blob: d527e5f841dbb38a43233719a6ce3d5406dd8910 [file] [log] [blame]
// Copyright (c) 2012 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/root_window_controller.h"
#include <queue>
#include <vector>
#include "ash/aura/aura_layout_manager_adapter.h"
#include "ash/aura/wm_root_window_controller_aura.h"
#include "ash/aura/wm_shelf_aura.h"
#include "ash/aura/wm_window_aura.h"
#include "ash/common/ash_constants.h"
#include "ash/common/ash_switches.h"
#include "ash/common/focus_cycler.h"
#include "ash/common/login_status.h"
#include "ash/common/session/session_state_delegate.h"
#include "ash/common/shelf/shelf_delegate.h"
#include "ash/common/shelf/shelf_layout_manager.h"
#include "ash/common/shelf/shelf_types.h"
#include "ash/common/shelf/shelf_widget.h"
#include "ash/common/shell_delegate.h"
#include "ash/common/shell_window_ids.h"
#include "ash/common/system/status_area_layout_manager.h"
#include "ash/common/system/status_area_widget.h"
#include "ash/common/system/tray/system_tray_delegate.h"
#include "ash/common/wallpaper/wallpaper_delegate.h"
#include "ash/common/wallpaper/wallpaper_widget_controller.h"
#include "ash/common/wm/always_on_top_controller.h"
#include "ash/common/wm/container_finder.h"
#include "ash/common/wm/dock/docked_window_layout_manager.h"
#include "ash/common/wm/fullscreen_window_finder.h"
#include "ash/common/wm/panels/panel_layout_manager.h"
#include "ash/common/wm/root_window_layout_manager.h"
#include "ash/common/wm/switchable_windows.h"
#include "ash/common/wm/window_state.h"
#include "ash/common/wm/workspace/workspace_layout_manager.h"
#include "ash/common/wm/workspace_controller.h"
#include "ash/common/wm_shell.h"
#include "ash/common/wm_window.h"
#include "ash/display/display_manager.h"
#include "ash/high_contrast/high_contrast_controller.h"
#include "ash/host/ash_window_tree_host.h"
#include "ash/root_window_settings.h"
#include "ash/shelf/shelf_window_targeter.h"
#include "ash/shell.h"
#include "ash/touch/touch_hud_debug.h"
#include "ash/touch/touch_hud_projection.h"
#include "ash/touch/touch_observer_hud.h"
#include "ash/wm/lock_layout_manager.h"
#include "ash/wm/panels/attached_panel_window_targeter.h"
#include "ash/wm/panels/panel_window_event_handler.h"
#include "ash/wm/stacking_controller.h"
#include "ash/wm/system_modal_container_layout_manager.h"
#include "ash/wm/system_wallpaper_controller.h"
#include "ash/wm/window_properties.h"
#include "ash/wm/window_state_aura.h"
#include "ash/wm/window_util.h"
#include "base/command_line.h"
#include "base/macros.h"
#include "base/memory/ptr_util.h"
#include "base/time/time.h"
#include "ui/aura/client/aura_constants.h"
#include "ui/aura/client/screen_position_client.h"
#include "ui/aura/window.h"
#include "ui/aura/window_delegate.h"
#include "ui/aura/window_event_dispatcher.h"
#include "ui/aura/window_observer.h"
#include "ui/aura/window_tracker.h"
#include "ui/base/hit_test.h"
#include "ui/base/models/menu_model.h"
#include "ui/display/display.h"
#include "ui/display/screen.h"
#include "ui/keyboard/keyboard_controller.h"
#include "ui/keyboard/keyboard_util.h"
#include "ui/views/controls/menu/menu_model_adapter.h"
#include "ui/views/controls/menu/menu_runner.h"
#include "ui/views/view_model.h"
#include "ui/views/view_model_utils.h"
#include "ui/wm/core/capture_controller.h"
#include "ui/wm/core/visibility_controller.h"
#include "ui/wm/core/window_util.h"
#include "ui/wm/public/drag_drop_client.h"
#include "ui/wm/public/tooltip_client.h"
#include "ui/wm/public/window_types.h"
#if defined(OS_CHROMEOS)
#include "ash/ash_touch_exploration_manager_chromeos.h"
#include "ash/wm/boot_splash_screen_chromeos.h"
#include "ui/chromeos/touch_exploration_controller.h"
#endif
namespace ash {
namespace {
#if defined(OS_CHROMEOS)
// Duration for the animation that hides the boot splash screen, in
// milliseconds. This should be short enough in relation to
// wm/window_animation.cc's brightness/grayscale fade animation that the login
// wallpaper image animation isn't hidden by the splash screen animation.
