| // 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. |
| |
| #include "services/ui/service.h" |
| |
| #include <set> |
| |
| #include "base/bind.h" |
| #include "base/command_line.h" |
| #include "base/memory/ptr_util.h" |
| #include "base/memory/weak_ptr.h" |
| #include "base/message_loop/message_loop.h" |
| #include "base/run_loop.h" |
| #include "base/threading/platform_thread.h" |
| #include "base/trace_event/trace_event.h" |
| #include "build/build_config.h" |
| #include "components/discardable_memory/service/discardable_shared_memory_manager.h" |
| #include "mojo/public/cpp/bindings/strong_binding.h" |
| #include "services/catalog/public/cpp/resource_loader.h" |
| #include "services/catalog/public/interfaces/constants.mojom.h" |
| #include "services/service_manager/public/c/main.h" |
| #include "services/service_manager/public/cpp/connector.h" |
| #include "services/service_manager/public/cpp/service_context.h" |
| #include "services/ui/clipboard/clipboard_impl.h" |
| #include "services/ui/common/switches.h" |
| #include "services/ui/display/screen_manager.h" |
| #include "services/ui/ime/ime_registrar_impl.h" |
| #include "services/ui/ime/ime_server_impl.h" |
| #include "services/ui/ws/accessibility_manager.h" |
| #include "services/ui/ws/display_binding.h" |
| #include "services/ui/ws/display_creation_config.h" |
| #include "services/ui/ws/display_manager.h" |
| #include "services/ui/ws/frame_sink_manager_client_binding.h" |
| #include "services/ui/ws/gpu_host.h" |
| #include "services/ui/ws/user_activity_monitor.h" |
| #include "services/ui/ws/user_display_manager.h" |
| #include "services/ui/ws/window_server.h" |
| #include "services/ui/ws/window_server_test_impl.h" |
| #include "services/ui/ws/window_tree.h" |
| #include "services/ui/ws/window_tree_binding.h" |
| #include "services/ui/ws/window_tree_factory.h" |
| #include "services/ui/ws/window_tree_host_factory.h" |
| #include "ui/base/platform_window_defaults.h" |
| #include "ui/base/resource/resource_bundle.h" |
| #include "ui/base/ui_base_paths.h" |
| #include "ui/events/event_switches.h" |
| #include "ui/events/platform/platform_event_source.h" |
| #include "ui/gfx/geometry/rect.h" |
| #include "ui/gl/gl_surface.h" |
| |
| #if defined(USE_X11) |
| #include <X11/Xlib.h> |
| #include "ui/base/x/x11_util.h" // nogncheck |
| #include "ui/platform_window/x11/x11_window.h" |
| #elif defined(USE_OZONE) |
| #include "services/ui/display/screen_manager_forwarding.h" |
| #include "ui/events/ozone/layout/keyboard_layout_engine.h" |
| #include "ui/events/ozone/layout/keyboard_layout_engine_manager.h" |
| #include "ui/ozone/public/ozone_platform.h" |
| #endif |
| |
| #if defined(OS_CHROMEOS) && defined(USE_OZONE) |
| #include "services/ui/public/cpp/input_devices/input_device_controller.h" |
| #endif |
| |
| using mojo::InterfaceRequest; |
| using ui::mojom::WindowServerTest; |
| using ui::mojom::WindowTreeHostFactory; |
| |
| namespace ui { |
| |
| namespace { |
| |
| const char kResourceFileStrings[] = "mus_app_resources_strings.pak"; |
| const char kResourceFile100[] = "mus_app_resources_100.pak"; |
| const char kResourceFile200[] = "mus_app_resources_200.pak"; |
| |
| } // namespace |
| |
| // TODO(sky): this is a pretty typical pattern, make it easier to do. |
| struct Service::PendingRequest { |
| service_manager::BindSourceInfo source_info; |
| std::unique_ptr<mojom::WindowTreeFactoryRequest> wtf_request; |
| std::unique_ptr<mojom::DisplayManagerRequest> dm_request; |
| }; |
| |
| struct Service::UserState { |
| std::unique_ptr<clipboard::ClipboardImpl> clipboard; |
| std::unique_ptr<ws::AccessibilityManager> accessibility; |
