user32: Change SetForegroundWindow behavior on windows with parent and no WS_CHILD flag.

dlls/user32/tests/win.c

@@ -2794,6 +2794,7 @@ static void test_SetForegroundWindow(HWND hwnd)
     BOOL ret;
     HWND hwnd2;
     MSG msg;
+    LONG style;
 
     flush_events( TRUE );
     ShowWindow(hwnd, SW_HIDE);
@@ -2889,6 +2890,19 @@ static void test_SetForegroundWindow(HWND hwnd)
     todo_wine ok(GetActiveWindow() == hwnd2, "Expected active window %p, got %p.\n", hwnd2, GetActiveWindow());
     todo_wine ok(GetFocus() == hwnd2, "Expected focus window %p, got %p.\n", hwnd2, GetFocus());
 
+    SetForegroundWindow(hwnd);
+    check_wnd_state(hwnd, hwnd, hwnd, 0);
+    style = GetWindowLongA(hwnd2, GWL_STYLE) | WS_CHILD;
+    ok(SetWindowLongA(hwnd2, GWL_STYLE, style), "SetWindowLong failed\n");
+    ok(SetForegroundWindow(hwnd2), "SetForegroundWindow failed\n");
+    check_wnd_state(hwnd2, hwnd2, hwnd2, 0);
+
+    SetForegroundWindow(hwnd);
+    check_wnd_state(hwnd, hwnd, hwnd, 0);
+    ok(SetWindowLongA(hwnd2, GWL_STYLE, style & (~WS_POPUP)), "SetWindowLong failed\n");
+    ok(!SetForegroundWindow(hwnd2), "SetForegroundWindow failed\n");
+    check_wnd_state(hwnd, hwnd, hwnd, 0);
+
     SetEvent(thread_params.test_finished);
     WaitForSingleObject(thread, INFINITE);
     CloseHandle(thread_params.test_finished);
@@ -3720,7 +3734,6 @@ static void test_SetParent(void)
     ret = SetParent(popup, child1);
     ok(ret == desktop, "expected %p, got %p\n", desktop, ret);
     check_parents(popup, child1, child1, 0, 0, parent, popup);
-todo_wine
     check_active_state(popup, 0, popup);
 
     SetActiveWindow(parent);
@@ -3747,10 +3760,8 @@ todo_wine
     check_active_state(parent, 0, parent);
 
     bret = SetForegroundWindow(popup);
-todo_wine
     ok(bret, "SetForegroundWindow() failed\n");
-    if (bret)
-        check_active_state(popup, popup, popup);
+    check_active_state(popup, popup, popup);
 
     ok(DestroyWindow(parent), "DestroyWindow() failed\n");
 

server/queue.c

@@ -2869,9 +2869,9 @@ DECL_HANDLER(set_foreground_window)
     reply->send_msg_old = (reply->previous && desktop->foreground_input != queue->input);
     reply->send_msg_new = FALSE;
 
-    if (is_top_level_window( req->handle ) &&
-        ((thread = get_window_thread( req->handle ))) &&
-        (thread->queue->input->desktop == desktop))
+    if (is_valid_foreground_window( req->handle ) &&
+        (thread = get_window_thread( req->handle )) &&
+        thread->queue->input->desktop == desktop)
     {
         set_foreground_input( desktop, thread->queue->input );
         reply->send_msg_new = (desktop->foreground_input != queue->input);

server/user.h

@@ -152,7 +152,7 @@ extern void post_desktop_message( struct desktop *desktop, unsigned int message,
 extern void destroy_window( struct window *win );
 extern void destroy_thread_windows( struct thread *thread );
 extern int is_child_window( user_handle_t parent, user_handle_t child );
-extern int is_top_level_window( user_handle_t window );
+extern int is_valid_foreground_window( user_handle_t window );
 extern int is_window_visible( user_handle_t window );
 extern int is_window_transparent( user_handle_t window );
 extern int make_window_active( user_handle_t window );

server/window.c

@@ -581,11 +581,11 @@ int is_child_window( user_handle_t parent, user_handle_t child )
     return 0;
 }
 
-/* check whether window is a top-level window */
-int is_top_level_window( user_handle_t window )
+/* check if window can be set as foreground window */
+int is_valid_foreground_window( user_handle_t window )
 {
     struct window *win = get_user_object( window, USER_WINDOW );
-    return (win && (is_desktop_window(win) || is_desktop_window(win->parent)));
+    return win && (win->style & (WS_POPUP|WS_CHILD)) != WS_CHILD;
 }
 
 /* make a window active if possible */