athena/extensions/shell/extensions_delegate_impl.cc

   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 #include "athena/extensions/public/extensions_delegate.h"
   6 #include "base/macros.h"
   7 #include "extensions/common/extension_set.h"
   8 #include "extensions/shell/browser/shell_extension_system.h"
   9
  10 namespace athena {
  11 namespace {
  12
  13 class ShellExtensionsDelegate : public ExtensionsDelegate {
  14  public:
  15   explicit ShellExtensionsDelegate(content::BrowserContext* context)
  16       : context_(context),
  17         extension_system_(static_cast<extensions::ShellExtensionSystem*>(
  18             extensions::ExtensionSystem::Get(context))) {}
  19
  20   virtual ~ShellExtensionsDelegate() {}
  21
  22  private:
  23   // ExtensionsDelegate:
  24   virtual content::BrowserContext* GetBrowserContext() const OVERRIDE {
  25     return context_;
  26   }
  27   virtual const extensions::ExtensionSet& GetInstalledExtensions() OVERRIDE {
  28     shell_extensions_.Clear();
  29     if (extension_system_->extension())
  30       shell_extensions_.Insert(extension_system_->extension());
  31     return shell_extensions_;
  32   }
  33   virtual bool LaunchApp(const std::string& app_id) OVERRIDE {
  34     extension_system_->LaunchApp();
  35     return true;
  36   }
  37
  38   virtual bool UnloadApp(const std::string& app_id) OVERRIDE { return false; }
  39
  40   content::BrowserContext* context_;
  41   extensions::ShellExtensionSystem* extension_system_;
  42   extensions::ExtensionSet shell_extensions_;
  43
  44   DISALLOW_COPY_AND_ASSIGN(ShellExtensionsDelegate);
  45 };
  46
  47 }  // namespace
  48
  49 // static
  50 void ExtensionsDelegate::CreateExtensionsDelegateForShell(
  51     content::BrowserContext* context) {
  52   new ShellExtensionsDelegate(context);
  53 }
  54
  55 }  // namespace athena