blob: cb1eae7a3ba965a824b946f39746b73c8207ff15 [file] [log] [blame]
// Copyright 2015 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 "ash/window_manager.h"
#include <stdint.h>
#include <limits>
#include <memory>
#include <utility>
#include "ash/accelerators/accelerator_handler.h"
#include "ash/accelerators/accelerator_ids.h"
#include "ash/display/window_tree_host_manager.h"
#include "ash/drag_drop/drag_image_view.h"
#include "ash/event_matcher_util.h"
#include "ash/host/ash_window_tree_host.h"
#include "ash/public/cpp/config.h"
#include "ash/public/cpp/window_properties.h"
#include "ash/public/cpp/window_state_type.h"
#include "ash/public/interfaces/window_actions.mojom.h"
#include "ash/root_window_controller.h"
#include "ash/root_window_settings.h"
#include "ash/session/session_controller.h"
#include "ash/shell.h"
#include "ash/shell_delegate_mus.h"
#include "ash/shell_init_params.h"
#include "ash/shell_port_mash.h"
#include "ash/shell_port_mus.h"
#include "ash/wm/ash_focus_rules.h"
#include "ash/wm/move_event_handler.h"
#include "ash/wm/non_client_frame_controller.h"
#include "ash/wm/property_util.h"
#include "ash/wm/tablet_mode/tablet_mode_controller.h"
#include "ash/wm/top_level_window_factory.h"
#include "ash/wm/window_properties.h"
#include "ash/wm/window_state.h"
#include "components/exo/file_helper.h"
#include "services/service_manager/public/cpp/connector.h"
#include "services/ui/common/accelerator_util.h"
#include "services/ui/common/types.h"
#include "services/ui/public/cpp/input_devices/input_device_client.h"
#include "services/ui/public/cpp/property_type_converters.h"
#include "services/ui/public/interfaces/constants.mojom.h"
#include "services/ui/public/interfaces/window_manager.mojom.h"
#include "ui/aura/client/aura_constants.h"
#include "ui/aura/client/window_parenting_client.h"
#include "ui/aura/env.h"
#include "ui/aura/mus/capture_synchronizer.h"
#include "ui/aura/mus/property_converter.h"
#include "ui/aura/mus/window_tree_client.h"
#include "ui/aura/mus/window_tree_host_mus.h"
#include "ui/aura/window.h"
#include "ui/base/class_property.h"
#include "ui/base/hit_test.h"
#include "ui/display/display_observer.h"
#include "ui/events/mojo/event.mojom.h"
#include "ui/views/mus/pointer_watcher_event_router.h"
#include "ui/wm/core/capture_controller.h"
#include "ui/wm/core/window_animations.h"
#include "ui/wm/core/wm_state.h"
#include "ui/wm/public/activation_client.h"
namespace ash {
struct WindowManager::DragState {
// An image representation of the contents of the current drag and drop
// clipboard.
std::unique_ptr<ash::DragImageView> view;
// The cursor offset of the dragged item.
gfx::Vector2d image_offset;
};
// TODO: need to register OSExchangeDataProviderMus. http://crbug.com/665077.
WindowManager::WindowManager(service_manager::Connector* connector,
Config config,
bool show_primary_host_on_connect)
: connector_(connector),
config_(config),
show_primary_host_on_connect_(show_primary_host_on_connect),
wm_state_(std::make_unique<::wm::WMState>()),
property_converter_(std::make_unique<aura::PropertyConverter>()) {
RegisterWindowProperties(property_converter_.get());
}
WindowManager::~WindowManager() {
Shutdown();
ash::Shell::set_window_tree_client(nullptr);
ash::Shell::set_window_manager_client(nullptr);
}
void WindowManager::Init(
std::unique_ptr<aura::WindowTreeClient> window_tree_client,
std::unique_ptr<ShellDelegate> shell_delegate,
std::unique_ptr<base::Value> initial_display_prefs) {
// Only create InputDeviceClient in MASH mode. For MUS mode WindowManager is
// created by chrome, which creates InputDeviceClient.
