public void TrackCommand(ICommand command)
{
UndoStack.Push(command);
RedoStack.Clear();
var args = new UndoRedoEventArgs(UndoRedoAction.UndoPush | UndoRedoAction.RedoClear, command.DisplayText);
UndoRedoChanged?.Invoke(this, args);
}
public void Redo()
{
if (RedoStack.Count == 0)
{
return;
}
var command = RedoStack.Pop();
command.Execute();
UndoStack.Push(command);
var args = new UndoRedoEventArgs(UndoRedoAction.RedoPop | UndoRedoAction.UndoPush, command.DisplayText);
UndoRedoChanged?.Invoke(this, args);
}
private void UpdateUndoRedo()
{
UndoRedoChanged.Raise(this);
}
/// <summary>
/// The undo redo changed.
/// React to change
/// </summary>
/// <param name="obj">
/// The obj.
/// </param>
private void UndoRedoChanged(UndoRedoChanged obj)
{
if (obj == Infrastructure.Enums.UndoRedoChanged.UndoChanged)
{
this.CanUndo = this.undoRedo.CanUndo;
}
if (obj == Infrastructure.Enums.UndoRedoChanged.RedoChanged)
{
this.CanRedo = this.undoRedo.CanRedo;
}
}
