Display topic name in chats list.

Telegram/Resources/langs/lang.strings

@@ -2049,6 +2049,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_dialogs_text_from_wrapped" = "{from}:";
 "lng_dialogs_text_media" = "{media_part} {caption}";
 "lng_dialogs_text_media_wrapped" = "{media},";
+"lng_dialogs_text_from_in_topic" = "{from} {topic}";
 "lng_dialogs_show_all_chats" = "Show all chats";
 "lng_dialogs_hide_muted_chats" = "Hide muted chats";
 "lng_dialogs_skip_archive_in_search" = "Skip results from archive";

Telegram/SourceFiles/api/api_text_entities.cpp

@@ -21,9 +21,7 @@ using namespace TextUtilities;
 
 [[nodiscard]] QString CustomEmojiEntityData(
 		const MTPDmessageEntityCustomEmoji &data) {
-	return Data::SerializeCustomEmojiId({
+	return Data::SerializeCustomEmojiId(data.vdocument_id().v);
-		.id = data.vdocument_id().v,
-	});
 }
 
 [[nodiscard]] std::optional<MTPMessageEntity> CustomEmojiEntity(
@@ -31,13 +29,13 @@ using namespace TextUtilities;
 		MTPint length,
 		const QString &data) {
 	const auto parsed = Data::ParseCustomEmojiData(data);
-	if (!parsed.id) {
+	if (!parsed) {
 		return {};
 	}
 	return MTP_messageEntityCustomEmoji(
 		offset,
 		length,
-		MTP_long(parsed.id));
+		MTP_long(parsed));
 }
 
 [[nodiscard]] std::optional<MTPMessageEntity> MentionNameEntity(

Telegram/SourceFiles/chat_helpers/message_field.cpp

@@ -87,11 +87,11 @@ QString FieldTagMimeProcessor::operator()(QStringView mimeTag) {
 		} else if (Ui::InputField::IsCustomEmojiLink(tag)) {
 			const auto data = Ui::InputField::CustomEmojiEntityData(tag);
 			const auto emoji = Data::ParseCustomEmojiData(data);
-			if (!emoji.id) {
+			if (!emoji) {
 				i = all.erase(i);
 				continue;
 			} else if (!_session->premium()) {
-				const auto document = _session->data().document(emoji.id);
+				const auto document = _session->data().document(emoji);
 				if (document->isPremiumEmoji()) {
 					if (!_allowPremiumEmoji
 						|| premiumSkipped

Telegram/SourceFiles/data/data_forum.cpp

@@ -225,6 +225,13 @@ void Forum::applyReceivedTopics(
 				).first->second.get()
 				: i->second.get();
 			raw->applyTopic(data);
+			if (creating) {
+				if (const auto last = _history->chatListMessage()
+					; last && last->topicRootId() == rootId) {
+					_history->lastItemDialogsView().itemInvalidated(last);
+					_history->updateChatListEntry();
+				}
+			}
 			if (callback) {
 				callback(raw);
 			}

Telegram/SourceFiles/data/data_forum_topic.cpp

@@ -139,6 +139,14 @@ QImage ForumTopicIconFrame(
 	return background;
 }
 
+TextWithEntities ForumTopicIconWithTitle(
+		DocumentId iconId,
+		const QString &title) {
+	return iconId
+		? Data::SingleCustomEmoji(iconId).append(title)
+		: TextWithEntities{ title };
+}
+
 ForumTopic::ForumTopic(not_null<Forum*> forum, MsgId rootId)
 : Thread(&forum->history()->owner(), Type::ForumTopic)
 , _forum(forum)
@@ -570,6 +578,10 @@ QString ForumTopic::title() const {
 	return _title;
 }
 
+TextWithEntities ForumTopic::titleWithIcon() const {
+	return ForumTopicIconWithTitle(_iconId, _title);
+}
+
 void ForumTopic::applyTitle(const QString &title) {
 	if (_title == title) {
 		return;

Telegram/SourceFiles/data/data_forum_topic.h

@@ -44,6 +44,9 @@ class Forum;
 	int32 colorId,
 	const QString &title,
 	const style::ForumTopicIcon &st);
+[[nodiscard]] TextWithEntities ForumTopicIconWithTitle(
+	DocumentId iconId,
+	const QString &title);
 
 class ForumTopic final : public Thread {
 public:
@@ -107,6 +110,7 @@ public:
 	[[nodiscard]] MsgId lastKnownServerMessageId() const;
 