if (config_ == Config::MASH) {
input_device_client_ = std::make_unique<ui::InputDeviceClient>();
// |connector_| can be nullptr in tests.
if (connector_) {
ui::mojom::InputDeviceServerPtr server;
connector_->BindInterface(ui::mojom::kServiceName, &server);
input_device_client_->Connect(std::move(server));
}
} else {
// In Config::MUS ash handles all drag and drop.
window_tree_client->DisableDragDropClient();
}
DCHECK(window_manager_client_);
DCHECK(!window_tree_client_);
window_tree_client_ = std::move(window_tree_client);
DCHECK_EQ(nullptr, ash::Shell::window_tree_client());
ash::Shell::set_window_tree_client(window_tree_client_.get());
// TODO(jamescook): Maybe not needed in Config::MUS?
pointer_watcher_event_router_ =
std::make_unique<views::PointerWatcherEventRouter>(
window_tree_client_.get());
// Notify PointerWatcherEventRouter and CaptureSynchronizer that the capture
// client has been set.
aura::client::CaptureClient* capture_client = wm_state_->capture_controller();
pointer_watcher_event_router_->AttachToCaptureClient(capture_client);
window_tree_client_->capture_synchronizer()->AttachToCaptureClient(
capture_client);
// AshTestHelper may set |shell_delegate_| directly.
if (shell_delegate)
shell_delegate_ = std::move(shell_delegate);
initial_display_prefs_ = std::move(initial_display_prefs);
InitCursorOnKeyList();
}
void WindowManager::SetLostConnectionCallback(base::OnceClosure closure) {
lost_connection_callback_ = std::move(closure);
}
bool WindowManager::WaitForInitialDisplays() {
return window_manager_client_->WaitForInitialDisplays();
}
bool WindowManager::GetNextAcceleratorNamespaceId(uint16_t* id) {
if (accelerator_handlers_.size() == std::numeric_limits<uint16_t>::max())
return false;
while (accelerator_handlers_.count(next_accelerator_namespace_id_) > 0)
++next_accelerator_namespace_id_;
*id = next_accelerator_namespace_id_;
++next_accelerator_namespace_id_;
return true;
}
void WindowManager::AddAcceleratorHandler(uint16_t id_namespace,
AcceleratorHandler* handler) {
DCHECK_EQ(0u, accelerator_handlers_.count(id_namespace));
accelerator_handlers_[id_namespace] = handler;
}
void WindowManager::RemoveAcceleratorHandler(uint16_t id_namespace) {
accelerator_handlers_.erase(id_namespace);
}
display::mojom::DisplayController* WindowManager::GetDisplayController() {
return display_controller_ ? display_controller_.get() : nullptr;
}
void WindowManager::CreateShell() {
DCHECK(!created_shell_);
created_shell_ = true;
ShellInitParams init_params;
if (config_ == Config::MUS) {
init_params.shell_port = std::make_unique<ShellPortMus>(this);
} else {
init_params.shell_port = std::make_unique<ShellPortMash>(
this, pointer_watcher_event_router_.get());
}
init_params.delegate = shell_delegate_
? std::move(shell_delegate_)
: std::make_unique<ShellDelegateMus>(connector_);
init_params.initial_display_prefs = std::move(initial_display_prefs_);
Shell::CreateInstance(std::move(init_params));
}
void WindowManager::InitCursorOnKeyList() {
DCHECK(window_manager_client_);
if (config_ == Config::MASH) {
// In Mash, we build a list of keys and send them to the window
// server. This controls which keys *don't* hide the cursors.