const int kBootSplashScreenHideDurationMs = 500;
#endif
float ToRelativeValue(int value, int src, int dst) {
return static_cast<float>(value) / static_cast<float>(src) * dst;
}
void MoveOriginRelativeToSize(const gfx::Size& src_size,
const gfx::Size& dst_size,
gfx::Rect* bounds_in_out) {
gfx::Point origin = bounds_in_out->origin();
bounds_in_out->set_origin(gfx::Point(
ToRelativeValue(origin.x(), src_size.width(), dst_size.width()),
ToRelativeValue(origin.y(), src_size.height(), dst_size.height())));
}
// Reparents |window| to |new_parent|.
void ReparentWindow(aura::Window* window, aura::Window* new_parent) {
const gfx::Size src_size = window->parent()->bounds().size();
const gfx::Size dst_size = new_parent->bounds().size();
// Update the restore bounds to make it relative to the display.
wm::WindowState* state = wm::GetWindowState(window);
gfx::Rect restore_bounds;
bool has_restore_bounds = state->HasRestoreBounds();
bool update_bounds = (state->IsNormalOrSnapped() || state->IsMinimized()) &&
new_parent->id() != kShellWindowId_DockedContainer;
gfx::Rect local_bounds;
if (update_bounds) {
local_bounds = WmWindowAura::GetAuraWindow(state->window())->bounds();
MoveOriginRelativeToSize(src_size, dst_size, &local_bounds);
}
if (has_restore_bounds) {
restore_bounds = state->GetRestoreBoundsInParent();
MoveOriginRelativeToSize(src_size, dst_size, &restore_bounds);
}
new_parent->AddChild(window);
// Docked windows have bounds handled by the layout manager in AddChild().
if (update_bounds)
window->SetBounds(local_bounds);
if (has_restore_bounds)
state->SetRestoreBoundsInParent(restore_bounds);
}
// Reparents the appropriate set of windows from |src| to |dst|.
void ReparentAllWindows(aura::Window* src, aura::Window* dst) {
// Set of windows to move.
const int kContainerIdsToMove[] = {
kShellWindowId_DefaultContainer,
kShellWindowId_DockedContainer,
kShellWindowId_PanelContainer,
kShellWindowId_AlwaysOnTopContainer,
kShellWindowId_SystemModalContainer,
kShellWindowId_LockSystemModalContainer,
kShellWindowId_UnparentedControlContainer,
kShellWindowId_OverlayContainer,
};
const int kExtraContainerIdsToMoveInUnifiedMode[] = {
kShellWindowId_LockScreenContainer,
kShellWindowId_LockScreenWallpaperContainer,
};
std::vector<int> container_ids(
kContainerIdsToMove,
kContainerIdsToMove + arraysize(kContainerIdsToMove));
// Check the default_multi_display_mode because this is also necessary
// in trasition between mirror <-> unified mode.
if (Shell::GetInstance()
->display_manager()
->current_default_multi_display_mode() == DisplayManager::UNIFIED) {
for (int id : kExtraContainerIdsToMoveInUnifiedMode)
container_ids.push_back(id);
}
for (int id : container_ids) {
aura::Window* src_container = Shell::GetContainer(src, id);
aura::Window* dst_container = Shell::GetContainer(dst, id);
while (!src_container->children().empty()) {
// Restart iteration from the source container windows each time as they
// may change as a result of moving other windows.
aura::Window::Windows::const_iterator iter =
src_container->children().begin();
while (iter != src_container->children().end() &&
SystemModalContainerLayoutManager::IsModalBackground(*iter)) {
++iter;
}
// If the entire window list is modal background windows then stop.
if (iter == src_container->children().end())
break;
ReparentWindow(*iter, dst_container);
}
}
}
bool IsWindowAboveContainer(aura::Window* window,
aura::Window* blocking_container) {
std::vector<aura::Window*> target_path;
std::vector<aura::Window*> blocking_path;
while (window) {
target_path.push_back(window);
window = window->parent();
}
while (blocking_container) {
blocking_path.push_back(blocking_container);
blocking_container = blocking_container->parent();
}
// The root window is put at the end so that we compare windows at
// the same depth.
while (!blocking_path.empty()) {
if (target_path.empty())
return false;
aura::Window* target = target_path.back();
target_path.pop_back();
aura::Window* blocking = blocking_path.back();
blocking_path.pop_back();
// Still on the same path, continue.
if (target == blocking)
continue;
// This can happen only if unparented window is passed because
// first element must be the same root.
