init

Telegram/SourceFiles/data/data_groups.h

@@ -0,0 +1,47 @@
+/*
+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 "data/data_types.h"
+
+namespace Data {
+
+class Session;
+
+struct Group {
+	HistoryItemsList items;
+};
+
+class Groups {
+public:
+	Groups(not_null<Session*> data);
+
+	[[nodiscard]] bool isGrouped(not_null<const HistoryItem*> item) const;
+	[[nodiscard]] bool isGroupOfOne(not_null<const HistoryItem*> item) const;
+	void registerMessage(not_null<HistoryItem*> item);
+	void unregisterMessage(not_null<const HistoryItem*> item);
+	void refreshMessage(
+		not_null<HistoryItem*> item,
+		bool justRefreshViews = false);
+
+	[[nodiscard]] const Group *find(not_null<const HistoryItem*> item) const;
+
+	not_null<HistoryItem*> findItemToEdit(not_null<HistoryItem*> item) const;
+
+private:
+	HistoryItemsList::const_iterator findPositionForItem(
+		const HistoryItemsList &group,
+		not_null<HistoryItem*> item);
+	void refreshViews(const HistoryItemsList &items);
+
+	not_null<Session*> _data;
+	std::map<MessageGroupId, Group> _groups;
+
+};
+
+} // namespace Data