thanks for your help. i ' ll try it later.
在2023年11月23日星期四 UTC+8 00:47:58<Edward K. Ream> 写道：
> On Sun, Nov 12, 2023 at 7:55 PM 翅膀 <wzy...@gmail.com> wrote:
>
>> i create a @button node , and write some python script. for example
>>
>> ```
>> n = c.find_h("some_node")[0]
>> open("xxx.md","wb").write(c.b.encode("utf-8"))
>> ```
>>
>> now i can click button to execute above script.
>>
>> But how can i config sth to automatically execute the scripte when i
>> save (ctrl+s) the leo file.
>>
>
> Good question. I've waited until now so I could give a proper answer.
>
> Recent revs document two new event handlers
> <https://leo-editor.github.io/leo-editor/writingPlugins.html#summary-of-event-handlers>
> :
>
> - *after-reading-external-file*
> - *before-writing-external-file*
>
> A plugin or script could register these handlers.
>
> You could also use two other event handlers:
>
> - *save1* (before saving a .leo file)
> - *save 2* (after)
>
> Finally, you might find these handlers useful:
>
> - *command1* (before executing any Leo command)
> - *command2* (after)
>
> HTH. Please feel free to ask other questions.
>
> Edward
>
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