// TODO(erg): This needs to also check the case of the accessibility
// keyboard being shown, since clicking a key on the keyboard shouldn't
// hide the cursor.
std::vector<ui::mojom::EventMatcherPtr> cursor_key_list;
cursor_key_list.push_back(BuildKeyReleaseMatcher());
cursor_key_list.push_back(BuildAltMatcher());
cursor_key_list.push_back(BuildControlMatcher());
BuildKeyMatcherRange(ui::mojom::KeyboardCode::F1,
ui::mojom::KeyboardCode::F24, &cursor_key_list);
BuildKeyMatcherRange(ui::mojom::KeyboardCode::BROWSER_BACK,
ui::mojom::KeyboardCode::MEDIA_LAUNCH_APP2,
&cursor_key_list);
BuildKeyMatcherList(
{ui::mojom::KeyboardCode::SHIFT, ui::mojom::KeyboardCode::CONTROL,
ui::mojom::KeyboardCode::MENU,
ui::mojom::KeyboardCode::LWIN, // Search key == VKEY_LWIN.
ui::mojom::KeyboardCode::WLAN, ui::mojom::KeyboardCode::POWER,
ui::mojom::KeyboardCode::BRIGHTNESS_DOWN,
ui::mojom::KeyboardCode::BRIGHTNESS_UP,
ui::mojom::KeyboardCode::KBD_BRIGHTNESS_DOWN,
ui::mojom::KeyboardCode::KBD_BRIGHTNESS_UP},
&cursor_key_list);
window_manager_client_->SetKeyEventsThatDontHideCursor(
std::move(cursor_key_list));
}
}
void WindowManager::InstallFrameDecorationValues() {
ui::mojom::FrameDecorationValuesPtr frame_decoration_values =
ui::mojom::FrameDecorationValues::New();
const gfx::Insets client_area_insets =
NonClientFrameController::GetPreferredClientAreaInsets();
frame_decoration_values->normal_client_area_insets = client_area_insets;
frame_decoration_values->maximized_client_area_insets = client_area_insets;
frame_decoration_values->max_title_bar_button_width =
NonClientFrameController::GetMaxTitleBarButtonWidth();
window_manager_client_->SetFrameDecorationValues(
std::move(frame_decoration_values));
}
void WindowManager::Shutdown() {
if (!window_tree_client_)
return;
aura::client::CaptureClient* capture_client = wm_state_->capture_controller();
pointer_watcher_event_router_->DetachFromCaptureClient(capture_client);
window_tree_client_->capture_synchronizer()->DetachFromCaptureClient(
capture_client);
Shell::DeleteInstance();
pointer_watcher_event_router_.reset();
window_tree_client_.reset();
window_manager_client_ = nullptr;
}
void WindowManager::OnEmbed(
std::unique_ptr<aura::WindowTreeHostMus> window_tree_host) {
// WindowManager should never see this, instead OnWmNewDisplay() is called.
NOTREACHED();
}
void WindowManager::OnEmbedRootDestroyed(
aura::WindowTreeHostMus* window_tree_host) {
// WindowManager should never see this.
NOTREACHED();
}
void WindowManager::OnLostConnection(aura::WindowTreeClient* client) {
DCHECK_EQ(client, window_tree_client_.get());
if (!lost_connection_callback_.is_null()) {
base::ResetAndReturn(&lost_connection_callback_).Run();
return;
}
Shutdown();
// TODO(sky): this case should trigger shutting down WindowManagerService too.
}
void WindowManager::OnPointerEventObserved(const ui::PointerEvent& event,
aura::Window* target) {
pointer_watcher_event_router_->OnPointerEventObserved(event, target);
}
aura::PropertyConverter* WindowManager::GetPropertyConverter() {
return property_converter_.get();
}
void WindowManager::SetWindowManagerClient(aura::WindowManagerClient* client) {
window_manager_client_ = client;
ash::Shell::set_window_manager_client(client);
}
void WindowManager::OnWmConnected() {
// InstallFrameDecorationValues() must be called before the shell is created,
// otherwise Mus attempts to notify clients with no frame decorations, which
// triggers validation errors.
