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Telegram/SourceFiles/dialogs/ui/chat_search_in.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 "base/unique_qptr.h"
+#include "ui/rp_widget.h"
+
+namespace Ui {
+class PlainShadow;
+class DynamicImage;
+class IconButton;
+class PopupMenu;
+} // namespace Ui
+
+namespace Dialogs {
+
+enum class ChatSearchTab : uchar {
+	MyMessages,
+	ThisTopic,
+	ThisPeer,
+	PublicPosts,
+};
+
+enum class ChatSearchPeerTabType : uchar {
+	Chat,
+	Channel,
+	Group,
+};
+
+class ChatSearchIn final : public Ui::RpWidget {
+public:
+	explicit ChatSearchIn(QWidget *parent);
+	~ChatSearchIn();
+
+	struct PossibleTab {
+		ChatSearchTab tab = {};
+		std::shared_ptr<Ui::DynamicImage> icon;
+	};
+	void apply(
+		std::vector<PossibleTab> tabs,
+		ChatSearchTab active,
+		ChatSearchPeerTabType peerTabType,
+		std::shared_ptr<Ui::DynamicImage> fromUserpic,
+		QString fromName);
+
+	[[nodiscard]] rpl::producer<> cancelInRequests() const;
+	[[nodiscard]] rpl::producer<> cancelFromRequests() const;
+	[[nodiscard]] rpl::producer<> changeFromRequests() const;
+	[[nodiscard]] rpl::producer<ChatSearchTab> tabChanges() const;
+
+private:
+	struct Section {
+		std::unique_ptr<Ui::RpWidget> outer;
+		std::unique_ptr<Ui::IconButton> cancel;
+		std::unique_ptr<Ui::PlainShadow> shadow;
+		std::shared_ptr<Ui::DynamicImage> image;
+		Ui::Text::String text;
+		rpl::event_stream<> clicks;
+		rpl::event_stream<> cancelRequests;
+		bool subscribed = false;
+
+		void update();
+	};
+
+	int resizeGetHeight(int newWidth) override;
+	void paintEvent(QPaintEvent *e) override;
+	void showMenu();
+
+	void updateSection(
+		not_null<Section*> section,
+		std::shared_ptr<Ui::DynamicImage> image,
+		TextWithEntities text);
+
+	Section _in;
+	Section _from;
+	rpl::variable<ChatSearchTab> _active;
+
+	base::unique_qptr<Ui::PopupMenu> _menu;
+
+	std::vector<PossibleTab> _tabs;
+	ChatSearchPeerTabType _peerTabType = ChatSearchPeerTabType::Chat;
+
+};
+
+enum class HashOrCashtag : uchar {
+	None,
+	Hashtag,
+	Cashtag,
+};
+
+struct FixedHashtagSearchQuery {
+	QString text;
+	int cursorPosition = 0;
+};
+[[nodiscard]] FixedHashtagSearchQuery FixHashtagSearchQuery(
+	const QString &query,
+	int cursorPosition,
+	HashOrCashtag tag);
+
+[[nodiscard]] HashOrCashtag IsHashOrCashtagSearchQuery(const QString &query);
+
+} // namespace Dialogs