diff --git a/Telegram/SourceFiles/data/data_scheduled_messages.cpp b/Telegram/SourceFiles/data/data_scheduled_messages.cpp
index 3fe58f5305..3277cb44aa 100644
--- a/Telegram/SourceFiles/data/data_scheduled_messages.cpp
+++ b/Telegram/SourceFiles/data/data_scheduled_messages.cpp
@@ -8,6 +8,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "data/data_scheduled_messages.h"
 
 #include "base/unixtime.h"
+#include "data/data_forum_topic.h"
 #include "data/data_peer.h"
 #include "data/data_session.h"
 #include "api/api_hash.h"
@@ -173,6 +174,16 @@ int ScheduledMessages::count(not_null<History*> history) const {
 	return (i != end(_data)) ? i->second.items.size() : 0;
 }
 
+bool ScheduledMessages::hasFor(not_null<Data::ForumTopic*> topic) const {
+	const auto i = _data.find(topic->owningHistory());
+	if (i == end(_data)) {
+		return false;
+	}
+	return ranges::any_of(i->second.items, [&](const OwnedItem &item) {
+		return item->topic() == topic;
+	});
+}
+
 void ScheduledMessages::sendNowSimpleMessage(
 		const MTPDupdateShortSentMessage &update,
 		not_null<HistoryItem*> local) {
@@ -374,7 +385,8 @@ rpl::producer<> ScheduledMessages::updates(not_null<History*> history) {
 	}) | rpl::to_empty;
 }
 
-Data::MessagesSlice ScheduledMessages::list(not_null<History*> history) {
+Data::MessagesSlice ScheduledMessages::list(
+		not_null<History*> history) const {
 	auto result = Data::MessagesSlice();
 	const auto i = _data.find(history);
 	if (i == end(_data)) {
@@ -396,6 +408,31 @@ Data::MessagesSlice ScheduledMessages::list(not_null<History*> history) {
 	return result;
 }
 
+Data::MessagesSlice ScheduledMessages::list(
+		not_null<const Data::ForumTopic*> topic) const {
+	auto result = Data::MessagesSlice();
+	const auto i = _data.find(topic->Data::Thread::owningHistory());
+	if (i == end(_data)) {
+		const auto i = _requests.find(topic->Data::Thread::owningHistory());
+		if (i == end(_requests)) {
+			return result;
+		}
+		result.fullCount = result.skippedAfter = result.skippedBefore = 0;
+		return result;
+	}
+	const auto &list = i->second.items;
+	result.skippedAfter = result.skippedBefore = 0;
+	result.fullCount = int(list.size());
+	result.ids = ranges::views::all(
+		list
+	) | ranges::views::filter([&](const OwnedItem &item) {
+		return item->topic() == topic;
+	}) | ranges::views::transform(
+		&HistoryItem::fullId
+	) | ranges::to_vector;
+	return result;
+}
+
 void ScheduledMessages::request(not_null<History*> history) {
 	const auto peer = history->peer;
 	if (peer->isBroadcast() && !Data::CanSendAnything(peer)) {
diff --git a/Telegram/SourceFiles/data/data_scheduled_messages.h b/Telegram/SourceFiles/data/data_scheduled_messages.h
index e4abea70a5..5daacd099c 100644
--- a/Telegram/SourceFiles/data/data_scheduled_messages.h
+++ b/Telegram/SourceFiles/data/data_scheduled_messages.h
@@ -34,6 +34,7 @@ public:
 	[[nodiscard]] HistoryItem *lookupItem(PeerId peer, MsgId msg) const;
 	[[nodiscard]] HistoryItem *lookupItem(FullMsgId itemId) const;
 	[[nodiscard]] int count(not_null<History*> history) const;
+	[[nodiscard]] bool hasFor(not_null<Data::ForumTopic*> topic) const;
 	[[nodiscard]] MsgId localMessageId(MsgId remoteId) const;
 
 	void checkEntitiesAndUpdate(const MTPDmessage &data);
@@ -51,7 +52,9 @@ public:
 		not_null<HistoryItem*> local);
 
 	[[nodiscard]] rpl::producer<> updates(not_null<History*> history);
-	[[nodiscard]] Data::MessagesSlice list(not_null<History*> history);
+	[[nodiscard]] Data::MessagesSlice list(not_null<History*> history) const;
+	[[nodiscard]] Data::MessagesSlice list(
+		not_null<const Data::ForumTopic*> topic) const;
 
