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// Copyright (C) 2016 The Qt Company Ltd.
// Copyright (C) 2016 Intel Corporation.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
//
// W A R N I N G
// -------------
//
// This file is not part of the public API. This header file may
// change from version to version without notice, or even be
// removed.
//
// We mean it.
//
//
#ifndef QDBUSPENDINGCALL_P_H
#define QDBUSPENDINGCALL_P_H
#include <QtDBus/private/qtdbusglobal_p.h>
#include <qlist.h>
#include <qmutex.h>
#include <qpointer.h>
#include <qshareddata.h>
#include <qwaitcondition.h>
#include "qdbusmessage.h"
#include "qdbus_symbols_p.h"
#ifndef QT_NO_DBUS
QT_BEGIN_NAMESPACE
class QDBusPendingCall;
class QDBusPendingCallWatcher;
class QDBusPendingCallWatcherHelper;
class QDBusConnectionPrivate;
class QDBusPendingCallPrivate: public QSharedData
{
public:
// {
// set only during construction:
const QDBusMessage sentMessage;
QDBusConnectionPrivate * const connection;
// for the callback mechanism (see setReplyCallback and QDBusConnectionPrivate::sendWithReplyAsync)
QPointer<QObject> receiver;
QList<QMetaType> metaTypes;
int methodIdx;
// }
mutable QMutex mutex;
QWaitCondition waitForFinishedCondition;
// {
// protected by the mutex above:
QDBusPendingCallWatcherHelper *watcherHelper;
QDBusMessage replyMessage;
DBusPendingCall *pending;
QString expectedReplySignature;
// }
QDBusPendingCallPrivate(const QDBusMessage &sent, QDBusConnectionPrivate *connection)
: sentMessage(sent), connection(connection), watcherHelper(nullptr), pending(nullptr)
{ }
~QDBusPendingCallPrivate();
bool setReplyCallback(QObject *target, const char *member);
void waitForFinished();
void setMetaTypes(int count, const QMetaType *types);
void checkReceivedSignature();
static QDBusPendingCall fromMessage(const QDBusMessage &msg);
};
class QDBusPendingCallWatcherHelper: public QObject
{
Q_OBJECT
public:
void add(QDBusPendingCallWatcher *watcher);
void emitSignals(const QDBusMessage &replyMessage, const QDBusMessage &sentMessage)
{
if (replyMessage.type() == QDBusMessage::ReplyMessage)
emit reply(replyMessage);
else
emit error(QDBusError(replyMessage), sentMessage);
emit finished();
}
Q_SIGNALS:
void finished();
void reply(const QDBusMessage &msg);
void error(const QDBusError &error, const QDBusMessage &msg);
};
QT_END_NAMESPACE
#endif // QT_NO_DBUS
#endif
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