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// Copyright 2024 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/facegaze_bubble_view.h"
#include <memory>
#include <string_view>
#include "ash/ash_element_identifiers.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 "ui/accessibility/ax_enums.mojom.h"
#include "ui/base/l10n/l10n_util.h"
#include "ui/base/metadata/metadata_impl_macros.h"
#include "ui/base/mojom/dialog_button.mojom.h"
#include "ui/base/resource/resource_bundle.h"
#include "ui/color/color_id.h"
#include "ui/color/color_provider.h"
#include "ui/events/event.h"
#include "ui/views/accessibility/view_accessibility.h"
#include "ui/views/background.h"
#include "ui/views/bubble/bubble_frame_view.h"
#include "ui/views/controls/button/image_button.h"
#include "ui/views/controls/image_view.h"
#include "ui/views/controls/label.h"
#include "ui/views/layout/box_layout.h"
#include "ui/views/view_class_properties.h"
namespace ash {
namespace {
constexpr ui::ColorId kBackgroundColorId =
cros_tokens::kCrosSysSystemBaseElevatedOpaque;
constexpr ui::ColorId kWarningBackgroundColor =
cros_tokens::kCrosSysWarningContainer;
constexpr ui::ColorId kWarningForegroundColor =
cros_tokens::kCrosSysOnWarningContainer;
constexpr int kIconSizeDip = 24;
constexpr int kLeftRightMarginDip = 20;
constexpr int kRoundedCornerRadius = 24.f;
constexpr int kSpaceBetweenIconAndTextDip = 16;
constexpr int kTopBottomMarginDip = 12;
const ui::ResourceBundle::FontStyle kKeyLabelFontStyle =
ui::ResourceBundle::MediumFont;
std::unique_ptr<views::Label> CreateLabelView(
raw_ptr<views::Label>* destination_view,
const std::u16string& text,
ui::ColorId enabled_color_id) {
ui::ResourceBundle* rb = &ui::ResourceBundle::GetSharedInstance();
return views::Builder<views::Label>()
.CopyAddressTo(destination_view)
.SetText(text)
.SetEnabledColor(enabled_color_id)
.SetHorizontalAlignment(gfx::HorizontalAlignment::ALIGN_CENTER)
.SetMultiLine(false)
.SetFontList(rb->GetFontList(kKeyLabelFontStyle))
.Build();
}
std::unique_ptr<views::ImageView> CreateImageView(
raw_ptr<views::ImageView>* destination_view,
const gfx::VectorIcon& icon) {
return views::Builder<views::ImageView>()
.CopyAddressTo(destination_view)
.SetImage(ui::ImageModel::FromVectorIcon(icon, kColorAshTextColorPrimary,
kIconSizeDip))
.Build();
}
} // namespace
FaceGazeBubbleView::FaceGazeBubbleView(
const base::RepeatingCallback<void()>& on_mouse_entered,
const base::RepeatingCallback<void(const ui::Event& event)>&
on_close_button_clicked) {
SetBackgroundColor(kBackgroundColorId);
set_parent_window(
Shell::GetContainer(Shell::GetPrimaryRootWindow(),
kShellWindowId_AccessibilityBubbleContainer));
// Create layout and specify other properties.
auto layout = std::make_unique<views::BoxLayout>(
views::BoxLayout::Orientation::kHorizontal);
layout->set_between_child_spacing(kSpaceBetweenIconAndTextDip);
SetLayoutManager(std::move(layout));
set_margins(gfx::Insets()
.set_top(kTopBottomMarginDip)
.set_bottom(kTopBottomMarginDip)
.set_left(kLeftRightMarginDip)
.set_right(kLeftRightMarginDip));
set_corner_radius(kRoundedCornerRadius);
set_highlight_button_when_shown(false);
SetCanActivate(false);
SetNotifyEnterExitOnChild(true);
GetViewAccessibility().SetRole(ax::mojom::Role::kGenericContainer);
SetButtons(static_cast<int>(ui::mojom::DialogButton::kNone));
SetProperty(views::kElementIdentifierKey, kFaceGazeBubbleElementId);
// Add main content and close button to this view.
