Re: [hober0@bogus.example.com: Re: mode-line redisplay bug]

[YAMAMOTO Mitsuharu <mituharu@math.s.chiba-u.ac.jp>]

>>>>> On Wed, 12 Oct 2005 12:57:07 +0200 (CEST), David PONCE <david.ponce@wanadoo.fr> said:

> Since your last changes related to the mode-line redisplay bug
> thread, help-echo messages on the header-line or the mode-line are
> shown sporadically.

That's "Problem 2.1" in the thread.

>>>>> On Tue, 07 Jun 2005 18:45:48 +0900, YAMAMOTO Mitsuharu <mituharu@math.s.chiba-u.ac.jp> said:

>      2.1 Sometimes a tooltip is not shown.  I hope the first
>          fragment of the patch below fix this.

>      2.2 The value of last_mouse_glyph may become invalid.  For
>          example, after clicking the image on the splash screen,
>          dragging the area where the image was displayed does not
>          issue mouse-movement events.  I think last_mouse_glyph
>          should be cleared in some appropriate timing, but I'm not
>          sure when it is.

I installed the following change.

				     YAMAMOTO Mitsuharu
				mituharu@math.s.chiba-u.ac.jp

Index: src/macterm.c
===================================================================
RCS file: /cvsroot/emacs/emacs/src/macterm.c,v
retrieving revision 1.135
diff -c -r1.135 macterm.c
*** src/macterm.c	11 Oct 2005 22:35:40 -0000	1.135
--- src/macterm.c	12 Oct 2005 11:05:53 -0000
***************
*** 4193,4198 ****
--- 4193,4200 ----
        /* Remember which glyph we're now on.  */
        remember_mouse_glyph (frame, pos->h, pos->v, &last_mouse_glyph);
      }
+   else
+     help_echo_string = previous_help_echo_string;
  }
  
  \f
Index: src/w32term.c
===================================================================
RCS file: /cvsroot/emacs/emacs/src/w32term.c,v
retrieving revision 1.233
diff -c -r1.233 w32term.c
*** src/w32term.c	11 Oct 2005 22:36:35 -0000	1.233
--- src/w32term.c	12 Oct 2005 11:05:54 -0000
***************
*** 3238,3243 ****
--- 3238,3245 ----
  	 other times.  */
        remember_mouse_glyph (frame, mouse_x, mouse_y, &last_mouse_glyph);
      }
+   else
+     help_echo_string = previous_help_echo_string;
  }
  
  \f
Index: src/xterm.c
===================================================================
RCS file: /cvsroot/emacs/emacs/src/xterm.c,v
retrieving revision 1.880
diff -c -r1.880 xterm.c
*** src/xterm.c	11 Oct 2005 22:37:01 -0000	1.880
--- src/xterm.c	12 Oct 2005 11:05:55 -0000
***************
*** 3610,3615 ****
--- 3610,3617 ----
        /* Remember which glyph we're now on.  */
        remember_mouse_glyph (frame, event->x, event->y, &last_mouse_glyph);
      }
+   else
+     help_echo_string = previous_help_echo_string;
  }
  
  \f