athena/extensions/public/extensions_delegate.h

   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 ATHENA_EXTENSIONS_PUBLIC_EXTENSIONS_DELEGATE_H_
   6 #define ATHENA_EXTENSIONS_PUBLIC_EXTENSIONS_DELEGATE_H_
   7
   8 #include <string>
   9
  10 #include "athena/athena_export.h"
  11 #include "base/memory/scoped_ptr.h"
  12
  13 namespace content {
  14 class BrowserContext;
  15 class WebContents;
  16 }
  17
  18 namespace extensions {
  19 class ExtensionInstallUI;
  20 class ExtensionSet;
  21 }
  22
  23 namespace athena {
  24
  25 // A delegate interface to extension implentation.
  26 class ATHENA_EXPORT ExtensionsDelegate {
  27  public:
  28   static ExtensionsDelegate* Get(content::BrowserContext* context);
  29
  30   // Creates the extension delegate.
  31   static void CreateExtensionsDelegate(
  32       content::BrowserContext* context);
  33
  34   // Creates the extension delegate for test environment.
  35   static void CreateExtensionsDelegateForTest();
  36
  37   // Deletes the singleton instance. This must be called in the reverse
  38   // order of the initialization.
  39   static void Shutdown();
  40
  41   ExtensionsDelegate();
  42   virtual ~ExtensionsDelegate();
  43
  44   virtual content::BrowserContext* GetBrowserContext() const = 0;
  45
  46   // Returns the set of extensions that are currently installed.
  47   virtual const extensions::ExtensionSet& GetInstalledExtensions() = 0;
  48
  49   // Starts an application. Returns true if the application was
  50   // successfully started.
  51   // TODO(oshima): Add launcher source type. (see chrome_launcher_types.h)
  52   virtual bool LaunchApp(const std::string& app_id) = 0;
  53
  54   // Unload an application. Returns true if the application was
  55   // successfully unloaded.
  56   virtual bool UnloadApp(const std::string& app_id) = 0;
  57
  58   virtual scoped_ptr<extensions::ExtensionInstallUI>
  59   CreateExtensionInstallUI() = 0;
  60 };
  61
  62 }  // namespace athena
  63
  64 #endif  // ATHENA_EXTENSIONS_PUBLIC_EXTENSIONS_DELEGATE_H_