| std::unique_ptr<ws::WindowTreeHostFactory> window_tree_host_factory; |
| }; |
| |
| Service::Service() |
| : test_config_(false), |
| ime_registrar_(&ime_server_) {} |
| |
| Service::~Service() { |
| // Destroy |window_server_| first, since it depends on |event_source_|. |
| // WindowServer (or more correctly its Displays) may have state that needs to |
| // be destroyed before GpuState as well. |
| window_server_.reset(); |
| |
| #if defined(USE_OZONE) |
| #if defined(OS_CHROMEOS) |
| // InputDeviceController uses ozone. |
| input_device_controller_.reset(); |
| #endif |
| |
| OzonePlatform::Shutdown(); |
| #endif |
| } |
| |
| bool Service::InitializeResources(service_manager::Connector* connector) { |
| if (ui::ResourceBundle::HasSharedInstance()) |
| return true; |
| |
| std::set<std::string> resource_paths; |
| resource_paths.insert(kResourceFileStrings); |
| resource_paths.insert(kResourceFile100); |
| resource_paths.insert(kResourceFile200); |
| |
| catalog::ResourceLoader loader; |
| filesystem::mojom::DirectoryPtr directory; |
| connector->BindInterface(catalog::mojom::kServiceName, &directory); |
| if (!loader.OpenFiles(std::move(directory), resource_paths)) { |
| LOG(ERROR) << "Service failed to open resource files."; |
| return false; |
| } |
| |
| ui::RegisterPathProvider(); |
| |
| // Initialize resource bundle with 1x and 2x cursor bitmaps. |
| ui::ResourceBundle::InitSharedInstanceWithPakFileRegion( |
| loader.TakeFile(kResourceFileStrings), |
| base::MemoryMappedFile::Region::kWholeFile); |
| ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance(); |
| rb.AddDataPackFromFile(loader.TakeFile(kResourceFile100), |
| ui::SCALE_FACTOR_100P); |
| rb.AddDataPackFromFile(loader.TakeFile(kResourceFile200), |
| ui::SCALE_FACTOR_200P); |
| return true; |
| } |
| |
| Service::UserState* Service::GetUserState( |
| const service_manager::Identity& remote_identity) { |
| const ws::UserId& user_id = remote_identity.user_id(); |
| auto it = user_id_to_user_state_.find(user_id); |
| if (it != user_id_to_user_state_.end()) |
| return it->second.get(); |
| user_id_to_user_state_[user_id] = base::WrapUnique(new UserState); |
| return user_id_to_user_state_[user_id].get(); |
| } |
| |
| void Service::AddUserIfNecessary( |
| const service_manager::Identity& remote_identity) { |
| window_server_->user_id_tracker()->AddUserId(remote_identity.user_id()); |
| } |
| |
| void Service::OnStart() { |
| base::PlatformThread::SetName("mus"); |
| TRACE_EVENT0("mus", "Service::Initialize started"); |
| |
| test_config_ = base::CommandLine::ForCurrentProcess()->HasSwitch( |
| switches::kUseTestConfig); |
| #if defined(USE_X11) |
| XInitThreads(); |
| ui::SetDefaultX11ErrorHandlers(); |
| #endif |
| |
| if (test_config_) |
| ui::test::EnableTestConfigForPlatformWindows(); |
| |
| // If resources are unavailable do not complete start-up. |
| if (!InitializeResources(context()->connector())) { |
| context()->QuitNow(); |
| return; |
| } |
| |
| #if defined(USE_OZONE) |
| // The ozone platform can provide its own event source. So initialize the |
| // platform before creating the default event source. |
| // Because GL libraries need to be initialized before entering the sandbox, |
| // in MUS, |InitializeForUI| will load the GL libraries. |
| ui::OzonePlatform::InitParams params; |
| params.connector = context()->connector(); |
| params.single_process = false; |
| ui::OzonePlatform::InitializeForUI(params); |
| |
| // Assume a client will change the layout to an appropriate configuration. |
| ui::KeyboardLayoutEngineManager::GetKeyboardLayoutEngine() |
| ->SetCurrentLayoutByName("us"); |