if (!target->parent() || !blocking->parent())
return false;
aura::Window* common_parent = target->parent();
DCHECK_EQ(common_parent, blocking->parent());
aura::Window::Windows windows = common_parent->children();
auto blocking_iter = std::find(windows.begin(), windows.end(), blocking);
// If the target window is above blocking window, the window can handle
// events.
return std::find(blocking_iter, windows.end(), target) != windows.end();
}
return true;
}
// A window delegate which does nothing. Used to create a window that
// is a event target, but do nothing.
class EmptyWindowDelegate : public aura::WindowDelegate {
public:
EmptyWindowDelegate() {}
~EmptyWindowDelegate() override {}
// aura::WindowDelegate overrides:
gfx::Size GetMinimumSize() const override { return gfx::Size(); }
gfx::Size GetMaximumSize() const override { return gfx::Size(); }
void OnBoundsChanged(const gfx::Rect& old_bounds,
const gfx::Rect& new_bounds) override {}
gfx::NativeCursor GetCursor(const gfx::Point& point) override {
return gfx::kNullCursor;
}
int GetNonClientComponent(const gfx::Point& point) const override {
return HTNOWHERE;
}
bool ShouldDescendIntoChildForEventHandling(
aura::Window* child,
const gfx::Point& location) override {
return false;
}
bool CanFocus() override { return false; }
void OnCaptureLost() override {}
void OnPaint(const ui::PaintContext& context) override {}
void OnDeviceScaleFactorChanged(float device_scale_factor) override {}
void OnWindowDestroying(aura::Window* window) override {}
void OnWindowDestroyed(aura::Window* window) override { delete this; }
void OnWindowTargetVisibilityChanged(bool visible) override {}
bool HasHitTestMask() const override { return false; }
void GetHitTestMask(gfx::Path* mask) const override {}
private:
DISALLOW_COPY_AND_ASSIGN(EmptyWindowDelegate);
};
} // namespace
void RootWindowController::CreateForPrimaryDisplay(AshWindowTreeHost* host) {
RootWindowController* controller = new RootWindowController(host);
controller->Init(RootWindowController::PRIMARY,
WmShell::Get()->delegate()->IsFirstRunAfterBoot());
}
void RootWindowController::CreateForSecondaryDisplay(AshWindowTreeHost* host) {
RootWindowController* controller = new RootWindowController(host);
controller->Init(RootWindowController::SECONDARY, false /* first run */);
}
// static
RootWindowController* RootWindowController::ForWindow(
const aura::Window* window) {
CHECK(Shell::HasInstance());
return GetRootWindowController(window->GetRootWindow());
}
// static
RootWindowController* RootWindowController::ForTargetRootWindow() {
CHECK(Shell::HasInstance());
return GetRootWindowController(Shell::GetTargetRootWindow());
}
RootWindowController::~RootWindowController() {
Shutdown();
ash_host_.reset();
// The CaptureClient needs to be around for as long as the RootWindow is
// valid.
capture_client_.reset();
}
aura::WindowTreeHost* RootWindowController::GetHost() {
return ash_host_->AsWindowTreeHost();
}
const aura::WindowTreeHost* RootWindowController::GetHost() const {
return ash_host_->AsWindowTreeHost();
}
aura::Window* RootWindowController::GetRootWindow() {
return GetHost()->window();
}
const aura::Window* RootWindowController::GetRootWindow() const {
return GetHost()->window();
}
WorkspaceController* RootWindowController::workspace_controller() {
return wm_root_window_controller_->workspace_controller();
}
void RootWindowController::Shutdown() {
WmShell::Get()->RemoveShellObserver(this);
#if defined(OS_CHROMEOS)
if (touch_exploration_manager_) {
touch_exploration_manager_.reset();
}
#endif
aura::Window* root_window = GetRootWindow();
WmWindow* root_shutting_down = WmWindowAura::Get(root_window);
WmShell* shell = WmShell::Get();
// Change the target root window before closing child windows. If any child
// being removed triggers a relayout of the shelf it will try to build a
// window list adding windows from the target root window's containers which
// may have already gone away.
if (shell->GetRootWindowForNewWindows() == root_shutting_down) {
// The root window for new windows is being destroyed. Switch to the primary
// root window if possible.
WmWindow* primary_root = shell->GetPrimaryRootWindow();
shell->set_root_window_for_new_windows(
primary_root == root_shutting_down ? nullptr : primary_root);
}
CloseChildWindows();
GetRootWindowSettings(root_window)->controller = NULL;
// Forget with the display ID so that display lookup
// ends up with invalid display.
