qqmlpreviewclient_p.h

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// Copyright (C) 2018 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
 
 
#ifndef QQMLPREVIEWCLIENT_P_H
#define QQMLPREVIEWCLIENT_P_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 <private/qqmldebugclient_p.h>
#include <private/qqmldebugconnection_p.h>
 
#include <private/qqmlprofilerqtdwriter_p.h>
#include <private/qqmlprofilerclient_p.h>
#include <private/qquickeventreplayclient_p.h>
 
#include <QtCore/QTimer>
 
QT_BEGIN_NAMESPACE
 
class QQmlPreviewClientPrivate;
class QQmlPreviewClient : public QQmlDebugClient
{
    Q_OBJECT
    Q_DECLARE_PRIVATE(QQmlPreviewClient)
public:
    enum Command {
        File,
        Load,
        Request,
        Error,
        Rerun,
        Directory,
        ClearCache,
        Zoom,
        Fps,
        AnimationSpeed,
        Configuration,
        Confirmation,
        HotReloadFailure,
    };
 
    struct Settings {
        bool enableInPlaceUpdates = false;
    };
 
    struct FpsInfo {
        quint16 numSyncs = 0;
        quint16 minSync = std::numeric_limits<quint16>::max();
        quint16 maxSync = 0;
        quint16 totalSync = 0;
 
        quint16 numRenders = 0;
        quint16 minRender = std::numeric_limits<quint16>::max();
        quint16 maxRender = 0;
        quint16 totalRender = 0;
    };
 
    QQmlPreviewClient(QQmlDebugConnection *parent);
    void messageReceived(const QByteArray &message) override;
 
    void sendDirectory(const QString &path, const QStringList &entries);
    void sendFile(const QString &path, const QByteArray &contents);
    void sendError(const QString &path);
    void sendConfiguration(const Settings &settings);
 
    void triggerLoad(const QUrl &url);
    void triggerRerun();
    void triggerZoom(float factor);
    void triggerAnimationSpeed(float factor);
 
    void loadUrl(const QUrl &url);
    void replayEventsForUrl(const QUrl &url);
 
Q_SIGNALS:
    void request(const QString &path);
    void error(const QString &message);
    void fps(const FpsInfo &info);
    void confirmation(const Settings &settings);
    void hotReloadFailure(const QString &reason);
 
private:
    void configureEventReplay();
 
    void setNumExpectedEvents(qsizetype);
    qsizetype numExpectedEvents() const;
 
    QTimer &replayTimer() const;
    QQmlProfilerClient &recordClient() const;
    QQuickEventReplayClient &replayClient() const;
    QQmlProfilerQtdWriter &eventReceiver() const;
};
 
QT_END_NAMESPACE
 
#endif // QQMLPREVIEWCLIENT_P_H