| client_native_pixmap_factory_ = ui::CreateClientNativePixmapFactoryOzone(); |
| gfx::ClientNativePixmapFactory::SetInstance( |
| client_native_pixmap_factory_.get()); |
| |
| DCHECK(gfx::ClientNativePixmapFactory::GetInstance()); |
| |
| #if defined(OS_CHROMEOS) |
| input_device_controller_ = base::MakeUnique<InputDeviceController>(); |
| input_device_controller_->AddInterface(®istry_); |
| #endif |
| #endif |
| |
| // TODO(rjkroege): Enter sandbox here before we start threads in GpuState |
| // http://crbug.com/584532 |
| |
| #if !defined(OS_ANDROID) |
| event_source_ = ui::PlatformEventSource::CreateDefault(); |
| #endif |
| |
| // This needs to happen after DeviceDataManager has been constructed. That |
| // happens either during OzonePlatform or PlatformEventSource initialization, |
| // so keep this line below both of those. |
| input_device_server_.RegisterAsObserver(); |
| |
| window_server_.reset(new ws::WindowServer(this)); |
| std::unique_ptr<ws::GpuHost> gpu_host = |
| base::MakeUnique<ws::DefaultGpuHost>(window_server_.get()); |
| std::unique_ptr<ws::FrameSinkManagerClientBinding> frame_sink_manager = |
| base::MakeUnique<ws::FrameSinkManagerClientBinding>(window_server_.get(), |
| gpu_host.get()); |
| window_server_->SetGpuHost(std::move(gpu_host)); |
| window_server_->SetFrameSinkManager(std::move(frame_sink_manager)); |
| |
| ime_server_.Init(context()->connector(), test_config_); |
| |
| discardable_shared_memory_manager_ = |
| base::MakeUnique<discardable_memory::DiscardableSharedMemoryManager>(); |
| |
| registry_.AddInterface<mojom::AccessibilityManager>(base::Bind( |
| &Service::BindAccessibilityManagerRequest, base::Unretained(this))); |
| registry_.AddInterface<mojom::Clipboard>( |
| base::Bind(&Service::BindClipboardRequest, base::Unretained(this))); |
| registry_.AddInterface<mojom::DisplayManager>( |
| base::Bind(&Service::BindDisplayManagerRequest, base::Unretained(this))); |
| registry_.AddInterface<mojom::Gpu>( |
| base::Bind(&Service::BindGpuRequest, base::Unretained(this))); |
| registry_.AddInterface<mojom::IMERegistrar>( |
| base::Bind(&Service::BindIMERegistrarRequest, base::Unretained(this))); |
| registry_.AddInterface<mojom::IMEServer>( |
| base::Bind(&Service::BindIMEServerRequest, base::Unretained(this))); |
| registry_.AddInterface<mojom::UserAccessManager>(base::Bind( |
| &Service::BindUserAccessManagerRequest, base::Unretained(this))); |
| registry_.AddInterface<mojom::UserActivityMonitor>(base::Bind( |
| &Service::BindUserActivityMonitorRequest, base::Unretained(this))); |
| registry_.AddInterface<WindowTreeHostFactory>(base::Bind( |
| &Service::BindWindowTreeHostFactoryRequest, base::Unretained(this))); |
| registry_.AddInterface<mojom::WindowManagerWindowTreeFactory>( |
| base::Bind(&Service::BindWindowManagerWindowTreeFactoryRequest, |
| base::Unretained(this))); |
| registry_.AddInterface<mojom::WindowTreeFactory>(base::Bind( |
| &Service::BindWindowTreeFactoryRequest, base::Unretained(this))); |
| registry_ |
| .AddInterface<discardable_memory::mojom::DiscardableSharedMemoryManager>( |
| base::Bind(&Service::BindDiscardableSharedMemoryManagerRequest, |
| base::Unretained(this))); |
| if (test_config_) { |
| registry_.AddInterface<WindowServerTest>(base::Bind( |
| &Service::BindWindowServerTestRequest, base::Unretained(this))); |
| } |
| |
| // On non-Linux platforms there will be no DeviceDataManager instance and no |
| // purpose in adding the Mojo interface to connect to. |
| if (input_device_server_.IsRegisteredAsObserver()) |
| input_device_server_.AddInterface(®istry_); |
| |
| #if defined(USE_OZONE) |
| ui::OzonePlatform::GetInstance()->AddInterfaces(®istry_); |
| #endif |