 	[[nodiscard]] QString title() const;
+	[[nodiscard]] TextWithEntities titleWithIcon() const;
 	void applyTitle(const QString &title);
 	[[nodiscard]] DocumentId iconId() const;
 	void applyIconId(DocumentId iconId);

Telegram/SourceFiles/data/data_message_reaction_id.cpp

@@ -15,9 +15,7 @@ QString ReactionEntityData(const ReactionId &id) {
 	if (id.empty()) {
 		return {};
 	} else if (const auto custom = id.custom()) {
-		return SerializeCustomEmojiId({
+		return SerializeCustomEmojiId(custom);
-			.id = custom,
-			});
 	}
 	return u"default:"_q + id.emoji();
 }

Telegram/SourceFiles/data/stickers/data_custom_emoji.cpp

@@ -24,6 +24,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "chat_helpers/stickers_lottie.h"
 #include "ui/widgets/input_fields.h"
 #include "ui/text/text_custom_emoji.h"
+#include "ui/text/text_utilities.h"
 #include "ui/ui_utility.h"
 #include "apiwrap.h"
 #include "styles/style_chat.h"
@@ -91,7 +92,7 @@ class CustomEmojiLoader final
 public:
 	CustomEmojiLoader(
 		not_null<Session*> owner,
-		const CustomEmojiId id,
+		DocumentId id,
 		SizeTag tag,
 		int sizeOverride);
 	CustomEmojiLoader(
@@ -144,7 +145,7 @@ private:
 
 	[[nodiscard]] static std::variant<Resolve, Lookup, Load> InitialState(
 		not_null<Session*> owner,
-		const CustomEmojiId &id);
+		DocumentId id);
 
 	std::variant<Resolve, Lookup, Load> _state;
 	ushort _sizeOverride = 0;
@@ -154,7 +155,7 @@ private:
 
 CustomEmojiLoader::CustomEmojiLoader(
 	not_null<Session*> owner,
-	const CustomEmojiId id,
+	DocumentId id,
 	SizeTag tag,
 	int sizeOverride)
 : _state(InitialState(owner, id))
@@ -368,9 +369,9 @@ void CustomEmojiLoader::check() {
 
 auto CustomEmojiLoader::InitialState(
 	not_null<Session*> owner,
-	const CustomEmojiId &id)
+	DocumentId id)
 -> std::variant<Resolve, Lookup, Load> {
-	const auto document = owner->document(id.id);
+	const auto document = owner->document(id);
 	if (document->sticker()) {
 		return Lookup{ document };
 	}
@@ -504,8 +505,8 @@ std::unique_ptr<Ui::Text::CustomEmoji> CustomEmojiManager::create(
 		SizeTag tag,
 		int sizeOverride) {
 	const auto parsed = ParseCustomEmojiData(data);
-	return parsed.id
+	return parsed
-		? create(parsed.id, std::move(update), tag, sizeOverride)
+		? create(parsed, std::move(update), tag, sizeOverride)
 		: nullptr;
 }
 
@@ -532,7 +533,7 @@ std::unique_ptr<Ui::Text::CustomEmoji> CustomEmojiManager::create(
 void CustomEmojiManager::resolve(
 		QStringView data,
 		not_null<Listener*> listener) {
-	resolve(ParseCustomEmojiData(data).id, listener);
+	resolve(ParseCustomEmojiData(data), listener);
 }
 
 void CustomEmojiManager::resolve(
@@ -619,7 +620,7 @@ auto CustomEmojiManager::createLoaderWithSetId(
 ) -> LoaderWithSetId {
 	auto result = std::make_unique<CustomEmojiLoader>(
 		_owner,
-		CustomEmojiId{ .id = documentId },
+		documentId,
 		tag,
 		sizeOverride);
 	if (const auto document = result->document()) {
@@ -882,18 +883,24 @@ int FrameSizeFromTag(SizeTag tag) {
 	return Ui::Text::AdjustCustomEmojiSize(emoji / factor) * factor;
 }
 
-QString SerializeCustomEmojiId(const CustomEmojiId &id) {
+QString SerializeCustomEmojiId(DocumentId id) {
-	return QString::number(id.id);
+	return QString::number(id);
 }
 
 QString SerializeCustomEmojiId(not_null<DocumentData*> document) {
-	return SerializeCustomEmojiId({
+	return SerializeCustomEmojiId(document->id);
-		.id = document->id,
-	});
 }
 
