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Telegram/SourceFiles/info/polls/info_polls_results_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 "info/info_content_widget.h"
+#include "info/info_controller.h"
+
+struct PeerListState;
+
+namespace Info::Polls {
+
+class InnerWidget;
+
+class Memento final : public ContentMemento {
+public:
+	Memento(not_null<PollData*> poll, FullMsgId contextId);
+	~Memento();
+
+	object_ptr<ContentWidget> createWidget(
+		QWidget *parent,
+		not_null<Controller*> controller,
+		const QRect &geometry) override;
+
+	Section section() const override;
+
+	void setListStates(base::flat_map<
+		QByteArray,
+		std::unique_ptr<PeerListState>> states);
+	auto listStates()
+	-> base::flat_map<QByteArray, std::unique_ptr<PeerListState>>;
+
+private:
+	base::flat_map<
+		QByteArray,
+		std::unique_ptr<PeerListState>> _listStates;
+
+};
+
+class Widget final : public ContentWidget {
+public:
+	Widget(QWidget *parent, not_null<Controller*> controller);
+
+	[[nodiscard]] not_null<PollData*> poll() const;
+	[[nodiscard]] FullMsgId contextId() const;
+
+	bool showInternal(
+		not_null<ContentMemento*> memento) override;
+
+	void setInternalState(
+		const QRect &geometry,
+		not_null<Memento*> memento);
+
+	rpl::producer<QString> title() override;
+
+private:
+	void saveState(not_null<Memento*> memento);
+	void restoreState(not_null<Memento*> memento);
+
+	std::shared_ptr<ContentMemento> doCreateMemento() override;
+
+	not_null<InnerWidget*> _inner;
+
+};
+
+} // namespace Info::Polls