tdesktop/Telegram/SourceFiles/chat_helpers/field_characters_count_mana...

27 lines
608 B
C++

/*
This file is part of Telegram Desktop,
the official desktop application for the Telegram messaging service.
For license and copyright information please follow this link:
https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
*/
#pragma once
class FieldCharsCountManager final {
public:
FieldCharsCountManager();
void setCount(int count);
[[nodiscard]] int count() const;
[[nodiscard]] bool isLimitExceeded() const;
[[nodiscard]] rpl::producer<> limitExceeds() const;
private:
int _current = 0;
int _previous = 0;
bool _isLimitExceeded = false;
rpl::event_stream<> _limitExceeds;
};