kepka/Telegram/SourceFiles/dialogs/dialogs_indexed_list.h

133 lines
3.6 KiB
C++

//
// This file is part of Kepka,
// an unofficial desktop version of Telegram messaging app,
// see https://github.com/procxx/kepka
//
// Kepka is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// It is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// In addition, as a special exception, the copyright holders give permission
// to link the code of portions of this program with the OpenSSL library.
//
// Full license: https://github.com/procxx/kepka/blob/master/LICENSE
// Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
// Copyright (c) 2017- Kepka Contributors, https://github.com/procxx
//
#pragma once
#include "dialogs/dialogs_common.h"
#include "dialogs/dialogs_list.h"
#include "structs.h"
class History;
namespace Dialogs {
class IndexedList {
public:
IndexedList(SortMode sortMode);
RowsByLetter addToEnd(History *history);
Row *addByName(History *history);
void adjustByPos(const RowsByLetter &links);
void moveToTop(PeerData *peer);
// row must belong to this indexed list all().
void movePinned(Row *row, int deltaSign);
// For sortMode != SortMode::Date
void peerNameChanged(PeerData *peer, const PeerData::Names &oldNames, const PeerData::NameFirstChars &oldChars);
// For sortMode == SortMode::Date
void peerNameChanged(Mode list, PeerData *peer, const PeerData::Names &oldNames,
const PeerData::NameFirstChars &oldChars);
void del(const PeerData *peer, Row *replacedBy = nullptr);
void clear();
const List &all() const {
return _list;
}
const List *filtered(QChar ch) const {
static StaticNeverFreedPointer<List> empty(new List(SortMode::Add));
return _index.value(ch, empty.data());
}
~IndexedList();
// Part of List interface is duplicated here for all() list.
int size() const {
return all().size();
}
bool isEmpty() const {
return all().isEmpty();
}
bool contains(PeerId peerId) const {
return all().contains(peerId);
}
Row *getRow(PeerId peerId) const {
return all().getRow(peerId);
}
Row *rowAtY(qint32 y, qint32 h) const {
return all().rowAtY(y, h);
}
using iterator = List::iterator;
using const_iterator = List::const_iterator;
const_iterator cbegin() const {
return all().cbegin();
}
const_iterator cend() const {
return all().cend();
}
const_iterator begin() const {
return all().cbegin();
}
const_iterator end() const {
return all().cend();
}
iterator begin() {
return all().begin();
}
iterator end() {
return all().end();
}
const_iterator cfind(Row *value) const {
return all().cfind(value);
}
const_iterator find(Row *value) const {
return all().cfind(value);
}
iterator find(Row *value) {
return all().find(value);
}
const_iterator cfind(int y, int h) const {
return all().cfind(y, h);
}
const_iterator find(int y, int h) const {
return all().cfind(y, h);
}
iterator find(int y, int h) {
return all().find(y, h);
}
private:
void adjustByName(PeerData *peer, const PeerData::Names &oldNames, const PeerData::NameFirstChars &oldChars);
void adjustNames(Mode list, PeerData *peer, const PeerData::Names &oldNames,
const PeerData::NameFirstChars &oldChars);
SortMode _sortMode;
List _list;
using Index = QMap<QChar, List *>;
Index _index;
};
} // namespace Dialogs