| } |
| |
| void Service::OnBindInterface( |
| const service_manager::BindSourceInfo& source_info, |
| const std::string& interface_name, |
| mojo::ScopedMessagePipeHandle interface_pipe) { |
| registry_.BindInterface(source_info, interface_name, |
| std::move(interface_pipe)); |
| } |
| |
| void Service::StartDisplayInit() { |
| DCHECK(!is_gpu_ready_); // This should only be called once. |
| is_gpu_ready_ = true; |
| if (screen_manager_) |
| screen_manager_->Init(window_server_->display_manager()); |
| } |
| |
| void Service::OnFirstDisplayReady() { |
| PendingRequests requests; |
| requests.swap(pending_requests_); |
| for (auto& request : requests) { |
| if (request->wtf_request) { |
| BindWindowTreeFactoryRequest(request->source_info, |
| std::move(*request->wtf_request)); |
| } else { |
| BindDisplayManagerRequest(request->source_info, |
| std::move(*request->dm_request)); |
| } |
| } |
| } |
| |
| void Service::OnNoMoreDisplays() { |
| // We may get here from the destructor, in which case there is no messageloop. |
| if (base::RunLoop::IsRunningOnCurrentThread()) |
| base::MessageLoop::current()->QuitWhenIdle(); |
| } |
| |
| bool Service::IsTestConfig() const { |
| return test_config_; |
| } |
| |
| void Service::OnWillCreateTreeForWindowManager( |
| bool automatically_create_display_roots) { |
| if (window_server_->display_creation_config() != |
| ws::DisplayCreationConfig::UNKNOWN) { |
| return; |
| } |
| |
| DVLOG(3) << "OnWillCreateTreeForWindowManager " |
| << automatically_create_display_roots; |
| ws::DisplayCreationConfig config = automatically_create_display_roots |
| ? ws::DisplayCreationConfig::AUTOMATIC |
| : ws::DisplayCreationConfig::MANUAL; |
| window_server_->SetDisplayCreationConfig(config); |
| if (window_server_->display_creation_config() == |
| ws::DisplayCreationConfig::MANUAL) { |
| #if defined(USE_OZONE) && defined(OS_CHROMEOS) |
| screen_manager_ = base::MakeUnique<display::ScreenManagerForwarding>(); |
| #else |
| CHECK(false); |
| #endif |
| } else { |
| screen_manager_ = display::ScreenManager::Create(); |
| } |
| screen_manager_->AddInterfaces(®istry_); |
| if (is_gpu_ready_) |
| screen_manager_->Init(window_server_->display_manager()); |
| } |
| |
| void Service::BindAccessibilityManagerRequest( |
| const service_manager::BindSourceInfo& source_info, |
| mojom::AccessibilityManagerRequest request) { |
| UserState* user_state = GetUserState(source_info.identity); |
| if (!user_state->accessibility) { |
| const ws::UserId& user_id = source_info.identity.user_id(); |
| user_state->accessibility.reset( |
| new ws::AccessibilityManager(window_server_.get(), user_id)); |
| } |
| user_state->accessibility->Bind(std::move(request)); |
| } |
| |
| void Service::BindClipboardRequest( |
| const service_manager::BindSourceInfo& source_info, |
| mojom::ClipboardRequest request) { |
| UserState* user_state = GetUserState(source_info.identity); |
| if (!user_state->clipboard) |
| user_state->clipboard.reset(new clipboard::ClipboardImpl); |
| user_state->clipboard->AddBinding(std::move(request)); |
| } |
| |
| void Service::BindDisplayManagerRequest( |
| const service_manager::BindSourceInfo& source_info, |
| mojom::DisplayManagerRequest request) { |
| // Wait for the DisplayManager to be configured before binding display |
| // requests. Otherwise the client sees no displays. |
| if (!window_server_->display_manager()->IsReady()) { |
| std::unique_ptr<PendingRequest> pending_request(new PendingRequest); |
| pending_request->source_info = source_info; |
| pending_request->dm_request.reset( |
| new mojom::DisplayManagerRequest(std::move(request))); |
| pending_requests_.push_back(std::move(pending_request)); |
