[reactos] 03/03: [SHELL32] Only hide a window when there is a window to hide

[Mark Jansen]

https://git.reactos.org/?p=reactos.git;a=commitdiff;h=96e3c7bcc508a60dceed8a...

commit 96e3c7bcc508a60dceed8a3911ec922e1d7d4863
Author:     Mark Jansen [e-mail]
AuthorDate: Sun Sep 11 22:14:46 2022 +0200
Commit:     Mark Jansen [e-mail]
CommitDate: Mon Sep 12 20:00:39 2022 +0200

[SHELL32] Only hide a window when there is a window to hide
---
 dll/win32/shell32/shellmenu/CMenuDeskBar.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/dll/win32/shell32/shellmenu/CMenuDeskBar.cpp b/dll/win32/shell32/shellmenu/CMenuDeskBar.cpp
index 02e8717eccb..cf8934cd833 100644
--- a/dll/win32/shell32/shellmenu/CMenuDeskBar.cpp
+++ b/dll/win32/shell32/shellmenu/CMenuDeskBar.cpp
@@ -645,7 +645,8 @@ HRESULT CMenuDeskBar::_CloseBar()
     if (FAILED_UNEXPECTEDLY(hr))
         return hr;

-    SetWindowPos(NULL, 0, 0, 0, 0, SWP_HIDEWINDOW | SWP_NOACTIVATE | SWP_NOMOVE);
+    if (m_hWnd)
+        SetWindowPos(NULL, 0, 0, 0, 0, SWP_HIDEWINDOW | SWP_NOACTIVATE | SWP_NOMOVE);

return UIActivateIO(FALSE, NULL);
 }