-CustomEmojiId ParseCustomEmojiData(QStringView data) {
+DocumentId ParseCustomEmojiData(QStringView data) {
-	return { .id = data.toULongLong() };
+	return data.toULongLong();
+}
+
+TextWithEntities SingleCustomEmoji(DocumentId id) {
+	return Ui::Text::SingleCustomEmoji(SerializeCustomEmojiId(id));
+}
+
+TextWithEntities SingleCustomEmoji(not_null<DocumentData*> document) {
+	return SingleCustomEmoji(document->id);
 }
 
 bool AllowEmojiWithoutPremium(not_null<PeerData*> peer) {

Telegram/SourceFiles/data/stickers/data_custom_emoji.h

@@ -21,10 +21,6 @@ namespace Data {
 class Session;
 class CustomEmojiLoader;
 
-struct CustomEmojiId {
-	DocumentId id = 0;
-};
-
 enum class CustomEmojiSizeTag : uchar {
 	Normal,
 	Large,
@@ -176,10 +172,14 @@ private:
 
 [[nodiscard]] int FrameSizeFromTag(CustomEmojiManager::SizeTag tag);
 
-[[nodiscard]] QString SerializeCustomEmojiId(const CustomEmojiId &id);
+[[nodiscard]] QString SerializeCustomEmojiId(DocumentId id);
 [[nodiscard]] QString SerializeCustomEmojiId(
 	not_null<DocumentData*> document);
-[[nodiscard]] CustomEmojiId ParseCustomEmojiData(QStringView data);
+[[nodiscard]] DocumentId ParseCustomEmojiData(QStringView data);
+
+[[nodiscard]] TextWithEntities SingleCustomEmoji(DocumentId id);
+[[nodiscard]] TextWithEntities SingleCustomEmoji(
+	not_null<DocumentData*> document);
 
 [[nodiscard]] bool AllowEmojiWithoutPremium(not_null<PeerData*> peer);
 

Telegram/SourceFiles/dialogs/dialogs.style

@@ -69,7 +69,7 @@ defaultDialogRow: DialogRow {
 	nameLeft: 68px;
 	nameTop: 10px;
 	textLeft: 68px;
-	textTop: 35px;
+	textTop: 34px;
 }
 
 dialogsOnlineBadgeStroke: 2px;
@@ -460,3 +460,7 @@ chooseTopicListItem: PeerListItem(defaultPeerListItem) {
 chooseTopicList: PeerList(defaultPeerList) {
 	item: chooseTopicListItem;
 }
+
+dialogsTopicArrow: icon{{ "dialogs/dialogs_topic_arrow", dialogsTextFgService }};
+dialogsTopicArrowSkip: 13px;
+dialogsTopicArrowTop: 4px;

Telegram/SourceFiles/dialogs/ui/dialogs_layout.cpp

@@ -921,7 +921,7 @@ void RowPainter::Paint(
 				view->prepare(
 					item,
 					[=] { entry->updateChatListEntry(); },
-					{});
+					{ .ignoreTopic = (!history || !peer->isForum()) });
 			}
 			view->paint(p, rect, context);
 		}

Telegram/SourceFiles/dialogs/ui/dialogs_message_view.cpp

@@ -18,19 +18,22 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "ui/painter.h"
 #include "core/ui_integration.h"
 #include "lang/lang_keys.h"
+#include "lang/lang_text_entity.h"
 #include "styles/style_dialogs.h"
 
 namespace {
 
 template <ushort kTag>
 struct TextWithTagOffset {
-	TextWithTagOffset(QString text) : text(text) {
+	TextWithTagOffset(TextWithEntities text) : text(std::move(text)) {
+	}
+	TextWithTagOffset(QString text) : text({ std::move(text) }) {
 	}
 	static TextWithTagOffset FromString(const QString &text) {
-		return { text };
+		return { { text } };
 	}
 
-	QString text;
+	TextWithEntities text;
 	int offset = -1;
 };
 
@@ -52,12 +55,12 @@ TextWithTagOffset<kTag> ReplaceTag<TextWithTagOffset<kTag>>::Call(
 		ushort tag,
 		const TextWithTagOffset<kTag> &replacement) {
 	const auto replacementPosition = FindTagReplacementPosition(
-		original.text,
+		original.text.text,
 		tag);
 	if (replacementPosition < 0) {
 		return std::move(original);
 	}
-	original.text = ReplaceTag<QString>::Replace(
+	original.text = ReplaceTag<TextWithEntities>::Replace(
 		std::move(original.text),
 		replacement.text,
 		replacementPosition);
@@ -65,7 +68,8 @@ TextWithTagOffset<kTag> ReplaceTag<TextWithTagOffset<kTag>>::Call(
 		original.offset = replacementPosition;
 	} else if (original.offset > replacementPosition) {
 		constexpr auto kReplaceCommandLength = 4;
-		original.offset += replacement.text.size() - kReplaceCommandLength;
+		const auto replacementSize = replacement.text.text.size();
+		original.offset += replacementSize - kReplaceCommandLength;
 	}
 	return std::move(original);
 }
@@ -105,6 +109,7 @@ struct MessageView::LoadingContext {
 
