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// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_SYNC_SESSIONS_SYNC_SESSIONS_ROUTER_TAB_HELPER_H_
#define CHROME_BROWSER_SYNC_SESSIONS_SYNC_SESSIONS_ROUTER_TAB_HELPER_H_
#include "base/memory/raw_ptr.h"
#include "chrome/browser/translate/chrome_translate_client.h"
#include "components/favicon/core/favicon_driver_observer.h"
#include "components/sessions/core/session_id.h"
#include "components/translate/core/browser/translate_driver.h"
#include "content/public/browser/visibility.h"
#include "content/public/browser/web_contents_observer.h"
namespace favicon {
class FaviconDriver;
}
namespace sync_sessions {
class SyncSessionsWebContentsRouter;
// TabHelper class that forwards tab-level WebContentsObserver events to a
// (per-profile) sessions router. The router is responsible for forwarding
// these events to sessions sync.
// A TabHelper is a WebContentsObserver tied to the top level WebContents for a
// browser tab.
// https://chromium.googlesource.com/chromium/src/+/main/docs/tab_helpers.md
class SyncSessionsRouterTabHelper
: public content::WebContentsObserver,
public translate::TranslateDriver::LanguageDetectionObserver,
public favicon::FaviconDriverObserver {
public:
// TODO(https://crbug.com/373057420): `chrome_translate_client` and
// `favicon_driver` can be null in tests but not in production code. The tests
// should be fixed.
SyncSessionsRouterTabHelper(content::WebContents* web_contents,
SyncSessionsWebContentsRouter* router,
ChromeTranslateClient* chrome_translate_client,
favicon::FaviconDriver* favicon_driver);
SyncSessionsRouterTabHelper(const SyncSessionsRouterTabHelper&) = delete;
SyncSessionsRouterTabHelper& operator=(const SyncSessionsRouterTabHelper&) =
delete;
~SyncSessionsRouterTabHelper() override;
// WebContentsObserver implementation.
void DidFinishNavigation(
content::NavigationHandle* navigation_handle) override;
void TitleWasSet(content::NavigationEntry* entry) override;
void DidFinishLoad(content::RenderFrameHost* render_frame_host,
const GURL& validated_url) override;
void DidOpenRequestedURL(content::WebContents* new_contents,
content::RenderFrameHost* source_render_frame_host,
const GURL& url,
const content::Referrer& referrer,
WindowOpenDisposition disposition,
ui::PageTransition transition,
bool started_from_context_menu,
bool renderer_initiated) override;
void OnVisibilityChanged(content::Visibility visibility) override;
// TranslateDriver::LanguageDetectionObserver implementation.
void OnLanguageDetermined(
const translate::LanguageDetectionDetails& details) override;
// favicon::FaviconDriverObserver implementation.
void OnFaviconUpdated(
favicon::FaviconDriver* favicon_driver,
FaviconDriverObserver::NotificationIconType notification_icon_type,
const GURL& icon_url,
bool icon_url_changed,
const gfx::Image& image) override;
private:
void NotifyRouter(bool page_load_completed = false);
// |router_| is a KeyedService and is guaranteed to outlive |this|.
const raw_ptr<SyncSessionsWebContentsRouter, DanglingUntriaged> router_;
const raw_ptr<ChromeTranslateClient> chrome_translate_client_;
const raw_ptr<favicon::FaviconDriver> favicon_driver_;
};
} // namespace sync_sessions
#endif // CHROME_BROWSER_SYNC_SESSIONS_SYNC_SESSIONS_ROUTER_TAB_HELPER_H_
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