# How do you detect / stop someone from closing the sketch?

**URL:** <https://discourse.processing.org/t/how-do-you-detect-stop-someone-from-closing-the-sketch/26864>\
**Category:** Coding Questions\
**Created:** [January 7, 2021, 9:27pm UTC](https://discourse.processing.org/t/how-do-you-detect-stop-someone-from-closing-the-sketch/26864 "2021-01-07T21:27:28Z")\
**Posts on this page:** 1\
**Showing post:** 3

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**Author:** ![what42](https://avatars.discourse-cdn.com/v4/letter/w/8491ac/32.png) [@what42](https://discourse.processing.org/u/what42)\
**Post date:** [January 7, 2021, 10:11pm UTC](https://discourse.processing.org/t/how-do-you-detect-stop-someone-from-closing-the-sketch/26864/3 "2021-01-07T22:11:35Z")

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> [@Save when app close, exit() ... stop()](https://discourse.processing.org/t/save-when-app-close-exit-stop/25754/7):
>
> ```auto
> public void dispose() {
> println("Print this when sketch is closed.");
> super.dispose();
> }
> 
> ```

That worked! Thank you so much!

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