/****************************************************************************
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** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtQml module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
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** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
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** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
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** 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
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****************************************************************************/

#ifndef QQMLCONNECTIONS_H
#define QQMLCONNECTIONS_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 <qqml.h>
#include <private/qqmlcustomparser_p.h>

#include <QtCore/qobject.h>
#include <QtCore/qstring.h>

QT_BEGIN_NAMESPACE

class QQmlBoundSignal;
class QQmlContext;
class QQmlConnectionsPrivate;
class Q_AUTOTEST_EXPORT QQmlConnections : public QObject, public QQmlParserStatus
{
    Q_OBJECT
    Q_DECLARE_PRIVATE(QQmlConnections)

    Q_INTERFACES(QQmlParserStatus)
    Q_PROPERTY(QObject *target READ target WRITE setTarget NOTIFY targetChanged)
    Q_REVISION(1) Q_PROPERTY(bool enabled READ isEnabled WRITE setEnabled NOTIFY enabledChanged)
    Q_PROPERTY(bool ignoreUnknownSignals READ ignoreUnknownSignals WRITE setIgnoreUnknownSignals)

public:
    QQmlConnections(QObject *parent=nullptr);
    ~QQmlConnections();

    QObject *target() const;
    void setTarget(QObject *);

    bool isEnabled() const;
    void setEnabled(bool enabled);

    bool ignoreUnknownSignals() const;
    void setIgnoreUnknownSignals(bool ignore);

Q_SIGNALS:
    void targetChanged();
    Q_REVISION(1) void enabledChanged();

private:
    void connectSignals();
    void classBegin() override;
    void componentComplete() override;
};

class QQmlConnectionsParser : public QQmlCustomParser
{
public:
    void verifyBindings(const QV4::CompiledData::Unit *qmlUnit, const QList<const QV4::CompiledData::Binding *> &props) override;
    void applyBindings(QObject *object, QV4::CompiledData::CompilationUnit *compilationUnit, const QList<const QV4::CompiledData::Binding *> &bindings) override;
};


QT_END_NAMESPACE

QML_DECLARE_TYPE(QQmlConnections)

#endif