[reactos] 01/01: [SHELL32] Use background context if no item selected on File menu

[Katayama Hirofumi MZ]

https://git.reactos.org/?p=reactos.git;a=commitdiff;h=1cf564c25f532c32f9fae…

commit 1cf564c25f532c32f9fae891f17a70e62d5c1c14
Author:     Katayama Hirofumi MZ <katayama.hirofumi.mz(a)gmail.com>
AuthorDate: Wed Feb 12 12:14:15 2020 +0900
Commit:     Katayama Hirofumi MZ <katayama.hirofumi.mz(a)gmail.com>
CommitDate: Wed Feb 12 12:14:15 2020 +0900

    [SHELL32] Use background context if no item selected on File menu
    
    CORE-9467
---
 dll/win32/shell32/CDefView.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/dll/win32/shell32/CDefView.cpp b/dll/win32/shell32/CDefView.cpp
index 2bbf523fbe7..f2cfcead5f7 100644
--- a/dll/win32/shell32/CDefView.cpp
+++ b/dll/win32/shell32/CDefView.cpp
@@ -1207,8 +1207,11 @@ HRESULT CDefView::FillFileMenu()
             DeleteMenu(hFileMenu, i, MF_BYPOSITION);
     }
 
+    m_cidl = m_ListView.GetSelectedCount();
+
     /* Store the context menu in m_pCM and keep it in order to invoke the selected
command later on */
-    HRESULT hr = GetItemObject(SVGIO_SELECTION, IID_PPV_ARG(IContextMenu, &m_pCM));
+    HRESULT hr = GetItemObject((m_cidl ? SVGIO_SELECTION : SVGIO_BACKGROUND),
+                               IID_PPV_ARG(IContextMenu, &m_pCM));
     if (FAILED_UNEXPECTEDLY(hr))
         return hr;