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/****************************************************************************
**
** Copyright (C) 2019 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com, author Marc Mutz <marc.mutz@kdab.com>
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtGui module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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 Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** 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-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QTINPUTSUPPORT_DEVICEHANDLERLIST_P_H
#define QTINPUTSUPPORT_DEVICEHANDLERLIST_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include <QString>
#include <vector>
#include <memory>
namespace QtInputSupport {
template <typename Handler>
class DeviceHandlerList {
public:
struct Device {
QString deviceNode;
std::unique_ptr<Handler> handler;
};
void add(const QString &deviceNode, std::unique_ptr<Handler> handler)
{
v.push_back({deviceNode, std::move(handler)});
}
bool remove(const QString &deviceNode)
{
const auto deviceNodeMatches = [&] (const Device &d) { return d.deviceNode == deviceNode; };
const auto it = std::find_if(v.cbegin(), v.cend(), deviceNodeMatches);
if (it == v.cend())
return false;
v.erase(it);
return true;
}
int count() const noexcept { return static_cast<int>(v.size()); }
typename std::vector<Device>::const_iterator begin() const noexcept { return v.begin(); }
typename std::vector<Device>::const_iterator end() const noexcept { return v.end(); }
private:
std::vector<Device> v;
};
} // QtInputSupport
#endif // QTINPUTSUPPORT_DEVICEHANDLERLIST_P_H
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