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Diffstat (limited to 'src/platformheaders/helper/qplatformheaderhelper_p.h')
-rw-r--r-- | src/platformheaders/helper/qplatformheaderhelper_p.h | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/src/platformheaders/helper/qplatformheaderhelper_p.h b/src/platformheaders/helper/qplatformheaderhelper_p.h new file mode 100644 index 0000000000..54567667f6 --- /dev/null +++ b/src/platformheaders/helper/qplatformheaderhelper_p.h @@ -0,0 +1,104 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the plugins 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 QPLATFORMHEADERHELPER_H +#define QPLATFORMHEADERHELPER_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 <QtCore/QByteArray> +#include <QtGui/QGuiApplication> + +#if 0 +#pragma qt_class(QPlatformHeaderHelper) +#endif + +QT_BEGIN_NAMESPACE + +namespace QPlatformHeaderHelper { + +template<typename ReturnT, typename FunctionT> +ReturnT callPlatformFunction(const QByteArray &functionName) +{ + FunctionT func = reinterpret_cast<FunctionT>(QGuiApplication::platformFunction(functionName)); + return func ? func() : ReturnT(); +} + +template<typename ReturnT, typename FunctionT, typename Arg1> +ReturnT callPlatformFunction(const QByteArray &functionName, Arg1 a1) +{ + FunctionT func = reinterpret_cast<FunctionT>(QGuiApplication::platformFunction(functionName)); + return func ? func(a1) : ReturnT(); +} + +template<typename ReturnT, typename FunctionT, typename Arg1, typename Arg2> +ReturnT callPlatformFunction(const QByteArray &functionName, Arg1 a1, Arg2 a2) +{ + FunctionT func = reinterpret_cast<FunctionT>(QGuiApplication::platformFunction(functionName)); + return func ? func(a1, a2) : ReturnT(); +} + +template<typename ReturnT, typename FunctionT, typename Arg1, typename Arg2, typename Arg3> +ReturnT callPlatformFunction(const QByteArray &functionName, Arg1 a1, Arg2 a2, Arg3 a3) +{ + FunctionT func = reinterpret_cast<FunctionT>(QGuiApplication::platformFunction(functionName)); + return func ? func(a1, a2, a3) : ReturnT(); +} + +template<typename ReturnT, typename FunctionT, typename Arg1, typename Arg2, typename Arg3, typename Arg4> +ReturnT callPlatformFunction(const QByteArray &functionName, Arg1 a1, Arg2 a2, Arg3 a3, Arg4 a4) +{ + FunctionT func = reinterpret_cast<FunctionT>(QGuiApplication::platformFunction(functionName)); + return func ? func(a1, a2, a3, a4) : ReturnT(); +} + +} + +QT_END_NAMESPACE + +#endif /*QPLATFORMHEADERHELPER_H*/ |