tdesktop/Telegram/SourceFiles/info/info_media_widget.h

92 lines
2.1 KiB
C++

/*
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 <rpl/producer.h>
#include "info/info_memento.h"
#include "storage/storage_shared_media.h"
namespace Info {
namespace Media {
class InnerWidget;
class Memento final : public ContentMemento {
public:
using Type = Storage::SharedMediaType;
Memento(PeerId peerId, Type type)
: _peerId(peerId)
, _type(type) {
}
object_ptr<ContentWidget> createWidget(
QWidget *parent,
Wrap wrap,
not_null<Window::Controller*> controller,
const QRect &geometry) override;
PeerId peerId() const {
return _peerId;
}
Type type() const {
return _type;
}
private:
PeerId _peerId = 0;
Type _type = Type::Photo;
};
class Widget final : public ContentWidget {
public:
using Type = Memento::Type;
Widget(
QWidget *parent,
Wrap wrap,
not_null<Window::Controller*> controller,
not_null<PeerData*> peer,
Type type);
Type type() const;
Section section() const override;
bool showInternal(
not_null<ContentMemento*> memento) override;
std::unique_ptr<ContentMemento> createMemento() override;
void setInternalState(
const QRect &geometry,
not_null<Memento*> memento);
private:
void saveState(not_null<Memento*> memento);
void restoreState(not_null<Memento*> memento);
InnerWidget *_inner = nullptr;
};
} // namespace Media
} // namespace Info