components/window_manager/window_manager_impl.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_WINDOW_MANAGER_WINDOW_MANAGER_IMPL_H_
   6 #define COMPONENTS_WINDOW_MANAGER_WINDOW_MANAGER_IMPL_H_
   7
   8 #include "base/basictypes.h"
   9 #include "base/logging.h"
  10 #include "components/view_manager/public/cpp/types.h"
  11 #include "components/window_manager/public/interfaces/window_manager.mojom.h"
  12 #include "third_party/mojo/src/mojo/public/cpp/bindings/binding.h"
  13 #include "third_party/mojo/src/mojo/public/cpp/bindings/error_handler.h"
  14
  15 namespace window_manager {
  16
  17 class WindowManagerApp;
  18
  19 class WindowManagerImpl : public mojo::WindowManager,
  20                           public mojo::ErrorHandler {
  21  public:
  22   // See description above |from_vm_| for details on |from_vm|.
  23   // WindowManagerImpl deletes itself on connection errors.  WindowManagerApp
  24   // also deletes WindowManagerImpl in its destructor.
  25   WindowManagerImpl(WindowManagerApp* window_manager, bool from_vm);
  26   ~WindowManagerImpl() override;
  27
  28   void Bind(mojo::ScopedMessagePipeHandle window_manager_pipe);
  29
  30  private:
  31   // mojo::WindowManager:
  32   void Embed(const mojo::String& url,
  33              mojo::InterfaceRequest<mojo::ServiceProvider> services,
  34              mojo::ServiceProviderPtr exposed_services) override;
  35
  36   // mojo::ErrorHandler:
  37   void OnConnectionError() override;
  38
  39   WindowManagerApp* window_manager_;
  40
  41   // Whether this connection originated from the ViewManager. Connections that
  42   // originate from the view manager are expected to have clients. Connections
  43   // that don't originate from the view manager do not have clients.
  44   const bool from_vm_;
  45
  46   mojo::Binding<mojo::WindowManager> binding_;
  47
  48   DISALLOW_COPY_AND_ASSIGN(WindowManagerImpl);
  49 };
  50
  51 }  // namespace window_manager
  52
  53 #endif  // COMPONENTS_WINDOW_MANAGER_WINDOW_MANAGER_IMPL_H_