GetRootWindowSettings(root_window)->display_id =
display::Display::kInvalidDisplayID;
ash_host_->PrepareForShutdown();
system_wallpaper_.reset();
aura::client::SetScreenPositionClient(root_window, NULL);
}
bool RootWindowController::CanWindowReceiveEvents(aura::Window* window) {
if (GetRootWindow() != window->GetRootWindow())
return false;
// Always allow events to fall through to the virtual keyboard even if
// displaying a system modal dialog.
if (IsVirtualKeyboardWindow(window))
return true;
aura::Window* blocking_container = nullptr;
int modal_container_id = 0;
if (WmShell::Get()->GetSessionStateDelegate()->IsUserSessionBlocked()) {
blocking_container =
GetContainer(kShellWindowId_LockScreenContainersContainer);
modal_container_id = kShellWindowId_LockSystemModalContainer;
} else {
modal_container_id = kShellWindowId_SystemModalContainer;
}
aura::Window* modal_container = GetContainer(modal_container_id);
SystemModalContainerLayoutManager* modal_layout_manager = nullptr;
modal_layout_manager = static_cast<SystemModalContainerLayoutManager*>(
modal_container->layout_manager());
if (modal_layout_manager->has_window_dimmer())
blocking_container = modal_container;
else
modal_container = nullptr; // Don't check modal dialogs.
// In normal session.
if (!blocking_container)
return true;
if (!IsWindowAboveContainer(window, blocking_container))
return false;
// If the window is in the target modal container, only allow the top most
// one.
if (modal_container && modal_container->Contains(window))
return modal_layout_manager->IsPartOfActiveModalWindow(window);
return true;
}
SystemModalContainerLayoutManager*
RootWindowController::GetSystemModalLayoutManager(aura::Window* window) {
aura::Window* modal_container = NULL;
if (window) {
aura::Window* window_container = WmWindowAura::GetAuraWindow(
wm::GetContainerForWindow(WmWindowAura::Get(window)));
if (window_container &&
window_container->id() >= kShellWindowId_LockScreenContainer) {
modal_container = GetContainer(kShellWindowId_LockSystemModalContainer);
} else {
modal_container = GetContainer(kShellWindowId_SystemModalContainer);
}
} else {
int modal_window_id =
WmShell::Get()->GetSessionStateDelegate()->IsUserSessionBlocked()
? kShellWindowId_LockSystemModalContainer
: kShellWindowId_SystemModalContainer;
modal_container = GetContainer(modal_window_id);
}
return modal_container ? static_cast<SystemModalContainerLayoutManager*>(
modal_container->layout_manager())
: NULL;
}
aura::Window* RootWindowController::GetContainer(int container_id) {
return GetRootWindow()->GetChildById(container_id);
}
const aura::Window* RootWindowController::GetContainer(int container_id) const {
return ash_host_->AsWindowTreeHost()->window()->GetChildById(container_id);
}
void RootWindowController::ShowShelf() {
if (!wm_shelf_aura_->IsShelfInitialized())
return;
// TODO(jamescook): Move this into WmShelf.
wm_shelf_aura_->shelf_widget()->SetShelfVisibility(true);
wm_shelf_aura_->shelf_widget()->status_area_widget()->Show();
}
void RootWindowController::CreateShelf() {
if (wm_shelf_aura_->IsShelfInitialized())
return;
wm_shelf_aura_->InitializeShelf();
if (panel_layout_manager_)
panel_layout_manager_->SetShelf(wm_shelf_aura_.get());
if (docked_layout_manager_) {
docked_layout_manager_->SetShelf(wm_shelf_aura_.get());
if (wm_shelf_aura_->shelf_layout_manager()) {
docked_layout_manager_->AddObserver(
wm_shelf_aura_->shelf_layout_manager());
}
}
// Notify shell observers that the shelf has been created.
// TODO(jamescook): Move this into WmShelf::InitializeShelf(). This will
// require changing AttachedPanelWidgetTargeter's access to WmShelf.
