Alexandre Julliard : user32: Use the correct top-level window when activating through a mouse click.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 3ab617499768132df134bab2a7c036413a9af50c
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=3ab617499768132df134bab2a7c036413a9af50c

Author: Alexandre Julliard <julliard at winehq.org>
Date:   Fri Sep  1 09:15:44 2017 +0200

user32: Use the correct top-level window when activating through a mouse click.

Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/user32/message.c | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/dlls/user32/message.c b/dlls/user32/message.c
index 3d3736d..406eff3 100644
--- a/dlls/user32/message.c
+++ b/dlls/user32/message.c
@@ -2637,14 +2637,9 @@ static BOOL process_mouse_message( MSG *msg, UINT hw_id, ULONG_PTR extra_info, H
 
         if (msg->hwnd != info.hwndActive)
         {
-            HWND hwndTop = msg->hwnd;
-            while (hwndTop)
-            {
-                if ((GetWindowLongW( hwndTop, GWL_STYLE ) & (WS_POPUP|WS_CHILD)) != WS_CHILD) break;
-                hwndTop = GetParent( hwndTop );
-            }
+            HWND hwndTop = GetAncestor( msg->hwnd, GA_ROOT );
 
-            if (hwndTop)
+            if ((GetWindowLongW( hwndTop, GWL_STYLE ) & (WS_POPUP|WS_CHILD)) != WS_CHILD)
             {
                 LONG ret = SendMessageW( msg->hwnd, WM_MOUSEACTIVATE, (WPARAM)hwndTop,
                                          MAKELONG( hittest, msg->message ) );