| // Copyright 2015 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 CONTENT_PUBLIC_BROWSER_BACKGROUND_SYNC_CONTROLLER_H_ |
| #define CONTENT_PUBLIC_BROWSER_BACKGROUND_SYNC_CONTROLLER_H_ |
| |
| #include <stdint.h> |
| |
| #include "content/common/content_export.h" |
| #include "url/gurl.h" |
| |
| namespace content { |
| |
| class BackgroundSyncManager; |
| |
| struct BackgroundSyncParameters; |
| |
| // An interface that the Background Sync API uses to access services from the |
| // embedder. Must only be used on the UI thread. |
| class CONTENT_EXPORT BackgroundSyncController { |
| public: |
| virtual ~BackgroundSyncController() {} |
| |
| // This function allows the controller to alter the parameters used by |
| // background sync. Note that disable can be overridden from false to true |
| // but overrides from true to false will be ignored. |
| virtual void GetParameterOverrides( |
| BackgroundSyncParameters* parameters) const {}; |
| |
| // Notification that a service worker registration with origin |origin| just |
| // registered a background sync event. |
| virtual void NotifyBackgroundSyncRegistered(const GURL& origin) {} |
| |
| // If |enabled|, ensures that the browser is running when the device next goes |
| // online after |min_ms| has passed. The behavior is platform dependent: |
| // * Android: Registers a GCM task which verifies that the browser is running |
| // the next time the device goes online after |min_ms| has passed. If it's |
| // not, it starts it. |
| // |
| // * Other Platforms: (UNIMPLEMENTED) Keeps the browser alive via |
| // BackgroundModeManager until called with |enabled| = false. |min_ms| is |
| // ignored. |
| virtual void RunInBackground(bool enabled, int64_t min_ms) {} |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_PUBLIC_BROWSER_BACKGROUND_SYNC_CONTROLLER_H_ |