1 files changed, 15 insertions, 2 deletions

diff --git a/src/xterm.c b/src/xterm.c
index f750c00cea0..8171fe7738e 100644
--- a/src/xterm.c
+++ b/src/xterm.c
@@ -6123,7 +6123,8 @@ handle_one_xevent (struct x_display_info *dpyinfo, XEvent *eventptr,
       last_user_time = event.xproperty.time;
       f = x_top_window_to_frame (dpyinfo, event.xproperty.window);
       if (f && event.xproperty.atom == dpyinfo->Xatom_net_wm_state)
-        if (x_handle_net_wm_state (f, &event.xproperty) && f->iconified)
+        if (x_handle_net_wm_state (f, &event.xproperty) && f->iconified
+            && f->output_data.x->net_wm_state_hidden_seen)
           {
             /* Gnome shell does not iconify us when C-z is pressed.  It hides
                the frame.  So if our state says we aren't hidden anymore,
@@ -6133,6 +6134,7 @@ handle_one_xevent (struct x_display_info *dpyinfo, XEvent *eventptr,
             f->async_visible = 1;
             f->async_iconified = 0;
             f->output_data.x->has_been_visible = 1;
+            f->output_data.x->net_wm_state_hidden_seen = 0;
             inev.ie.kind = DEICONIFY_EVENT;
             XSETFRAME (inev.ie.frame_or_window, f);
           }
@@ -8494,7 +8496,10 @@ get_current_wm_state (struct frame *f,
     {
       Atom a = ((Atom*)tmp_data)[i];
       if (a == dpyinfo->Xatom_net_wm_state_hidden)
-        is_hidden = 1;
+        {
+          is_hidden = 1;
+          f->output_data.x->net_wm_state_hidden_seen = 1;
+        }
       else if (a == dpyinfo->Xatom_net_wm_state_maximized_horz)
         {
           if (*size_state == FULLSCREEN_HEIGHT)
@@ -9570,6 +9575,14 @@ x_wm_set_size_hint (struct frame *f, long flags, int user_position)
   XSizeHints size_hints;
   Window window = FRAME_OUTER_WINDOW (f);
 
+#ifdef USE_X_TOOLKIT
+  if (f->output_data.x->widget)
+    {
+      widget_update_wm_size_hints (f->output_data.x->widget);
+      return;
+    }
+#endif
+
   /* Setting PMaxSize caused various problems.  */
   size_hints.flags = PResizeInc | PMinSize /* | PMaxSize */;