| // Copyright (c) 2010 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_OPTIONS_PAGE_BASE_H_ |
| #define CHROME_BROWSER_OPTIONS_PAGE_BASE_H_ |
| |
| #include <string> |
| |
| #include "base/basictypes.h" |
| #include "chrome/browser/options_window.h" |
| #include "chrome/common/notification_observer.h" |
| #include "chrome/browser/metrics/user_metrics.h" |
| |
| class PrefService; |
| class Profile; |
| struct UserMetricsAction; |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| // OptionsPageBase |
| // |
| // A base class for Options dialog pages that handles observing preferences |
| // |
| class OptionsPageBase : public NotificationObserver { |
| public: |
| virtual ~OptionsPageBase(); |
| |
| // Highlights the specified group to attract the user's attention. |
| virtual void HighlightGroup(OptionsGroup highlight_group) { } |
| |
| // Overridden from NotificationObserver: |
| virtual void Observe(NotificationType type, |
| const NotificationSource& source, |
| const NotificationDetails& details); |
| |
| protected: |
| // This class cannot be instantiated directly, but its constructor must be |
| // called by derived classes. |
| explicit OptionsPageBase(Profile* profile); |
| |
| // Returns the Profile associated with this page. |
| Profile* profile() const { return profile_; } |
| |
| // Records a user action and schedules the prefs file to be saved. |
| void UserMetricsRecordAction(const UserMetricsAction &action, |
| PrefService* prefs); |
| |
| // Allows the UI to update when a preference value changes. The parameter is |
| // the specific pref that changed, or NULL if all pref UI should be |
| // validated. This should be called during setup, but with NULL as the |
| // parameter to allow initial state to be set. |
| virtual void NotifyPrefChanged(const std::wstring* pref_name) { } |
| |
| private: |
| // The Profile associated with this page. |
| Profile* profile_; |
| |
| DISALLOW_COPY_AND_ASSIGN(OptionsPageBase); |
| }; |
| |
| #endif // CHROME_BROWSER_OPTIONS_PAGE_BASE_H_ |