90 lines
2.6 KiB
C++
90 lines
2.6 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop application for the Telegram messaging service.
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For license and copyright information please follow this link:
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https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
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*/
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#pragma once
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#include "dialogs/dialogs_row.h"
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class PeerData;
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namespace Dialogs {
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enum class SortMode;
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class List final {
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public:
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List(SortMode sortMode, FilterId filterId = 0);
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List(const List &other) = delete;
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List &operator=(const List &other) = delete;
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List(List &&other) = default;
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List &operator=(List &&other) = default;
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~List() = default;
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void clear() {
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_rows.clear();
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_rowByKey.clear();
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}
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[[nodiscard]] int size() const {
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return _rows.size();
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}
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[[nodiscard]] bool empty() const {
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return _rows.empty();
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}
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[[nodiscard]] int height() const {
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return _rows.empty()
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? 0
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: (_rows.back()->top() + _rows.back()->height());
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}
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[[nodiscard]] bool contains(Key key) const {
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return _rowByKey.find(key) != _rowByKey.end();
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}
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[[nodiscard]] Row *getRow(Key key) const {
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const auto i = _rowByKey.find(key);
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return (i != _rowByKey.end()) ? i->second.get() : nullptr;
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}
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[[nodiscard]] Row *rowAtY(int y) const;
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not_null<Row*> addToEnd(Key key);
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Row *adjustByName(Key key);
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not_null<Row*> addByName(Key key);
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bool moveToTop(Key key);
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void adjustByDate(not_null<Row*> row);
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bool updateHeight(Key key, float64 narrowRatio);
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bool updateHeights(float64 narrowRatio);
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bool remove(Key key, Row *replacedBy = nullptr);
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using const_iterator = std::vector<not_null<Row*>>::const_iterator;
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using iterator = const_iterator;
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[[nodiscard]] const_iterator cbegin() const { return _rows.cbegin(); }
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[[nodiscard]] const_iterator cend() const { return _rows.cend(); }
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[[nodiscard]] const_iterator begin() const { return cbegin(); }
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[[nodiscard]] const_iterator end() const { return cend(); }
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[[nodiscard]] iterator begin() { return cbegin(); }
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[[nodiscard]] iterator end() { return cend(); }
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[[nodiscard]] const_iterator cfind(Row *value) const;
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[[nodiscard]] const_iterator find(Row *value) const {
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return cfind(value);
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}
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[[nodiscard]] iterator find(Row *value) { return cfind(value); }
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[[nodiscard]] iterator findByY(int y) const;
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private:
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void adjustByName(not_null<Row*> row);
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void rotate(
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std::vector<not_null<Row*>>::iterator first,
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std::vector<not_null<Row*>>::iterator middle,
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std::vector<not_null<Row*>>::iterator last);
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SortMode _sortMode = SortMode();
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FilterId _filterId = 0;
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float64 _narrowRatio = 0.;
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std::vector<not_null<Row*>> _rows;
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std::map<Key, std::unique_ptr<Row>> _rowByKey;
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};
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} // namespace Dialogs
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