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// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/ui/views/lens/lens_region_search_instructions_view.h"
#include "base/functional/bind.h"
#include "chrome/app/vector_icons/vector_icons.h"
#include "chrome/browser/ui/color/chrome_color_id.h"
#include "chrome/browser/ui/views/chrome_layout_provider.h"
#include "chrome/browser/ui/views/chrome_typography.h"
#include "chrome/grit/generated_resources.h"
#include "components/lens/lens_features.h"
#include "components/strings/grit/components_strings.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/gfx/font_list.h"
#include "ui/gfx/paint_vector_icon.h"
#include "ui/views/bubble/bubble_dialog_delegate_view.h"
#include "ui/views/controls/button/image_button.h"
#include "ui/views/controls/button/image_button_factory.h"
#include "ui/views/controls/highlight_path_generator.h"
#include "ui/views/controls/image_view.h"
#include "ui/views/controls/label.h"
#include "ui/views/layout/flex_layout.h"
#include "ui/views/layout/flex_layout_types.h"
#include "ui/views/layout/layout_provider.h"
#include "ui/views/vector_icons.h"
namespace lens {
// Spec states a font size of 14px.
constexpr int kTextFontSize = 14;
constexpr int kCloseButtonExtraMargin = 4;
constexpr int kCloseButtonSize = 17;
constexpr int kCornerRadius = 18;
LensRegionSearchInstructionsView::LensRegionSearchInstructionsView(
views::View* anchor_view,
base::OnceClosure close_callback,
base::OnceClosure escape_callback)
: views::BubbleDialogDelegateView(
anchor_view,
views::BubbleBorder::Arrow::BOTTOM_CENTER,
views::BubbleBorder::Shadow::STANDARD_SHADOW) {
// The cancel close_callback is called when VKEY_ESCAPE is hit.
SetCancelCallback(std::move(escape_callback));
// Create a close button that is always white instead of conforming to
// native theme.
close_button_ = views::CreateVectorImageButton(std::move(close_callback));
close_button_->SetTooltipText(l10n_util::GetStringUTF16(IDS_ACCNAME_CLOSE));
}
LensRegionSearchInstructionsView::~LensRegionSearchInstructionsView() = default;
void LensRegionSearchInstructionsView::Init() {
SetLayoutManager(std::make_unique<views::FlexLayout>())
->SetOrientation(views::LayoutOrientation::kHorizontal)
.SetCollapseMargins(true);
ChromeLayoutProvider* const layout_provider = ChromeLayoutProvider::Get();
int left_margin = layout_provider->GetDistanceMetric(
views::DistanceMetric::DISTANCE_RELATED_CONTROL_HORIZONTAL);
set_margins(gfx::Insets::TLBR(
layout_provider->GetInsetsMetric(views::InsetsMetric::INSETS_LABEL_BUTTON)
.top(),
left_margin,
layout_provider->GetInsetsMetric(views::InsetsMetric::INSETS_LABEL_BUTTON)
.bottom(),
layout_provider->GetDistanceMetric(
views::DistanceMetric::DISTANCE_CLOSE_BUTTON_MARGIN) +
kCloseButtonExtraMargin));
SetButtons(static_cast<int>(ui::mojom::DialogButton::kNone));
set_close_on_deactivate(false);
set_corner_radius(kCornerRadius);
SetBackgroundColor(kColorFeatureLensPromoBubbleBackground);
// Add the leading drag selection icon.
auto selection_icon_view =
std::make_unique<views::ImageView>(ui::ImageModel::FromVectorIcon(
views::kDragGeneralSelectionIcon,
kColorFeatureLensPromoBubbleForeground,
layout_provider->GetDistanceMetric(
views::DISTANCE_BUBBLE_HEADER_VECTOR_ICON_SIZE)));
AddChildView(std::move(selection_icon_view));
gfx::Font default_font;
// We need to derive a font size delta between our desired font size and the
// platform font size. There is no option to specify a constant font size in
// the font list.
int font_size_delta = kTextFontSize - default_font.GetFontSize();
auto label = std::make_unique<views::Label>(
l10n_util::GetStringUTF16(IDS_LENS_REGION_SEARCH_BUBBLE_TEXT));
label->SetFontList(gfx::FontList().Derive(font_size_delta, gfx::Font::NORMAL,
gfx::Font::Weight::MEDIUM));
label->SetHorizontalAlignment(gfx::HorizontalAlignment::ALIGN_CENTER);
label->SetVerticalAlignment(gfx::VerticalAlignment::ALIGN_MIDDLE);
// Set label margins to vector icons in chips, including adjustments for the
// extra margin that the close button sets below.
label->SetProperty(
views::kMarginsKey,
gfx::Insets::TLBR(
0,
layout_provider->GetDistanceMetric(
views::DistanceMetric::DISTANCE_RELATED_LABEL_HORIZONTAL),
0,
layout_provider->GetDistanceMetric(
views::DistanceMetric::DISTANCE_RELATED_LABEL_HORIZONTAL) -
kCloseButtonExtraMargin));
label_ = AddChildView(std::move(label));
close_button_->SetImageHorizontalAlignment(views::ImageButton::ALIGN_CENTER);
close_button_->SetProperty(
views::kMarginsKey, gfx::Insets::TLBR(0, kCloseButtonExtraMargin, 0, 0));
// Make sure the hover background behind the button is a circle, rather than a
// rounded square.
views::InstallCircleHighlightPathGenerator(close_button_.get());
constructed_close_button_ = AddChildView(std::move(close_button_));
}
void LensRegionSearchInstructionsView::OnThemeChanged() {
BubbleDialogDelegateView::OnThemeChanged();
const auto* const color_provider = GetColorProvider();
auto foreground_color =
color_provider->GetColor(kColorFeatureLensPromoBubbleForeground);
auto background_color =
color_provider->GetColor(kColorFeatureLensPromoBubbleBackground);
label_->SetBackgroundColor(background_color);
label_->SetEnabledColor(foreground_color);
views::SetImageFromVectorIconWithColor(constructed_close_button_,
views::kIcCloseIcon, kCloseButtonSize,
foreground_color, foreground_color);
}
gfx::Rect LensRegionSearchInstructionsView::GetBubbleBounds() {
gfx::Rect bubble_rect = views::BubbleDialogDelegateView::GetBubbleBounds();
// Since we should be centered and positioned on top of the web view, adjust
// the bubble position to contain a top margin to the top container view.
bubble_rect.set_y(bubble_rect.y() + bubble_rect.height() +
ChromeLayoutProvider::Get()->GetDistanceMetric(
DISTANCE_RELATED_CONTROL_VERTICAL_SMALL));
return bubble_rect;
}
BEGIN_METADATA(LensRegionSearchInstructionsView)
END_METADATA
} // namespace lens
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