WmShell::Get()->NotifyShelfCreatedForRootWindow(
WmWindowAura::Get(GetRootWindow()));
wm_shelf_aura_->shelf_widget()->PostCreateShelf();
}
void RootWindowController::UpdateAfterLoginStatusChange(LoginStatus status) {
if (status != LoginStatus::NOT_LOGGED_IN)
mouse_event_target_.reset();
StatusAreaWidget* status_area_widget =
wm_shelf_aura_->shelf_widget()->status_area_widget();
if (status_area_widget)
status_area_widget->UpdateAfterLoginStatusChange(status);
}
void RootWindowController::OnInitialWallpaperAnimationStarted() {
#if defined(OS_CHROMEOS)
if (base::CommandLine::ForCurrentProcess()->HasSwitch(
switches::kAshAnimateFromBootSplashScreen) &&
boot_splash_screen_.get()) {
// Make the splash screen fade out so it doesn't obscure the wallpaper's
// brightness/grayscale animation.
boot_splash_screen_->StartHideAnimation(
base::TimeDelta::FromMilliseconds(kBootSplashScreenHideDurationMs));
}
#endif
}
void RootWindowController::OnWallpaperAnimationFinished(views::Widget* widget) {
// Make sure the wallpaper is visible.
system_wallpaper_->SetColor(SK_ColorBLACK);
#if defined(OS_CHROMEOS)
boot_splash_screen_.reset();
#endif
}
void RootWindowController::CloseChildWindows() {
mouse_event_target_.reset();
// Remove observer as deactivating keyboard causes |docked_layout_manager_|
// to fire notifications.
if (docked_layout_manager_ && wm_shelf_aura_->shelf_layout_manager()) {
docked_layout_manager_->RemoveObserver(
wm_shelf_aura_->shelf_layout_manager());
}
// Deactivate keyboard container before closing child windows and shutting
// down associated layout managers.
DeactivateKeyboard(keyboard::KeyboardController::GetInstance());
// panel_layout_manager_ needs to be shut down before windows are destroyed.
if (panel_layout_manager_) {
panel_layout_manager_->Shutdown();
panel_layout_manager_ = NULL;
}
// docked_layout_manager_ needs to be shut down before windows are destroyed.
if (docked_layout_manager_) {
docked_layout_manager_->Shutdown();
docked_layout_manager_ = NULL;
}
wm_shelf_aura_->ShutdownShelfWidget();
wm_root_window_controller_->DeleteWorkspaceController();
// Explicitly destroy top level windows. We do this as during part of
// destruction such windows may query the RootWindow for state.
aura::Window* root_window = GetRootWindow();
aura::WindowTracker non_toplevel_windows;
non_toplevel_windows.Add(root_window);
while (!non_toplevel_windows.windows().empty()) {
const aura::Window* non_toplevel_window =
*non_toplevel_windows.windows().begin();
non_toplevel_windows.Remove(const_cast<aura::Window*>(non_toplevel_window));
aura::WindowTracker toplevel_windows;
for (size_t i = 0; i < non_toplevel_window->children().size(); ++i) {
aura::Window* child = non_toplevel_window->children()[i];
if (!child->owned_by_parent())
continue;
if (child->delegate())
toplevel_windows.Add(child);
else
non_toplevel_windows.Add(child);
}
while (!toplevel_windows.windows().empty())
delete *toplevel_windows.windows().begin();
}
// And then remove the containers.
while (!root_window->children().empty()) {
aura::Window* window = root_window->children()[0];
if (window->owned_by_parent()) {
delete window;
} else {
root_window->RemoveChild(window);
}
}
wm_shelf_aura_->DestroyShelfWidget();
// CloseChildWindows may be called twice during the shutdown of ash unittests.
// Avoid notifying WmShelf that the shelf has been destroyed twice.
if (wm_shelf_aura_->IsShelfInitialized())
wm_shelf_aura_->ShutdownShelf();
aura::client::SetDragDropClient(root_window, nullptr);
aura::client::SetTooltipClient(root_window, nullptr);
}
void RootWindowController::MoveWindowsTo(aura::Window* dst) {
// Clear the workspace controller, so it doesn't incorrectly update the shelf.
wm_root_window_controller_->DeleteWorkspaceController();
ReparentAllWindows(GetRootWindow(), dst);
}
ShelfLayoutManager* RootWindowController::GetShelfLayoutManager() {
return wm_shelf_aura_->shelf_layout_manager();
}
StatusAreaWidget* RootWindowController::GetStatusAreaWidget() {
ShelfWidget* shelf_widget = wm_shelf_aura_->shelf_widget();
return shelf_widget ? shelf_widget->status_area_widget() : nullptr;
}
SystemTray* RootWindowController::GetSystemTray() {
// We assume in throughout the code that this will not return NULL. If code
// triggers this for valid reasons, it should test status_area_widget first.
