GNU bug report logs - #1259
quit-window: does it quit the wrong buffer?

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Message #30 received at 1259 <at> emacsbugs.donarmstrong.com (full text, mbox):

From: David Reitter <david.reitter <at> gmail.com>
To: martin rudalics <rudalics <at> gmx.at>
Cc: 1259 <at> debbugs.gnu.org
Subject: Re: bug#1259: quit-window: does it quit the wrong buffer?
Date: Tue, 4 Nov 2008 12:40:47 -0500

[Message part 1 (text/plain, inline)]

Sorry for the delay.

On 27 Oct 2008, at 13:07, martin rudalics wrote:

> `quit-window' looks fishy in a number of regards: The `delete-frame'
> stuff needs other_visible_frames to work correctly but this is not
> available in Elisp.  I plan to commit somthing like the version below.
> Could people please test whether it breaks their favorite use of this?


Is there a reason why you're not calling delete-window-on in all cases?
Why the condition-case only for delete-window?

Also, why the explicit switch-to-buffer?
Should quit-window switch to the buffer that would be displayed if the  
current buffer was killed or just buried?

- David

>
>
> (defun quit-window (&optional kill window)
>  "Bury or kill (with KILL non-nil) the buffer displayed in WINDOW.
> KILL defaults to nil, WINDOW to the selected window.  If WINDOW
> is dedicated or a minibuffer window, delete it and, if it's the
> only window on its frame, delete its frame as well provided there
> are other frames left.  Otherwise, display some other buffer in
> the window."
>  (interactive)
>  (let* ((window (or window (selected-window)))
> 	 (buffer (window-buffer window)))
>    (if (or (window-minibuffer-p window) (window-dedicated-p window))
> 	(if (eq window (frame-root-window (window-frame window)))
> 	    ;; If this is the only window on its frame, try to delete the
> 	    ;; frame (`delete-windows-on' knows how to do that).
> 	    (delete-windows-on buffer (selected-frame))
> 	  ;; Other windows are left, delete this window.  But don't
> 	  ;; throw an error if that fails for some reason.
> 	  (condition-case nil
> 	      (delete-window window)
> 	    (error nil)))
>      ;; The window is neither dedicated nor a minibuffer window,
>      ;; display another buffer in it.
>      (with-selected-window window
> 	(switch-to-buffer (other-buffer))))
>
>    ;; Deal with the buffer.
>    (if kill
> 	(kill-buffer buffer)
>      (bury-buffer buffer))))
>

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