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// Copyright 2018 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/webauthn/hover_list_view.h"
#include <algorithm>
#include <memory>
#include <string>
#include <utility>
#include "base/check.h"
#include "base/functional/bind.h"
#include "base/memory/raw_ptr.h"
#include "chrome/browser/ui/views/webauthn/webauthn_hover_button.h"
#include "chrome/browser/ui/webauthn/hover_list_model.h"
#include "components/vector_icons/vector_icons.h"
#include "ui/base/metadata/metadata_impl_macros.h"
#include "ui/base/models/image_model.h"
#include "ui/color/color_id.h"
#include "ui/gfx/geometry/insets.h"
#include "ui/views/border.h"
#include "ui/views/controls/button/button.h"
#include "ui/views/controls/scroll_view.h"
#include "ui/views/controls/separator.h"
#include "ui/views/layout/box_layout.h"
#include "ui/views/layout/fill_layout.h"
namespace {
std::unique_ptr<WebAuthnHoverButton> CreateHoverButtonForListItem(
const ui::ImageModel& icon,
std::u16string item_title,
std::u16string item_description,
bool enabled,
views::Button::PressedCallback callback) {
constexpr int kChevronSize = 20;
auto secondary_view =
std::make_unique<views::ImageView>(ui::ImageModel::FromVectorIcon(
vector_icons::kSubmenuArrowChromeRefreshIcon,
enabled ? ui::kColorIcon : ui::kColorIconDisabled, kChevronSize));
const int kIconSize = 24;
auto item_image = std::make_unique<views::ImageView>(icon);
item_image->SetImageSize(gfx::Size(kIconSize, kIconSize));
return std::make_unique<WebAuthnHoverButton>(
std::move(callback), std::move(item_image), item_title, item_description,
std::move(secondary_view), enabled);
}
} // namespace
// HoverListView ---------------------------------------------------------
HoverListView::HoverListView(std::unique_ptr<HoverListModel> model)
: model_(std::move(model)) {
DCHECK(model_);
SetLayoutManager(std::make_unique<views::FillLayout>());
auto item_container = std::make_unique<views::View>();
item_container->SetLayoutManager(std::make_unique<views::BoxLayout>(
views::BoxLayout::Orientation::kVertical, gfx::Insets(),
0 /* betweeen_child_spacing */));
item_container_ = item_container.get();
item_container_->AddChildView(std::make_unique<views::Separator>());
for (const auto item_tag : model_->GetButtonTags()) {
AppendListItemView(model_->GetItemIcon(item_tag),
model_->GetItemText(item_tag),
model_->GetDescriptionText(item_tag),
model_->IsButtonEnabled(item_tag), item_tag);
}
scroll_view_ = AddChildView(std::make_unique<views::ScrollView>());
scroll_view_->SetContents(std::move(item_container));
scroll_view_->ClipHeightTo(GetPreferredViewHeight(),
GetPreferredViewHeight());
}
HoverListView::~HoverListView() = default;
void HoverListView::AppendListItemView(const ui::ImageModel& icon,
std::u16string item_text,
std::u16string description_text,
bool enabled,
int item_tag) {
auto hover_button = CreateHoverButtonForListItem(
icon, item_text, description_text, enabled,
base::BindRepeating(&HoverListModel::OnListItemSelected,
base::Unretained(model_.get()), item_tag));
auto* list_item_view_ptr = hover_button.release();
item_container_->AddChildViewRaw(list_item_view_ptr);
auto* separator =
item_container_->AddChildView(std::make_unique<views::Separator>());
tags_to_list_item_views_.emplace(
item_tag, ListItemViews{list_item_view_ptr, separator});
}
views::Button& HoverListView::GetTopListItemView() const {
DCHECK(!tags_to_list_item_views_.empty());
return *tags_to_list_item_views_.begin()->second.item_view;
}
void HoverListView::RequestFocus() {
if (tags_to_list_item_views_.empty()) {
return;
}
GetTopListItemView().RequestFocus();
}
int HoverListView::GetPreferredViewHeight() const {
constexpr int kMaxViewHeight = 300;
// |item_container_| has one separator at the top and list items which
// contain one separator and one hover button.
const auto separator_height = views::Separator().GetPreferredSize().height();
int size = separator_height;
for (const auto& iter : tags_to_list_item_views_) {
size +=
iter.second.item_view->GetPreferredSize().height() + separator_height;
}
int reserved_items =
model_->GetPreferredItemCount() - tags_to_list_item_views_.size();
if (reserved_items > 0) {
auto dummy_hover_button = CreateHoverButtonForListItem(
ui::ImageModel(), std::u16string(), std::u16string(),
/*enabled=*/true, views::Button::PressedCallback());
const auto list_item_height =
separator_height + dummy_hover_button->GetPreferredSize().height();
size += list_item_height * reserved_items;
}
return std::min(kMaxViewHeight, size);
}
BEGIN_METADATA(HoverListView)
ADD_READONLY_PROPERTY_METADATA(int, PreferredViewHeight)
END_METADATA
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