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user32: Do not call SendMessage() to hide a window that is already hidden.

This commit is contained in:
Drew Ronneberg 2014-11-18 22:30:37 -05:00 committed by Alexandre Julliard
parent 0908c43327
commit f271634296
2 changed files with 3 additions and 3 deletions
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3
dlls/user32/tests/msg.c
View File

@ -4673,8 +4673,6 @@ static void test_messages(void)
flush_events();
ok_sequence(WmEmptySeq, "ShowWindow(SW_HIDE):overlapped", FALSE);
if (0)
{
/* test ShowWindow(SW_HIDE) on a hidden window - multi-threaded */
hthread = CreateThread(NULL, 0, show_window_thread, hwnd, 0, &tid);
ok(hthread != NULL, "CreateThread failed, error %d\n", GetLastError());
@ -4682,7 +4680,6 @@ static void test_messages(void)
CloseHandle(hthread);
flush_events();
ok_sequence(WmEmptySeq, "ShowWindow(SW_HIDE):overlapped", FALSE);
}
ShowWindow(hwnd, SW_SHOW);
flush_events();

3
dlls/user32/winpos.c
View File

@ -1219,6 +1219,9 @@ BOOL WINAPI ShowWindow( HWND hwnd, INT cmd )
if ((full_handle = WIN_IsCurrentThread( hwnd )))
return show_window( full_handle, cmd );
if ((cmd == SW_HIDE) && !(GetWindowLongW( hwnd, GWL_STYLE ) & WS_VISIBLE))
return FALSE;
return SendMessageW( hwnd, WM_WINE_SHOWWINDOW, cmd, 0 );
}