93 lines
2.6 KiB
C++
93 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_entry.h"
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#include "dialogs/dialogs_list.h"
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class History;
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namespace Dialogs {
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class IndexedList {
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public:
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IndexedList(SortMode sortMode);
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RowsByLetter addToEnd(Key key);
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Row *addByName(Key key);
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void adjustByPos(const RowsByLetter &links);
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void moveToTop(Key key);
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// row must belong to this indexed list all().
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void movePinned(Row *row, int deltaSign);
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// For sortMode != SortMode::Date
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void peerNameChanged(
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not_null<PeerData*> peer,
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const base::flat_set<QChar> &oldChars);
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//For sortMode == SortMode::Date
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void peerNameChanged(
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Mode list,
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not_null<PeerData*> peer,
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const base::flat_set<QChar> &oldChars);
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void del(Key key, Row *replacedBy = nullptr);
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void clear();
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const List &all() const {
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return _list;
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}
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const List *filtered(QChar ch) const {
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if (auto it = _index.find(ch); it != _index.cend()) {
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return it->second.get();
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}
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return &_empty;
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}
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~IndexedList();
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// Part of List interface is duplicated here for all() list.
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int size() const { return all().size(); }
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bool isEmpty() const { return all().isEmpty(); }
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bool contains(Key key) const { return all().contains(key); }
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Row *getRow(Key key) const { return all().getRow(key); }
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Row *rowAtY(int32 y, int32 h) const { return all().rowAtY(y, h); }
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using iterator = List::iterator;
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using const_iterator = List::const_iterator;
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const_iterator cbegin() const { return all().cbegin(); }
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const_iterator cend() const { return all().cend(); }
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const_iterator begin() const { return all().cbegin(); }
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const_iterator end() const { return all().cend(); }
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iterator begin() { return all().begin(); }
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iterator end() { return all().end(); }
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const_iterator cfind(Row *value) const { return all().cfind(value); }
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const_iterator find(Row *value) const { return all().cfind(value); }
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iterator find(Row *value) { return all().find(value); }
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const_iterator cfind(int y, int h) const { return all().cfind(y, h); }
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const_iterator find(int y, int h) const { return all().cfind(y, h); }
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iterator find(int y, int h) { return all().find(y, h); }
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private:
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void adjustByName(
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Key key,
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const base::flat_set<QChar> &oldChars);
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void adjustNames(
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Mode list,
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not_null<History*> history,
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const base::flat_set<QChar> &oldChars);
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SortMode _sortMode;
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List _list, _empty;
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base::flat_map<QChar, std::unique_ptr<List>> _index;
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};
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} // namespace Dialogs
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