extensions/renderer/extension_injection_host.h

   1 // Copyright 2015 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 EXTENSIONS_RENDERER_EXTENSION_INJECTION_HOST_H_
   6 #define EXTENSIONS_RENDERER_EXTENSION_INJECTION_HOST_H_
   7
   8 #include "base/memory/ref_counted.h"
   9 #include "extensions/common/extension.h"
  10 #include "extensions/renderer/injection_host.h"
  11
  12 namespace extensions {
  13
  14 // A wrapper class that holds an extension and implements the InjectionHost
  15 // interface.
  16 class ExtensionInjectionHost : public InjectionHost {
  17  public:
  18   ExtensionInjectionHost(const Extension* extension);
  19   ~ExtensionInjectionHost() override;
  20
  21   // Create an ExtensionInjectionHost object. If the extension is gone, returns
  22   // a null scoped ptr.
  23   static scoped_ptr<const InjectionHost> Create(
  24       const std::string& extension_id);
  25
  26  private:
  27   // InjectionHost:
  28   std::string GetContentSecurityPolicy() const override;
  29   const GURL& url() const override;
  30   const std::string& name() const override;
  31   PermissionsData::AccessType CanExecuteOnFrame(
  32       const GURL& document_url,
  33       content::RenderFrame* render_frame,
  34       int tab_id,
  35       bool is_declarative) const override;
  36   bool ShouldNotifyBrowserOfInjection() const override;
  37
  38   const Extension* extension_;
  39
  40   DISALLOW_COPY_AND_ASSIGN(ExtensionInjectionHost);
  41 };
  42
  43 }  // namespace extesions
  44
  45 #endif  // EXTENSIONS_RENDERER_EXTENSION_INJECTION_HOST_H_