init

Telegram/SourceFiles/data/data_folder.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 "dialogs/dialogs_entry.h"
+#include "dialogs/dialogs_main_list.h"
+#include "data/data_messages.h"
+#include "base/weak_ptr.h"
+
+class ChannelData;
+
+namespace Main {
+class Session;
+} // namespace Main
+
+namespace Data {
+
+class Session;
+
+class Folder final : public Dialogs::Entry {
+public:
+	static constexpr auto kId = 1;
+
+	Folder(not_null<Data::Session*> owner, FolderId id);
+	Folder(const Folder &) = delete;
+	Folder &operator=(const Folder &) = delete;
+
+	[[nodiscard]] FolderId id() const;
+	void registerOne(not_null<History*> history);
+	void unregisterOne(not_null<History*> history);
+	void oneListMessageChanged(HistoryItem *from, HistoryItem *to);
+
+	void clearChatsList();
+	[[nodiscard]] not_null<Dialogs::MainList*> chatsList();
+
+	void applyDialog(const MTPDdialogFolder &data);
+	void applyPinnedUpdate(const MTPDupdateDialogPinned &data);
+
+	TimeId adjustedChatListTimeId() const override;
+
+	int fixedOnTopIndex() const override;
+	bool shouldBeInChatList() const override;
+	Dialogs::UnreadState chatListUnreadState() const override;
+	Dialogs::BadgesState chatListBadgesState() const override;
+	HistoryItem *chatListMessage() const override;
+	bool chatListMessageKnown() const override;
+	const QString &chatListName() const override;
+	const QString &chatListNameSortKey() const override;
+	int chatListNameVersion() const override;
+	const base::flat_set<QString> &chatListNameWords() const override;
+	const base::flat_set<QChar> &chatListFirstLetters() const override;
+
+	void chatListPreloadData() override;
+	void paintUserpic(
+		Painter &p,
+		Ui::PeerUserpicView &view,
+		const Dialogs::Ui::PaintContext &context) const override;
+	void paintUserpic(Painter &p, int x, int y, int size) const;
+	void paintUserpic(
+		Painter &p,
+		int x,
+		int y,
+		int size,
+		const style::color &overrideBg,
+		const style::color &overrideFg) const;
+
+	const std::vector<not_null<History*>> &lastHistories() const;
+	void validateListEntryCache();
+	[[nodiscard]] const Ui::Text::String &listEntryCache() const {
+		return _listEntryCache;
+	}
+
+	void updateStoriesCount(int count, int unread);
+	[[nodiscard]] int storiesCount() const;
+	[[nodiscard]] int storiesUnreadCount() const;
+
+private:
+	void indexNameParts();
+
+	void reorderLastHistories();
+
+	void paintUserpic(
+		Painter &p,
+		int x,
+		int y,
+		int size,
+		const style::color *overrideBg,
+		const style::color *overrideFg) const;
+
+	const FolderId _id = 0;
+	Dialogs::MainList _chatsList;
+
+	QString _name;
+	base::flat_set<QString> _nameWords;
+	base::flat_set<QChar> _nameFirstLetters;
+
+	std::vector<not_null<History*>> _lastHistories;
+
+	Ui::Text::String _listEntryCache;
+	int _listEntryCacheVersion = 0;
+	int _chatListViewVersion = 0;
+	//rpl::variable<MessagePosition> _unreadPosition;
+
+	uint16_t _storiesCount = 0;
+	uint16_t _storiesUnreadCount = 0;
+
+	rpl::lifetime _lifetime;
+
+};
+
+} // namespace Data