Subject: Re: bug#8919: 24.0.50; Ever-changing frame size for GTK3 toolkit on a KDE4 desktop

From: Jan Djärv <[email-masked]>
Date: Thu, 23 Jun 2011 19:48:26 +0200

Hi.

We have had shrinking on KDE before GTK3.  It comes and goes.
GTK3 now sets wm size hits behind our backs, it is probably that that triggers it.

	Jan D.

Dirk Ullrich skrev 2011-06-22 13.04:
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> Please describe exactly what actions triggered the bug
> and the precise symptoms of the bug.  If you can, give
> a recipe starting from `emacs -Q':
>
> 1. Compile Emacs from Bzr repository with the GTK3 toolkit.
> 2. Start Emacs on a KDE4 desktop.
> 3. Starting to use Emacs dimish its frame size, and the frame size is
> changing with nearly every command.
>
> Remark: Using the GTK2 toolkit avoids this bug. Maybe it is caused by
> the following change reported in `src/ChangeLog':
> 2011-06-14  Jan Djärv<[email-masked]>
>
> 	* xfns.c (x_set_scroll_bar_default_width): Remove argument to
> 	xg_get_default_scrollbar_width.
>
> 	* gtkutil.c: Include emacsgtkfixed.h if HAVE_GTK3.
> 	(int_gtk_range_get_value): Move to the scroll bar part of the file.
> 	(style_changed_cb): Call update_theme_scrollbar_width and call
> 	x_set_scroll_bar_default_width and xg_frame_set_char_size for
> 	all frames (Bug#8505).
> 	(xg_create_frame_widgets): Call emacs_fixed_new if HAVE_GTK3 (Bug#8505).
> 	Call gtk_window_set_resizable if HAVE_GTK3.
> 	(x_wm_set_size_hint): Call emacs_fixed_set_min_size with min width
> 	and height if HAVE_GTK3 (Bug#8505).
> 	(scroll_bar_width_for_theme): New variable.
> 	(update_theme_scrollbar_width): New function.
> 	(xg_get_default_scrollbar_width): Move code to
> 	update_theme_scrollbar_width, just return scroll_bar_width_for_theme.
> 	(xg_initialize): Call update_theme_scrollbar_width.
>
> 	* gtkutil.h (xg_get_default_scrollbar_width): Remove argument.
>
> 	* emacsgtkfixed.c, emacsgtkfixed.h: New files.
>
>
> If Emacs crashed, and you have the Emacs process in the gdb debugger,
> please include the output from the following gdb commands:
>      `bt full' and `xbacktrace'.
> For information about debugging Emacs, please read the file
> /usr/share/emacs/24.0.50/etc/DEBUG.
>
>
> In GNU Emacs 24.0.50.1 (x86_64-unknown-linux-gnu, GTK+ Version 3.0.11)
>   of 2011-06-22 on red
> Windowing system distributor `The X.Org Foundation', version 11.0.11002000
> configured using `configure  '--prefix=/usr' '--sysconfdir=/etc'
> '--localstatedir=/var' '--libexecdir=/usr/lib'
> '--mandir=/usr/share/man' '--without-sound' '--with-x-toolkit=gtk3'
> 'CFLAGS=-march=x86-64 -mtune=generic -O2 -pipe'
> 'LDFLAGS=-Wl,--hash-style=gnu -Wl,--as-needed''
>
> Important settings:
>    value of $LC_ALL: nil
>    value of $LC_COLLATE: nil
>    value of $LC_CTYPE: nil
>    value of $LC_MESSAGES: nil
>    value of $LC_MONETARY: nil
>    value of $LC_NUMERIC: nil
>    value of $LC_TIME: nil
>    value of $LANG: de_DE.UTF-8
>    value of $XMODIFIERS: nil
>    locale-coding-system: utf-8-unix
>    default enable-multibyte-characters: t
>
> Major mode: Lisp Interaction
>
> Minor modes in effect:
>    tooltip-mode: t
>    mouse-wheel-mode: t
>    tool-bar-mode: t
>    menu-bar-mode: t
>    file-name-shadow-mode: t
>    global-font-lock-mode: t
>    font-lock-mode: t
>    blink-cursor-mode: t
>    auto-composition-mode: t
>    auto-encryption-mode: t
>    auto-compression-mode: t
>    line-number-mode: t
>    transient-mark-mode: t
>
> Recent input:
> M-x r e p o r t<tab>  <return>
>
> Recent messages:
> For information about GNU Emacs and the GNU system, type C-h C-a.
>
> Load-path shadows:
> /usr/share/emacs/site-lisp/coq-db hides
> /usr/share/emacs/site-lisp/ProofGeneral/coq/coq-db
> /usr/share/emacs/site-lisp/coq-syntax hides
> /usr/share/emacs/site-lisp/ProofGeneral/coq/coq-syntax
> /usr/share/emacs/site-lisp/coq hides
> /usr/share/emacs/site-lisp/ProofGeneral/coq/coq
>
> Features:
> (shadow sort gnus-util time-date mail-extr message idna sendmail
> regexp-opt format-spec rfc822 mml easymenu mml-sec mm-decode mm-bodies
> mm-encode mail-parse rfc2231 rfc2047 rfc2045 ietf-drums mm-util
> mail-prsvr mailabbrev mail-utils gmm-utils mailheader emacsbug tooltip
> ediff-hook vc-hooks lisp-float-type mwheel x-win x-dnd tool-bar dnd
> fontset image fringe lisp-mode register page menu-bar rfn-eshadow timer
> select scroll-bar mouse jit-lock font-lock syntax facemenu font-core
> frame cham georgian utf-8-lang misc-lang vietnamese tibetan thai
> tai-viet lao korean japanese hebrew greek romanian slovak czech european
> ethiopic indian cyrillic chinese case-table epa-hook jka-cmpr-hook help
> simple abbrev minibuffer loaddefs button faces cus-face files
> text-properties overlay sha1 md5 base64 format env code-pages mule
> custom widget hashtable-print-readable backquote make-network-process
> dbusbind dynamic-setting system-font-setting font-render-setting
> move-toolbar gtk x-toolkit x multi-tty emacs)
>
>