Rémi Bernon : win32u: Asynchronously send the WM_DISPLAYCHANGE to the desktop window.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 4e8844529c5ea361ad6a0b5ac19d28cb88670456
URL:    https://gitlab.winehq.org/wine/wine/-/commit/4e8844529c5ea361ad6a0b5ac19d28c...

Author: Rémi Bernon 
Date:   Thu Oct 13 21:17:54 2022 +0200

win32u: Asynchronously send the WM_DISPLAYCHANGE to the desktop window.

---

dlls/win32u/message.c        | 2 +-
 dlls/win32u/sysparams.c      | 4 ++--
 dlls/win32u/win32u_private.h | 1 +
 3 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/dlls/win32u/message.c b/dlls/win32u/message.c
index 51967d2598a..caffd837c8b 100644
--- a/dlls/win32u/message.c
+++ b/dlls/win32u/message.c
@@ -3047,7 +3047,7 @@ LRESULT send_message( HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam )
 }

/* see SendNotifyMessageW */
-static BOOL send_notify_message( HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam, BOOL ansi )
+BOOL send_notify_message( HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam, BOOL ansi )
 {
     struct send_message_info info;

diff --git a/dlls/win32u/sysparams.c b/dlls/win32u/sysparams.c
index 1c81dda9dd3..6b5a6f65aef 100644
--- a/dlls/win32u/sysparams.c
+++ b/dlls/win32u/sysparams.c
@@ -2487,8 +2487,8 @@ static LONG apply_display_settings( const WCHAR *devname, const DEVMODEW *devmod
         user_driver->pGetCurrentDisplaySettings( adapter->dev.device_name, &current_mode );
         adapter_release( adapter );

-        send_message( NtUserGetDesktopWindow(), WM_DISPLAYCHANGE, current_mode.dmBitsPerPel,
-                      MAKELPARAM( current_mode.dmPelsWidth, current_mode.dmPelsHeight ) );
+        send_notify_message( NtUserGetDesktopWindow(), WM_DISPLAYCHANGE, current_mode.dmBitsPerPel,
+                             MAKELPARAM( current_mode.dmPelsWidth, current_mode.dmPelsHeight ), FALSE );
         send_message_timeout( HWND_BROADCAST, WM_DISPLAYCHANGE, current_mode.dmBitsPerPel,
                               MAKELPARAM( current_mode.dmPelsWidth, current_mode.dmPelsHeight ),
                               SMTO_ABORTIFHUNG, 2000, FALSE );
diff --git a/dlls/win32u/win32u_private.h b/dlls/win32u/win32u_private.h
index 298cafcf7bf..4be068b968d 100644
--- a/dlls/win32u/win32u_private.h
+++ b/dlls/win32u/win32u_private.h
@@ -308,6 +308,7 @@ extern LRESULT send_internal_message_timeout( DWORD dest_pid, DWORD dest_tid, UI
                                               LPARAM lparam, UINT flags, UINT timeout,
                                               PDWORD_PTR res_ptr ) DECLSPEC_HIDDEN;
 extern LRESULT send_message( HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam ) DECLSPEC_HIDDEN;
+extern BOOL send_notify_message( HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam, BOOL ansi ) DECLSPEC_HIDDEN;
 extern LRESULT send_message_timeout( HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam,
                                      UINT flags, UINT timeout, BOOL ansi );