/// <summary>
/// Undoes the last action.
/// </summary>
private async Task UndoImpl()
{
await Dispatcher.UIThread.InvokeAsync(() =>
{
_undoRedoManager.Undo();
});
}
public void InitiateExecution(params object[] obj)
{
if (CanBeExecutedOn(obj))
{
_history.Undo();
}
}
/// <summary>
/// Metoda wywoływana w momencie odpalenia polecenia.
/// </summary>
protected override void OnExecute()
{
undoRedoManager.Undo();
}