internal void RaiseAutomationFocusChangedEvent(int slot, int column)
{
if (slot >= 0 && slot < this.OwningDataGrid.SlotCount &&
column >= 0 && column < this.OwningDataGrid.ColumnsItemsInternal.Count &&
this.OwningDataGrid.IsSlotVisible(slot))
{
if (this.OwningDataGrid.RowGroupHeadersTable.Contains(slot))
{
DataGridRowGroupHeader header = this.OwningDataGrid.DisplayData.GetDisplayedElement(slot) as DataGridRowGroupHeader;
if (header != null)
{
AutomationPeer headerPeer = CreatePeerForElement(header);
if (headerPeer != null)
{
#if DEBUG_AUTOMATION
Debug.WriteLine(headerPeer.ToString() + ".RaiseAutomationEvent(AutomationEvents.AutomationFocusChanged)");
#endif
headerPeer.RaiseAutomationEvent(AutomationEvents.AutomationFocusChanged);
}
}
}
else
{
AutomationPeer cellPeer = GetCellPeer(slot, column);
if (cellPeer != null)
{
#if DEBUG_AUTOMATION
Debug.WriteLine(cellPeer.ToString() + ".RaiseAutomationEvent(AutomationEvents.AutomationFocusChanged)");
#endif
cellPeer.RaiseAutomationEvent(AutomationEvents.AutomationFocusChanged);
}
}
}
}
internal void RaiseAutomationCellSelectedEvent(int slot, int column)
{
AutomationPeer cellPeer = GetCellPeer(slot, column);
if (cellPeer != null)
{
#if DEBUG_AUTOMATION
Debug.WriteLine(cellPeer.ToString() + ".RaiseAutomationEvent(AutomationEvents.SelectionItemPatternOnElementSelected)");
#endif
cellPeer.RaiseAutomationEvent(AutomationEvents.SelectionItemPatternOnElementSelected);
}
}
internal static void RaiseAutomationInvokeEvent(UIElement element)
{
if (AutomationPeer.ListenerExists(AutomationEvents.InvokePatternOnInvoked))
{
AutomationPeer peer = FrameworkElementAutomationPeer.FromElement(element);
if (peer != null)
{
#if DEBUG_AUTOMATION
Debug.WriteLine(peer.ToString() + ".RaiseAutomationEvent(AutomationEvents.InvokePatternOnInvoked)");
#endif
peer.RaiseAutomationEvent(AutomationEvents.InvokePatternOnInvoked);
}
}
}
internal void RaiseAutomationInvokeEvents(DataGridEditingUnit editingUnit, DataGridColumn column, DataGridRow row)
{
switch (editingUnit)
{
case DataGridEditingUnit.Cell:
{
DataGridCell cell = row.Cells[column.Index];
AutomationPeer peer = FromElement(cell);
if (peer != null)
{
peer.InvalidatePeer();
}
else
{
peer = CreatePeerForElement(cell);
}
if (peer != null)
{
#if DEBUG_AUTOMATION
Debug.WriteLine(peer.ToString() + ".RaiseAutomationEvent(AutomationEvents.InvokePatternOnInvoked)");
#endif
peer.RaiseAutomationEvent(AutomationEvents.InvokePatternOnInvoked);
}
break;
}
case DataGridEditingUnit.Row:
{
DataGridItemAutomationPeer peer = GetOrCreateItemPeer(row.DataContext);
#if DEBUG_AUTOMATION
Debug.WriteLine("DataGridItemAutomationPeer.RaiseAutomationEvent(AutomationEvents.InvokePatternOnInvoked)");
#endif
peer.RaiseAutomationEvent(AutomationEvents.InvokePatternOnInvoked);
break;
}
}
}