| return; |
| } |
| window_server_->display_manager() |
| ->GetUserDisplayManager(source_info.identity.user_id()) |
| ->AddDisplayManagerBinding(std::move(request)); |
| } |
| |
| void Service::BindGpuRequest(const service_manager::BindSourceInfo& source_info, |
| mojom::GpuRequest request) { |
| window_server_->gpu_host()->Add(std::move(request)); |
| } |
| |
| void Service::BindIMERegistrarRequest( |
| const service_manager::BindSourceInfo& source_info, |
| mojom::IMERegistrarRequest request) { |
| ime_registrar_.AddBinding(std::move(request)); |
| } |
| |
| void Service::BindIMEServerRequest( |
| const service_manager::BindSourceInfo& source_info, |
| mojom::IMEServerRequest request) { |
| ime_server_.AddBinding(std::move(request)); |
| } |
| |
| void Service::BindUserAccessManagerRequest( |
| const service_manager::BindSourceInfo& source_info, |
| mojom::UserAccessManagerRequest request) { |
| window_server_->user_id_tracker()->Bind(std::move(request)); |
| } |
| |
| void Service::BindUserActivityMonitorRequest( |
| const service_manager::BindSourceInfo& source_info, |
| mojom::UserActivityMonitorRequest request) { |
| AddUserIfNecessary(source_info.identity); |
| const ws::UserId& user_id = source_info.identity.user_id(); |
| window_server_->GetUserActivityMonitorForUser(user_id)->Add( |
| std::move(request)); |
| } |
| |
| void Service::BindWindowManagerWindowTreeFactoryRequest( |
| const service_manager::BindSourceInfo& source_info, |
| mojom::WindowManagerWindowTreeFactoryRequest request) { |
| AddUserIfNecessary(source_info.identity); |
| window_server_->window_manager_window_tree_factory_set()->Add( |
| source_info.identity.user_id(), std::move(request)); |
| } |
| |
| void Service::BindWindowTreeFactoryRequest( |
| const service_manager::BindSourceInfo& source_info, |
| mojom::WindowTreeFactoryRequest request) { |
| AddUserIfNecessary(source_info.identity); |
| if (!window_server_->display_manager()->IsReady()) { |
| std::unique_ptr<PendingRequest> pending_request(new PendingRequest); |
| pending_request->source_info = source_info; |
| pending_request->wtf_request.reset( |
| new mojom::WindowTreeFactoryRequest(std::move(request))); |
| pending_requests_.push_back(std::move(pending_request)); |
| return; |
| } |
| AddUserIfNecessary(source_info.identity); |
| mojo::MakeStrongBinding( |
| base::MakeUnique<ws::WindowTreeFactory>(window_server_.get(), |
| source_info.identity.user_id(), |
| source_info.identity.name()), |
| std::move(request)); |
| } |
| |
| void Service::BindWindowTreeHostFactoryRequest( |
| const service_manager::BindSourceInfo& source_info, |
| mojom::WindowTreeHostFactoryRequest request) { |
| UserState* user_state = GetUserState(source_info.identity); |
| if (!user_state->window_tree_host_factory) { |
| user_state->window_tree_host_factory.reset(new ws::WindowTreeHostFactory( |
| window_server_.get(), source_info.identity.user_id())); |
| } |
| user_state->window_tree_host_factory->AddBinding(std::move(request)); |
| } |
| |
| void Service::BindDiscardableSharedMemoryManagerRequest( |
| const service_manager::BindSourceInfo& source_info, |
| discardable_memory::mojom::DiscardableSharedMemoryManagerRequest request) { |
| discardable_shared_memory_manager_->Bind(source_info, std::move(request)); |
| } |
| |
| void Service::BindWindowServerTestRequest( |
| const service_manager::BindSourceInfo& source_info, |
| mojom::WindowServerTestRequest request) { |
| if (!test_config_) |
| return; |
| mojo::MakeStrongBinding( |
| base::MakeUnique<ws::WindowServerTestImpl>(window_server_.get()), |
| std::move(request)); |
| } |
| |
| |
| } // namespace ui |