[SHELL32] CDefView: Respect item attributes

Author: learn-more

dll/win32/shell32/CDefView.cpp

@@ -1587,6 +1587,26 @@ LRESULT CDefView::OnExplorerCommand(UINT uCommand, BOOL bUseSelection)
     if (FAILED_UNEXPECTEDLY( hResult))
         goto cleanup;
 
+    if (bUseSelection)
+    {
+        // FIXME: we should cache this....
+        SFGAOF rfg = SFGAO_BROWSABLE | SFGAO_CANCOPY | SFGAO_CANLINK | SFGAO_CANMOVE | SFGAO_CANDELETE | SFGAO_CANRENAME | SFGAO_HASPROPSHEET | SFGAO_FILESYSTEM | SFGAO_FOLDER;
+        hResult = m_pSFParent->GetAttributesOf(m_cidl, m_apidl, &rfg);
+        if (FAILED_UNEXPECTEDLY(hResult))
+            return 0;
+
+        if (!(rfg & SFGAO_CANMOVE) && uCommand == FCIDM_SHVIEW_CUT)
+            return 0;
+        if (!(rfg & SFGAO_CANCOPY) && uCommand == FCIDM_SHVIEW_COPY)
+            return 0;
+        if (!(rfg & SFGAO_CANDELETE) && uCommand == FCIDM_SHVIEW_DELETE)
+            return 0;
+        if (!(rfg & SFGAO_CANRENAME) && uCommand == FCIDM_SHVIEW_RENAME)
+            return 0;
+        if (!(rfg & SFGAO_HASPROPSHEET) && uCommand == FCIDM_SHVIEW_PROPERTIES)
+            return 0;
+    }
+
     InvokeContextMenuCommand(uCommand);
 
 cleanup:
@@ -1819,6 +1839,9 @@ LRESULT CDefView::OnCommand(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL &bHand
         case FCIDM_SHVIEW_PROPERTIES:
         case FCIDM_SHVIEW_COPYTO:
         case FCIDM_SHVIEW_MOVETO:
+            if (SHRestricted(REST_NOVIEWCONTEXTMENU))
+                return 0;
+
             return OnExplorerCommand(dwCmdID, TRUE);
 
         case FCIDM_SHVIEW_INSERT: