win32u: Move NtUserGetForegroundWindow implementation from user32.

dlls/user32/focus.c

@@ -161,7 +161,7 @@ static BOOL set_active_window( HWND hwnd, HWND *prev, BOOL mouse, BOOL focus )
 
     if (IsWindow(hwnd))
     {
-        SendMessageW( hwnd, WM_NCACTIVATE, (hwnd == GetForegroundWindow()), (LPARAM)previous );
+        SendMessageW( hwnd, WM_NCACTIVATE, hwnd == NtUserGetForegroundWindow(), (LPARAM)previous );
         SendMessageW( hwnd, WM_ACTIVATE,
                       MAKEWPARAM( mouse ? WA_CLICKACTIVE : WA_ACTIVE, IsIconic(hwnd) ),
                       (LPARAM)previous );
@@ -371,23 +371,6 @@ HWND WINAPI GetFocus(void)
 }
 
 
-/*******************************************************************
- *		GetForegroundWindow  (USER32.@)
- */
-HWND WINAPI GetForegroundWindow(void)
-{
-    HWND ret = 0;
-
-    SERVER_START_REQ( get_thread_input )
-    {
-        req->tid = 0;
-        if (!wine_server_call_err( req )) ret = wine_server_ptr_handle( reply->foreground );
-    }
-    SERVER_END_REQ;
-    return ret;
-}
-
-
 /***********************************************************************
 *		SetShellWindowEx (USER32.@)
 * hwndShell =    Progman[Program Manager]

dlls/user32/message.c

@@ -1876,7 +1876,7 @@ static LRESULT handle_internal_message( HWND hwnd, UINT msg, WPARAM wparam, LPAR
         if (is_desktop_window( hwnd )) return 0;
         return WIN_SetStyle(hwnd, wparam, lparam);
     case WM_WINE_SETACTIVEWINDOW:
-        if (!wparam && GetForegroundWindow() == hwnd) return 0;
+        if (!wparam && NtUserGetForegroundWindow() == hwnd) return 0;
         return (LRESULT)SetActiveWindow( (HWND)wparam );
     case WM_WINE_KEYBOARD_LL_HOOK:
     case WM_WINE_MOUSE_LL_HOOK:

dlls/user32/user32.spec

@@ -302,7 +302,7 @@
 @ stdcall GetDpiForSystem()
 @ stdcall GetDpiForWindow(long)
 @ stdcall GetFocus()
-@ stdcall GetForegroundWindow()
+@ stdcall GetForegroundWindow() NtUserGetForegroundWindow
 @ stdcall GetGestureConfig(long long long ptr ptr long)
 @ stdcall GetGestureInfo(long ptr)
 @ stdcall GetGUIThreadInfo(long ptr)

dlls/user32/user_main.c

@@ -97,7 +97,7 @@ static HPALETTE WINAPI UserSelectPalette( HDC hDC, HPALETTE hPal, BOOL bForceBac
         HWND hwnd = WindowFromDC( hDC );
         if (hwnd)
         {
-            HWND hForeground = GetForegroundWindow();
+            HWND hForeground = NtUserGetForegroundWindow();
             /* set primary palette if it's related to current active */
             if (hForeground == hwnd || IsChild(hForeground,hwnd))
             {

dlls/user32/win.c

@@ -3843,7 +3843,7 @@ BOOL WINAPI FlashWindowEx( PFLASHWINFO pfinfo )
         hwnd = wndPtr->obj.handle;  /* make it a full handle */
 
         if (pfinfo->dwFlags) wparam = !(wndPtr->flags & WIN_NCACTIVATED);
-        else wparam = (hwnd == GetForegroundWindow());
+        else wparam = (hwnd == NtUserGetForegroundWindow());
 
         WIN_ReleasePtr( wndPtr );
         SendMessageW( hwnd, WM_NCACTIVATE, wparam, 0 );

dlls/user32/winpos.c

@@ -1640,7 +1640,7 @@ void WINPOS_ActivateOtherWindow(HWND hwnd)
     }
 
  done:
-    fg = GetForegroundWindow();
+    fg = NtUserGetForegroundWindow();
     TRACE("win = %p fg = %p\n", hwndTo, fg);
     if (!fg || (hwnd == fg))
     {

dlls/win32u/input.c

@@ -1004,3 +1004,19 @@ int WINAPI NtUserGetMouseMovePointsEx( UINT size, MOUSEMOVEPOINT *ptin, MOUSEMOV
 
     return copied;
 }
+
+/*******************************************************************
+ *           NtUserGetForegroundWindow  (win32u.@)
+ */
+HWND WINAPI NtUserGetForegroundWindow(void)
+{
+    HWND ret = 0;
+
+    SERVER_START_REQ( get_thread_input )
+    {
+        req->tid = 0;
+        if (!wine_server_call_err( req )) ret = wine_server_ptr_handle( reply->foreground );
+    }
+    SERVER_END_REQ;
+    return ret;
+}

dlls/win32u/syscall.c

@@ -115,6 +115,7 @@ static void * const syscalls[] =
     NtUserGetCursor,
     NtUserGetDoubleClickTime,
     NtUserGetDpiForMonitor,
+    NtUserGetForegroundWindow,
     NtUserGetKeyState,
     NtUserGetKeyboardLayout,
     NtUserGetKeyboardLayoutName,

dlls/win32u/win32u.spec

@@ -926,7 +926,7 @@
 @ stub NtUserGetDpiForCurrentProcess
 @ stdcall -syscall NtUserGetDpiForMonitor(long long ptr ptr)
 @ stub NtUserGetExtendedPointerDeviceProperty
-@ stub NtUserGetForegroundWindow
+@ stdcall -syscall NtUserGetForegroundWindow()
 @ stub NtUserGetGUIThreadInfo
 @ stub NtUserGetGestureConfig
 @ stub NtUserGetGestureExtArgs

dlls/wow64win/syscall.h

@@ -102,6 +102,7 @@
     SYSCALL_ENTRY( NtUserGetCursor ) \
     SYSCALL_ENTRY( NtUserGetDoubleClickTime ) \
     SYSCALL_ENTRY( NtUserGetDpiForMonitor ) \
+    SYSCALL_ENTRY( NtUserGetForegroundWindow ) \
     SYSCALL_ENTRY( NtUserGetKeyState ) \
     SYSCALL_ENTRY( NtUserGetKeyboardLayout ) \
     SYSCALL_ENTRY( NtUserGetKeyboardLayoutName ) \

dlls/wow64win/user.c

@@ -415,3 +415,8 @@ NTSTATUS WINAPI wow64_NtUserUnhookWindowsHookEx( UINT *args )
 
     return NtUserUnhookWindowsHookEx( handle );
 }
+
+NTSTATUS WINAPI wow64_NtUserGetForegroundWindow( UINT *args )
+{
+    return HandleToUlong( NtUserGetForegroundWindow() );
+}

include/ntuser.h

@@ -156,6 +156,7 @@ LONG    WINAPI NtUserGetDisplayConfigBufferSizes( UINT32 flags, UINT32 *num_path
                                                   UINT32 *num_mode_info );
 UINT    WINAPI NtUserGetDoubleClickTime(void);
 BOOL    WINAPI NtUserGetDpiForMonitor( HMONITOR monitor, UINT type, UINT *x, UINT *y );
+HWND    WINAPI NtUserGetForegroundWindow(void);
 INT     WINAPI NtUserGetKeyNameText( LONG lparam, WCHAR *buffer, INT size );
 SHORT   WINAPI NtUserGetKeyState( INT vkey );
 HKL     WINAPI NtUserGetKeyboardLayout( DWORD thread_id );