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From: "Óscar Fuentes" <ofv@wanadoo.es>
To: emacs-devel@gnu.org
Subject: Re: Bikeshedding go! Why is <M-f4> unbound?
Date: Wed, 05 Jan 2011 19:15:14 +0100	[thread overview]
Message-ID: <87k4ijz07h.fsf@telefonica.net> (raw)
In-Reply-To: AANLkTikdg8viv0MDwwxuAGwEB6ZnnEeLMUpWbS45_GF=@mail.gmail.com

Deniz Dogan <deniz.a.m.dogan@gmail.com> writes:

>>> > In KDE, pressing Alt-F4 is the same as clicking on the close button. The
>>> > keypress is intercepted by KDE and Emacs never sees it. IIRC that's not
>>> > the case for Windows.
>>> >
>>>
>>> I don't know about KDE, but on Windows it says the key is undefined.
>>>
>>> So is there any problem in binding it on Windows?
>>
>> I don't think so.  AFAIK, Alt-F4 is a window manager keybinding, not
>> an Emacs keybinding.  The MS-Windows "window manager" doesn't have
>> that binding.
>>
>
> That sounds strange, but I suppose that's reasonable to assume. Do
> "all of the other" Windows applications make this binding themselves?

IIRC, on Windows all events (*) go to the application first. The
application usually delegates into a Windows API fallback the handling
of the events it doesn't know about. So you can handle Alt-F4 on your
app and do whatever you want, as Emacs does, or delegate into the
Windows API function (ProcessMessages ?) which performs the standard
action associated with the event (if any) as 99% of Windows apps do.

IMO, Emacs is doing the right thing, because it allows treating Alt-F4
as just another key combination. I see no problem binding Alt-F4 to some
exit function, as long as the user can override that.

* There is a mechanism for intercepting events before they are seen by
  ordinary applications (global hooks). There are some events too that
  are always handled by the OS due to security reasons.




  reply	other threads:[~2011-01-05 18:15 UTC|newest]

