addColumn( openColumn, new TextHeader( InboxConstants.INSTANCE.open() ) );
setDataProvider( new AsyncDataProvider<InboxPageRow>() {
protected void onRangeChanged( HasData<InboxPageRow> display ) {
InboxPageRequest request = new InboxPageRequest();
request.setInboxName( inboxName );
request.setStartRowIndex( pager.getPageStart() );
request.setPageSize( pageSize );
inboxService.call( new RemoteCallback<PageResponse<InboxPageRow>>() {
@Override
public void callback( final PageResponse<InboxPageRow> response ) {
updateRowCount( response.getTotalRowSize(),