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bug#41338: Toolbar-bug in Emacs 27.0.91/Pretest
From: |
Juri Linkov |
Subject: |
bug#41338: Toolbar-bug in Emacs 27.0.91/Pretest |
Date: |
Mon, 15 Jun 2020 01:55:58 +0300 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (x86_64-pc-linux-gnu) |
>> isearch uses overriding-terminal-local-map, so the proper test case is:
>>
>> (setq overriding-terminal-local-map
>> (let ((map (make-keymap)))
>> (define-key map [delete-frame]
>> (lambda (&rest ignore)
>> (interactive)
>> (message "DELETE-FRAME")))
>> (define-key map "!"
>> (lambda (&rest ignore)
>> (interactive)
>> (message "!")))
>> map))
>>
>> and indeed typing '!' you get the message,
>> but no message when clicking the `X' icon.
>
> The docstring of 'overriding-terminal-local-map' says:
>
> Per-terminal keymap that takes precedence over all other keymaps.
>
> so maybe this is right for a *per-terminal* keymap not to react
> to window events such as clicking the `X' icon?
If there is no bug here, then I see two possible solutions for isearch:
1. use special-event-map in isearch.el the same way as isearch.el uses
overriding-terminal-local-map;
2. use the hook ‘delete-frame-functions’ to explicitly exit isearch.