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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #ifndef CHROME_BROWSER_EXTENSIONS_DECLARATIVE_USER_SCRIPT_MANAGER_H_ | |
| 6 #define CHROME_BROWSER_EXTENSIONS_DECLARATIVE_USER_SCRIPT_MANAGER_H_ | |
| 7 | |
| 8 #include <map> | |
| 9 | |
| 10 #include "base/macros.h" | |
| 11 #include "base/memory/linked_ptr.h" | |
| 12 #include "base/scoped_observer.h" | |
| 13 #include "extensions/browser/extension_registry_observer.h" | |
| 14 #include "extensions/common/host_id.h" | |
| 15 | |
| 16 class Profile; | |
| 17 | |
| 18 namespace extensions { | |
| 19 class DeclarativeUserScriptMaster; | |
| 20 | |
| 21 // Manages a set of DeclarativeUserScriptMaster objects for script injections. | |
| 22 class DeclarativeUserScriptManager : public ExtensionRegistryObserver { | |
| 23 public: | |
| 24 explicit DeclarativeUserScriptManager(Profile* profile); | |
| 25 ~DeclarativeUserScriptManager() override; | |
| 26 | |
| 27 // Gets the user script master for declarative scripts by the given | |
| 28 // HostID; if one does not exist, a new object will be created. | |
| 29 DeclarativeUserScriptMaster* GetDeclarativeUserScriptMasterByID( | |
| 30 const HostID& host_id); | |
| 31 | |
| 32 private: | |
| 33 using UserScriptMasterMap = | |
| 34 std::map<HostID, linked_ptr<DeclarativeUserScriptMaster>>; | |
| 35 | |
| 36 // ExtensionRegistryObserver: | |
| 37 void OnExtensionUnloaded(content::BrowserContext* browser_context, | |
| 38 const Extension* extension, | |
| 39 UnloadedExtensionInfo::Reason reason) override; | |
| 40 | |
| 41 // Creates a DeclarativeUserScriptMaster object. | |
| 42 DeclarativeUserScriptMaster* CreateDeclarativeUserScriptMaster( | |
| 43 const HostID& host_id); | |
| 44 | |
| 45 // A map of DeclarativeUserScriptMasters for each host; each master | |
| 46 // is lazily initialized. | |
| 47 UserScriptMasterMap declarative_user_script_masters_; | |
| 48 | |
| 49 Profile* profile_; | |
| 50 | |
| 51 ScopedObserver<ExtensionRegistry, ExtensionRegistryObserver> | |
| 52 extension_registry_observer_; | |
| 53 | |
| 54 DISALLOW_COPY_AND_ASSIGN(DeclarativeUserScriptManager); | |
| 55 }; | |
| 56 | |
| 57 } // namespace extensions | |
| 58 | |
| 59 #endif // CHROME_BROWSER_EXTENSIONS_DECLARATIVE_USER_SCRIPT_MANAGER_H_ | |
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Chromium Code Reviews
Issue 955473002:
Move DeclarativeUserScriptManager/Master and UserScriptLoader to //extensions. (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master