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// Copyright (C) 2021 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
#ifndef QQUICKWEBENGINEFAVICONPROVIDER_P_P_H
#define QQUICKWEBENGINEFAVICONPROVIDER_P_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 <QtWebEngineQuick/private/qtwebenginequickglobal_p.h>
#include <QtCore/qlist.h>
#include <QtCore/qrunnable.h>
#include <QtCore/qthreadpool.h>
#include <QtGui/qimage.h>
#include <QtQuick/qquickimageprovider.h>
QT_BEGIN_NAMESPACE
class QQuickWebEngineView;
class FaviconImageResponseRunnable : public QObject, public QRunnable
{
Q_OBJECT
public:
FaviconImageResponseRunnable(const QString &id, const QSize &requestedSize,
QList<QQuickWebEngineView *> *views);
void run() override;
void iconRequestDone(const QIcon &icon);
signals:
void done(QPixmap pixmap);
private:
int tryNextView();
void requestIconOnUIThread(QQuickWebEngineView *view);
QString m_id;
QSize m_requestedSize;
QList<QQuickWebEngineView *> *m_views;
int m_nextViewIndex = 0;
};
class FaviconImageResponse : public QQuickImageResponse
{
public:
FaviconImageResponse();
FaviconImageResponse(const QString &id, const QSize &requestedSize,
QList<QQuickWebEngineView *> *views, QThreadPool *pool);
~FaviconImageResponse();
void handleDone(QPixmap pixmap);
QQuickTextureFactory *textureFactory() const override;
private:
void startRunnable(const QString &id, const QSize &requestedSize,
QList<QQuickWebEngineView *> *views, QThreadPool *pool);
FaviconImageResponseRunnable *m_runnable = nullptr;
QImage m_image;
};
class Q_WEBENGINEQUICK_EXPORT QQuickWebEngineFaviconProvider : public QQuickAsyncImageProvider
{
public:
static QString identifier();
static QUrl faviconProviderUrl(const QUrl &);
QQuickWebEngineFaviconProvider();
~QQuickWebEngineFaviconProvider();
void attach(QQuickWebEngineView *view) { m_views.append(view); }
void detach(QQuickWebEngineView *view) { m_views.removeAll(view); }
QQuickImageResponse *requestImageResponse(const QString &id,
const QSize &requestedSize) override;
private:
QThreadPool m_pool;
QList<QQuickWebEngineView *> m_views;
};
QT_END_NAMESPACE
#endif // QQUICKWEBENGINEFAVICONPROVIDER_P_P_H
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