CHECK(wm_shelf_aura_->shelf_widget()->status_area_widget());
return wm_shelf_aura_->shelf_widget()->status_area_widget()->system_tray();
}
void RootWindowController::ShowContextMenu(const gfx::Point& location_in_screen,
ui::MenuSourceType source_type) {
ShellDelegate* delegate = WmShell::Get()->delegate();
DCHECK(delegate);
menu_model_.reset(delegate->CreateContextMenu(wm_shelf_aura_.get(), nullptr));
if (!menu_model_)
return;
menu_model_adapter_.reset(new views::MenuModelAdapter(
menu_model_.get(),
base::Bind(&RootWindowController::OnMenuClosed, base::Unretained(this))));
// Wallpaper controller may not be set yet if user clicked on status are
// before initial animation completion. See crbug.com/222218
WallpaperWidgetController* wallpaper_widget_controller =
wm_root_window_controller_->wallpaper_widget_controller();
if (!wallpaper_widget_controller)
return;
menu_runner_.reset(new views::MenuRunner(
menu_model_adapter_->CreateMenu(),
views::MenuRunner::CONTEXT_MENU | views::MenuRunner::ASYNC));
ignore_result(
menu_runner_->RunMenuAt(wallpaper_widget_controller->widget(), nullptr,
gfx::Rect(location_in_screen, gfx::Size()),
views::MENU_ANCHOR_TOPLEFT, source_type));
}
void RootWindowController::UpdateShelfVisibility() {
wm_shelf_aura_->UpdateVisibilityState();
}
aura::Window* RootWindowController::GetWindowForFullscreenMode() {
return WmWindowAura::GetAuraWindow(
wm::GetWindowForFullscreenMode(WmWindowAura::Get(GetRootWindow())));
}
void RootWindowController::ActivateKeyboard(
keyboard::KeyboardController* keyboard_controller) {
if (!keyboard::IsKeyboardEnabled() ||
GetContainer(kShellWindowId_VirtualKeyboardContainer)) {
return;
}
DCHECK(keyboard_controller);
keyboard_controller->AddObserver(wm_shelf_aura_->shelf_layout_manager());
keyboard_controller->AddObserver(panel_layout_manager_);
keyboard_controller->AddObserver(docked_layout_manager_);
keyboard_controller->AddObserver(workspace_controller()->layout_manager());
keyboard_controller->AddObserver(
always_on_top_controller_->GetLayoutManager());
WmShell::Get()->NotifyVirtualKeyboardActivated(true);
aura::Window* parent = GetContainer(kShellWindowId_ImeWindowParentContainer);
DCHECK(parent);
aura::Window* keyboard_container = keyboard_controller->GetContainerWindow();
keyboard_container->set_id(kShellWindowId_VirtualKeyboardContainer);
parent->AddChild(keyboard_container);
}
void RootWindowController::DeactivateKeyboard(
keyboard::KeyboardController* keyboard_controller) {
if (!keyboard_controller ||
!keyboard_controller->keyboard_container_initialized()) {
return;
}
aura::Window* keyboard_container = keyboard_controller->GetContainerWindow();
if (keyboard_container->GetRootWindow() == GetRootWindow()) {
aura::Window* parent =
GetContainer(kShellWindowId_ImeWindowParentContainer);
DCHECK(parent);
parent->RemoveChild(keyboard_container);
// Virtual keyboard may be deactivated while still showing, notify all
// observers that keyboard bounds changed to 0 before remove them.
keyboard_controller->NotifyKeyboardBoundsChanging(gfx::Rect());
keyboard_controller->RemoveObserver(wm_shelf_aura_->shelf_layout_manager());
keyboard_controller->RemoveObserver(panel_layout_manager_);
keyboard_controller->RemoveObserver(docked_layout_manager_);
keyboard_controller->RemoveObserver(
workspace_controller()->layout_manager());
keyboard_controller->RemoveObserver(
always_on_top_controller_->GetLayoutManager());
WmShell::Get()->NotifyVirtualKeyboardActivated(false);
}
}
bool RootWindowController::IsVirtualKeyboardWindow(aura::Window* window) {
aura::Window* parent = GetContainer(kShellWindowId_ImeWindowParentContainer);
return parent ? parent->Contains(window) : false;
}
void RootWindowController::SetTouchAccessibilityAnchorPoint(
const gfx::Point& anchor_point) {
#if defined(OS_CHROMEOS)
if (touch_exploration_manager_)
touch_exploration_manager_->SetTouchAccessibilityAnchorPoint(anchor_point);
#endif // defined(OS_CHROMEOS)
}
////////////////////////////////////////////////////////////////////////////////
// RootWindowController, private:
RootWindowController::RootWindowController(AshWindowTreeHost* ash_host)
: ash_host_(ash_host),
wm_shelf_aura_(new WmShelfAura),
docked_layout_manager_(NULL),
panel_layout_manager_(NULL),
touch_hud_debug_(NULL),
touch_hud_projection_(NULL) {
aura::Window* root_window = GetRootWindow();
GetRootWindowSettings(root_window)->controller = this;
// Has to happen after this is set as |controller| of RootWindowSettings.
