With GWT 2.5, looking into HasDataPresenter.updateLoadingState, I realized
I also had to set the page size to see the loading indicator when loading
on an empty table. My my "hack" was:
setRowCount(1);
setPageSize(1);
setVisibleRangeAndClearData(getVisibleRange(), true);
On Wednesday, 16 May 2012 02:38:35 UTC+10, Jens wrote:
>
> You need to make sure that the cell-widget thinks the current page
>> size is non-zero e.g. setRowCount(x) (where x > 0). You're basically
>> trying to convince this method to enter the LOADING state -
>>
>> private void updateLoadingState() {
>> int cacheSize = getVisibleItemCount();
>> int curPageSize = isRowCountExact() ? getCurrentPageSize() :
>> getPageSize();
>> if (cacheSize >= curPageSize) {
>> view.setLoadingState(LoadingState.LOADED);
>> } else if (cacheSize == 0) {
>> view.setLoadingState(LoadingState.LOADING);
>> } else {
>> view.setLoadingState(LoadingState.PARTIALLY_LOADED);
>> }
>> }
>>
>
> Ok I have now:
>
> list.setVisibleRangeAndClearData(list.getVisibleRange(), true);
> list.setRowCount(1);
>
> and it works for empty data in the CellList as well as with data. But to
> me it seems really "hackish".
>
> -- J.
>
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