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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the QtQml module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** As a special exception, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QQMLENGINE_H
#define QQMLENGINE_H
#include <QtCore/qurl.h>
#include <QtCore/qobject.h>
#include <QtCore/qmap.h>
#include <QtQml/qjsengine.h>
#include <QtQml/qqmlerror.h>
#include <QtQml/qqmldebug.h>
QT_BEGIN_NAMESPACE
class QQmlAbstractUrlInterceptor;
class Q_QML_EXPORT QQmlImageProviderBase
{
public:
enum ImageType {
Image,
Pixmap,
Texture,
Invalid,
ImageResponse
// ### Qt6: reorder these, and give Invalid a fixed large value
};
enum Flag {
ForceAsynchronousImageLoading = 0x01
};
Q_DECLARE_FLAGS(Flags, Flag)
virtual ~QQmlImageProviderBase();
virtual ImageType imageType() const = 0;
virtual Flags flags() const = 0;
private:
friend class QQuickImageProvider;
QQmlImageProviderBase();
};
Q_DECLARE_OPERATORS_FOR_FLAGS(QQmlImageProviderBase::Flags)
class QQmlComponent;
class QQmlEnginePrivate;
class QQmlImportsPrivate;
class QQmlExpression;
class QQmlContext;
class QQmlType;
class QUrl;
class QNetworkAccessManager;
class QQmlNetworkAccessManagerFactory;
class QQmlIncubationController;
class Q_QML_EXPORT QQmlEngine : public QJSEngine
{
Q_PROPERTY(QString offlineStoragePath READ offlineStoragePath WRITE setOfflineStoragePath)
Q_OBJECT
public:
QQmlEngine(QObject *p = Q_NULLPTR);
virtual ~QQmlEngine();
QQmlContext *rootContext() const;
void clearComponentCache();
void trimComponentCache();
QStringList importPathList() const;
void setImportPathList(const QStringList &paths);
void addImportPath(const QString& dir);
QStringList pluginPathList() const;
void setPluginPathList(const QStringList &paths);
void addPluginPath(const QString& dir);
bool addNamedBundle(const QString &name, const QString &fileName);
bool importPlugin(const QString &filePath, const QString &uri, QList<QQmlError> *errors);
void setNetworkAccessManagerFactory(QQmlNetworkAccessManagerFactory *);
QQmlNetworkAccessManagerFactory *networkAccessManagerFactory() const;
QNetworkAccessManager *networkAccessManager() const;
void setUrlInterceptor(QQmlAbstractUrlInterceptor* urlInterceptor);
QQmlAbstractUrlInterceptor* urlInterceptor() const;
void addImageProvider(const QString &id, QQmlImageProviderBase *);
QQmlImageProviderBase *imageProvider(const QString &id) const;
void removeImageProvider(const QString &id);
void setIncubationController(QQmlIncubationController *);
QQmlIncubationController *incubationController() const;
void setOfflineStoragePath(const QString& dir);
QString offlineStoragePath() const;
QUrl baseUrl() const;
void setBaseUrl(const QUrl &);
bool outputWarningsToStandardError() const;
void setOutputWarningsToStandardError(bool);
static QQmlContext *contextForObject(const QObject *);
static void setContextForObject(QObject *, QQmlContext *);
enum ObjectOwnership { CppOwnership, JavaScriptOwnership };
static void setObjectOwnership(QObject *, ObjectOwnership);
static ObjectOwnership objectOwnership(QObject *);
protected:
QQmlEngine(QQmlEnginePrivate &dd, QObject *p);
virtual bool event(QEvent *);
Q_SIGNALS:
void quit();
void warnings(const QList<QQmlError> &warnings);
private:
Q_DISABLE_COPY(QQmlEngine)
Q_DECLARE_PRIVATE(QQmlEngine)
};
QT_END_NAMESPACE
#endif // QQMLENGINE_H
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