components/view_manager/client_connection.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 COMPONENTS_VIEW_MANAGER_CLIENT_CONNECTION_H_
   6 #define COMPONENTS_VIEW_MANAGER_CLIENT_CONNECTION_H_
   7
   8 #include "base/memory/scoped_ptr.h"
   9 #include "components/view_manager/public/interfaces/view_tree.mojom.h"
  10 #include "third_party/mojo/src/mojo/public/cpp/bindings/binding.h"
  11
  12 namespace view_manager {
  13
  14 class ConnectionManager;
  15 class ViewTreeImpl;
  16
  17 // ClientConnection encapsulates the state needed for a single client connected
  18 // to the view manager.
  19 class ClientConnection {
  20  public:
  21   ClientConnection(scoped_ptr<ViewTreeImpl> service,
  22                    mojo::ViewTreeClient* client);
  23   virtual ~ClientConnection();
  24
  25   ViewTreeImpl* service() { return service_.get(); }
  26   const ViewTreeImpl* service() const { return service_.get(); }
  27
  28   mojo::ViewTreeClient* client() { return client_; }
  29
  30  private:
  31   scoped_ptr<ViewTreeImpl> service_;
  32   mojo::ViewTreeClient* client_;
  33
  34   DISALLOW_COPY_AND_ASSIGN(ClientConnection);
  35 };
  36
  37 // Bindings implementation of ClientConnection.
  38 class DefaultClientConnection : public ClientConnection {
  39  public:
  40   DefaultClientConnection(
  41       scoped_ptr<ViewTreeImpl> service_impl,
  42       ConnectionManager* connection_manager,
  43       mojo::InterfaceRequest<mojo::ViewTree> service_request,
  44       mojo::ViewTreeClientPtr client);
  45   ~DefaultClientConnection() override;
  46
  47  private:
  48   ConnectionManager* connection_manager_;
  49   mojo::Binding<mojo::ViewTree> binding_;
  50   mojo::ViewTreeClientPtr client_;
  51
  52   DISALLOW_COPY_AND_ASSIGN(DefaultClientConnection);
  53 };
  54
  55 }  // namespace view_manager
  56
  57 #endif  // COMPONENTS_VIEW_MANAGER_CLIENT_CONNECTION_H_