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bug#7464: 24.0.50; mouse highlighting vanishes upon unsplitting window


From: Eli Zaretskii
Subject: bug#7464: 24.0.50; mouse highlighting vanishes upon unsplitting window
Date: Sat, 31 Mar 2012 21:12:39 +0300

> From: Stephen Berman <address@hidden>
> Cc: address@hidden,  address@hidden
> Date: Sat, 31 Mar 2012 16:01:19 +0200
> 
> On Sat, 31 Mar 2012 08:56:00 +0300 Eli Zaretskii <address@hidden> wrote:
> 
> > Can you show a backtrace in a few instances when the breakpoint inside
> > cancel_mouse_face breaks?  I think these calls are those that keep the
> > highlighting from being wiped out in the GTK build.
> 
> I've attached two backtraces.  The first backtrace was produced
> immediately after typing `r -q', with execution breaking before the
> frame appeared.  The second backtrace was produced after the second
> break, when the frame appeared with the menu and tool bars but no scroll
> bar or text.  This backtrace and subsequent (essentially identical) ones
> included no Lisp backtrace.  At the third break, the scroll bar
> appeared; the backtrace is the same as the second one.  Continuing after
> that, the splash screen appeared and execution reverted to the command
> loop.  I then typed C-x 2 and execution broke four times to split the
> window and redisplay the scroll bars.  Then C-x 1 with the mouse pointer
> over a link text, showing highlighting (which remained after
> continuing), the execution breaking once.  Each of these breaks produced
> the same backtrace, essentially like the second one, but without the
> call to x_scroll_bar_create and with a much larger level_stack in the
> redisplay_window frame.

Thanks.  So I think the issue is now completely clear, and with
Stefan's permission I installed the fix for this bug (as trunk
revision 107713).

I'm therefore closing the bug.





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