diff options
Diffstat (limited to 'src/platformsupport/input/shared/devicehandlerlist_p.h')
| -rw-r--r-- | src/platformsupport/input/shared/devicehandlerlist_p.h | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/src/platformsupport/input/shared/devicehandlerlist_p.h b/src/platformsupport/input/shared/devicehandlerlist_p.h new file mode 100644 index 0000000000..97794d4d7d --- /dev/null +++ b/src/platformsupport/input/shared/devicehandlerlist_p.h @@ -0,0 +1,95 @@ +/**************************************************************************** +** +** 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 |