 MessageView::MessageView()
 : _senderCache(st::dialogsTextWidthMin)
+, _topicCache(st::dialogsTextWidthMin)
 , _textCache(st::dialogsTextWidthMin) {
 }
 
@@ -130,28 +135,46 @@ void MessageView::prepare(
 		ToPreviewOptions options) {
 	options.existing = &_imagesCache;
 	auto preview = item->toPreview(options);
-	if (!preview.images.empty() && preview.imagesInTextPosition > 0) {
+	const auto hasImages = !preview.images.empty();
-		auto sender = ::Ui::Text::Mid(
+	const auto hasArrow = (preview.arrowInTextPosition > 0)
-			preview.text,
+		&& (preview.imagesInTextPosition > preview.arrowInTextPosition);
-			0,
-			preview.imagesInTextPosition);
-		TextUtilities::Trim(sender);
-		_senderCache.setMarkedText(
-			st::dialogsTextStyle,
-			std::move(sender),
-			DialogTextOptions());
-		preview.text = ::Ui::Text::Mid(
-			preview.text,
-			preview.imagesInTextPosition);
-	} else {
-		_senderCache = { st::dialogsTextWidthMin };
-	}
-	TextUtilities::Trim(preview.text);
 	const auto history = item->history();
 	const auto context = Core::MarkedTextContext{
 		.session = &history->session(),
 		.customEmojiRepaint = customEmojiRepaint,
 	};
+	const auto senderTill = (preview.arrowInTextPosition > 0)
+		? preview.arrowInTextPosition
+		: preview.imagesInTextPosition;
+	if ((hasImages || hasArrow) && senderTill > 0) {
+		auto sender = Text::Mid(preview.text, 0, senderTill);
+		TextUtilities::Trim(sender);
+		_senderCache.setMarkedText(
+			st::dialogsTextStyle,
+			std::move(sender),
+			DialogTextOptions());
+		const auto topicTill = preview.imagesInTextPosition;
+		if (hasArrow && hasImages) {
+			auto topic = Text::Mid(
+				preview.text,
+				senderTill,
+				topicTill - senderTill);
+			TextUtilities::Trim(topic);
+			_topicCache.setMarkedText(
+				st::dialogsTextStyle,
+				std::move(topic),
+				DialogTextOptions(),
+				context);
+			preview.text = Text::Mid(preview.text, topicTill);
+		} else {
+			preview.text = Text::Mid(preview.text, senderTill);
+			_topicCache = { st::dialogsTextWidthMin };
+		}
+	} else {
+		_topicCache = { st::dialogsTextWidthMin };
+		_senderCache = { st::dialogsTextWidthMin };
+	}
+	TextUtilities::Trim(preview.text);
 	_textCache.setMarkedText(
 		st::dialogsTextStyle,
 		DialogsPreviewText(std::move(preview.text)),
@@ -193,16 +216,46 @@ void MessageView::paint(
 		: st::dialogsTextPalette);
 
