Sys.AcrTimer=function(){
Sys.AcrTimer.initializeBase(this);this._interval=1000;this._enabled=false;this._timer=null;}
Sys.AcrTimer.prototype={
get_interval:function(){
return this._interval;},
set_interval:function(value){
if(this._interval!==value){
this._interval=value;this.raisePropertyChanged('interval');if(!this.get_isUpdating()&&(this._timer!==null)){
this._stopTimer();this._startTimer();}}},
get_enabled:function(){
return this._enabled;},
set_enabled:function(value){
if(value!==this.get_enabled()){
this._enabled=value;this.raisePropertyChanged('enabled');if(!this.get_isUpdating()){
if(value){
this._startTimer();}
else{
this._stopTimer();}}}},
add_tick:function(handler){
this.get_events().addHandler("tick",handler);},
remove_tick:function(handler){
this.get_events().removeHandler("tick",handler);},
dispose:function(){
this.set_enabled(false);this._stopTimer();Sys.AcrTimer.callBaseMethod(this,'dispose');},
updated:function(){
Sys.AcrTimer.callBaseMethod(this,'updated');if(this._enabled){
this._stopTimer();this._startTimer();}},
_timerCallback:function(){
var handler=this.get_events().getHandler("tick");if(handler){
handler(this,Sys.EventArgs.Empty);}},
_startTimer:function(){
this._timer=window.setInterval(Function.createDelegate(this,this._timerCallback),this._interval);},
_stopTimer:function(){
window.clearInterval(this._timer);this._timer=null;}}
Sys.AcrTimer.descriptor={
properties:[{name:'interval',type:Number},
{name:'enabled',type:Boolean}],
events:[{name:'tick'}]}
Sys.AcrTimer.registerClass('Sys.AcrTimer',Sys.Component);