/* * Copyright (C) 2018 CERN * Author: Maciej Suminski <maciej.suminski@cern.ch> * * This program is free software: you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the * Free Software Foundation, either version 3 of the License, or (at your * option) any later version. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public License along * with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef ENABLER_H #define ENABLER_H #include <wx/window.h> /** * Simple class to automatically enable/disable widgets. * * As long as an ENABLER object exists, the handled widget will be kept in the requested state. */ class ENABLER { public: /** * Constructor. * * @param aObject is the object to be temporarily enabled or disabled. * @param aState is the requested temporary state (true for enabled, false for disabled). */ ENABLER( wxWindow& aObject, bool aState ) : m_object( aObject ), m_state( aState ) { m_object.Enable( m_state ); } ~ENABLER() { m_object.Enable( !m_state ); } private: wxWindow& m_object; bool m_state; }; #endif /* ENABLER_H */