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Telegram/SourceFiles/window/window_adaptive.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
+
+namespace Window {
+
+class Adaptive {
+public:
+	enum class WindowLayout {
+		OneColumn,
+		Normal,
+		ThreeColumn,
+	};
+
+	enum class ChatLayout {
+		Normal,
+		Wide,
+	};
+
+	Adaptive();
+
+	void setWindowLayout(WindowLayout value);
+	void setChatLayout(ChatLayout value);
+
+	[[nodiscard]] rpl::producer<> value() const;
+	[[nodiscard]] rpl::producer<> changes() const;
+	[[nodiscard]] rpl::producer<bool> oneColumnValue() const;
+	[[nodiscard]] rpl::producer<ChatLayout> chatLayoutValue() const;
+
+	[[nodiscard]] bool isOneColumn() const;
+	[[nodiscard]] bool isNormal() const;
+	[[nodiscard]] bool isThreeColumn() const;
+
+	[[nodiscard]] rpl::producer<bool> chatWideValue() const;
+	[[nodiscard]] bool isChatWide() const;
+
+private:
+	rpl::variable<ChatLayout> _chatLayout;
+	rpl::variable<WindowLayout> _layout;
+
+};
+
+} // namespace Window