wm_root_window_controller_ = WmRootWindowControllerAura::Get(root_window);
stacking_controller_.reset(new StackingController);
aura::client::SetWindowTreeClient(root_window, stacking_controller_.get());
capture_client_.reset(new ::wm::ScopedCaptureClient(root_window));
}
void RootWindowController::Init(RootWindowType root_window_type,
bool first_run_after_boot) {
aura::Window* root_window = GetRootWindow();
Shell* shell = Shell::GetInstance();
shell->InitRootWindow(root_window);
wm_root_window_controller_->CreateContainers();
CreateSystemWallpaper(first_run_after_boot);
InitLayoutManagers();
InitTouchHuds();
if (Shell::GetPrimaryRootWindowController()
->GetSystemModalLayoutManager(nullptr)
->has_window_dimmer()) {
GetSystemModalLayoutManager(nullptr)->CreateModalBackground();
}
WmShell::Get()->AddShellObserver(this);
wm_root_window_controller_->root_window_layout_manager()->OnWindowResized();
if (root_window_type == PRIMARY) {
shell->InitKeyboard();
} else {
ash_host_->AsWindowTreeHost()->Show();
// Create a shelf if a user is already logged in.
if (WmShell::Get()->GetSessionStateDelegate()->NumberOfLoggedInUsers())
CreateShelf();
// Notify shell observers about new root window.
shell->OnRootWindowAdded(WmWindowAura::Get(root_window));
}
#if defined(OS_CHROMEOS)
if (!base::CommandLine::ForCurrentProcess()->HasSwitch(
switches::kAshDisableTouchExplorationMode)) {
touch_exploration_manager_.reset(new AshTouchExplorationManager(this));
}
#endif
}
void RootWindowController::InitLayoutManagers() {
wm_root_window_controller_->CreateLayoutManagers();
aura::Window* root_window = GetRootWindow();
aura::Window* modal_container =
root_window->GetChildById(kShellWindowId_SystemModalContainer);
DCHECK(modal_container);
modal_container->SetLayoutManager(
new SystemModalContainerLayoutManager(modal_container));
aura::Window* lock_container =
root_window->GetChildById(kShellWindowId_LockScreenContainer);
DCHECK(lock_container);
lock_container->SetLayoutManager(new LockLayoutManager(lock_container));
aura::Window* lock_modal_container =
root_window->GetChildById(kShellWindowId_LockSystemModalContainer);
DCHECK(lock_modal_container);
lock_modal_container->SetLayoutManager(
new SystemModalContainerLayoutManager(lock_modal_container));
WmWindow* always_on_top_container =
WmWindowAura::Get(GetContainer(kShellWindowId_AlwaysOnTopContainer));
always_on_top_controller_.reset(
new AlwaysOnTopController(always_on_top_container));
// Create the shelf and status area widgets.
DCHECK(!wm_shelf_aura_->shelf_widget());
aura::Window* shelf_container = GetContainer(kShellWindowId_ShelfContainer);
aura::Window* status_container = GetContainer(kShellWindowId_StatusContainer);
WmWindow* wm_shelf_container = WmWindowAura::Get(shelf_container);
WmWindow* wm_status_container = WmWindowAura::Get(status_container);
wm_shelf_aura_->CreateShelfWidget(WmWindowAura::Get(root_window));
// Make it easier to resize windows that partially overlap the shelf. Must
// occur after the ShelfLayoutManager is constructed by ShelfWidget.
shelf_container->SetEventTargeter(base::MakeUnique<ShelfWindowTargeter>(
wm_shelf_container, wm_shelf_aura_.get()));
status_container->SetEventTargeter(base::MakeUnique<ShelfWindowTargeter>(
wm_status_container, wm_shelf_aura_.get()));
if (!WmShell::Get()
->GetSessionStateDelegate()
->IsActiveUserSessionStarted()) {
// This window exists only to be a event target on login screen.