 private:
 	using OwnedItem = std::unique_ptr<HistoryItem, HistoryItem::Destroyer>;
diff --git a/Telegram/SourceFiles/history/history_widget.cpp b/Telegram/SourceFiles/history/history_widget.cpp
index 8a5fd3dfa1..b480d1dea2 100644
--- a/Telegram/SourceFiles/history/history_widget.cpp
+++ b/Telegram/SourceFiles/history/history_widget.cpp
@@ -2723,6 +2723,9 @@ void HistoryWidget::setupScheduledToggle() {
 	) | rpl::map([=](Dialogs::Key key) -> rpl::producer<> {
 		if (const auto history = key.history()) {
 			return session().data().scheduledMessages().updates(history);
+		} else if (const auto topic = key.topic()) {
+			return session().data().scheduledMessages().updates(
+				topic->owningHistory());
 		}
 		return rpl::never<rpl::empty_value>();
 	}) | rpl::flatten_latest(
diff --git a/Telegram/SourceFiles/history/view/controls/history_view_compose_controls.cpp b/Telegram/SourceFiles/history/view/controls/history_view_compose_controls.cpp
index 8eddbd40d5..8fe8752c53 100644
--- a/Telegram/SourceFiles/history/view/controls/history_view_compose_controls.cpp
+++ b/Telegram/SourceFiles/history/view/controls/history_view_compose_controls.cpp
@@ -850,9 +850,36 @@ ComposeControls::ComposeControls(
 			descriptor.stickerOrEmojiChosen
 		) | rpl::start_to_stream(_stickerOrEmojiChosen, _wrap->lifetime());
 	}
+	if (descriptor.scheduledToggleValue) {
+		std::move(
+			descriptor.scheduledToggleValue
+		) | rpl::start_with_next([=](bool hasScheduled) {
+			if (!_scheduled && hasScheduled) {
+				_scheduled = base::make_unique_q<Ui::IconButton>(
+					_wrap.get(),
+					st::historyScheduledToggle);
+				_scheduled->show();
+				_scheduled->clicks(
+				) | rpl::filter(
+					rpl::mappers::_1 == Qt::LeftButton
+				) | rpl::to_empty | rpl::start_to_stream(
+					_showScheduledRequests,
+					_scheduled->lifetime());
+				orderControls(); // Raise drag areas to the top.
+				updateControlsVisibility();
+				updateControlsGeometry(_wrap->size());
+			} else if (_scheduled && !hasScheduled) {
+				_scheduled = nullptr;
+			}
+		}, _wrap->lifetime());
+	}
 	init();
 }
 
+rpl::producer<> ComposeControls::showScheduledRequests() const {
+	return _showScheduledRequests.events();
+}
+
 ComposeControls::~ComposeControls() {
 	saveFieldToHistoryLocalDraft();
 	unregisterDraftSources();
@@ -2497,7 +2524,7 @@ void ComposeControls::finishAnimating() {
 
 void ComposeControls::updateControlsGeometry(QSize size) {
 	// (_attachToggle|_replaceMedia) (_sendAs) -- _inlineResults ------ _tabbedPanel -- _fieldBarCancel
-	// (_attachDocument|_attachPhoto) _field (_ttlInfo) (_silent|_botCommandStart) _tabbedSelectorToggle _send
+	// (_attachDocument|_attachPhoto) _field (_ttlInfo) (_scheduled) (_silent|_botCommandStart) _tabbedSelectorToggle _send
 
 	const auto fieldWidth = size.width()
 		- _attachToggle->width()
@@ -2508,6 +2535,7 @@ void ComposeControls::updateControlsGeometry(QSize size) {
 		- (_likeShown ? _like->width() : 0)
 		- (_botCommandShown ? _botCommandStart->width() : 0)
 		- (_silent ? _silent->width() : 0)
+		- (_scheduled ? _scheduled->width() : 0)
 		- (_ttlInfo ? _ttlInfo->width() : 0);
 	{
 		const auto oldFieldHeight = _field->height();
@@ -2566,6 +2594,10 @@ void ComposeControls::updateControlsGeometry(QSize size) {
 		_silent->moveToRight(right, buttonsTop);
 		right += _silent->width();
 	}
+	if (_scheduled) {
+		_scheduled->moveToRight(right, buttonsTop);
+		right += _scheduled->width();
+	}
 	if (_ttlInfo) {
 		_ttlInfo->move(size.width() - right - _ttlInfo->width(), buttonsTop);
 	}
@@ -2595,6 +2627,9 @@ void ComposeControls::updateControlsVisibility() {
 	} else {
 		_attachToggle->show();
 	}
+	if (_scheduled) {
+		_scheduled->setVisible(!isEditingMessage());
+	}
 }
 
 bool ComposeControls::updateLikeShown() {
diff --git a/Telegram/SourceFiles/history/view/controls/history_view_compose_controls.h b/Telegram/SourceFiles/history/view/controls/history_view_compose_controls.h
index 82d1a24dea..779c8c2d87 100644
--- a/Telegram/SourceFiles/history/view/controls/history_view_compose_controls.h
+++ b/Telegram/SourceFiles/history/view/controls/history_view_compose_controls.h
@@ -112,6 +112,7 @@ struct ComposeControlsDescriptor {
 	QString voiceCustomCancelText;
 	bool voiceLockFromBottom = false;
 	ChatHelpers::ComposeFeatures features;
+	rpl::producer<bool> scheduledToggleValue;
 };
 
