protected virtual void PrepareContainer(DataGridContext dataGridContext, object item)
{
if (m_isContainerPrepared)
{
Debug.Fail("A GroupHeaderControl can't be prepared twice, it must be cleaned before PrepareContainer is called again");
}
Group group = null;
DataGridContext gridContext = DataGridControl.GetDataGridContext(this);
if (gridContext != null)
{
object dataItem = gridContext.GetItemFromContainer(this);
if (dataItem != null)
{
group = gridContext.GetGroupFromItem(dataItem);
}
}
this.SetGroup(group);
m_itemContainerManager.Prepare(gridContext, item);
m_isContainerPrepared = true;
}
