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64 lines
1.5 KiB
64 lines
1.5 KiB
/*
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* Copyright 2023 jacqueline <me@jacqueline.id.au>
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*
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* SPDX-License-Identifier: GPL-3.0-only
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*/
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#pragma once
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#include <deque>
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#include <memory>
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#include <string>
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#include <vector>
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#include "lvgl.h"
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#include "database.hpp"
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#include "screen.hpp"
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namespace ui {
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namespace screens {
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class TrackBrowser : public Screen {
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public:
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TrackBrowser(
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std::weak_ptr<database::Database> db,
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const std::string& title,
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std::future<database::Result<database::IndexRecord>*>&& initial_page);
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~TrackBrowser() {}
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auto Tick() -> void override;
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auto OnItemSelected(lv_event_t* ev) -> void;
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auto OnItemClicked(lv_event_t* ev) -> void;
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private:
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enum Position {
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START = 0,
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END = 1,
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};
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auto AddLoadingIndictor(Position pos) -> void;
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auto AddResults(Position pos, database::Result<database::IndexRecord>*)
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-> void;
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auto DropPage(Position pos) -> void;
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auto FetchNewPage(Position pos) -> void;
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auto GetNumRecords() -> std::size_t;
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auto GetItemIndex(lv_obj_t* obj) -> std::optional<std::size_t>;
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auto GetRecordByIndex(std::size_t index)
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-> std::optional<database::IndexRecord>;
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std::weak_ptr<database::Database> db_;
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lv_obj_t* list_;
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lv_obj_t* loading_indicator_;
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std::optional<Position> loading_pos_;
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std::optional<std::future<database::Result<database::IndexRecord>*>>
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loading_page_;
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std::deque<std::unique_ptr<database::Result<database::IndexRecord>>>
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current_pages_;
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};
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} // namespace screens
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} // namespace ui
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