| // Copyright 2016 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef COMPONENTS_KEEP_ALIVE_REGISTRY_SCOPED_KEEP_ALIVE_H_ |
| #define COMPONENTS_KEEP_ALIVE_REGISTRY_SCOPED_KEEP_ALIVE_H_ |
| |
| enum class KeepAliveOrigin; |
| enum class KeepAliveRestartOption; |
| |
| // Prevents the BrowserProcess from shutting down. Registers with |
| // KeepAliveRegistry on creation, and unregisters them on destruction. Use these |
| // objects with a unique_ptr for easy management. |
| // |
| // If you need to access a particular Profile (or its KeyedServices) during the |
| // same period, you should use a ScopedProfileKeepAlive as well. |
| // |
| // Note: The objects should only be created and destroyed on the main thread. |
| // |
| // Note: The registration will hit a CHECK if it happens while we are |
| // shutting down. Caller code should make sure that this can't happen. |
| class ScopedKeepAlive { |
| public: |
| ScopedKeepAlive(KeepAliveOrigin origin, KeepAliveRestartOption restart); |
| |
| ScopedKeepAlive(const ScopedKeepAlive&) = delete; |
| ScopedKeepAlive& operator=(const ScopedKeepAlive&) = delete; |
| |
| ~ScopedKeepAlive(); |
| |
| private: |
| const KeepAliveOrigin origin_; |
| const KeepAliveRestartOption restart_; |
| }; |
| |
| #endif // COMPONENTS_KEEP_ALIVE_REGISTRY_SCOPED_KEEP_ALIVE_H_ |