 	auto rect = geometry;
+	const auto lines = rect.height() / st::dialogsTextFont->height;
 	if (!_senderCache.isEmpty()) {
 		_senderCache.draw(p, {
 			.position = rect.topLeft(),
 			.availableWidth = rect.width(),
 			.palette = palette,
-			.elisionLines = rect.height() / st::dialogsTextFont->height,
+			.elisionLines = lines,
 		});
-		const auto skip = st::dialogsMiniPreviewSkip
+		rect.setLeft(rect.x() + _senderCache.maxWidth());
-			+ st::dialogsMiniPreviewRight;
+		if (!_topicCache.isEmpty() || _imagesCache.empty()) {
-		rect.setLeft(rect.x() + _senderCache.maxWidth() + skip);
+			const auto skip = st::dialogsTopicArrowSkip;
+			if (rect.width() >= skip) {
+				const auto &icon = st::dialogsTopicArrow;
+				icon.paint(
+					p,
+					rect.x() + (skip - icon.width()) / 2,
+					rect.y() + st::dialogsTopicArrowTop,
+					geometry.width());
+			}
+			rect.setLeft(rect.x() + skip);
+		}
+		if (!_topicCache.isEmpty()) {
+			if (!rect.isEmpty()) {
+				_topicCache.draw(p, {
+					.position = rect.topLeft(),
+					.availableWidth = rect.width(),
+					.palette = palette,
+					.spoiler = Text::DefaultSpoilerCache(),
+					.now = context.now,
+					.paused = context.paused,
+					.elisionLines = lines,
+				});
+			}
+			rect.setLeft(rect.x() + _topicCache.maxWidth());
+		}
+		if (!_imagesCache.empty()) {
+			const auto skip = st::dialogsMiniPreviewSkip
+				+ st::dialogsMiniPreviewRight;
+			rect.setLeft(rect.x() + skip);
+		}
 	}
 	for (const auto &image : _imagesCache) {
 		if (rect.width() < st::dialogsMiniPreview) {
@@ -229,30 +282,48 @@ void MessageView::paint(
 		.spoiler = Text::DefaultSpoilerCache(),
 		.now = context.now,
 		.paused = context.paused,
-		.elisionLines = rect.height() / st::dialogsTextFont->height,
+		.elisionLines = lines,
 	});
 }
 
 HistoryView::ItemPreview PreviewWithSender(
 		HistoryView::ItemPreview &&preview,
-		const TextWithEntities &sender) {
+		const QString &sender,
-	const auto textWithOffset = tr::lng_dialogs_text_with_from(
+		TextWithEntities topic) {
+	auto senderWithOffset = topic.empty()
+		? TextWithTagOffset<lt_from>::FromString(sender)
+		: tr::lng_dialogs_text_from_in_topic(
+			tr::now,
+			lt_from,
+			{ sender },
+			lt_topic,
+			std::move(topic),
+			TextWithTagOffset<lt_from>::FromString);
+	auto wrappedWithOffset = tr::lng_dialogs_text_from_wrapped(
+		tr::now,
+		lt_from,
+		std::move(senderWithOffset.text),
+		TextWithTagOffset<lt_from>::FromString);
+	const auto wrappedSize = wrappedWithOffset.text.text.size();
+	auto fullWithOffset = tr::lng_dialogs_text_with_from(
 		tr::now,
 		lt_from_part,
-		sender.text,
+		Ui::Text::PlainLink(std::move(wrappedWithOffset.text)),
-		lt_message,
-		preview.text.text,
-		TextWithTagOffset<lt_from_part>::FromString);
-	preview.text = tr::lng_dialogs_text_with_from(
-		tr::now,
-		lt_from_part,
-		sender,
 		lt_message,
 		std::move(preview.text),
-		Ui::Text::WithEntities);
+		TextWithTagOffset<lt_from_part>::FromString);
-	preview.imagesInTextPosition = (textWithOffset.offset < 0)
+	preview.text = std::move(fullWithOffset.text);
+	preview.arrowInTextPosition = (fullWithOffset.offset < 0
+		|| wrappedWithOffset.offset < 0
+		|| senderWithOffset.offset < 0)
+		? -1
+		: (fullWithOffset.offset
+			+ wrappedWithOffset.offset
+			+ senderWithOffset.offset
+			+ sender.size());
+	preview.imagesInTextPosition = (fullWithOffset.offset < 0)
 		? 0
-		: textWithOffset.offset + sender.text.size();
+		: (fullWithOffset.offset + wrappedSize);
 	return std::move(preview);
 }
 

Telegram/SourceFiles/dialogs/ui/dialogs_message_view.h

@@ -57,6 +57,7 @@ private:
 
 	mutable const HistoryItem *_textCachedFor = nullptr;
 	mutable Text::String _senderCache;
+	mutable Text::String _topicCache;
 	mutable Text::String _textCache;
 	mutable std::vector<ItemPreviewImage> _imagesCache;
 	mutable std::unique_ptr<LoadingContext> _loadingContext;
@@ -65,6 +66,7 @@ private:
 
 [[nodiscard]] HistoryView::ItemPreview PreviewWithSender(
 	HistoryView::ItemPreview &&preview,
-	const TextWithEntities &sender);
+	const QString &sender,
+	TextWithEntities topic);
 
