qqmlpreviewfileloader.h

Enable keyboard shortcuts

// 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 QQMLPREVIEWFILELOADER_H

#define QQMLPREVIEWFILELOADER_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 "qqmlpreviewblacklist.h"

#include <QtCore/qobject.h>

#include <QtCore/qthread.h>

#include <QtCore/qmutex.h>

#include <QtCore/qwaitcondition.h>

#include <QtCore/qvector.h>

#include <QtCore/qurl.h>

#include <QtCore/qpointer.h>

#include <QtCore/qset.h>

QT_BEGIN_NAMESPACE

class QQmlPreviewServiceImpl;

class QQmlPreviewFileLoader : public QObject

    Q_OBJECT

public:

    enum Result {

        File,

        Directory,

        Fallback,

        Unknown

};

    QQmlPreviewFileLoader(QQmlPreviewServiceImpl *service);

    QMutex *loadMutex() { return &m_loadMutex; }

    Result load(const QString &file);

    QByteArray contents();

    QStringList entries();

    void whitelist(const QUrl &url);

    bool isBlacklisted(const QString &file);

Q_SIGNALS:

    void request(const QString &file);

private:

    QMutex m_loadMutex;

    QMutex m_contentMutex;

    QWaitCondition m_waitCondition;

    QString m_path;

    QByteArray m_contents;

    QStringList m_entries;

    Result m_result;

    QQmlPreviewBlacklist m_blacklist;

    QHash<QString, QByteArray> m_fileCache;

    QHash<QString, QStringList> m_directoryCache;

    void file(const QString &file, const QByteArray &contents);

    void directory(const QString &file, const QStringList &entries);

    void error(const QString &file);

    void clearCache();

};

QT_END_NAMESPACE

#endif // QQMLPREVIEWFILELOADER_H