added an explicit accessor to query the default key value

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@13719 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/msw/registry.h

@@ -168,8 +168,11 @@ public:
   wxRegKey& operator=(long lValue)
     { SetValue(NULL, lValue); return *this; }
 
-    // conversion operators query the default value of the key
-  operator wxString() const;
+    // query the default value of the key: implicitly or explicitly
+  wxString QueryDefaultValue() const;
+  operator wxString() const { return QueryDefaultValue(); }
+
+    // named values
 
     // set the string value
   bool  SetValue(const wxChar *szValue, const wxString& strValue);

src/msw/registry.cpp

@@ -930,7 +930,7 @@ bool wxRegKey::SetValue(const wxChar *szValue, const wxString& strValue)
   return FALSE;
 }
 
-wxRegKey::operator wxString() const
+wxString wxRegKey::QueryDefaultValue() const
 {
   wxString str;
   QueryValue(NULL, str);