 } // namespace Dialogs::Ui

Telegram/SourceFiles/history/admin_log/history_admin_log_item.cpp

@@ -17,6 +17,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "api/api_text_entities.h"
 #include "data/data_channel.h"
 #include "data/data_file_origin.h"
+#include "data/data_forum_topic.h"
 #include "data/data_user.h"
 #include "data/data_session.h"
 #include "data/data_message_reaction_id.h"
@@ -624,23 +625,10 @@ TextWithEntities GenerateDefaultBannedRightsChangeText(
 		not_null<ChannelData*> channel,
 		const MTPForumTopic &topic) {
 	return topic.match([&](const MTPDforumTopic &data) {
-		const auto wrapIcon = [](DocumentId id) {
-			return TextWithEntities{
-				"@",
-				{ EntityInText(
-					EntityType::CustomEmoji,
-					0,
-					1,
-					Data::SerializeCustomEmojiId({ .id = id }))
-				},
-			};
-		};
-		auto result = (data.vicon_emoji_id() && data.vicon_emoji_id()->v)
-			? wrapIcon(data.vicon_emoji_id()->v)
-			: TextWithEntities();
-		result.append(qs(data.vtitle()));
 		return Ui::Text::Link(
-			std::move(result),
+			Data::ForumTopicIconWithTitle(
+				data.vicon_emoji_id().value_or_empty(),
+				qs(data.vtitle())),
 			u"internal:url:https://t.me/c/%1/%2"_q.arg(
 				peerToChannel(channel->id).bare).arg(
 					data.vid().v));

Telegram/SourceFiles/history/history_item.cpp

@@ -1365,9 +1365,11 @@ ItemPreview HistoryItem::toPreview(ToPreviewOptions options) const {
 	if (!sender) {
 		return result;
 	}
-	const auto fromWrapped = Ui::Text::PlainLink(
+	const auto topic = options.ignoreTopic ? nullptr : this->topic();
-		tr::lng_dialogs_text_from_wrapped(tr::now, lt_from, *sender));
+	return Dialogs::Ui::PreviewWithSender(
-	return Dialogs::Ui::PreviewWithSender(std::move(result), fromWrapped);
+		std::move(result),
+		*sender,
+		topic ? topic->titleWithIcon() : TextWithEntities());
 }
 
 TextWithEntities HistoryItem::inReplyText() const {

Telegram/SourceFiles/history/history_service.cpp

@@ -636,33 +636,19 @@ void HistoryService::setMessageByAction(const MTPmessageAction &action) {
 		return result;
 	};
 
-	const auto wrapTopicIcon = [](DocumentId id) {
-		return TextWithEntities{
-			"@",
-			{ EntityInText(
-				EntityType::CustomEmoji,
-				0,
-				1,
-				Data::SerializeCustomEmojiId({ .id = id }))
-			},
-		};
-	};
-
 	auto prepareTopicCreate = [&](const MTPDmessageActionTopicCreate &action) {
 		auto result = PreparedText{};
-		auto title = TextWithEntities{
-			qs(action.vtitle())
-		};
-		if (const auto icon = action.vicon_emoji_id().value_or_empty()) {
-			title = wrapTopicIcon(icon).append(' ').append(std::move(title));
-		}
 		const auto topicUrl = u"internal:url:https://t.me/c/%1/%2"_q
 			.arg(peerToChannel(history()->peer->id).bare)
 			.arg(id.bare);
 		result.text = tr::lng_action_topic_created(
 			tr::now,
 			lt_topic,
-			Ui::Text::Link(std::move(title), topicUrl),
+			Ui::Text::Link(
+				Data::ForumTopicIconWithTitle(
+					action.vicon_emoji_id().value_or_empty(),
+					qs(action.vtitle())),
+				topicUrl),
 			Ui::Text::WithEntities);
 		return result;
 	};
@@ -684,7 +670,7 @@ void HistoryService::setMessageByAction(const MTPmessageAction &action) {
 						lt_link,
 						{ tr::lng_action_topic_placeholder(tr::now) },
 						lt_emoji,
-						wrapTopicIcon(iconId),
+						Data::SingleCustomEmoji(iconId),
 						Ui::Text::WithEntities);
 				} else {
 					result.links.push_back(fromLink());
@@ -699,14 +685,6 @@ void HistoryService::setMessageByAction(const MTPmessageAction &action) {
 			}
 		} else {
 			result.links.push_back(fromLink());
-			auto title = TextWithEntities{
-				qs(*action.vtitle())
-			};
-			if (const auto icon = action.vicon_emoji_id().value_or_empty()) {
-				title = wrapTopicIcon(icon)
-					.append(' ')
-					.append(std::move(title));
-			}
 			result.text = tr::lng_action_topic_renamed(
 				tr::now,
 				lt_from,
@@ -714,7 +692,9 @@ void HistoryService::setMessageByAction(const MTPmessageAction &action) {
 				lt_link,
 				{ tr::lng_action_topic_placeholder(tr::now) },
 				lt_title,
-				std::move(title),
+				Data::ForumTopicIconWithTitle(
+					action.vicon_emoji_id().value_or_empty(),
+					qs(*action.vtitle())),
 				Ui::Text::WithEntities);
 		}
 		if (result.text.empty()) {

