StaticSingleton.h

//
// Copyright 2016 - 2024 (C). Alex Robenko. All rights reserved.
//
 
// This file 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/>.
 
 
#pragma once
 
#include "cc_tools_qt.h"
 
namespace cc_tools_qt
{
 
template <typename T>
class StaticSingleton
{
public:
    static T* instance()
    {
        return &(instanceRef());
    }
 
    static T& instanceRef()
    {
        static T obj;
        return obj;
    }
};
 
}  // namespace cc_tools_qt