Move window_manager service implementation to //services

mojo/services/window_manager/window_manager_app.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_WINDOW_MANAGER_WINDOW_MANAGER_APP_H_
-#define MOJO_SERVICES_WINDOW_MANAGER_WINDOW_MANAGER_APP_H_
-
-#include <set>
-
-#include "base/memory/scoped_ptr.h"
-#include "base/memory/scoped_vector.h"
-#include "mojo/public/cpp/application/application_delegate.h"
-#include "mojo/public/cpp/application/interface_factory_impl.h"
-#include "mojo/public/cpp/bindings/binding.h"
-#include "mojo/public/cpp/bindings/string.h"
-#include "mojo/services/public/cpp/view_manager/types.h"
-#include "mojo/services/public/cpp/view_manager/view_manager_client_factory.h"
-#include "mojo/services/public/cpp/view_manager/view_manager_delegate.h"
-#include "mojo/services/public/cpp/view_manager/view_observer.h"
-#include "mojo/services/public/interfaces/window_manager/window_manager_internal.mojom.h"
-#include "mojo/services/window_manager/focus_controller_observer.h"
-#include "mojo/services/window_manager/native_viewport_event_dispatcher_impl.h"
-#include "mojo/services/window_manager/view_target.h"
-#include "mojo/services/window_manager/window_manager_impl.h"
-#include "ui/events/event_handler.h"
-
-namespace gfx {
-class Size;
-}
-
-namespace mojo {
-
-class FocusController;
-class FocusRules;
-class WindowManagerClient;
-class WindowManagerDelegate;
-class WindowManagerImpl;
-class ViewEventDispatcher;
-
-// Implements core window manager functionality that could conceivably be shared
-// across multiple window managers implementing superficially different user
-// experiences. Establishes communication with the view manager.
-// A window manager wishing to use this core should create and own an instance
-// of this object. They may implement the associated ViewManager/WindowManager
-// delegate interfaces exposed by the view manager, this object provides the
-// canonical implementation of said interfaces but will call out to the wrapped
-// instances.
-class WindowManagerApp : public ApplicationDelegate,
-                         public ViewManagerDelegate,
-                         public ViewObserver,
-                         public ui::EventHandler,
-                         public FocusControllerObserver,
-                         public InterfaceFactory<WindowManager>,
-                         public InterfaceFactory<WindowManagerInternal>,
-                         public WindowManagerInternal {
- public:
-  WindowManagerApp(ViewManagerDelegate* view_manager_delegate,
-                   WindowManagerDelegate* window_manager_delegate);
-  ~WindowManagerApp() override;
-
-  mojo::ViewEventDispatcher* event_dispatcher() {
-    return view_event_dispatcher_.get();
-  }
-
-  // Register/deregister new connections to the window manager service.
-  void AddConnection(WindowManagerImpl* connection);
-  void RemoveConnection(WindowManagerImpl* connection);
-
-  // These are canonical implementations of the window manager API methods.
-  void SetCapture(Id view);
-  void FocusWindow(Id view);
-  void ActivateWindow(Id view);
-
-  void DispatchInputEventToView(View* view, EventPtr event);
-  void SetViewportSize(const gfx::Size& size);
-
-  bool IsReady() const;
-
-  FocusController* focus_controller() { return focus_controller_.get(); }
-
-  void InitFocus(scoped_ptr<FocusRules> rules);
-
-  // WindowManagerImpl::Embed() forwards to this. If connected to ViewManager
-  // then forwards to delegate, otherwise waits for connection to establish then
-  // forwards.
-  void Embed(const String& url,
-             InterfaceRequest<ServiceProvider> service_provider);
-
-  // Overridden from ApplicationDelegate:
-  void Initialize(ApplicationImpl* impl) override;
-  bool ConfigureIncomingConnection(ApplicationConnection* connection) override;
-
- private:
-  // TODO(sky): rename this. Connections is ambiguous.
-  typedef std::set<WindowManagerImpl*> Connections;
-  typedef std::set<Id> RegisteredViewIdSet;
-
-  struct PendingEmbed;
-  class WindowManagerInternalImpl;
-
-  // Creates an ViewTarget for every view in the hierarchy beneath |view|,
-  // and adds to the registry so that it can be retrieved later via
-  // GetViewTargetForViewId().
-  // TODO(beng): perhaps View should have a property bag.
-  void RegisterSubtree(View* view);
-
-  // Recursively invokes Unregister() for |view| and all its descendants.
-  void UnregisterSubtree(View* view);
-
-  // Deletes the ViewTarget associated with the hierarchy beneath |id|,
-  // and removes from the registry.
-  void Unregister(View* view);
-
-  // Overridden from ViewManagerDelegate:
-  void OnEmbed(ViewManager* view_manager,
-               View* root,
-               ServiceProviderImpl* exported_services,
-               scoped_ptr<ServiceProvider> imported_services) override;
-  void OnViewManagerDisconnected(ViewManager* view_manager) override;
-
-  // Overridden from ViewObserver:
-  void OnTreeChanged(const ViewObserver::TreeChangeParams& params) override;
-  void OnViewDestroying(View* view) override;
-
-  // Overridden from ui::EventHandler:
-  void OnEvent(ui::Event* event) override;
-
-  // Overridden from mojo::FocusControllerObserver:
-  void OnViewFocused(View* gained_focus, View* lost_focus) override;
-  void OnViewActivated(View* gained_active, View* lost_active) override;
-
-  // Creates the connection to the ViewManager.
-  void LaunchViewManager(ApplicationImpl* app);
-
-  // InterfaceFactory<WindowManagerInternal>:
-  void Create(ApplicationConnection* connection,
-              InterfaceRequest<WindowManagerInternal> request) override;
-
-  // InterfaceFactory<WindowManager>:
-  void Create(ApplicationConnection* connection,
-              InterfaceRequest<WindowManager> request) override;
-
-  // WindowManagerInternal:
-  void CreateWindowManagerForViewManagerClient(
-      uint16_t connection_id,
-      ScopedMessagePipeHandle window_manager_pipe) override;
-
-  Shell* shell_;
-
-  InterfaceFactoryImplWithContext<NativeViewportEventDispatcherImpl,
-                                  WindowManagerApp>
-      native_viewport_event_dispatcher_factory_;
-
-  ViewManagerDelegate* wrapped_view_manager_delegate_;
-  WindowManagerDelegate* window_manager_delegate_;
-
-  ViewManager* view_manager_;
-  scoped_ptr<ViewManagerClientFactory> view_manager_client_factory_;
-  View* root_;
-
-  scoped_ptr<mojo::FocusController> focus_controller_;
-
-  Connections connections_;
-  RegisteredViewIdSet registered_view_id_set_;
-
-  WindowManagerInternalClientPtr window_manager_client_;
-
-  ScopedVector<PendingEmbed> pending_embeds_;
-
-  scoped_ptr<ViewManagerClient> view_manager_client_;
-
-  scoped_ptr<ViewEventDispatcher> view_event_dispatcher_;
-
-  scoped_ptr<Binding<WindowManagerInternal>> wm_internal_binding_;
-
-  DISALLOW_COPY_AND_ASSIGN(WindowManagerApp);
-};
-
-}  // namespace mojo
-
-#endif  // MOJO_SERVICES_WINDOW_MANAGER_WINDOW_MANAGER_APP_H_