/// <summary>
/// 加入一个编辑命令, 并正向运行.
/// </summary>
public void Push(IEditCommand item)
{
sequence.RemoveRange(index + 1, sequence.Count - (index + 1));
item.PlayForward();
sequence.Add(item);
index = sequence.Count - 1;
}
public void Perform(IEditCommand command)
{
command.Apply();
_editHistory.RemoveRange(_currentEditPointer + 1, _editHistory.Count - _currentEditPointer - 1);
_currentEditPointer = _editHistory.Count;
_editHistory.Add(command);
raiseRefreshed();
}
public void PerformCommand(IEditCommand command, bool performBody = true)
{
if (performBody)
{
command.Apply();
}
_editHistory.RemoveRange(_currentEditPointer + 1, _editHistory.Count - _currentEditPointer - 1);
_currentEditPointer = _editHistory.Count;
_editHistory.Add(command);
raiseChanged();
}