// It does not have to handle events, nor be visible.
mouse_event_target_.reset(new aura::Window(new EmptyWindowDelegate));
mouse_event_target_->Init(ui::LAYER_NOT_DRAWN);
aura::Window* lock_wallpaper_container =
GetContainer(kShellWindowId_LockScreenWallpaperContainer);
lock_wallpaper_container->AddChild(mouse_event_target_.get());
mouse_event_target_->Show();
}
// Create Docked windows layout manager
WmWindow* docked_container =
WmWindowAura::Get(GetContainer(kShellWindowId_DockedContainer));
docked_layout_manager_ = new DockedWindowLayoutManager(docked_container);
docked_container->SetLayoutManager(base::WrapUnique(docked_layout_manager_));
// Installs SnapLayoutManager to containers who set the
// |kSnapsChildrenToPhysicalPixelBoundary| property.
wm::InstallSnapLayoutManagerToContainers(root_window);
// Create Panel layout manager
aura::Window* panel_container = GetContainer(kShellWindowId_PanelContainer);
WmWindow* wm_panel_container = WmWindowAura::Get(panel_container);
panel_layout_manager_ = new PanelLayoutManager(wm_panel_container);
wm_panel_container->SetLayoutManager(base::WrapUnique(panel_layout_manager_));
panel_container_handler_.reset(new PanelWindowEventHandler);
panel_container->AddPreTargetHandler(panel_container_handler_.get());
// Install an AttachedPanelWindowTargeter on the panel container to make it
// easier to correctly target shelf buttons with touch.
gfx::Insets mouse_extend(-kResizeOutsideBoundsSize, -kResizeOutsideBoundsSize,
-kResizeOutsideBoundsSize,
-kResizeOutsideBoundsSize);
gfx::Insets touch_extend =
mouse_extend.Scale(kResizeOutsideBoundsScaleForTouch);
panel_container->SetEventTargeter(
std::unique_ptr<ui::EventTargeter>(new AttachedPanelWindowTargeter(
panel_container, mouse_extend, touch_extend, panel_layout_manager_)));
}
void RootWindowController::InitTouchHuds() {
base::CommandLine* command_line = base::CommandLine::ForCurrentProcess();
if (command_line->HasSwitch(switches::kAshTouchHud))
set_touch_hud_debug(new TouchHudDebug(GetRootWindow()));
if (Shell::GetInstance()->is_touch_hud_projection_enabled())
EnableTouchHudProjection();
}
void RootWindowController::CreateSystemWallpaper(bool is_first_run_after_boot) {
SkColor color = SK_ColorBLACK;
#if defined(OS_CHROMEOS)
if (is_first_run_after_boot)
color = kChromeOsBootColor;
#endif
system_wallpaper_.reset(
new SystemWallpaperController(GetRootWindow(), color));
#if defined(OS_CHROMEOS)
// Make a copy of the system's boot splash screen so we can composite it
// onscreen until the wallpaper is ready.
if (is_first_run_after_boot &&
(base::CommandLine::ForCurrentProcess()->HasSwitch(
switches::kAshCopyHostBackgroundAtBoot) ||
base::CommandLine::ForCurrentProcess()->HasSwitch(
switches::kAshAnimateFromBootSplashScreen)))
boot_splash_screen_.reset(new BootSplashScreen(GetHost()));
#endif
}
void RootWindowController::EnableTouchHudProjection() {
if (touch_hud_projection_)
return;
set_touch_hud_projection(new TouchHudProjection(GetRootWindow()));
}
void RootWindowController::DisableTouchHudProjection() {
if (!touch_hud_projection_)
return;
touch_hud_projection_->Remove();
}
void RootWindowController::OnMenuClosed() {
menu_runner_.reset();
menu_model_adapter_.reset();
menu_model_.reset();
Shell::GetInstance()->UpdateShelfVisibility();
}
void RootWindowController::OnLoginStateChanged(LoginStatus status) {
wm_shelf_aura_->UpdateVisibilityState();
}
void RootWindowController::OnTouchHudProjectionToggled(bool enabled) {
if (enabled)
EnableTouchHudProjection();
else
DisableTouchHudProjection();
}
RootWindowController* GetRootWindowController(const aura::Window* root_window) {
if (!root_window)
return nullptr;
if (Shell::GetInstance()->in_mus()) {
// On mus, like desktop aura, each top-level widget has its own root window,
// so |root_window| is not necessarily the display's root. For now, just
// the use the primary display root.
// TODO(jamescook): Multi-display support. This depends on how mus windows
// will be owned by displays.
aura::Window* primary_root_window = Shell::GetInstance()
->window_tree_host_manager()
->GetPrimaryRootWindow();
return GetRootWindowSettings(primary_root_window)->controller;
}
return GetRootWindowSettings(root_window)->controller;
}
} // namespace ash