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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ash/system/accessibility/floating_accessibility_detailed_controller.h"
#include "ash/bubble/bubble_constants.h"
#include "ash/public/cpp/shell_window_ids.h"
#include "ash/resources/vector_icons/vector_icons.h"
#include "ash/shell.h"
#include "ash/strings/grit/ash_strings.h"
#include "ash/style/ash_color_id.h"
#include "ash/system/accessibility/accessibility_detailed_view.h"
#include "ash/system/tray/tray_background_view.h"
#include "ash/system/tray/tray_constants.h"
#include "ash/wm/collision_detection/collision_detection_utils.h"
#include "ui/base/l10n/l10n_util.h"
#include "ui/base/metadata/metadata_header_macros.h"
#include "ui/base/metadata/metadata_impl_macros.h"
#include "ui/base/models/image_model.h"
#include "ui/compositor/layer.h"
#include "ui/compositor/scoped_layer_animation_settings.h"
#include "ui/gfx/paint_vector_icon.h"
#include "ui/views/controls/button/image_button.h"
#include "ui/wm/public/activation_client.h"
namespace ash {
namespace {
constexpr base::TimeDelta kAnimationDuration = base::Milliseconds(150);
constexpr int kDetailedViewHeightDip = 350;
} // namespace
class FloatingAccessibilityDetailedController::DetailedBubbleView
: public TrayBubbleView {
METADATA_HEADER(DetailedBubbleView, TrayBubbleView)
public:
explicit DetailedBubbleView(TrayBubbleView::InitParams init_params)
: TrayBubbleView(init_params) {}
void UpdateAnchorRect(gfx::Rect anchor_rect,
views::BubbleBorder::Arrow alignment) {
SetArrowWithoutResizing(alignment);
SetAnchorRect(anchor_rect);
}
};
FloatingAccessibilityDetailedController::
FloatingAccessibilityDetailedController(Delegate* delegate)
: DetailedViewDelegate(/*tray_controller*/ nullptr), delegate_(delegate) {
Shell::Get()->activation_client()->AddObserver(this);
}
FloatingAccessibilityDetailedController::
~FloatingAccessibilityDetailedController() {
Shell::Get()->activation_client()->RemoveObserver(this);
if (!bubble_widget_ || bubble_widget_->IsClosed())
return;
bubble_widget_->CloseNow();
}
void FloatingAccessibilityDetailedController::Show(
gfx::Rect anchor_rect,
views::BubbleBorder::Arrow alignment) {
if (bubble_view_)
return;
TrayBubbleView::InitParams init_params;
init_params.delegate = GetWeakPtr();
init_params.parent_window = Shell::GetContainer(
Shell::GetPrimaryRootWindow(), kShellWindowId_SettingBubbleContainer);
init_params.anchor_mode = TrayBubbleView::AnchorMode::kRect;
init_params.anchor_rect = anchor_rect;
init_params.insets = gfx::Insets::TLBR(
0, kBubbleMenuPadding, kBubbleMenuPadding, kBubbleMenuPadding);
init_params.close_on_deactivate = false;
init_params.translucent = true;
init_params.type = TrayBubbleView::TrayBubbleType::kAccessibilityBubble;
bubble_view_ = new DetailedBubbleView(init_params);
bubble_view_->SetArrowWithoutResizing(alignment);
detailed_view_ = bubble_view_->AddChildView(
std::make_unique<AccessibilityDetailedView>(this));
bubble_view_->SetPreferredSize(
gfx::Size(kTrayMenuWidth, kDetailedViewHeightDip));
bubble_view_->SetFocusBehavior(views::View::FocusBehavior::ALWAYS);
bubble_widget_ = views::BubbleDialogDelegateView::CreateBubble(bubble_view_);
bubble_view_->SetCanActivate(true);
TrayBackgroundView::InitializeBubbleAnimations(bubble_widget_);
bubble_view_->InitializeAndShowBubble();
// Focus on the bubble whenever it is shown.
bubble_view_->RequestFocus();
}
void FloatingAccessibilityDetailedController::UpdateAnchorRect(
gfx::Rect anchor_rect,
views::BubbleBorder::Arrow alignment) {
ui::ScopedLayerAnimationSettings settings(
bubble_widget_->GetLayer()->GetAnimator());
settings.SetPreemptionStrategy(
ui::LayerAnimator::IMMEDIATELY_ANIMATE_TO_NEW_TARGET);
settings.SetTransitionDuration(kAnimationDuration);
settings.SetTweenType(gfx::Tween::EASE_OUT);
bubble_view_->UpdateAnchorRect(anchor_rect, alignment);
}
void FloatingAccessibilityDetailedController::CloseBubble() {
if (delegate_->GetBubbleWidget())
delegate_->GetBubbleWidget()->Activate();
if (!bubble_widget_ || bubble_widget_->IsClosed())
return;
bubble_widget_->Close();
}
void FloatingAccessibilityDetailedController::TransitionToMainView(
bool restore_focus) {
CloseBubble();
}
std::u16string
FloatingAccessibilityDetailedController::GetAccessibleNameForBubble() {
return l10n_util::GetStringUTF16(
IDS_ASH_FLOATING_ACCESSIBILITY_DETAILED_MENU);
}
views::Button* FloatingAccessibilityDetailedController::CreateBackButton(
views::Button::PressedCallback callback) {
views::ImageButton* button = static_cast<views::ImageButton*>(
DetailedViewDelegate::CreateBackButton(std::move(callback)));
ui::ImageModel image = ui::ImageModel::FromVectorIcon(
kAutoclickCloseIcon, kColorAshIconColorPrimary);
button->SetImageModel(views::Button::STATE_NORMAL, image);
button->SetTooltipText(l10n_util::GetStringUTF16(
IDS_ASH_FLOATING_ACCESSIBILITY_DETAILED_MENU_CLOSE));
return button;
}
views::Button* FloatingAccessibilityDetailedController::CreateHelpButton(
views::Button::PressedCallback callback) {
auto* button = DetailedViewDelegate::CreateHelpButton(std::move(callback));
button->SetVisible(false);
return button;
}
void FloatingAccessibilityDetailedController::BubbleViewDestroyed() {
detailed_view_ = nullptr;
bubble_view_ = nullptr;
bubble_widget_ = nullptr;
delegate_->OnDetailedMenuClosed();
// Hammer time, |this| is destroyed in the previous call.
}
void FloatingAccessibilityDetailedController::HideBubble(
const TrayBubbleView* bubble_view) {}
void FloatingAccessibilityDetailedController::OnAccessibilityStatusChanged() {
if (detailed_view_)
detailed_view_->OnAccessibilityStatusChanged();
}
void FloatingAccessibilityDetailedController::OnWindowActivated(
ActivationReason reason,
aura::Window* gained_active,
aura::Window* lost_active) {
if (!gained_active || !bubble_widget_)
return;
views::Widget* gained_widget =
views::Widget::GetWidgetForNativeView(gained_active);
// Do not close the view if our bubble was activated.
// Also, do not close the view the floating menu was activated, since it
// controls our visibility.
if (gained_widget == bubble_widget_ ||
gained_widget == delegate_->GetBubbleWidget())
return;
bubble_widget_->CloseWithReason(views::Widget::ClosedReason::kLostFocus);
}
BEGIN_METADATA(FloatingAccessibilityDetailedController, DetailedBubbleView)
END_METADATA
} // namespace ash
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