qt-everywhere-src-5.15.1/qtwebengine/src/core/renderer/content_renderer_client_qt.h

/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtWebEngine module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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 https://www.qt.io/terms-conditions. For further
** information use the contact form at https://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 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef CONTENT_RENDERER_CLIENT_QT_H
#define CONTENT_RENDERER_CLIENT_QT_H

#include "qtwebenginecoreglobal_p.h"
#include "content/public/renderer/content_renderer_client.h"
#include "components/spellcheck/spellcheck_buildflags.h"
#include "services/service_manager/public/cpp/binder_registry.h"
#include "services/service_manager/public/cpp/local_interface_provider.h"
#include "ppapi/buildflags/buildflags.h"

#if BUILDFLAG(ENABLE_PLUGINS)
#include "qtwebengine/browser/plugin.mojom.h"
#include "third_party/blink/public/web/web_plugin_params.h"
#endif

#include <QScopedPointer>

namespace error_page {
class Error;
}

namespace visitedlink {
class VisitedLinkReader;
}

namespace web_cache {
class WebCacheImpl;
}

#if QT_CONFIG(webengine_spellchecker)
class SpellCheck;
#endif

namespace content {
struct WebPluginInfo;
}

namespace QtWebEngineCore {

class RenderThreadObserverQt;

class ContentRendererClientQt
    : public content::ContentRendererClient
    , public service_manager::LocalInterfaceProvider
{
public:
    ContentRendererClientQt();
    ~ContentRendererClientQt();

    // content::ContentRendererClient:
    void RenderThreadStarted() override;
    void ExposeInterfacesToBrowser(mojo::BinderMap* binders) override;
    void RenderViewCreated(content::RenderView *render_view) override;
    void RenderFrameCreated(content::RenderFrame *render_frame) override;
    bool ShouldSuppressErrorPage(content::RenderFrame *, const GURL &) override;
    bool HasErrorPage(int http_status_code) override;

    void PrepareErrorPage(content::RenderFrame *render_frame,
                          const blink::WebURLError &error,
                          const std::string &http_method,
                          std::string *error_html) override;
    void PrepareErrorPageForHttpStatusError(content::RenderFrame *render_frame,
                                            const GURL &unreachable_url,
                                            const std::string &http_method,
                                            int http_status,
                                            std::string *error_html) override;

    uint64_t VisitedLinkHash(const char *canonical_url, size_t length) override;
    bool IsLinkVisited(uint64_t linkHash) override;
    std::unique_ptr<blink::WebPrescientNetworking> CreatePrescientNetworking(content::RenderFrame *render_frame) override;
    void AddSupportedKeySystems(std::vector<std::unique_ptr<media::KeySystemProperties>> *key_systems) override;

    void RunScriptsAtDocumentStart(content::RenderFrame *render_frame) override;
    void RunScriptsAtDocumentEnd(content::RenderFrame *render_frame) override;
    void RunScriptsAtDocumentIdle(content::RenderFrame *render_frame) override;
    bool OverrideCreatePlugin(content::RenderFrame *render_frame,
                              const blink::WebPluginParams &params,
                              blink::WebPlugin **plugin) override;
    content::BrowserPluginDelegate *CreateBrowserPluginDelegate(content::RenderFrame *render_frame,
                                                                const content::WebPluginInfo &info,
                                                                const std::string &mime_type,
                                                                const GURL &original_url) override;

    void WillSendRequest(blink::WebLocalFrame *frame,
                         ui::PageTransition transition_type,
                         const blink::WebURL &url,
                         const blink::WebURL &site_for_cookies,
                         const url::Origin *initiator_origin,
                         GURL *new_url,
                         bool *attach_same_site_cookies) override;

    void BindReceiverOnMainThread(mojo::GenericPendingReceiver receiver) override;
    bool RequiresWebComponentsV0(const GURL &url) override;

#if BUILDFLAG(ENABLE_PLUGINS)
    static blink::WebPlugin* CreatePlugin(content::RenderFrame* render_frame,
                                          const blink::WebPluginParams& params,
                                          const chrome::mojom::PluginInfo& plugin_info);
#endif

private:
#if BUILDFLAG(ENABLE_SPELLCHECK)
    void InitSpellCheck();
#endif
    // service_manager::LocalInterfaceProvider:
    void GetInterface(const std::string &name, mojo::ScopedMessagePipeHandle request_handle) override;

    void GetNavigationErrorStringsInternal(content::RenderFrame *renderFrame, const std::string &httpMethod,
                                           const error_page::Error &error, std::string *errorHtml);

    QScopedPointer<RenderThreadObserverQt> m_renderThreadObserver;
    QScopedPointer<visitedlink::VisitedLinkReader> m_visitedLinkReader;
    QScopedPointer<web_cache::WebCacheImpl> m_webCacheImpl;
#if QT_CONFIG(webengine_spellchecker)
    QScopedPointer<SpellCheck> m_spellCheck;
#endif

    service_manager::BinderRegistry m_registry;

    DISALLOW_COPY_AND_ASSIGN(ContentRendererClientQt);
};

} // namespace

#endif // CONTENT_RENDERER_CLIENT_QT_H