Telegram/SourceFiles/history/view/history_view_context_menu.cpp

@@ -1311,7 +1311,7 @@ std::vector<StickerSetIdentifier> CollectEmojiPacks(
 		for (const auto &entity : item->originalText().entities) {
 			if (entity.type() == EntityType::CustomEmoji) {
 				const auto data = Data::ParseCustomEmojiData(entity.data());
-				push(data.id);
+				push(data);
 			}
 		}
 		break;

Telegram/SourceFiles/history/view/history_view_element.cpp

@@ -690,17 +690,6 @@ auto Element::contextDependentServiceText() -> TextWithLinks {
 		return {};
 	}
 	const auto from = item->from();
-	const auto wrapIcon = [](DocumentId id) {
-		return TextWithEntities{
-			"@",
-			{ EntityInText(
-				EntityType::CustomEmoji,
-				0,
-				1,
-				Data::SerializeCustomEmojiId({ .id = id }))
-			},
-		};
-	};
 	const auto topicUrl =  u"internal:url:https://t.me/c/%1/%2"_q
 		.arg(peerToChannel(peerId).bare)
 		.arg(topicRootId.bare);
@@ -715,11 +704,9 @@ auto Element::contextDependentServiceText() -> TextWithLinks {
 	const auto wrapTopic = [&](
 			const QString &title,
 			std::optional<DocumentId> iconId) {
-		auto result = TextWithEntities{ title };
+		return Ui::Text::Link(
-		auto full = (iconId && *iconId)
+			Data::ForumTopicIconWithTitle(iconId.value_or(0), title),
-			? wrapIcon(*iconId).append(' ').append(std::move(result))
+			topicUrl);
-			: result;
-		return Ui::Text::Link(std::move(full), topicUrl);
 	};
 	const auto wrapParentTopic = [&] {
 		const auto forum = history()->asForum();
@@ -783,7 +770,7 @@ auto Element::contextDependentServiceText() -> TextWithLinks {
 					lt_link,
 					placeholderLink(),
 					lt_emoji,
-					wrapIcon(iconId),
+					Data::SingleCustomEmoji(iconId),
 					Ui::Text::WithEntities),
 				{ from->createOpenLink() },
 			};

Telegram/SourceFiles/history/view/history_view_item_preview.h

@@ -21,6 +21,7 @@ struct ItemPreviewImage {
 struct ItemPreview {
 	TextWithEntities text;
 	std::vector<ItemPreviewImage> images;
+	int arrowInTextPosition = -1;
 	int imagesInTextPosition = 0;
 	std::any loadingContext;
 };
@@ -31,7 +32,7 @@ struct ToPreviewOptions {
 	bool hideCaption = false;
 	bool generateImages = true;
 	bool ignoreGroup = false;
-	bool ignoreSpoilers = false;
+	bool ignoreTopic = true;
 };
 
 } // namespace HistoryView

Telegram/SourceFiles/history/view/media/history_view_custom_emoji.cpp

@@ -92,7 +92,7 @@ CustomEmoji::CustomEmoji(
 						tag));
 			} else {
 				const auto &data = element.entityData;
-				const auto id = Data::ParseCustomEmojiData(data).id;
+				const auto id = Data::ParseCustomEmojiData(data);
 				const auto document = owner->document(id);
 				if (document->sticker()) {
 					_lines.back().push_back(createStickerPart(document));

Telegram/SourceFiles/lang/lang_text_entity.cpp

@@ -16,25 +16,28 @@ TextWithEntities ReplaceTag<TextWithEntities>::Call(TextWithEntities &&original,
 	if (replacementPosition < 0) {
 		return std::move(original);
 	}
+	return Replace(std::move(original), replacement, replacementPosition);
+}
 
