Alexandre Julliard : user32: Refresh the frame when the style bits of a layered window are changed.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: b0fce2a02b5b3b5dda61b6fe1a653b2fe994de0d
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=b0fce2a02b5b3b5dda61b6fe1a...

Author: Alexandre Julliard <julliard(a)winehq.org>
Date:   Thu Sep 13 13:50:34 2012 +0200

user32: Refresh the frame when the style bits of a layered window are changed.

---

 dlls/user32/defwnd.c |   10 ++++++++++
 1 files changed, 10 insertions(+), 0 deletions(-)

diff --git a/dlls/user32/defwnd.c b/dlls/user32/defwnd.c
index 0ac308c..af566bf 100644
--- a/dlls/user32/defwnd.c
+++ b/dlls/user32/defwnd.c
@@ -719,6 +719,16 @@ static LRESULT DEFWND_DefWinProc( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lPa
         SendMessageW( GetParent(hwnd), msg, wParam, lParam );
         break;
 
+    case WM_STYLECHANGED:
+        if (wParam == GWL_STYLE && (GetWindowLongW( hwnd, GWL_EXSTYLE ) & WS_EX_LAYERED))
+        {
+            STYLESTRUCT *style = (STYLESTRUCT *)lParam;
+            if ((style->styleOld ^ style->styleNew) & (WS_CAPTION|WS_THICKFRAME|WS_VSCROLL|WS_HSCROLL))
+                SetWindowPos( hwnd, 0, 0, 0, 0, 0, SWP_FRAMECHANGED | SWP_NOACTIVATE | SWP_NOZORDER |
+                              SWP_NOSIZE | SWP_NOMOVE | SWP_NOCLIENTSIZE | SWP_NOCLIENTMOVE );
+        }
+        break;
+
     case WM_APPCOMMAND:
         {
             HWND parent = GetParent(hwnd);