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/****************************************************************************
**
** Copyright (C) 2016 Jochen Becher
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/
#pragma once
#include <QList>
namespace qmt {
template<class T>
class Container
{
protected:
Container() = default;
Container(const Container<T> &rhs)
: m_elements(rhs.m_elements)
{
rhs.m_elements.clear();
}
public:
~Container()
{
qDeleteAll(m_elements);
}
Container &operator=(const Container<T> &rhs)
{
if (this != &rhs) {
qDeleteAll(m_elements);
m_elements = rhs.m_elements;
rhs.m_elements.clear();
}
return *this;
}
bool isEmpty() const { return m_elements.empty(); }
int size() const { return m_elements.size(); }
QList<T *> elements() const { return m_elements; }
QList<T *> takeElements() const
{
QList<T *> elements = m_elements;
m_elements.clear();
return elements;
}
void submitElements(const QList<T *> &elements)
{
qDeleteAll(m_elements);
m_elements = elements;
}
void reset()
{
qDeleteAll(m_elements);
m_elements.clear();
}
void submit(T *element)
{
m_elements.append(element);
}
private:
mutable QList<T *> m_elements;
};
} // namespace qmt
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