InstallFrameDecorationValues();
CreateShell();
if (show_primary_host_on_connect_)
Shell::GetPrimaryRootWindow()->GetHost()->Show();
// We only create controller in the ash process for mash.
if (Shell::GetAshConfig() == Config::MASH) {
// TODO(hirono): wire up the file helper. http://crbug.com/768395
Shell::Get()->InitWaylandServer(nullptr);
}
}
void WindowManager::OnWmAcceleratedWidgetAvailableForDisplay(
int64_t display_id,
gfx::AcceleratedWidget widget) {
WindowTreeHostManager* manager = Shell::Get()->window_tree_host_manager();
AshWindowTreeHost* host =
manager->GetAshWindowTreeHostForDisplayId(display_id);
// The display may have been destroyed before getting this async callback.
if (host && host->AsWindowTreeHost()) {
static_cast<aura::WindowTreeHostMus*>(host->AsWindowTreeHost())
->OverrideAcceleratedWidget(widget);
}
}
void WindowManager::OnWmSetBounds(aura::Window* window,
const gfx::Rect& bounds) {
// TODO(sky): this indirectly sets bounds, which is against what
// OnWmSetBounds() recommends doing. Remove that restriction, or fix this.
window->SetBounds(bounds);
}
bool WindowManager::OnWmSetProperty(
aura::Window* window,
const std::string& name,
std::unique_ptr<std::vector<uint8_t>>* new_data) {
if (property_converter_->IsTransportNameRegistered(name))
return true;
DVLOG(1) << "unknown property changed, ignoring " << name;
return false;
}
void WindowManager::OnWmSetModalType(aura::Window* window, ui::ModalType type) {
ui::ModalType old_type = window->GetProperty(aura::client::kModalKey);
if (type == old_type)
return;
window->SetProperty(aura::client::kModalKey, type);
// Assume the client has positioned the window in the right container and
// don't attempt to change the parent. This is currently true for Chrome
// code, but likely there should be checks. Adding checks is complicated by
// the fact that assumptions in GetSystemModalContainer() are not always
// valid for Chrome code. In particular Chrome code may create system modal
// dialogs without a transient parent that Chrome wants shown on the lock
// screen.
}
void WindowManager::OnWmSetCanFocus(aura::Window* window, bool can_focus) {
NonClientFrameController* non_client_frame_controller =
NonClientFrameController::Get(window);
if (non_client_frame_controller)
non_client_frame_controller->set_can_activate(can_focus);
}
aura::Window* WindowManager::OnWmCreateTopLevelWindow(
ui::mojom::WindowType window_type,
std::map<std::string, std::vector<uint8_t>>* properties) {
if (window_type == ui::mojom::WindowType::UNKNOWN) {
LOG(WARNING) << "Request to create top level of unknown type, failing";
return nullptr;
}
return CreateAndParentTopLevelWindow(this, window_type, properties);
}
void WindowManager::OnWmClientJankinessChanged(
const std::set<aura::Window*>& client_windows,
bool janky) {
for (auto* window : client_windows)
window->SetProperty(kWindowIsJanky, janky);
}
void WindowManager::OnWmBuildDragImage(const gfx::Point& screen_location,
const SkBitmap& drag_image,
const gfx::Vector2d& drag_image_offset,
ui::mojom::PointerKind source) {
if (drag_image.isNull())
return;
// TODO(erg): Get the right display for this drag image. Right now, none of
// the drag drop code is multidisplay aware.
aura::Window* root_window = Shell::GetPrimaryRootWindow();
// TODO(erg): SkBitmap is the wrong data type for the drag image; we should
// be passing ImageSkias once http://crbug.com/655874 is implemented.
ui::DragDropTypes::DragEventSource ui_source =
source == ui::mojom::PointerKind::MOUSE
? ui::DragDropTypes::DRAG_EVENT_SOURCE_MOUSE
: ui::DragDropTypes::DRAG_EVENT_SOURCE_TOUCH;
std::unique_ptr<DragImageView> drag_view =
std::make_unique<DragImageView>(root_window, ui_source);
drag_view->SetImage(gfx::ImageSkia::CreateFrom1xBitmap(drag_image));
gfx::Size size = drag_view->GetPreferredSize();
gfx::Rect drag_image_bounds(screen_location - drag_image_offset, size);
drag_view->SetBoundsInScreen(drag_image_bounds);
drag_view->SetWidgetVisible(true);
drag_state_ = std::make_unique<DragState>();
drag_state_->view = std::move(drag_view);
drag_state_->image_offset = drag_image_offset;
}
void WindowManager::OnWmMoveDragImage(const gfx::Point& screen_location) {
if (drag_state_) {
drag_state_->view->SetScreenPosition(screen_location -
drag_state_->image_offset);
}
}
void WindowManager::OnWmDestroyDragImage() {
drag_state_.reset();
}
void WindowManager::OnWmWillCreateDisplay(const display::Display& display) {
// Ash connects such that |automatically_create_display_roots| is false, which
// means this should never be hit.
