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// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_ASH_APP_LIST_SEARCH_OMNIBOX_OMNIBOX_PROVIDER_H_
#define CHROME_BROWSER_ASH_APP_LIST_SEARCH_OMNIBOX_OMNIBOX_PROVIDER_H_
#include <algorithm>
#include <memory>
#include <optional>
#include "base/memory/raw_ptr.h"
#include "base/time/time.h"
#include "chrome/browser/ash/app_list/search/search_provider.h"
#include "chromeos/ash/components/string_matching/tokenized_string.h"
#include "components/omnibox/browser/autocomplete_controller.h"
#include "components/omnibox/browser/favicon_cache.h"
class AppListControllerDelegate;
class AutocompleteController;
class AutocompleteResult;
class Profile;
namespace app_list {
// OmniboxProvider wraps AutocompleteController to provide omnibox results.
class OmniboxProvider : public SearchProvider,
public AutocompleteController::Observer {
public:
// `provider_types` is a bitmap containing AutocompleteProvider::Type values
explicit OmniboxProvider(Profile* profile,
AppListControllerDelegate* list_controller,
int provider_types);
OmniboxProvider(const OmniboxProvider&) = delete;
OmniboxProvider& operator=(const OmniboxProvider&) = delete;
~OmniboxProvider() override;
// SearchProvider overrides:
void Start(const std::u16string& query) override;
void StopQuery() override;
ash::AppListSearchResultType ResultType() const override;
// Populates result list from AutocompleteResult.
void PopulateFromACResult(const AutocompleteResult& result);
// Change the controller_ for testing purpose.
void set_controller_for_test(
std::unique_ptr<AutocompleteController> controller) {
controller_ = std::move(controller);
}
private:
// AutocompleteController::Observer overrides:
void OnResultChanged(AutocompleteController* controller,
bool default_match_changed) override;
raw_ptr<Profile> profile_;
raw_ptr<AppListControllerDelegate> list_controller_;
std::u16string last_query_;
std::optional<ash::string_matching::TokenizedString> last_tokenized_query_;
base::TimeTicks query_start_time_;
AutocompleteInput input_;
// The omnibox AutocompleteController that collects/sorts/dup-
// eliminates the results as they come in.
std::unique_ptr<AutocompleteController> controller_;
// The AutocompleteController can sometimes update its results more than once
// after reporting it is done. This flag is set to ensure we only update the
// UI once.
bool query_finished_ = false;
FaviconCache favicon_cache_;
};
} // namespace app_list
#endif // CHROME_BROWSER_ASH_APP_LIST_SEARCH_OMNIBOX_OMNIBOX_PROVIDER_H_
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