When checking whether the parent control has wxTAB_TRAVERSAL, take into account that the wxComboCtrl can be part of a composite control, such as generic wxDatePickerCtrl (fixes #11630).

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_8_BRANCH@63158 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/common/combocmn.cpp

@@ -1621,13 +1621,13 @@ void wxComboCtrlBase::OnKeyEvent(wxKeyEvent& event)
     {
         int keycode = event.GetKeyCode();
 
-        if ( GetParent()->HasFlag(wxTAB_TRAVERSAL) &&
+        wxWindow* mainCtrl = GetMainWindowOfCompositeControl();
+
+        if ( mainCtrl->GetParent()->HasFlag(wxTAB_TRAVERSAL) &&
              keycode == WXK_TAB )
         {
             wxNavigationKeyEvent evt;
 
-            wxWindow* mainCtrl = GetMainWindowOfCompositeControl();
-
             evt.SetFlags(wxNavigationKeyEvent::FromTab|
                          (!event.ShiftDown() ? wxNavigationKeyEvent::IsForward
                                              : wxNavigationKeyEvent::IsBackward));