该问题是否已经被报告过了？ Is there an existing issue for this?

• 我已经搜索了 Issues，没有发现类似问题
  I have searched the existing issues
  To pick up a draggable item, press the space bar. While dragging, use the arrow keys to move the item. Press space again to drop the item in its new position, or press escape to cancel.

描述问题 Describe the problem

如图，在编辑PlantUML时，我想将选中内容缩进一下，按了Tab，内容没了。此时Ctrl Z也无法恢复。

期待的结果 Expected result

代码可以缩进。或者缩进不了，至少可以撤销刚刚的操作。

截屏或者录屏演示 Screenshot or screen recording presentation

No response

版本环境 Version environment

- Version: 2.0.22
- Operating System: Win 10
- Browser (if used):

日志文件 Log file

不适用。

更多信息 More information

No response