C# (CSharp) AddUndoOperationEvent示例

示例#1

        public void AddOperation(IUndoRedoOperation operation)
        {
            if (operation == null)
            {
                return;
            }

            undoStack.Push(operation);
            redoStack.Clear();
            AddUndoOperationEvent?.Invoke(this, EventArgs.Empty);
        }

示例#2

 public void Reset()
 {
     undoStack.Clear();
     redoStack.Clear();
     AddUndoOperationEvent?.Invoke(this, EventArgs.Empty);
 }