bool GetNext(wxString *filename) const;
// return true if this directory has any files in it
- bool HasFiles(const wxString& spec = wxEmptyString);
+ bool HasFiles(const wxString& spec = wxEmptyString) const;
// return true if this directory has any subdirectories
- bool HasSubDirs(const wxString& spec = wxEmptyString);
+ bool HasSubDirs(const wxString& spec = wxEmptyString) const;
// enumerate all files in this directory and its subdirectories
//