main_content_view_ =
AddChildView(std::make_unique<FaceGazeBubbleMainContentView>(
std::move(on_mouse_entered)));
close_view_ = AddChildView(std::make_unique<FaceGazeBubbleCloseView>(
std::move(on_close_button_clicked)));
}
FaceGazeBubbleView::~FaceGazeBubbleView() = default;
void FaceGazeBubbleView::Update(const std::u16string& text, bool is_warning) {
main_content_view_->Update(text, is_warning);
UpdateColor(is_warning);
SizeToContents();
}
void FaceGazeBubbleView::UpdateColor(bool is_warning) {
SetBackgroundColor(is_warning ? kWarningBackgroundColor : kBackgroundColorId);
}
std::u16string_view FaceGazeBubbleView::GetTextForTesting() const {
return main_content_view_->label()->GetText();
}
BEGIN_METADATA(FaceGazeBubbleView)
END_METADATA
FaceGazeBubbleMainContentView::FaceGazeBubbleMainContentView(
const base::RepeatingCallback<void()>& on_mouse_entered)
: on_mouse_entered_(std::move(on_mouse_entered)) {
// Create layout and ensure we receive mouse events.
auto layout = std::make_unique<views::BoxLayout>(
views::BoxLayout::Orientation::kHorizontal);
layout->set_between_child_spacing(kSpaceBetweenIconAndTextDip);
SetLayoutManager(std::move(layout));
SetNotifyEnterExitOnChild(true);
GetViewAccessibility().SetRole(ax::mojom::Role::kGenericContainer);
// Add child views to the view structure.
AddChildView(CreateImageView(&image_, kFacegazeIcon));
AddChildView(
CreateLabelView(&label_, std::u16string(), kColorAshTextColorPrimary));
}
FaceGazeBubbleMainContentView::~FaceGazeBubbleMainContentView() = default;
void FaceGazeBubbleMainContentView::OnMouseEntered(
const ui::MouseEvent& event) {
on_mouse_entered_.Run();
}
void FaceGazeBubbleMainContentView::Update(const std::u16string& text,
bool is_warning) {
UpdateColor(is_warning);
label_->SetVisible(text != u"");
label_->SetText(text);
}
void FaceGazeBubbleMainContentView::UpdateColor(bool is_warning) {
ui::ColorId foreground_color =
is_warning ? kWarningForegroundColor : kColorAshTextColorPrimary;
image_->SetImage(ui::ImageModel::FromVectorIcon(
kFacegazeIcon, foreground_color, kIconSizeDip));
label_->SetEnabledColor(foreground_color);
}
BEGIN_METADATA(FaceGazeBubbleMainContentView)
END_METADATA
FaceGazeBubbleCloseView::FaceGazeBubbleCloseView(
const base::RepeatingCallback<void(const ui::Event& event)>&
on_close_button_clicked)
: on_close_button_clicked_(std::move(on_close_button_clicked)) {
// Create layout.
auto layout = std::make_unique<views::BoxLayout>(
views::BoxLayout::Orientation::kHorizontal);
SetLayoutManager(std::move(layout));
// Add close button to view structure.
AddChildView(CreateImageView(&close_button_, kMediumOrLargeCloseButtonIcon));
close_button_->SetTooltipText(
l10n_util::GetStringUTF16(IDS_ASH_FACEGAZE_CLOSE_BUTTON_TEXT));
}
FaceGazeBubbleCloseView::~FaceGazeBubbleCloseView() = default;
bool FaceGazeBubbleCloseView::OnMousePressed(const ui::MouseEvent& event) {
on_close_button_clicked_.Run(event);
return false;
}
BEGIN_METADATA(FaceGazeBubbleCloseView)
END_METADATA
} // namespace ash
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