0 down vote accept 
  
I solved the problem, just put the callingMethod inside onReset, then it 
will be fine cos prepareFromRequest was called too early that some how 
other widget has not been bound yet & that causing the problem. This should 
work in all browser.

String item="";
@Override
public void prepareFromRequest(PlaceRequest request){
         super.prepareFromRequest(request);
         item=request.getParameter("item", "");

}

@Override
public voi onReset{
         super.onReset();
         addToPopupSlot(loadingPresenter);
         GetData action=new GetData(item);
         dispatchAsync.execute(action, getDataCallback);
}


On Thursday, January 23, 2014 7:03:32 PM UTC+11, Tom wrote:
>
> I want to check the data at the time the page got loaded. I also want to 
> put the loading indicator popup when checking data so that user will know 
> that the page is loading data.
>
> Look at this code:
>
> @Override
> public void prepareFromRequest(PlaceRequest request){
>          super.prepareFromRequest(request);
>          addToPopupSlot(loadingPresenter);
>          GetData action=new GetData();
>          dispatchAsync.execute(action, getDataCallback);
> }
> private AsyncCallback<GetDataResult> getDataCallback=new 
> AsyncCallback<GetDataResult>(){
>         @Override
>         public void onFailure(Throwable caught) {
>             // TODO Auto-generated method stub
>             loadingPresenter.hide();
>         }
>
>         @Override
>         public void onSuccess(GetDataResult result) {
>             // TODO Auto-generated method stub
>             loadingPresenter.hide();
>                     //code to show data here
>         }
> }
>
> OK, this code works fine in IE and in Firefox, but not ok in Chrome. That 
> is:
>
> In Chrome, after refreshing the page, the indicator did not hide though 
> all data was showed correctly. In IE & Firefox the the indicator got hided 
> properly.
>
> I think there something wrong with Chrome somehow they can't call the 
> loadingPresenter.hide(); 
>
> What should I do? I don't think I should remove the loadingPresenter cos 
> the getData method also was called when user clicking a button, so i need 
> it to indicate the data is loading. But if i uses loadingPresenter then i 
> can't run in Chrome.
>
> So what should I do?
>

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