| // Copyright 2014 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_EXTENSIONS_ACTIVE_INSTALL_DATA_H_ |
| #define CHROME_BROWSER_EXTENSIONS_ACTIVE_INSTALL_DATA_H_ |
| |
| #include <string> |
| |
| #include "base/macros.h" |
| #include "base/scoped_observer.h" |
| #include "chrome/browser/extensions/install_observer.h" |
| |
| namespace extensions { |
| |
| class InstallTracker; |
| |
| // Details of an active extension install. |
| struct ActiveInstallData { |
| public: |
| ActiveInstallData(); |
| explicit ActiveInstallData(const std::string& extension_id); |
| |
| std::string extension_id; |
| int percent_downloaded; |
| }; |
| |
| // Registers and deregisters and an active extension install with the |
| // InstallTracker. |
| class ScopedActiveInstall : public InstallObserver { |
| public: |
| // This constructor registers an active install with the InstallTracker. |
| ScopedActiveInstall(InstallTracker* tracker, |
| const ActiveInstallData& install_data); |
| |
| // This constructor does not register an active install. The extension install |
| // is still deregistered upon destruction. |
| ScopedActiveInstall(InstallTracker* tracker, const std::string& extension_id); |
| |
| ~ScopedActiveInstall() override; |
| |
| // Ensures that the active install is not deregistered upon destruction. This |
| // may be necessary if the extension install outlives the lifetime of this |
| // instance. |
| void CancelDeregister(); |
| |
| private: |
| void Init(); |
| |
| // InstallObserver implementation. |
| void OnShutdown() override; |
| |
| InstallTracker* tracker_; |
| ScopedObserver<InstallTracker, InstallObserver> tracker_observer_; |
| std::string extension_id_; |
| |
| DISALLOW_COPY_AND_ASSIGN(ScopedActiveInstall); |
| }; |
| |
| } // namespace extensions |
| |
| #endif // CHROME_BROWSER_EXTENSIONS_ACTIVE_INSTALL_DATA_H_ |