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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0+ OR GPL-3.0 WITH Qt-GPL-exception-1.0
#pragma once
#include "helpviewer.h"
#include <QWebEngineUrlRequestInterceptor>
#include <QWebEngineUrlSchemeHandler>
#include <QWebEngineView>
namespace Help {
namespace Internal {
class WebEngineHelpViewer;
class HelpUrlSchemeHandler : public QWebEngineUrlSchemeHandler
{
public:
explicit HelpUrlSchemeHandler(QObject *parent = nullptr);
void requestStarted(QWebEngineUrlRequestJob *job) override;
};
class HelpUrlRequestInterceptor : public QWebEngineUrlRequestInterceptor
{
public:
explicit HelpUrlRequestInterceptor(QObject *parent = nullptr);
void interceptRequest(QWebEngineUrlRequestInfo &info) override;
};
class WebEngineHelpPage : public QWebEnginePage
{
public:
explicit WebEngineHelpPage(QObject *parent = nullptr);
protected:
bool acceptNavigationRequest(const QUrl &url,
QWebEnginePage::NavigationType type,
bool isMainFrame) override;
};
class WebView : public QWebEngineView
{
public:
explicit WebView(WebEngineHelpViewer *viewer);
bool event(QEvent *ev) override;
bool eventFilter(QObject *src, QEvent *e) override;
protected:
void contextMenuEvent(QContextMenuEvent *event) override;
private:
WebEngineHelpViewer *m_viewer;
};
class WebEngineHelpViewer : public HelpViewer
{
Q_OBJECT
public:
explicit WebEngineHelpViewer(QWidget *parent = nullptr);
void setViewerFont(const QFont &font) override;
void setScale(qreal scale) override;
QString title() const override;
QUrl source() const override;
void setSource(const QUrl &url) override;
void setHtml(const QString &html) override;
QString selectedText() const override;
bool isForwardAvailable() const override;
bool isBackwardAvailable() const override;
void addBackHistoryItems(QMenu *backMenu) override;
void addForwardHistoryItems(QMenu *forwardMenu) override;
bool findText(const QString &text, Core::FindFlags flags, bool incremental, bool fromSearch, bool *wrapped) override;
WebEngineHelpPage *page() const;
void copy() override;
void stop() override;
void forward() override;
void backward() override;
void print(QPrinter *printer) override;
private:
WebView *m_widget;
QUrl m_previousUrlWithoutFragment;
};
} // namespace Internal
} // namespace Help
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