user32: Add an invalid window check to SetFocus.

This commit is contained in:
Dmitry Timoshkov 2012-01-05 17:58:06 +08:00 committed by Alexandre Julliard
parent 94ffc49e02
commit d09e973f7d
2 changed files with 6 additions and 2 deletions

View File

@ -259,6 +259,11 @@ HWND WINAPI SetFocus( HWND hwnd )
{
/* Check if we can set the focus to this window */
hwnd = WIN_GetFullHandle( hwnd );
if (!IsWindow( hwnd ))
{
SetLastError( ERROR_INVALID_WINDOW_HANDLE );
return 0;
}
if (hwnd == previous) return previous; /* nothing to do */
for (;;)
{

View File

@ -13573,10 +13573,9 @@ static void test_SetFocus(void)
SetLastError(0xdeadbeef);
old_focus = SetFocus((HWND)0xdeadbeef);
todo_wine
ok(GetLastError() == ERROR_INVALID_WINDOW_HANDLE, "expected ERROR_INVALID_WINDOW_HANDLE, got %d\n", GetLastError());
while (PeekMessage(&msg, NULL, 0, 0, PM_REMOVE)) DispatchMessage(&msg);
ok_sequence(WmEmptySeq, "SetFocus on an invalid window", TRUE);
ok_sequence(WmEmptySeq, "SetFocus on an invalid window", FALSE);
ok(old_focus == 0, "expected old focus 0, got %p\n", old_focus);
ok(GetActiveWindow() == parent, "expected active %p, got %p\n", parent, GetActiveWindow());
ok(GetFocus() == parent, "expected focus %p, got %p\n", parent, GetFocus());