+TextWithEntities ReplaceTag<TextWithEntities>::Replace(TextWithEntities &&original, const TextWithEntities &replacement, int start) {
 	auto result = TextWithEntities();
-	result.text = ReplaceTag<QString>::Replace(std::move(original.text), replacement.text, replacementPosition);
+	result.text = ReplaceTag<QString>::Replace(std::move(original.text), replacement.text, start);
 	auto originalEntitiesCount = original.entities.size();
 	auto replacementEntitiesCount = replacement.entities.size();
 	if (originalEntitiesCount != 0 || replacementEntitiesCount != 0) {
 		result.entities.reserve(originalEntitiesCount + replacementEntitiesCount);
 
-		auto replacementEnd = replacementPosition + int(replacement.text.size());
+		auto replacementEnd = start + int(replacement.text.size());
 		auto replacementEntity = replacement.entities.cbegin();
-		auto addReplacementEntitiesUntil = [&replacementEntity, &replacement, &result, replacementPosition, replacementEnd](int untilPosition) {
+		auto addReplacementEntitiesUntil = [&](int untilPosition) {
 			while (replacementEntity != replacement.entities.cend()) {
-				auto newOffset = replacementPosition + replacementEntity->offset();
+				auto newOffset = start + replacementEntity->offset();
 				if (newOffset >= untilPosition) {
 					return;
 				}
 				auto newEnd = newOffset + replacementEntity->length();
-				newOffset = std::clamp(newOffset, replacementPosition, replacementEnd);
+				newOffset = std::clamp(newOffset, start, replacementEnd);
-				newEnd = std::clamp(newEnd, replacementPosition, replacementEnd);
+				newEnd = std::clamp(newEnd, start, replacementEnd);
 				if (auto newLength = newEnd - newOffset) {
 					result.entities.push_back({ replacementEntity->type(), newOffset, newLength, replacementEntity->data() });
 				}
@@ -46,10 +49,10 @@ TextWithEntities ReplaceTag<TextWithEntities>::Call(TextWithEntities &&original,
 			// Transform the entity by the replacement.
 			auto offset = entity.offset();
 			auto end = offset + entity.length();
-			if (offset > replacementPosition) {
+			if (offset > start) {
 				offset = offset + replacement.text.size() - kTagReplacementSize;
 			}
-			if (end > replacementPosition) {
+			if (end > start) {
 				end = end + replacement.text.size() - kTagReplacementSize;
 			}
 			offset = std::clamp(offset, 0, int(result.text.size()));

Telegram/SourceFiles/lang/lang_text_entity.h

@@ -27,6 +27,7 @@ struct ReplaceTag;
 template <>
 struct ReplaceTag<TextWithEntities> {
 	static TextWithEntities Call(TextWithEntities &&original, ushort tag, const TextWithEntities &replacement);
+	static TextWithEntities Replace(TextWithEntities &&original, const TextWithEntities &replacement, int start);
 
 };
 

Telegram/SourceFiles/window/notifications_manager.cpp

@@ -848,7 +848,7 @@ TextWithEntities Manager::ComposeReactionEmoji(
 				EntityType::CustomEmoji,
 				0,
 				text.size(),
-				Data::SerializeCustomEmojiId(Data::CustomEmojiId{ id }))
+				Data::SerializeCustomEmojiId(id))
 		}
 	};
 }

Telegram/SourceFiles/window/notifications_manager_default.cpp

@@ -968,24 +968,9 @@ void Notification::updateNotifyDisplay() {
 
 		const auto topicWithChat = [&]() -> TextWithEntities {
 			const auto name = _history->peer->name();
-			const auto wrapIcon = [](DocumentId id) {
+			return _topic
-				return TextWithEntities{
+				? _topic->titleWithIcon().append(u" ("_q + name + ')')
-					"@",
+				: TextWithEntities{ name };
-					{ EntityInText(
-						EntityType::CustomEmoji,
-						0,
-						1,
-						Data::SerializeCustomEmojiId({.id = id }))
-					},
-				};
-			};
-			if (!_topic) {
-				return { name };
-			}
-			auto start = _topic->iconId()
-				? wrapIcon(_topic->iconId())
-				: TextWithEntities();
-			return start.append(_topic->title() + u" ("_q + name + ')');
 		};
 		auto title = options.hideNameAndPhoto
 			? TextWithEntities{ u"Telegram Desktop"_q }

Telegram/lib_ui

@@ -1 +1 @@
-Subproject commit c3616927ebfcbe98375189be87821bea202d9587
+Subproject commit 4539d0bab4ffc335de79b77ee9632f6a7b59d48b