Restructure public side of view_manager service.

mojo/services/public/cpp/view_manager/lib/view_manager_client_impl.h

-// Copyright 2014 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef MOJO_SERVICES_PUBLIC_CPP_VIEW_MANAGER_LIB_VIEW_MANAGER_CLIENT_IMPL_H_
-#define MOJO_SERVICES_PUBLIC_CPP_VIEW_MANAGER_LIB_VIEW_MANAGER_CLIENT_IMPL_H_
-
-#include "base/basictypes.h"
-#include "base/callback.h"
-#include "base/memory/scoped_vector.h"
-#include "base/memory/weak_ptr.h"
-#include "mojo/public/cpp/bindings/strong_binding.h"
-#include "mojo/services/public/cpp/view_manager/types.h"
-#include "mojo/services/public/cpp/view_manager/view.h"
-#include "mojo/services/public/cpp/view_manager/view_manager.h"
-#include "mojo/services/public/interfaces/view_manager/view_manager.mojom.h"
-#include "mojo/services/window_manager/public/interfaces/window_manager.mojom.h"
-
-namespace mojo {
-class Shell;
-class ViewManager;
-class ViewManagerDelegate;
-class ViewManagerTransaction;
-
-// Manages the connection with the View Manager service.
-class ViewManagerClientImpl : public ViewManager,
-                              public ViewManagerClient,
-                              public WindowManagerClient,
-                              public ErrorHandler {
- public:
-  ViewManagerClientImpl(ViewManagerDelegate* delegate,
-                        Shell* shell,
-                        ScopedMessagePipeHandle handle,
-                        bool delete_on_error);
-  ~ViewManagerClientImpl() override;
-
-  bool connected() const { return connected_; }
-  ConnectionSpecificId connection_id() const { return connection_id_; }
-
-  // API exposed to the view implementations that pushes local changes to the
-  // service.
-  Id CreateView();
-  void DestroyView(Id view_id);
-
-  // These methods take TransportIds. For views owned by the current connection,
-  // the connection id high word can be zero. In all cases, the TransportId 0x1
-  // refers to the root view.
-  void AddChild(Id child_id, Id parent_id);
-  void RemoveChild(Id child_id, Id parent_id);
-
-  void Reorder(Id view_id, Id relative_view_id, OrderDirection direction);
-
-  // Returns true if the specified view was created by this connection.
-  bool OwnsView(Id id) const;
-
-  void SetBounds(Id view_id, const Rect& bounds);
-  void SetSurfaceId(Id view_id, SurfaceIdPtr surface_id);
-  void SetFocus(Id view_id);
-  void SetVisible(Id view_id, bool visible);
-  void SetProperty(Id view_id,
-                   const std::string& name,
-                   const std::vector<uint8_t>& data);
-
-  void Embed(const String& url, Id view_id);
-  void Embed(const String& url,
-             Id view_id,
-             ServiceProviderPtr service_provider);
-
-  void set_change_acked_callback(const base::Callback<void(void)>& callback) {
-    change_acked_callback_ = callback;
-  }
-  void ClearChangeAckedCallback() {
-    change_acked_callback_ = base::Callback<void(void)>();
-  }
-
-  // Start/stop tracking views. While tracked, they can be retrieved via
-  // ViewManager::GetViewById.
-  void AddView(View* view);
-  void RemoveView(Id view_id);
-
- private:
-  friend class RootObserver;
-
-  typedef std::map<Id, View*> IdToViewMap;
-
-  // Overridden from ViewManager:
-  const std::string& GetEmbedderURL() const override;
-  const std::vector<View*>& GetRoots() const override;
-  View* GetViewById(Id id) override;
-
-  // Overridden from ViewManagerClient:
-  void OnEmbed(ConnectionSpecificId connection_id,
-               const String& creator_url,
-               ViewDataPtr root,
-               InterfaceRequest<ServiceProvider> parent_services,
-               ScopedMessagePipeHandle window_manager_pipe) override;
-  void OnEmbeddedAppDisconnected(Id view_id) override;
-  void OnViewBoundsChanged(Id view_id,
-                           RectPtr old_bounds,
-                           RectPtr new_bounds) override;
-  void OnViewHierarchyChanged(Id view_id,
-                              Id new_parent_id,
-                              Id old_parent_id,
-                              Array<ViewDataPtr> views) override;
-  void OnViewReordered(Id view_id,
-                       Id relative_view_id,
-                       OrderDirection direction) override;
-  void OnViewDeleted(Id view_id) override;
-  void OnViewVisibilityChanged(Id view_id, bool visible) override;
-  void OnViewDrawnStateChanged(Id view_id, bool drawn) override;
-  void OnViewSharedPropertyChanged(Id view_id,
-                                   const String& name,
-                                   Array<uint8_t> new_data) override;
-  void OnViewInputEvent(Id view_id,
-                        EventPtr event,
-                        const Callback<void()>& callback) override;
-
-  // Overridden from WindowManagerClient:
-  void OnCaptureChanged(Id old_capture_view_id,
-                        Id new_capture_view_id) override;
-  void OnFocusChanged(Id old_focused_view_id, Id new_focused_view_id) override;
-  void OnActiveWindowChanged(Id old_focused_window,
-                             Id new_focused_window) override;
-
-  // ErrorHandler implementation.
-  void OnConnectionError() override;
-
-  void RemoveRoot(View* root);
-
-  void OnActionCompleted(bool success);
-  void OnActionCompletedWithErrorCode(ErrorCode code);
-
-  base::Callback<void(bool)> ActionCompletedCallback();
-  base::Callback<void(ErrorCode)> ActionCompletedCallbackWithErrorCode();
-
-  bool connected_;
-  ConnectionSpecificId connection_id_;
-  ConnectionSpecificId next_id_;
-
-  std::string creator_url_;
-
-  base::Callback<void(void)> change_acked_callback_;
-
-  ViewManagerDelegate* delegate_;
-
-  std::vector<View*> roots_;
-
-  IdToViewMap views_;
-
-  WindowManagerPtr window_manager_;
-
-  Binding<ViewManagerClient> binding_;
-  ViewManagerService* service_;
-  const bool delete_on_error_;
-
-  DISALLOW_COPY_AND_ASSIGN(ViewManagerClientImpl);
-};
-
-}  // namespace mojo
-
-#endif  // MOJO_SERVICES_PUBLIC_CPP_VIEW_MANAGER_LIB_VIEW_MANAGER_CLIENT_IMPL_H_