From 4c3c7eaa2d225ecc0c16644f1a23e848bf539164 Mon Sep 17 00:00:00 2001 From: tpearson Date: Mon, 2 Aug 2010 19:12:15 +0000 Subject: Starting work on Qt4 interface... git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/dependencies/tqtinterface@1158413 283d02a7-25f6-0310-bc7c-ecb5cbfe19da --- qtinterface/qt4/Qt/qdbuspendingreply.h | 214 +++++++++++++++++++++++++++++++++ 1 file changed, 214 insertions(+) create mode 100644 qtinterface/qt4/Qt/qdbuspendingreply.h (limited to 'qtinterface/qt4/Qt/qdbuspendingreply.h') diff --git a/qtinterface/qt4/Qt/qdbuspendingreply.h b/qtinterface/qt4/Qt/qdbuspendingreply.h new file mode 100644 index 0000000..1c4e6ee --- /dev/null +++ b/qtinterface/qt4/Qt/qdbuspendingreply.h @@ -0,0 +1,214 @@ +/**************************************************************************** +** +** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtDBus module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QDBUSPENDINGREPLY_H +#define QDBUSPENDINGREPLY_H + +#include +#include +#include +#include + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +QT_MODULE(DBus) + +class QDBUS_EXPORT QDBusPendingReplyData: public QDBusPendingCall +{ +protected: + QDBusPendingReplyData(); + ~QDBusPendingReplyData(); + void assign(const QDBusPendingCall &call); + void assign(const QDBusMessage &message); + + QVariant argumentAt(int index) const; + void setMetaTypes(int count, const int *metaTypes); +}; + +namespace QDBusPendingReplyTypes { + template + struct Select + { + typedef Select Next; + typedef typename Next::Type Type; + }; + template + struct Select<0, T1, T2, T3, T4, T5, T6, T7, T8> + { + typedef T1 Type; + }; + + template inline int metaTypeFor(T1 * = 0) + { return qMetaTypeId(); } + // specialise for QVariant, allowing it to be used in place of QDBusVariant + template<> inline int metaTypeFor(QVariant *) + { return qMetaTypeId(); } + + template + struct ForEach + { + typedef ForEach Next; + enum { Total = Next::Total + 1 }; + static inline void fillMetaTypes(int *p) + { + *p = metaTypeFor(0); + Next::fillMetaTypes(++p); + } + }; + template<> + struct ForEach + { + enum { Total = 0 }; + static inline void fillMetaTypes(int *) + { } + }; +} // namespace QDBusPendingReplyTypes + +template +class QDBusPendingReply: +#ifdef Q_QDOC + public QDBusPendingCall +#else + public QDBusPendingReplyData +#endif +{ + typedef QDBusPendingReplyTypes::ForEach ForEach; + template struct Select : + QDBusPendingReplyTypes::Select + { + }; + +public: + enum { Count = ForEach::Total }; + + inline QDBusPendingReply() + { } + inline QDBusPendingReply(const QDBusPendingReply &other) + : QDBusPendingReplyData(other) + { } + inline QDBusPendingReply(const QDBusPendingCall &call) + { *this = call; } + inline QDBusPendingReply(const QDBusMessage &message) + { *this = message; } + inline QDBusPendingReply &operator=(const QDBusPendingReply &other) + { assign(other); return *this; } + inline QDBusPendingReply &operator=(const QDBusPendingCall &call) + { assign(call); return *this; } + inline QDBusPendingReply &operator=(const QDBusMessage &message) + { assign(message); return *this; } + + inline int count() const { return Count; } + +#if defined(Q_QDOC) || defined(Q_NO_USING_KEYWORD) + inline QVariant argumentAt(int index) const + { return QDBusPendingReplyData::argumentAt(index); } +#else + using QDBusPendingReplyData::argumentAt; +#endif + +#if defined(Q_QDOC) + bool isFinished() const; + void waitForFinished(); + + bool isValid() const; + bool isError() const; + QDBusError error() const; + QDBusMessage reply() const; + + template inline Type argumentAt() const; + inline T1 value() const; + inline operator T1() const; +#else + template inline + const typename Select::Type argumentAt() const + { + // static assert? + Q_ASSERT_X(Index < count() && Index >= 0, "QDBusPendingReply::argumentAt", + "Index out of bounds"); + typedef typename Select::Type ResultType; + return qdbus_cast(argumentAt(Index), 0); + } + + inline typename Select<0>::Type value() const + { + return argumentAt<0>(); + } + + inline operator typename Select<0>::Type() const + { + return argumentAt<0>(); + } +#endif + +private: + inline void calculateMetaTypes() + { + if (!d) return; + int typeIds[Count > 0 ? Count : 1]; // use at least one since zero-sized arrays aren't valid + ForEach::fillMetaTypes(typeIds); + setMetaTypes(Count, typeIds); + } + + inline void assign(const QDBusPendingCall &call) + { + QDBusPendingReplyData::assign(call); + calculateMetaTypes(); + } + + inline void assign(const QDBusMessage &message) + { + QDBusPendingReplyData::assign(message); + calculateMetaTypes(); + } +}; + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif -- cgit v1.2.1