user32: Notify the user driver about window extended style changes too.

dlls/user32/driver.c

@@ -388,7 +388,7 @@ static void nulldrv_SetWindowIcon( HWND hwnd, UINT type, HICON icon )
 {
 }
 
-static void nulldrv_SetWindowStyle( HWND hwnd, DWORD old_style )
+static void nulldrv_SetWindowStyle( HWND hwnd, INT offset, STYLESTRUCT *style )
 {
 }
 
@@ -723,9 +723,9 @@ static void loaderdrv_SetWindowIcon( HWND hwnd, UINT type, HICON icon )
     load_driver()->pSetWindowIcon( hwnd, type, icon );
 }
 
-static void loaderdrv_SetWindowStyle( HWND hwnd, DWORD old_style )
+static void loaderdrv_SetWindowStyle( HWND hwnd, INT offset, STYLESTRUCT *style )
 {
-    load_driver()->pSetWindowStyle( hwnd, old_style );
+    load_driver()->pSetWindowStyle( hwnd, offset, style );
 }
 
 static void loaderdrv_SetWindowText( HWND hwnd, LPCWSTR text )

dlls/user32/user_private.h

@@ -153,7 +153,7 @@ typedef struct tagUSER_DRIVER {
     void   (*pSetParent)(HWND,HWND,HWND);
     int    (*pSetWindowRgn)(HWND,HRGN,BOOL);
     void   (*pSetWindowIcon)(HWND,UINT,HICON);
-    void   (*pSetWindowStyle)(HWND,DWORD);
+    void   (*pSetWindowStyle)(HWND,INT,STYLESTRUCT*);
     void   (*pSetWindowText)(HWND,LPCWSTR);
     UINT   (*pShowWindow)(HWND,INT,RECT*,UINT);
     LRESULT (*pSysCommand)(HWND,WPARAM,LPARAM);

dlls/user32/win.c

@@ -536,7 +536,7 @@ HWND WIN_SetOwner( HWND hwnd, HWND owner )
 ULONG WIN_SetStyle( HWND hwnd, ULONG set_bits, ULONG clear_bits )
 {
     BOOL ok;
-    ULONG new_style, old_style = 0;
+    STYLESTRUCT style;
     WND *win = WIN_GetPtr( hwnd );
 
     if (!win || win == WND_DESKTOP) return 0;
@@ -547,32 +547,33 @@ ULONG WIN_SetStyle( HWND hwnd, ULONG set_bits, ULONG clear_bits )
                  set_bits, clear_bits, hwnd );
         return 0;
     }
-    new_style = (win->dwStyle | set_bits) & ~clear_bits;
-    if (new_style == win->dwStyle)
+    style.styleOld = win->dwStyle;
+    style.styleNew = (win->dwStyle | set_bits) & ~clear_bits;
+    if (style.styleNew == style.styleOld)
     {
         WIN_ReleasePtr( win );
-        return new_style;
+        return style.styleNew;
     }
     SERVER_START_REQ( set_window_info )
     {
         req->handle = hwnd;
         req->flags  = SET_WIN_STYLE;
-        req->style  = new_style;
+        req->style  = style.styleNew;
         req->extra_offset = -1;
         if ((ok = !wine_server_call( req )))
         {
-            old_style = reply->old_style;
-            win->dwStyle = new_style;
+            style.styleOld = reply->old_style;
+            win->dwStyle = style.styleNew;
         }
     }
     SERVER_END_REQ;
     WIN_ReleasePtr( win );
     if (ok)
     {
-        USER_Driver->pSetWindowStyle( hwnd, old_style );
-        if ((old_style ^ new_style) & WS_VISIBLE) invalidate_dce( hwnd, NULL );
+        USER_Driver->pSetWindowStyle( hwnd, GWL_STYLE, &style );
+        if ((style.styleOld ^ style.styleNew) & WS_VISIBLE) invalidate_dce( hwnd, NULL );
     }
-    return old_style;
+    return style.styleOld;
 }
 
 
@@ -2131,10 +2132,11 @@ LONG_PTR WIN_SetWindowLong( HWND hwnd, INT offset, UINT size, LONG_PTR newval, B
 
     if (!ok) return 0;
 
-    if (offset == GWL_STYLE) USER_Driver->pSetWindowStyle( hwnd, retval );
-
     if (offset == GWL_STYLE || offset == GWL_EXSTYLE)
+    {
+        USER_Driver->pSetWindowStyle( hwnd, offset, &style );
         SendMessageW( hwnd, WM_STYLECHANGED, offset, (LPARAM)&style );
+    }
 
     return retval;
 }

dlls/winex11.drv/window.c

@@ -1455,16 +1455,15 @@ void X11DRV_SetWindowText( HWND hwnd, LPCWSTR text )
  *
  * Update the X state of a window to reflect a style change
  */
-void X11DRV_SetWindowStyle( HWND hwnd, DWORD old_style )
+void X11DRV_SetWindowStyle( HWND hwnd, INT offset, STYLESTRUCT *style )
 {
     struct x11drv_win_data *data;
-    DWORD new_style, changed;
+    DWORD changed;
 
     if (hwnd == GetDesktopWindow()) return;
-    new_style = GetWindowLongW( hwnd, GWL_STYLE );
-    changed = new_style ^ old_style;
+    changed = style->styleNew ^ style->styleOld;
 
-    if ((changed & WS_VISIBLE) && (new_style & WS_VISIBLE))
+    if (offset == GWL_STYLE && (changed & WS_VISIBLE) && (style->styleNew & WS_VISIBLE))
     {
         /* we don't unmap windows, that causes trouble with the window manager */
         if (!(data = X11DRV_get_win_data( hwnd )) &&
@@ -1474,17 +1473,17 @@ void X11DRV_SetWindowStyle( HWND hwnd, DWORD old_style )
         {
             Display *display = thread_display();
             set_wm_hints( display, data );
-            if (!data->mapped) map_window( display, data, new_style );
+            if (!data->mapped) map_window( display, data, style->styleNew );
         }
     }
 
-    if (changed & WS_DISABLED)
+    if (offset == GWL_STYLE && (changed & WS_DISABLED))
     {
         data = X11DRV_get_win_data( hwnd );
         if (data && data->wm_hints)
         {
             wine_tsx11_lock();
-            data->wm_hints->input = !(new_style & WS_DISABLED);
+            data->wm_hints->input = !(style->styleNew & WS_DISABLED);
             XSetWMHints( thread_display(), data->whole_window, data->wm_hints );
             wine_tsx11_unlock();
         }

dlls/winex11.drv/winex11.drv.spec

@@ -109,7 +109,7 @@
 @ cdecl SetParent(long long long) X11DRV_SetParent
 @ cdecl SetWindowIcon(long long long) X11DRV_SetWindowIcon
 @ cdecl SetWindowRgn(long long long) X11DRV_SetWindowRgn
-@ cdecl SetWindowStyle(ptr long) X11DRV_SetWindowStyle
+@ cdecl SetWindowStyle(ptr long ptr) X11DRV_SetWindowStyle
 @ cdecl SetWindowText(long wstr) X11DRV_SetWindowText
 @ cdecl ShowWindow(long long ptr long) X11DRV_ShowWindow
 @ cdecl SysCommand(long long long) X11DRV_SysCommand