public void Redo()
{
isInUndoRedo = true;
IMemento <T> top = redoStack.Pop();
undoStack.Push(top.Restore(subject));
isInUndoRedo = false;
}
/// <summary>
/// Undo an undo (=redo)
/// </summary>
public void Redo()
{
if (redoStack.Count > 0)
{
inUndoRedo = true;
IMemento top = redoStack.Pop();
undoStack.Push(top.Restore());
inUndoRedo = false;
}
}
/// <summary>
/// Restores the subject to the next state on the redo stack, and stores the state before redoing to undo stack.
/// Method <see cref="CanRedo()"/> can be called before calling this method.
/// </summary>
/// <seealso cref="Undo()"/>
public void Redo()
{
if (tempMemento != null)
{
throw new InvalidOperationException("The complex memento wasn't commited.");
}
inUndoRedo = true;
IMemento <T> top = redoStack.Pop();
undoStack.Push(top.Restore(ref subject));
inUndoRedo = false;
}
public void Undo()
{
if (mementos.Count == 0)
{
return;
}
IMemento lastMemento = mementos.Last();
mementos.Remove(lastMemento);
lastMemento.Restore();
}
public void Undo()
{
mapMemento.Restore();
robotMemento.Restore();
}
public void SetMemento(IMemento <TState> memento)
{
State = memento.Restore();
}
protected override Task RollbackAsync()
{
state.Restore();
return(base.RollbackAsync());
}