Re: Empty tooltips under X

[martin rudalics <rudalics@gmx.at>]

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  > Looks like a Heisenbug.  Sometimes the tooltip is shown for a very short
  > moment only, sometimes it's shown quite normally, sometimes not at all.

I've been able to trace this back to the following commit:

[9d6ec23f7d4f8fbbfdcea353c4b58e47f76a7342] Update frame title when redisplay scrolls selected window

Any objections against the attached patch?

martin


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--- a/src/xdisp.c
+++ b/src/xdisp.c
@@ -11541,9 +11541,10 @@ x_consider_frame_title (Lisp_Object frame)
 {
   struct frame *f = XFRAME (frame);

-  if (FRAME_WINDOW_P (f)
-      || FRAME_MINIBUF_ONLY_P (f)
-      || f->explicit_name)
+  if ((FRAME_WINDOW_P (f)
+       || FRAME_MINIBUF_ONLY_P (f)
+       || f->explicit_name)
+      && NILP (Fframe_parameter (frame, Qtooltip)))
     {
       /* Do we have more than one visible frame on this X display?  */
       Lisp_Object tail, other_frame, fmt;