tdesktop/Telegram/SourceFiles/chat_helpers/message_field.h

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/*
This file is part of Telegram Desktop,
the official desktop version of Telegram messaging app, see https://telegram.org
Telegram Desktop 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/telegramdesktop/tdesktop/blob/master/LICENSE
Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
*/
#pragma once
#include "ui/widgets/input_fields.h"
class HistoryWidget;
namespace Window {
class Controller;
} // namespace Window
QString ConvertTagToMimeTag(const QString &tagId);
EntitiesInText ConvertTextTagsToEntities(const TextWithTags::Tags &tags);
TextWithTags::Tags ConvertEntitiesToTextTags(const EntitiesInText &entities);
std::unique_ptr<QMimeData> MimeDataFromTextWithEntities(const TextWithEntities &forClipboard);
class MessageField final : public Ui::FlatTextarea {
Q_OBJECT
public:
MessageField(QWidget *parent, not_null<Window::Controller*> controller, const style::FlatTextarea &st, base::lambda<QString()> placeholderFactory = base::lambda<QString()>(), const QString &val = QString());
bool hasSendText() const;
void setInsertFromMimeDataHook(base::lambda<bool(const QMimeData *data)> hook) {
_insertFromMimeDataHook = std::move(hook);
}
public slots:
void onEmojiInsert(EmojiPtr emoji);
signals:
void focused();
protected:
void focusInEvent(QFocusEvent *e) override;
void dropEvent(QDropEvent *e) override;
bool canInsertFromMimeData(const QMimeData *source) const override;
void insertFromMimeData(const QMimeData *source) override;
private:
not_null<Window::Controller*> _controller;
base::lambda<bool(const QMimeData *data)> _insertFromMimeDataHook;
};