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// Copyright (c) 2011 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_UI_WEBUI_APP_LAUNCHER_LOGIN_HANDLER_H_
#define CHROME_BROWSER_UI_WEBUI_APP_LAUNCHER_LOGIN_HANDLER_H_
#include <memory>
#include "base/macros.h"
#include "content/public/browser/web_ui_message_handler.h"
class Profile;
class ProfileInfoWatcher;
// The login handler currently simply displays the current logged in
// username at the top of the NTP (and update itself when that changes).
// In the future it may expand to allow users to login from the NTP.
class AppLauncherLoginHandler : public content::WebUIMessageHandler {
public:
AppLauncherLoginHandler();
~AppLauncherLoginHandler() override;
// WebUIMessageHandler implementation:
void RegisterMessages() override;
// Returns true if the login handler should be shown in a new tab page
// for the given |profile|. |profile| must not be NULL.
static bool ShouldShow(Profile* profile);
// Registers values (strings etc.) for the page.
static void GetLocalizedValues(Profile* profile,
base::DictionaryValue* values);
private:
// User actions while on the NTP when clicking on or viewing the sync promo.
enum NTPSignInPromoBuckets {
NTP_SIGN_IN_PROMO_VIEWED,
NTP_SIGN_IN_PROMO_CLICKED,
NTP_SIGN_IN_PROMO_BUCKET_BOUNDARY,
};
// Called from JS when the NTP is loaded. |args| is the list of arguments
// passed from JS and should be an empty list.
void HandleInitializeSyncLogin(const base::ListValue* args);
// Called from JS when the user clicks the login container. It shows the
// appropriate UI based on the current sync state. |args| is the list of
// arguments passed from JS and should be an empty list.
void HandleShowSyncLoginUI(const base::ListValue* args);
// Records actions in SyncPromo.NTPPromo histogram.
void RecordInHistogram(int type);
// Called from JS when the sync promo NTP bubble has been displayed. |args| is
// the list of arguments passed from JS and should be an empty list.
void HandleLoginMessageSeen(const base::ListValue* args);
// Called from JS when the user clicks on the advanced link the sync promo NTP
// bubble. Use use this to navigate to the sync settings page. |args| is the
// list of arguments passed from JS and should be an empty list.
void HandleShowAdvancedLoginUI(const base::ListValue* args);
// Internal helper method
void UpdateLogin();
// Watches this web UI's profile for info changes (e.g. authenticated username
// changes).
std::unique_ptr<ProfileInfoWatcher> profile_info_watcher_;
DISALLOW_COPY_AND_ASSIGN(AppLauncherLoginHandler);
};
#endif // CHROME_BROWSER_UI_WEBUI_APP_LAUNCHER_LOGIN_HANDLER_H_