NOTREACHED();
}
void WindowManager::OnWmNewDisplay(
std::unique_ptr<aura::WindowTreeHostMus> window_tree_host,
const display::Display& display) {
// Ash connects such that |automatically_create_display_roots| is false, which
// means this should never be hit.
NOTREACHED();
}
void WindowManager::OnWmDisplayRemoved(
aura::WindowTreeHostMus* window_tree_host) {
// Ash connects such that |automatically_create_display_roots| is false, which
// means this should never be hit.
NOTREACHED();
}
void WindowManager::OnWmDisplayModified(const display::Display& display) {
// TODO(sky): this shouldn't be called as we're passing false for
// |automatically_create_display_roots|, but it currently is. Update mus.
}
void WindowManager::OnWmPerformMoveLoop(
aura::Window* window,
ui::mojom::MoveLoopSource source,
const gfx::Point& cursor_location,
const base::Callback<void(bool)>& on_done) {
MoveEventHandler* handler = MoveEventHandler::GetForWindow(window);
if (!handler) {
on_done.Run(false);
return;
}
DCHECK(!handler->IsDragInProgress());
::wm::WindowMoveSource aura_source =
source == ui::mojom::MoveLoopSource::MOUSE
? ::wm::WINDOW_MOVE_SOURCE_MOUSE
: ::wm::WINDOW_MOVE_SOURCE_TOUCH;
handler->AttemptToStartDrag(cursor_location, HTCAPTION, aura_source, on_done);
}
void WindowManager::OnWmCancelMoveLoop(aura::Window* window) {
MoveEventHandler* handler = MoveEventHandler::GetForWindow(window);
if (handler)
handler->RevertDrag();
}
ui::mojom::EventResult WindowManager::OnAccelerator(
uint32_t id,
const ui::Event& event,
base::flat_map<std::string, std::vector<uint8_t>>* properties) {
auto iter = accelerator_handlers_.find(GetAcceleratorNamespaceId(id));
if (iter == accelerator_handlers_.end())
return ui::mojom::EventResult::HANDLED;
return iter->second->OnAccelerator(id, event, properties);
}
void WindowManager::OnCursorTouchVisibleChanged(bool enabled) {
// Not applicable to Config::MUS.
if (config_ == Config::MASH)
ShellPortMash::Get()->OnCursorTouchVisibleChanged(enabled);
}
void WindowManager::OnWmSetClientArea(
aura::Window* window,
const gfx::Insets& insets,
const std::vector<gfx::Rect>& additional_client_areas) {
NonClientFrameController* non_client_frame_controller =
NonClientFrameController::Get(window);
if (!non_client_frame_controller)
return;
non_client_frame_controller->SetClientArea(insets, additional_client_areas);
}
bool WindowManager::IsWindowActive(aura::Window* window) {
return Shell::Get()->activation_client()->GetActiveWindow() == window;
}
void WindowManager::OnWmDeactivateWindow(aura::Window* window) {
Shell::Get()->activation_client()->DeactivateWindow(window);
}
void WindowManager::OnWmPerformAction(aura::Window* window,
const std::string& action) {
if (action == mojom::kAddWindowToTabletMode)
ash::Shell::Get()->tablet_mode_controller()->AddWindow(window);
}
void WindowManager::OnEventBlockedByModalWindow(aura::Window* window) {
AnimateWindow(window, ::wm::WINDOW_ANIMATION_TYPE_BOUNCE);
}
} // namespace ash