private static void detailGrid_CollapsedChanged(object sender, EventArgs e)
{
DataBoundDetailGrid detailGrid = sender as DataBoundDetailGrid;
if (detailGrid == null)
{
return;
}
if (!detailGrid.Collapsed)
{
// Buffer
if (detailGrid.DataRows.Count > 0)
{
return;
}
//detailGrid.GridControl.CurrentRow = detailGrid.ParentDataRow;
// detailGrid.ParentGrid is Xceed.Grid.MasterGrid
// detailGrid.GridControl is IboundGrid 当时不适用于多层情况
//IBoundGrid parentGrid = detailGrid.ParentGrid as IBoundGrid;
//if (parentGrid == null)
//{
// throw new ArgumentException("Parent Grid should be IBoundGrid!");
//}
ISearchManagerWithParent smp = detailGrid.DisplayManager.SearchManager as ISearchManagerWithParent;
if (smp == null)
{
throw new ArgumentException("detailGrid.DisplayManager.SearchManager should be ISearchManagerWithParent!");
}
IDisplayManager dmParent = smp.ParentDisplayManager;
try
{
dmParent.BeginBatchOperation();
int oldPos = dmParent.Position;
if (oldPos != detailGrid.ParentDataRow.Index)
{
dmParent.Position = detailGrid.ParentDataRow.Index;
}
if (detailGrid is ArchiveUnboundDetailGrid)
{
((ArchiveUnboundDetailGrid)detailGrid).ArchiveGridHelper.Initialize();
}
GridInfo gridInfo = ADInfoBll.Instance.GetGridInfo(detailGrid.GridName);
bool gridVisible = true;
if (!string.IsNullOrEmpty(gridInfo.VisibleAsDetail))
{
gridVisible = Permission.AuthorizeByRule(gridInfo.VisibleAsDetail, dmParent.CurrentItem);
}
if (!gridVisible)
{
detailGrid.Visible = false;
}
else
{
detailGrid.Visible = true;
// 可能有多个DetailGrid，只处理第一个
if (m_detailGridsState.Count == 0)
{
m_detailGridsState = new ArrayList {
detailGrid, detailGrid.GridControl.Enabled, oldPos
};
detailGrid.GridControl.Enabled = false;
detailGrid.DisplayManager.SearchManager.DataLoaded -= new EventHandler <DataLoadedEventArgs>(SearchManager_DataLoaded);
detailGrid.DisplayManager.SearchManager.DataLoaded += new EventHandler <DataLoadedEventArgs>(SearchManager_DataLoaded);
}
detailGrid.DisplayManager.SearchManager.LoadDataAccordSearchControls();
}
// 不能直接设置，需要在查找完成后设置
//dmParent.Position = oldPos;
}
finally
{
dmParent.EndBatchOperation();
//detailGrid.Visible = (detailGrid.DataRows.Count != 0);
}
}
}
