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// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef ASH_QUICK_INSERT_VIEWS_QUICK_INSERT_SEARCH_RESULTS_VIEW_H_
#define ASH_QUICK_INSERT_VIEWS_QUICK_INSERT_SEARCH_RESULTS_VIEW_H_
#include "ash/ash_export.h"
#include "ash/quick_insert/model/quick_insert_search_results_section.h"
#include "ash/quick_insert/quick_insert_search_result.h"
#include "ash/quick_insert/views/quick_insert_page_view.h"
#include "ash/quick_insert/views/quick_insert_submenu_controller.h"
#include "base/containers/span.h"
#include "base/functional/callback_forward.h"
#include "base/memory/raw_ptr.h"
#include "base/time/time.h"
#include "ui/base/metadata/metadata_header_macros.h"
#include "ui/base/models/image_model.h"
namespace views {
class ImageView;
class Label;
class Throbber;
class View;
} // namespace views
namespace ash {
class QuickInsertAssetFetcher;
class QuickInsertSearchResultsViewDelegate;
class QuickInsertSectionListView;
class QuickInsertSectionView;
class QuickInsertPreviewBubbleController;
class QuickInsertSkeletonLoaderView;
class ASH_EXPORT QuickInsertSearchResultsView : public QuickInsertPageView {
METADATA_HEADER(QuickInsertSearchResultsView, QuickInsertPageView)
public:
// Describes the way local file results are visually presented.
enum class LocalFileResultStyle {
// Shown as list items with the name of the file as the label.
kList,
// Shown as a grid of thumbnail previews.
kGrid,
};
// `delegate`, `asset_fetcher`, `submenu_controller`, `preview_controller`
// must remain valid for the lifetime of this class.
explicit QuickInsertSearchResultsView(
QuickInsertSearchResultsViewDelegate* delegate,
int quick_insert_view_width,
QuickInsertAssetFetcher* asset_fetcher,
QuickInsertSubmenuController* submenu_controller,
QuickInsertPreviewBubbleController* preview_controller);
QuickInsertSearchResultsView(const QuickInsertSearchResultsView&) = delete;
QuickInsertSearchResultsView& operator=(const QuickInsertSearchResultsView&) =
delete;
~QuickInsertSearchResultsView() override;
// The skeleton loader should not be used for short loading times.
// Wait for a delay before showing the animation.
static constexpr base::TimeDelta kLoadingAnimationDelay =
base::Milliseconds(400);
void SetLocalFileResultStyle(LocalFileResultStyle style);
// QuickInsertPageView:
views::View* GetTopItem() override;
views::View* GetBottomItem() override;
views::View* GetItemAbove(views::View* item) override;
views::View* GetItemBelow(views::View* item) override;
views::View* GetItemLeftOf(views::View* item) override;
views::View* GetItemRightOf(views::View* item) override;
bool ContainsItem(views::View* item) override;
// Clears the search results.
void ClearSearchResults();
// Append `section` to the current set of search results.
// TODO: b/325840864 - Merge with existing sections if needed.
void AppendSearchResults(QuickInsertSearchResultsSection section);
// Marks that no more search results will be appended until a
// `ClearSearchResults()` call.
// Returns whether the "no more results" screen was shown.
// `illustration` is shown in the center, with `description` shown below it.
// If `illustration` is empty, then only the description is shown.
bool SearchStopped(ui::ImageModel illustration, std::u16string description);
void ShowLoadingAnimation();
// Returns the index of `inserted_result` in the search result list.
int GetIndex(const QuickInsertSearchResult& inserted_result);
// Sets the number of emoji results for accessibility.
void SetNumEmojiResultsForA11y(size_t num_emoji_results);
QuickInsertSectionListView* section_list_view_for_testing() {
return section_list_view_;
}
base::span<const raw_ptr<QuickInsertSectionView>> section_views_for_testing()
const {
return section_views_;
}
views::View* no_results_view_for_testing() { return no_results_view_; }
views::ImageView& no_results_illustration_for_testing() {
return *no_results_illustration_;
}
views::Label& no_results_label_for_testing() { return *no_results_label_; }
views::View& throbber_container_for_testing() { return *throbber_container_; }
QuickInsertSkeletonLoaderView& skeleton_loader_view_for_testing() {
return *skeleton_loader_view_;
}
private:
// Runs `select_search_result_callback_` on `result`. Note that only one
// result can be selected (and subsequently calling this method will do
// nothing).
void SelectSearchResult(const QuickInsertSearchResult& result);
// Adds a result item view to `section_view` based on what type `result` is.
void AddResultToSection(const QuickInsertSearchResult& result,
QuickInsertSectionView* section_view);
void OnTrailingLinkClicked(QuickInsertSectionType section_type,
const ui::Event& event);
void StartThrobber();
void StopThrobber();
void StopLoadingAnimation();
void UpdateAccessibleName();
raw_ptr<QuickInsertSearchResultsViewDelegate> delegate_;
// The section list view, contains the section views.
raw_ptr<QuickInsertSectionListView> section_list_view_ = nullptr;
// Used to track the views for each section of results.
std::vector<raw_ptr<QuickInsertSectionView>> section_views_;
// Used to calculate the index of the inserted result.
std::vector<QuickInsertSearchResult> top_results_;
// A view for when there are no results.
raw_ptr<views::View> no_results_view_ = nullptr;
raw_ptr<views::ImageView> no_results_illustration_ = nullptr;
raw_ptr<views::Label> no_results_label_ = nullptr;
// The throbber is shown when results are pending and the skeleton loader is
// not already being shown.
raw_ptr<views::View> throbber_container_ = nullptr;
raw_ptr<views::Throbber> throbber_ = nullptr;
// The skeleton loader can be shown when results are pending.
raw_ptr<QuickInsertSkeletonLoaderView> skeleton_loader_view_ = nullptr;
raw_ptr<QuickInsertPreviewBubbleController> preview_controller_;
// Number of emoji search results displayed by the emoji bar. Used for
// accessibility announcements.
int num_emoji_results_displayed_ = 0;
LocalFileResultStyle local_file_result_style_ = LocalFileResultStyle::kList;
};
} // namespace ash
#endif // ASH_QUICK_INSERT_VIEWS_QUICK_INSERT_SEARCH_RESULTS_VIEW_H_
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