ui not deleted when uninstall

[panguicai008]

No description provided.

[SSmallMonster]

@panguicai008 Thanks for your contribution.

This is good for me, but there are some change about indentation, can we fix it at another PR?

[panguicai008]

@panguicai008 Thanks for your contribution.

This is good for me, but there are some change about indentation, can we fix it at another PR?

there are some change about indentation，this means that the code has not been formatted. Do I need to leave a formatted mistake uncorrected, and only change my part?

[SSmallMonster]

@panguicai008 Thanks for your contribution.
This is good for me, but there are some change about indentation, can we fix it at another PR?

there are some change about indentation，this means that the code has not been formatted. Do I need to leave a formatted mistake uncorrected, and only change my part?

I think so, may be we should format all files , how do you think @buffalo1024 ?