Applied patch [ 1184295 ] wxDateTimePickerCtrl Create() fix for wxDP_ALLOWNONE

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@33704 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/msw/datectrl.cpp

@@ -141,7 +141,7 @@ wxDatePickerCtrl::Create(wxWindow *parent,
     if ( !MSWCreateControl(DATETIMEPICK_CLASS, wxEmptyString, pos, size) )
         return false;
 
-    if ( dt.IsValid() )
+    if ( dt.IsValid() || (style & wxDP_ALLOWNONE) )
         SetValue(dt);
 
     return true;