[PATCH 5/5] win32u: Update the window state when display settings changes.

[Rémi Bernon]

From: Rémi Bernon

---
 dlls/win32u/defwnd.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/dlls/win32u/defwnd.c b/dlls/win32u/defwnd.c
index 5a615f6cf3f..225f687b218 100644
--- a/dlls/win32u/defwnd.c
+++ b/dlls/win32u/defwnd.c
@@ -2936,6 +2936,16 @@ LRESULT default_window_proc( HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam,
     return result;
 }

+static void update_children_window_state( HWND hwnd )
+{
+    HWND *children;
+    int i;
+
+    if (!(children = list_window_children( 0, hwnd, NULL, 0 ))) return;
+    for (i = 0; children[i]; i++) update_window_state( children[i] );
+    free( children );
+}
+
 LRESULT desktop_window_proc( HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam )
 {
     static const WCHAR wine_display_device_guidW[] =
@@ -2992,6 +3002,8 @@ LRESULT desktop_window_proc( HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam )
                             flags | SWP_NOZORDER | SWP_NOACTIVATE | SWP_DEFERERASE );
         NtUserSetThreadDpiAwarenessContext( context );

+        update_children_window_state( hwnd );
+
         return send_message_timeout( HWND_BROADCAST, WM_WINE_DESKTOP_RESIZED, old_rect.left,
                                      old_rect.top, SMTO_ABORTIFHUNG, 2000, FALSE );
     }