// Copyright (C) 2016 The Qt Company Ltd.

// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only

// Qt-Security score:significant reason:default

#ifndef QDBUSPENDINGCALL_H

#define QDBUSPENDINGCALL_H

#include <QtDBus/qtdbusglobal.h>

#include <QtDBus/qdbusmessage.h>

#include <QtCore/qobject.h>

#include <QtCore/qshareddata.h>

#ifndef QT_NO_DBUS

class tst_QDBusPendingReply;

QT_BEGIN_NAMESPACE

class QDBusConnection;

class QDBusError;

class QDBusPendingCallWatcher;

class QDBusPendingCallPrivate;

QT_DECLARE_QESDP_SPECIALIZATION_DTOR(QDBusPendingCallPrivate)

class Q_DBUS_EXPORT QDBusPendingCall

{

public:

    QDBusPendingCall(const QDBusPendingCall &other);

    QDBusPendingCall(QDBusPendingCall &&other) noexcept = default;

    ~QDBusPendingCall();

    QDBusPendingCall &operator=(QDBusPendingCall &&other) noexcept { swap(other); return *this; }

    QDBusPendingCall &operator=(const QDBusPendingCall &other);

    void swap(QDBusPendingCall &other) noexcept { d.swap(other.d); }

#ifndef Q_QDOC

    // pretend that they aren't here

    bool isFinished() const;

    void waitForFinished();

    bool isError() const;

    bool isValid() const;

    QDBusError error() const;

    QDBusMessage reply() const;

#endif

    static QDBusPendingCall fromError(const QDBusError &error);

    static QDBusPendingCall fromCompletedCall(const QDBusMessage &message);

protected:

    QExplicitlySharedDataPointer<QDBusPendingCallPrivate> d;

    friend class QDBusPendingCallPrivate;

    friend class QDBusPendingCallWatcher;

    friend class QDBusConnection;

    QDBusPendingCall(QDBusPendingCallPrivate *dd);

private:

    QDBusPendingCall();         // not defined

    friend class ::tst_QDBusPendingReply;

};

Q_DECLARE_SHARED(QDBusPendingCall)

class Q_DBUS_EXPORT QDBusPendingCallWatcher: public QObject, public QDBusPendingCall

{

    Q_OBJECT

public:

    explicit QDBusPendingCallWatcher(const QDBusPendingCall &call, QObject *parent = nullptr);

    ~QDBusPendingCallWatcher();

#ifdef Q_QDOC

    // trick qdoc into thinking this method is here

    bool isFinished() const;

#endif

    void waitForFinished();     // non-virtual override

Q_SIGNALS:

    void finished(QDBusPendingCallWatcher *self = nullptr);

};

QT_END_NAMESPACE

#endif // QT_NO_DBUS

#endif