Starting work on Qt4 interface...

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/dependencies/tqtinterface@1158413 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 214 insertions, 0 deletions

diff --git a/qtinterface/qt4/Qt/qdbuspendingreply.h b/qtinterface/qt4/Qt/qdbuspendingreply.h
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+/****************************************************************************
+**
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation ([email protected])
+**
+** 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 [email protected].
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QDBUSPENDINGREPLY_H
+#define QDBUSPENDINGREPLY_H
+
+#include <QtCore/qglobal.h>
+#include <QtDBus/qdbusmacros.h>
+#include <QtDBus/qdbusargument.h>
+#include <QtDBus/qdbuspendingcall.h>
+
+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<int Index,
+             typename T1, typename T2, typename T3, typename T4,
+             typename T5, typename T6, typename T7, typename T8>
+    struct Select
+    {
+        typedef Select<Index - 1, T2, T3, T4, T5, T6, T7, T8, void> Next;
+        typedef typename Next::Type Type;
+    };
+    template<typename T1, typename T2, typename T3, typename T4,
+             typename T5, typename T6, typename T7, typename T8>
+    struct Select<0, T1, T2, T3, T4, T5, T6, T7, T8>
+    {
+        typedef T1 Type;
+    };
+
+    template<typename T1> inline int metaTypeFor(T1 * = 0)
+    { return qMetaTypeId<T1>(); }
+    // specialise for QVariant, allowing it to be used in place of QDBusVariant
+    template<> inline int metaTypeFor<QVariant>(QVariant *)
+    { return qMetaTypeId<QDBusVariant>(); }
+
+    template<typename T1, typename T2, typename T3, typename T4,
+             typename T5, typename T6, typename T7, typename T8>
+    struct ForEach
+    {
+        typedef ForEach<T2, T3, T4, T5, T6, T7, T8, void> Next;
+        enum { Total = Next::Total + 1 };
+        static inline void fillMetaTypes(int *p)
+        {
+            *p = metaTypeFor<T1>(0);
+            Next::fillMetaTypes(++p);
+        }
+    };
+    template<>
+    struct ForEach<void, void, void, void,   void, void, void, void>
+    {
+        enum { Total = 0 };
+        static inline void fillMetaTypes(int *)
+        { }
+    };
+} // namespace QDBusPendingReplyTypes
+
+template<typename T1 = void, typename T2 = void, typename T3 = void, typename T4 = void,
+         typename T5 = void, typename T6 = void, typename T7 = void, typename T8 = void>
+class QDBusPendingReply:
+#ifdef Q_QDOC
+    public QDBusPendingCall
+#else
+    public QDBusPendingReplyData
+#endif
+{
+    typedef QDBusPendingReplyTypes::ForEach<T1, T2, T3, T4, T5, T6, T7, T8> ForEach;
+    template<int Index> struct Select :
+    QDBusPendingReplyTypes::Select<Index, T1, T2, T3, T4, T5, T6, T7, T8>
+    {
+    };
+
+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<int Index> inline Type argumentAt() const;
+    inline T1 value() const;
+    inline operator T1() const;
+#else
+    template<int Index> inline
+    const typename Select<Index>::Type argumentAt() const
+    {
+        // static assert?
+        Q_ASSERT_X(Index < count() && Index >= 0, "QDBusPendingReply::argumentAt",
+                   "Index out of bounds");
+        typedef typename Select<Index>::Type ResultType;
+        return qdbus_cast<ResultType>(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