GNU bug report logs - #55836
29.0.50; (iconify-frame) freezes buffer view under Wayland.

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From: Tino Calancha <tino.calancha <at> gmail.com>
To: Po Lu <luangruo <at> yahoo.com>
Cc: 55836 <at> debbugs.gnu.org, Tino Calancha <tino.calancha <at> gmail.com>
Subject: bug#55836: 29.0.50; (iconify-frame) freezes buffer view under Wayland.
Date: Fri, 30 Sep 2022 14:36:10 +0200 (CEST)

On Thu, 29 Sep 2022, Po Lu wrote:

> You should simply be able to type "b gdk_wayland_window_handle_configure".

I see, thank you.

> Could you install debug info for GDK, put breakpoints on both
> window_state_event (in pgtkterm.c) and
> gdk_wayland_window_handle_configure (in gdkwindow-wayland.c)?

> Please see whether the former is called after the latter, and in doing
> so clears the iconified flag?

This is what I see:

1. The breakpoint at gdk_wayland_window_handle_configure is never reached.
   I have tried with both patches discussed above, and the master branch
   with no success: such breakpoint is not reached.

2. I have played with the following patch that also fixes the issue in my
   machine:

--8<-----------------------------cut here---------------start------------->8---
diff --git a/src/pgtkterm.c b/src/pgtkterm.c
index 491ba33..58456c9 100644
--- a/src/pgtkterm.c
+++ b/src/pgtkterm.c
@@ -5502,13 +5502,6 @@ window_state_event (GtkWidget *widget,

   if (new_state & GDK_WINDOW_STATE_ICONIFIED)
     SET_FRAME_ICONIFIED (f, true);
-  else
-    {
-      FRAME_X_OUTPUT (f)->has_been_visible = true;
-      inev.ie.kind = DEICONIFY_EVENT;
-      XSETFRAME (inev.ie.frame_or_window, f);
-      SET_FRAME_ICONIFIED (f, false);
-    }

   if (new_state & GDK_WINDOW_STATE_STICKY)
     store_frame_param (f, Qsticky, Qt);
--8<-----------------------------cut here---------------end--------------->8---

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