/// <summary>
/// Select item
/// </summary>
/// <param name="item">Undo item</param>
internal void Select(UndoItem item)
{
int itemIndex = Items.IndexOf(this.ItemContainerGenerator.ItemFromContainer(item));
for (int i = 0; i < Items.Count; i++)
{
UndoItem undoItem = this.ItemContainerGenerator.ContainerFromItem(Items[i]) as UndoItem;
if (i > itemIndex) undoItem.IsSelected = false;
else undoItem.IsSelected = true;
}
hintTextBlock.Text = HintText + " " + (itemIndex + 1) + " Action";
if (itemIndex > 0) hintTextBlock.Text += "s";
}
/// <summary>
/// Creates or identifies the element that is used to display the given item.
/// </summary>
/// <returns>The element that is used to display the given item.</returns>
protected override DependencyObject GetContainerForItemOverride()
{
UndoItem item = new UndoItem();
this.AddLogicalChild(item);
return item;
}
/// <summary>
/// Click on item
/// </summary>
/// <param name="item">Undo item</param>
internal void ItemClick(UndoItem item)
{
if (Command != null)
{
ICommand command = Command;
if (command != null)
{
object commandParameter = this.ItemContainerGenerator.ItemFromContainer(item);
IInputElement commandTarget = CommandTarget;
RoutedCommand routedCommand = command as RoutedCommand;
if (routedCommand != null)
{
if (commandTarget == null)
{
commandTarget = this as IInputElement;
}
if (routedCommand.CanExecute(commandParameter, commandTarget))
{
routedCommand.Execute(commandParameter, commandTarget);
}
}
else if (command.CanExecute(commandParameter))
{
command.Execute(commandParameter);
}
}
}
IsOpen = false;
}
