tdesktop/Telegram/SourceFiles/info/media/info_media_widget.h

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/*
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
#include <rpl/producer.h>
#include "info/info_content_widget.h"
#include "storage/storage_shared_media.h"
#include "data/data_search_controller.h"
namespace Info {
namespace Media {
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using Type = Storage::SharedMediaType;
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std::optional<int> TypeToTabIndex(Type type);
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Type TabIndexToType(int index);
class InnerWidget;
class Memento final : public ContentMemento {
public:
Memento(not_null<Controller*> controller);
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Memento(not_null<PeerData*> peer, PeerId migratedPeerId, Type type);
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using SearchState = Api::DelayedSearchController::SavedState;
object_ptr<ContentWidget> createWidget(
QWidget *parent,
not_null<Controller*> controller,
const QRect &geometry) override;
[[nodiscard]] Section section() const override;
[[nodiscard]] Type type() const {
return _type;
}
// Only for media, not for downloads.
void setAroundId(FullMsgId aroundId) {
_aroundId = aroundId;
}
[[nodiscard]] FullMsgId aroundId() const {
return _aroundId;
}
void setIdsLimit(int limit) {
_idsLimit = limit;
}
[[nodiscard]] int idsLimit() const {
return _idsLimit;
}
void setScrollTopItem(GlobalMsgId item) {
_scrollTopItem = item;
}
[[nodiscard]] GlobalMsgId scrollTopItem() const {
return _scrollTopItem;
}
void setScrollTopItemPosition(int64 position) {
_scrollTopItemPosition = position;
}
[[nodiscard]] int64 scrollTopItemPosition() const {
return _scrollTopItemPosition;
}
void setScrollTopShift(int shift) {
_scrollTopShift = shift;
}
[[nodiscard]] int scrollTopShift() const {
return _scrollTopShift;
}
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void setSearchState(SearchState &&state) {
_searchState = std::move(state);
}
[[nodiscard]] SearchState searchState() {
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return std::move(_searchState);
}
private:
Type _type = Type::Photo;
FullMsgId _aroundId;
int _idsLimit = 0;
int64 _scrollTopItemPosition = 0;
GlobalMsgId _scrollTopItem;
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int _scrollTopShift = 0;
SearchState _searchState;
};
class Widget final : public ContentWidget {
public:
Widget(
QWidget *parent,
not_null<Controller*> controller);
void setIsStackBottom(bool isStackBottom) override;
bool showInternal(
not_null<ContentMemento*> memento) override;
void setInternalState(
const QRect &geometry,
not_null<Memento*> memento);
rpl::producer<SelectedItems> selectedListValue() const override;
void selectionAction(SelectionAction action) override;
rpl::producer<QString> title() override;
private:
void saveState(not_null<Memento*> memento);
void restoreState(not_null<Memento*> memento);
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std::shared_ptr<ContentMemento> doCreateMemento() override;
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InnerWidget *_inner = nullptr;
};
} // namespace Media
} // namespace Info