content/browser/frame_host/frame_mojo_shell.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 CONTENT_BROWSER_FRAME_HOST_FRAME_MOJO_SHELL_H_
   6 #define CONTENT_BROWSER_FRAME_HOST_FRAME_MOJO_SHELL_H_
   7
   8 #include "base/macros.h"
   9 #include "base/memory/scoped_ptr.h"
  10 #include "mojo/application/public/interfaces/shell.mojom.h"
  11 #include "mojo/common/weak_binding_set.h"
  12 #include "third_party/mojo/src/mojo/public/cpp/bindings/interface_request.h"
  13
  14 namespace content {
  15
  16 class RenderFrameHost;
  17 class ServiceRegistryImpl;
  18
  19 // This provides the |mojo::Shell| service interface to each frame's
  20 // ServiceRegistry, giving frames the ability to connect to Mojo applications.
  21 class FrameMojoShell : public mojo::Shell {
  22  public:
  23   explicit FrameMojoShell(RenderFrameHost* frame_host);
  24   ~FrameMojoShell() override;
  25
  26   void BindRequest(mojo::InterfaceRequest<mojo::Shell> shell_request);
  27
  28  private:
  29   // mojo::Shell:
  30   void ConnectToApplication(
  31       mojo::URLRequestPtr application_url,
  32       mojo::InterfaceRequest<mojo::ServiceProvider> services,
  33       mojo::ServiceProviderPtr exposed_services,
  34       mojo::CapabilityFilterPtr filter,
  35       const ConnectToApplicationCallback& callback) override;
  36   void QuitApplication() override;
  37
  38   ServiceRegistryImpl* GetServiceRegistry();
  39
  40   RenderFrameHost* frame_host_;
  41   mojo::WeakBindingSet<mojo::Shell> bindings_;
  42
  43   // ServiceRegistry providing browser services to connected applications.
  44   scoped_ptr<ServiceRegistryImpl> service_registry_;
  45   mojo::WeakBindingSet<mojo::ServiceProvider> service_provider_bindings_;
  46
  47   DISALLOW_COPY_AND_ASSIGN(FrameMojoShell);
  48 };
  49
  50 }  // namespace content
  51
  52 #endif  // CONTENT_BROWSER_FRAME_HOST_FRAME_MOJO_SHELL_H_