:function(B,A){B=Ext.get(B);if(!A&&B.updateManager){return B.updateManager}this.el=B;this.defaultUrl=null;this.addEvents("beforeupdate","update","failure");var C=Ext.Updater.defaults;this.sslBlankUrl=C.sslBlankUrl;this.disableCaching=C.disableCaching;this.indicatorText=C.indicatorText;this.showLoadIndicator=C.showLoadIndicator;this.timeout=C.timeout;this.loadScripts=C.loadScripts;this.transaction=null;this.refreshDelegate=this.refresh.createDelegate(this);this.updateDelegate=this.update.createDelegate(this);this.formUpdateDelegate=this.formUpdate.createDelegate(this);if(!this.renderer){this.renderer=this.getDefaultRenderer()}Ext.Updater.superclass.constructor.call(this)},getDefaultRenderer:function(){return new Ext.Updater.BasicRenderer()},getEl:function(){return this.el},update:function(B,F,G,D){if(this.fireEvent("beforeupdate",this.el,B,F)!==false){var A,C;if(typeof B=="object"){A=B;B=A.url;F=F||A.params;G=G||A.callback;D=D||A.discardUrl;C=A.scope;if(typeof A.nocache!="undefined"){this.disableCaching=A.nocache}if(typeof A.text!="undefined"){this.indicatorText="<div class=\"loading-indicator\">"+A.text+"</div>"}if(typeof A.scripts!="undefined"){this.loadScripts=A.scripts}if(typeof A.timeout!="undefined"){this.timeout=A.timeout}}this.showLoading();if(!D){this.defaultUrl=B}if(typeof B=="function"){B=B.call(this)}var E=Ext.apply({},{url:B,params:(typeof F=="function"&&C)?F.createDelegate(C):F,success:this.processSuccess,failure:this.processFailure,scope:this,callback:undefined,timeout:(this.timeout*1000),disableCaching:this.disableCaching,argument:{"options":A,"url":B,"form":null,"callback":G,"scope":C||window,"params":F}},A);this.transaction=Ext.Ajax.request(E)}},formUpdate:function(C,A,B,D){if(this.fireEvent("beforeupdate",this.el,C,A)!==false){if(typeof A=="function"){A=A.call(this)}C=Ext.getDom(C);this.transaction=Ext.Ajax.request({form:C,url:A,success:this.processSuccess,failure:this.processFailure,scope:this,timeout:(this.timeout*1000),argument:{"url":A,"form":C,"callback":D,"reset":B}});this.showLoading.defer(1,this)}},refresh:function(A){if(this.defaultUrl==null){return }this.update(this.defaultUrl,null,A,true)},startAutoRefresh:function(B,C,D,E,A){if(A){this.update(C||this.defaultUrl,D,E,true)}if(this.autoRefreshProcId){clearInterval(this.autoRefreshProcId)}this.autoRefreshProcId=setInterval(this.update.createDelegate(this,[C||this.defaultUrl,D,E,true]),B*1000)},stopAutoRefresh:function(){if(this.autoRefreshProcId){clearInterval(this.autoRefreshProcId);delete this.autoRefreshProcId}},isAutoRefreshing:function(){return this.autoRefreshProcId?true:false},showLoading:function(){if(this.showLoadIndicator){this.el.update(this.indicatorText)}},processSuccess:function(A){this.transaction=null;if(A.argument.form&&A.argument.reset){try{A.argument.form.reset()}catch(B){}}if(this.loadScripts){this.renderer.render(this.el,A,this,this.updateComplete.createDelegate(this,[A]))}else{this.renderer.render(this.el,A,this);this.updateComplete(A)}},updateComplete:function(A){this.fireEvent("update",this.el,A);if(typeof A.argument.callback=="function"){A.argument.callback.call(A.argument.scope,this.el,true,A,A.argument.options)}},processFailure:function(A){this.transaction=null;this.fireEvent("failure",this.el,A);if(typeof A.argument.callback=="function"){A.argument.callback.call(A.argument.scope,this.el,false,A,A.argument.options)}},setRenderer:function(A){this.renderer=A},getRenderer:function(){return this.renderer},setDefaultUrl:function(A){this.defaultUrl=A},abort:function(){if(this.transaction){Ext.Ajax.abort(this.transaction)}},isUpdating:function(){if(this.transaction){return Ext.Ajax.isLoading(this.transaction)}return false}});Ext.Updater.defaults={timeout:30,loadScripts:false,sslBlankUrl:(Ext.SSL_SECURE_URL||"javascript:false"),disableCaching:false,showLoadIndicator:true,indicatorText:"<div class=\"loading-indicator\">Loading...</div>"};Ext.Updater.updateElement=function(D,C,E,B){var A=Ext.get(D).getUpdater();Ext.apply(A,B);A.update(C,E,B?B.callback:null)};Ext.Updater.BasicRenderer=function(){};Ext.Updater.BasicRenderer.prototype={render:function(C,A,B,D){C.update(A.responseText,B.loadScripts,D)}};Ext.UpdateManager=Ext.Updater;