Alexandre Julliard : user32: Post notification to the desktop window for window creation/activation.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 596c16cc13f9f2af24d0e8e88519de9f1d1a3a4e
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=596c16cc13f9f2af24d0e8e885...

Author: Alexandre Julliard 
Date:   Tue May 31 13:53:15 2016 +0900

user32: Post notification to the desktop window for window creation/activation.

Signed-off-by: Alexandre Julliard

---

dlls/user32/nonclient.c | 9 +++++++++
 dlls/user32/win.c       | 3 +++
 2 files changed, 12 insertions(+)

diff --git a/dlls/user32/nonclient.c b/dlls/user32/nonclient.c
index 3352e46..a9de812 100644
--- a/dlls/user32/nonclient.c
+++ b/dlls/user32/nonclient.c
@@ -1102,6 +1102,7 @@ static void  NC_DoNCPaint( HWND  hwnd, HRGN  clip )
  */
 LRESULT NC_HandleNCPaint( HWND hwnd , HRGN clip)
 {
+    HWND parent = GetAncestor( hwnd, GA_PARENT );
     DWORD dwStyle = GetWindowLongW( hwnd, GWL_STYLE );

if( dwStyle & WS_VISIBLE )
@@ -1110,6 +1111,9 @@ LRESULT NC_HandleNCPaint( HWND hwnd , HRGN clip)
        WINPOS_RedrawIconTitle( hwnd );
    else
        NC_DoNCPaint( hwnd, clip );
+
+        if (parent == GetDesktopWindow())
+            PostMessageW( parent, WM_PARENTNOTIFY, WM_NCPAINT, (LPARAM)hwnd );
     }
     return 0;
 }
@@ -1122,6 +1126,7 @@ LRESULT NC_HandleNCPaint( HWND hwnd , HRGN clip)
  */
 LRESULT NC_HandleNCActivate( HWND hwnd, WPARAM wParam, LPARAM lParam )
 {
+    HWND parent;
     WND* wndPtr = WIN_GetPtr( hwnd );

if (!wndPtr || wndPtr == WND_OTHER_PROCESS) return FALSE;
@@ -1133,6 +1138,7 @@ LRESULT NC_HandleNCActivate( HWND hwnd, WPARAM wParam, LPARAM lParam )
      */
     if (wParam) wndPtr->flags |= WIN_NCACTIVATED;
     else wndPtr->flags &= ~WIN_NCACTIVATED;
+    parent = wndPtr->parent;
     WIN_ReleasePtr( wndPtr );

/* This isn't documented but is reproducible in at least XP SP2 and
@@ -1144,6 +1150,9 @@ LRESULT NC_HandleNCActivate( HWND hwnd, WPARAM wParam, LPARAM lParam )
             WINPOS_RedrawIconTitle( hwnd );
         else
             NC_DoNCPaint( hwnd, (HRGN)1 );
+
+        if (parent == GetDesktopWindow())
+            PostMessageW( parent, WM_PARENTNOTIFY, WM_NCACTIVATE, (LPARAM)hwnd );
     }

return TRUE;
diff --git a/dlls/user32/win.c b/dlls/user32/win.c
index 8474e2d..eb1aeda 100644
--- a/dlls/user32/win.c
+++ b/dlls/user32/win.c
@@ -1659,6 +1659,9 @@ HWND WIN_CreateWindowEx( CREATESTRUCTW *cs, LPCWSTR className, HINSTANCE module,
     send_parent_notify( hwnd, WM_CREATE );
     if (!IsWindow( hwnd )) return 0;

+    if (parent == GetDesktopWindow())
+        PostMessageW( parent, WM_PARENTNOTIFY, WM_CREATE, (LPARAM)hwnd );
+
     if (cs->style & WS_VISIBLE)
     {
         if (cs->style & WS_MAXIMIZE)