web_navigation_api.h | Explore in Territory

// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// Defines the Chrome Extensions WebNavigation API functions for observing and
// intercepting navigation events, as specified in the extension JSON API.

#ifndef CHROME_BROWSER_EXTENSIONS_API_WEB_NAVIGATION_WEB_NAVIGATION_API_H_
#define CHROME_BROWSER_EXTENSIONS_API_WEB_NAVIGATION_WEB_NAVIGATION_API_H_

#include <map>
#include <set>

#include "base/functional/callback.h"
#include "base/memory/raw_ptr.h"
#include "chrome/browser/extensions/api/web_navigation/frame_navigation_state.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/ui/browser_tab_strip_tracker.h"
#include "chrome/browser/ui/browser_tab_strip_tracker_delegate.h"
#include "chrome/browser/ui/tabs/tab_strip_model.h"
#include "content/public/browser/web_contents_observer.h"
#include "content/public/browser/web_contents_user_data.h"
#include "extensions/browser/browser_context_keyed_api_factory.h"
#include "extensions/browser/event_router.h"
#include "extensions/browser/extension_function.h"
#include "url/gurl.h"

namespace extensions {

// Tab contents observer that forwards navigation events to the event router.
class WebNavigationTabObserver
    : public content::WebContentsObserver,
      public content::WebContentsUserData<WebNavigationTabObserver> { … };

// Tracks new tab navigations and routes them as events to the extension system.
class WebNavigationEventRouter : public TabStripModelObserver,
                                 public BrowserTabStripTrackerDelegate { … };

// API function that returns the state of a given frame.
class WebNavigationGetFrameFunction : public ExtensionFunction { … };

// API function that returns the states of all frames in a given tab.
class WebNavigationGetAllFramesFunction : public ExtensionFunction { … };

class WebNavigationAPI : public BrowserContextKeyedAPI,
                         public extensions::EventRouter::Observer { … };

}  // namespace extensions

#endif  // CHROME_BROWSER_EXTENSIONS_API_WEB_NAVIGATION_WEB_NAVIGATION_API_H_
chromium/chrome/browser/extensions/api/web_navigation/web_navigation_api.h
