internal UIElement GetWrapper()
{
HeaderFooterItem headerFooterItem = m_owner as HeaderFooterItem;
if (headerFooterItem == null)
{
headerFooterItem =
m_dataGridContext.GetContainerFromItem(m_owner) as HeaderFooterItem;
}
if (headerFooterItem == null)
{
return(null);
}
IDataGridItemContainer dataGridItemContainer = HeaderFooterItem.FindIDataGridItemContainerInChildren(
headerFooterItem, headerFooterItem.AsVisual());
if (dataGridItemContainer != null)
{
return(dataGridItemContainer as UIElement);
}
return(headerFooterItem);
}
private void AddChildrenFooters(
HeadersFootersGeneratorNode footerNode,
Hashtable oldHeaderFooterChildren,
List <AutomationPeer> list)
{
if (m_parentDataGridContext == null)
{
// Add fixed header to the children list
Panel fixedFooterPanel = m_dataGridControl.FixedFootersHostPanel;
if (fixedFooterPanel != null)
{
int index = 0;
foreach (DependencyObject headerFooter in fixedFooterPanel.Children)
{
HeaderFooterItem headerFooterItem = headerFooter as HeaderFooterItem;
if (headerFooterItem != null)
{
HeaderFooterItemAutomationPeer automationPeer = oldHeaderFooterChildren[headerFooter] as HeaderFooterItemAutomationPeer;
if (automationPeer == null)
{
automationPeer = new HeaderFooterItemAutomationPeer(m_dataGridContext, headerFooter);
}
automationPeer.SetExtraInfo(HeaderFooterItemAutomationPeer.HeaderFooterType.FixedFooter, index);
m_headerFooterChildren[headerFooter] = automationPeer;
list.Add(automationPeer);
}
index++;
}
}
}
if (footerNode != null)
{
DataGridGroupAutomationPeer.AddFooterPeer(m_dataGridContext, footerNode, list, m_headerFooterChildren, oldHeaderFooterChildren);
}
}
internal UIElement GetWrapper()
{
HeaderFooterItem headerFooterItem = m_owner as HeaderFooterItem;
if (headerFooterItem == null)
{
headerFooterItem = m_dataGridContext.GetContainerFromItem(m_owner) as HeaderFooterItem;
}
if (headerFooterItem == null)
{
return(null);
}
var container = headerFooterItem.GetTemplatedDescendantDataGridItemContainers().FirstOrDefault();
if (container != null)
{
return(container as UIElement);
}
return(headerFooterItem);
}
private PassiveLayoutDecorator GetPassiveLayoutDecorator( HeaderFooterItem item )
{
if( ( item == null ) || ( VisualTreeHelper.GetChildrenCount( item ) == 0 ) )
return null;
DependencyObject firstChild = VisualTreeHelper.GetChild( item, 0 );
PassiveLayoutDecorator decorator = firstChild as PassiveLayoutDecorator;
if( ( decorator == null ) && ( VisualTreeHelper.GetChildrenCount( firstChild ) > 0 ) )
{
decorator = VisualTreeHelper.GetChild( firstChild, 0 ) as PassiveLayoutDecorator;
}
return decorator;
}