* widget.c (update_wm_hints): Return if wmshell is null.

(widget_update_wm_size_hints): New function.

* widget.h (widget_update_wm_size_hints): Declare.

* xterm.c (x_wm_set_size_hint): If USE_X_TOOLKIT, call
widget_update_wm_size_hints.

Fixes: debbugs:10104

1 files changed, 8 insertions, 0 deletions

diff --git a/src/xterm.c b/src/xterm.c
index e41af2b2870..290acdd9ca4 100644
--- a/src/xterm.c
+++ b/src/xterm.c
@@ -9561,6 +9561,14 @@ 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 */;