| // 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 EXTENSIONS_BROWSER_RUNTIME_DATA_H_ |
| #define EXTENSIONS_BROWSER_RUNTIME_DATA_H_ |
| |
| #include <map> |
| #include <string> |
| |
| #include "base/compiler_specific.h" |
| #include "extensions/browser/extension_registry_observer.h" |
| |
| namespace extensions { |
| |
| class Extension; |
| class ExtensionRegistry; |
| |
| // Contains per-extension data that can change during the life of the process, |
| // but does not persist across restarts. Shared between incognito and regular |
| // browser contexts. Lives on the UI thread. Must be destroyed before |
| // ExtensionRegistry. |
| class RuntimeData : public ExtensionRegistryObserver { |
| public: |
| // Observes |registry| to clean itself up when extensions change state. |
| // |registry| must not be NULL. |
| explicit RuntimeData(ExtensionRegistry* registry); |
| virtual ~RuntimeData(); |
| |
| // Whether the persistent background page, if any, is ready. We don't load |
| // other components until then. If there is no background page, or if it is |
| // non-persistent (lazy), we consider it to be ready. |
| bool IsBackgroundPageReady(const Extension* extension) const; |
| void SetBackgroundPageReady(const Extension* extension, bool value); |
| |
| // Getter and setter for the flag that specifies whether the extension is |
| // being upgraded. |
| bool IsBeingUpgraded(const Extension* extension) const; |
| void SetBeingUpgraded(const Extension* extension, bool value); |
| |
| // Getter and setter for the flag that specifies if the extension has used |
| // the webrequest API. |
| bool HasUsedWebRequest(const Extension* extension) const; |
| void SetHasUsedWebRequest(const Extension* extension, bool value); |
| |
| // Returns true if the extension is being tracked. Used only for testing. |
| bool HasExtensionForTesting(const Extension* extension) const; |
| |
| // Erase runtime data for all extensions. Used only for testing. Cannot be |
| // named ClearAllForTesting due to false-positive presubmit errors. |
| void ClearAll(); |
| |
| // ExtensionRegistryObserver overrides. Public for testing. |
| virtual void OnExtensionUnloaded(content::BrowserContext* browser_context, |
| const Extension* extension, |
| UnloadedExtensionInfo::Reason reason) |
| OVERRIDE; |
| |
| private: |
| // Bitmasks for runtime states. |
| enum RuntimeFlag { |
| // Set if the background page is ready. |
| BACKGROUND_PAGE_READY = 1 << 0, |
| // Set while the extension is being upgraded. |
| BEING_UPGRADED = 1 << 1, |
| // Set if the extension has used the webRequest API. |
| HAS_USED_WEBREQUEST = 1 << 2, |
| }; |
| |
| // Returns the setting for the flag or false if the extension isn't found. |
| bool HasFlag(const Extension* extension, RuntimeFlag flag) const; |
| |
| // Sets |flag| for |extension| to |value|. Adds |extension| to the list of |
| // extensions if it isn't present. |
| void SetFlag(const Extension* extension, RuntimeFlag flag, bool value); |
| |
| // Map from extension ID to the RuntimeFlags bits. |
| typedef std::map<std::string, int> ExtensionFlagsMap; |
| ExtensionFlagsMap extension_flags_; |
| |
| ExtensionRegistry* registry_; // Not owned. |
| }; |
| |
| } // namespace extensions |
| |
| #endif // EXTENSIONS_BROWSER_RUNTIME_DATA_H_ |