public void Refresh()
 {
     if (!StudyListGridView.IsDataSourceSet())
     {
         StudyListGridView.SetDataSource();
     }
     StudyListGridView.RefreshCurrentPage();
     SearchUpdatePanel.Update();
 }
        protected void AssignAuthorityGroupsButton_Click(object sender, ImageClickEventArgs e)
        {
            StudyListGridView.RefreshCurrentPage();
            var args = new SearchPanelButtonClickedEventArgs
            {
                SelectedStudies = StudyListGridView.SelectedStudies
            };

            EventsHelper.Fire(_assignAuthorityGroupsButtonClickedHandler, this, args);
        }