Thread overview: 121+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-01-05 14:48 Bikeshedding go! Why is <M-f4> unbound? Deniz Dogan
2011-01-05 15:29 ` Óscar Fuentes
2011-01-05 17:11   ` Deniz Dogan
2011-01-05 17:30     ` Eli Zaretskii
2011-01-05 17:36       ` Deniz Dogan
2011-01-05 18:15         ` Óscar Fuentes [this message]
2011-01-09 22:00           ` Lennart Borgman
2011-01-10  1:01             ` Drew Adams
2011-01-10  1:46               ` Lennart Borgman
2011-01-10  3:01                 ` Drew Adams
2011-01-10  3:08                   ` Lennart Borgman
2011-01-12 13:53               ` Stuart Hacking
2011-01-12 15:01                 ` Drew Adams
2011-01-12 15:54                   ` Deniz Dogan
2011-01-12 17:17                     ` Drew Adams
2011-01-12 20:29                       ` Chad Brown
2011-01-12 20:32                     ` Stefan Monnier
2011-01-12 20:42                       ` Deniz Dogan
2011-01-13  2:42                         ` Stefan Monnier
2011-01-13  3:13                           ` Lennart Borgman
2011-01-13  3:59                           ` Óscar Fuentes
2011-01-13  4:15                             ` Lennart Borgman
2011-01-13 13:13                               ` Óscar Fuentes
2011-01-13 16:57                             ` Stefan Monnier
2011-01-13 18:05                               ` Óscar Fuentes
2011-01-13 21:15                                 ` Stefan Monnier
2011-01-13 22:00                                   ` Lennart Borgman
2011-01-14  0:12                                     ` Jason Rumney
2011-01-14  0:21                                       ` Lennart Borgman
2011-01-14  5:02                                         ` Jason Rumney
2011-01-14  8:28                                           ` Lennart Borgman
2011-01-13 22:18                               ` Drew Adams
2011-01-13 22:30                                 ` Lennart Borgman
2011-01-13 22:47                                   ` Drew Adams
2011-01-13 23:04                                     ` Óscar Fuentes
2011-01-13 23:14                                     ` Lennart Borgman
2011-01-14  9:25                                     ` Giorgos Keramidas
2011-01-14  9:43                                       ` Lennart Borgman
2011-01-13 22:53                                 ` Stuart Hacking
2011-01-13 23:10                                   ` Lennart Borgman
2011-01-14  0:13                                 ` Jason Rumney
2011-01-14  1:35                                   ` Drew Adams
2011-01-14  5:08                                     ` Jason Rumney
2011-01-14 10:49                             ` PJ Weisberg
2011-01-14 15:21                               ` Lennart Borgman
2011-01-14 15:48                               ` Stefan Monnier
2011-01-15  0:07                                 ` Óscar Fuentes
2011-01-15 11:41                                 ` Lennart Borgman
2011-01-16 21:49                                   ` Drew Adams
     [not found]                                     ` <227F94B0AC1649C1A41082A24! 9921783@us.oracle! .com>
     [not found]                                     ` <227F94B0AC1649C1A41082A24!9921783@us.oracle!! .com>
     [not found]                                     ` <227F94B0AC1649C1A41082A24!9921783@us.oracle!! !  .com>
2011-01-16 23:53                                     ` Lennart Borgman
2011-01-17  1:40                                       ` Drew Adams
2011-01-17  1:52                                         ` Drew Adams
2011-01-17  8:32                                         ` Lennart Borgman
2011-01-17 18:22                                           ` Drew Adams
2011-01-17 18:36                                             ` Lennart Borgman
2011-01-17 19:02                                               ` Drew Adams
2011-01-17 19:27                                                 ` Lennart Borgman
2011-01-18  3:20                                                 ` Bikeshedding "user choice" Stephen J. Turnbull
2011-01-18  5:29                                                   ` Drew Adams
2011-01-18  6:11                                                     ` Stephen J. Turnbull
2011-01-18 17:45                                                       ` Drew Adams
2011-01-19  4:59                                                         ` Stephen J. Turnbull
2011-01-19 19:34                                                           ` Drew Adams
2011-01-18  8:06                                                 ` Bikeshedding go! Why is <M-f4> unbound? jasonr
2011-01-17 19:27                                             ` Óscar Fuentes
2011-01-17 20:24                                               ` Drew Adams
2011-01-17  2:27                                     ` Jason Rumney
2011-01-17 18:21                                       ` Drew Adams
2011-01-16 21:49                                 ` Drew Adams
2011-01-14 17:58                               ` Drew Adams
2011-01-14 20:27                                 ` Lennart Borgman
2011-01-14 22:24                                   ` Drew Adams
     [not found]                                     ` <D727BC7268A24AF7B9544FD4E0B74E11@us! .oracle.com>
2011-01-14 22:43                                     ` Lennart Borgman
2011-01-16 21:49                                       ` Drew Adams
2011-01-16 23:49                                         ` Lennart Borgman
2011-01-17  0:33                                           ` Philipp Haselwarter
2011-01-17  1:41                                             ` Drew Adams
2011-01-17  1:45                                           ` Drew Adams
2011-01-17  8:29                                             ` Lennart Borgman
2011-01-17  8:47                                               ` Stephen J. Turnbull
2011-01-17  9:23                                                 ` Lennart Borgman
2011-01-17 18:22                                                 ` Drew Adams
2011-01-17 18:22                                               ` Drew Adams
2011-01-15  2:38                                 ` PJ Weisberg
2011-01-16 21:49                                   ` Drew Adams
2011-01-10 10:15             ` Dimitri Fontaine
2011-01-05 15:31 ` Christopher Allan Webber
  -- strict thread matches above, loose matches on Subject: below --
2011-01-14  1:20 grischka
2011-01-17 12:06 grischka
2011-01-17 12:23 ` Lennart Borgman
2011-01-17 14:37 ` Óscar Fuentes
2011-01-17 16:56   ` Lennart Borgman
2011-01-18  3:03 ` Stephen J. Turnbull
2011-01-18  9:11   ` Lennart Borgman
2011-01-18 12:10   ` grischka
2011-01-17 20:31 Drew Adams
2011-01-17 20:53 ` Lennart Borgman
2011-01-17 21:56   ` Drew Adams
2011-01-17 22:23     ` Lennart Borgman
2011-01-17 23:17       ` Drew Adams
2011-01-17 23:58         ` Lennart Borgman
2011-01-18  0:36           ` Drew Adams
2011-01-18  0:47             ` Lennart Borgman
2011-01-18  1:20               ` Drew Adams
2011-01-18  1:38                 ` Lennart Borgman
2011-01-18  3:14                   ` Drew Adams
2011-01-18  4:06                     ` Stephen J. Turnbull
2011-01-18  9:36 grischka
2011-01-18 12:58 ` Óscar Fuentes
2011-01-18 13:15   ` grischka
2011-01-18 13:27     ` Óscar Fuentes
2011-01-18 17:20       ` Drew Adams
2011-01-19 10:08         ` Stuart Hacking
2011-01-19 19:37           ` Drew Adams
2011-01-20  1:00             ` PJ Weisberg
2011-01-20 17:12               ` Drew Adams
2011-01-20 20:10                 ` PJ Weisberg
2011-01-18 13:33     ` Lennart Borgman
2011-01-18 13:51       ` Óscar Fuentes
2011-01-18 17:40         ` Lennart Borgman
2011-01-18 17:52           ` Óscar Fuentes

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