 class ComposeControls final {
@@ -172,6 +173,7 @@ public:
 	[[nodiscard]] auto replyNextRequests() const
 	-> rpl::producer<ReplyNextRequest>;
 	[[nodiscard]] rpl::producer<> focusRequests() const;
+	[[nodiscard]] rpl::producer<> showScheduledRequests() const;
 
 	using MimeDataHook = Fn<bool(
 		not_null<const QMimeData*> data,
@@ -382,6 +384,7 @@ private:
 	std::unique_ptr<Ui::SilentToggle> _silent;
 	std::unique_ptr<Controls::TTLButton> _ttlInfo;
 	base::unique_qptr<Controls::CharactersLimitLabel> _charsLimitation;
+	base::unique_qptr<Ui::IconButton> _scheduled;
 
 	std::unique_ptr<InlineBots::Layout::Widget> _inlineResults;
 	std::unique_ptr<ChatHelpers::TabbedPanel> _tabbedPanel;
@@ -408,6 +411,7 @@ private:
 	rpl::event_stream<> _likeToggled;
 	rpl::event_stream<ReplyNextRequest> _replyNextRequests;
 	rpl::event_stream<> _focusRequests;
+	rpl::event_stream<> _showScheduledRequests;
 	rpl::variable<bool> _recording;
 	rpl::variable<bool> _hasSendText;
 
diff --git a/Telegram/SourceFiles/history/view/history_view_message.cpp b/Telegram/SourceFiles/history/view/history_view_message.cpp
index 0c88e71e6e..18c3dc57a3 100644
--- a/Telegram/SourceFiles/history/view/history_view_message.cpp
+++ b/Telegram/SourceFiles/history/view/history_view_message.cpp
@@ -861,7 +861,9 @@ QSize Message::performCountOptimalSize() {
 
 void Message::refreshTopicButton() {
 	const auto item = data();
-	if (isAttachedToPrevious() || context() != Context::History) {
+	if (isAttachedToPrevious()
+			|| (context() != Context::History)
+			|| item->isScheduled()) {
 		_topicButton = nullptr;
 	} else if (const auto topic = item->topic()) {
 		if (!_topicButton) {
diff --git a/Telegram/SourceFiles/history/view/history_view_replies_section.cpp b/Telegram/SourceFiles/history/view/history_view_replies_section.cpp
index 8813a2c05f..7e4f218b24 100644
--- a/Telegram/SourceFiles/history/view/history_view_replies_section.cpp
+++ b/Telegram/SourceFiles/history/view/history_view_replies_section.cpp
@@ -14,6 +14,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "history/view/history_view_sticker_toast.h"
 #include "history/view/history_view_cursor_state.h"
 #include "history/view/history_view_contact_status.h"
+#include "history/view/history_view_scheduled_section.h"
 #include "history/view/history_view_service_message.h"
 #include "history/view/history_view_pinned_tracker.h"
 #include "history/view/history_view_pinned_section.h"
@@ -62,6 +63,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "data/data_changes.h"
 #include "data/data_shared_media.h"
 #include "data/data_send_action.h"
+#include "data/data_scheduled_messages.h"
 #include "data/data_premium_limits.h"
 #include "storage/storage_media_prepare.h"
 #include "storage/storage_account.h"
@@ -221,9 +223,19 @@ RepliesWidget::RepliesWidget(
 			listShowPremiumToast(emoji);
 		},
 		.mode = ComposeControls::Mode::Normal,
-		.sendMenuType = SendMenu::Type::SilentOnly,
+		.sendMenuType = _topic
+			? SendMenu::Type::Scheduled
+			: SendMenu::Type::SilentOnly,
 		.regularWindow = controller,
 		.stickerOrEmojiChosen = controller->stickerOrEmojiChosen(),
+		.scheduledToggleValue = _topic
+			? rpl::single(rpl::empty_value()) | rpl::then(
+				session().data().scheduledMessages().updates(
+					_topic->owningHistory())
+			) | rpl::map([=] {
+				return session().data().scheduledMessages().hasFor(_topic);
+			})
+			: rpl::single(false),
 	}))
 , _translateBar(std::make_unique<TranslateBar>(this, controller, history))
 , _scroll(std::make_unique<Ui::ScrollArea>(
@@ -364,6 +376,20 @@ RepliesWidget::RepliesWidget(
 		) | rpl::start_with_next([=] {
 			_inner->update();
 		}, lifetime());
+	} else {
+		session().api().sendActions(
+		) | rpl::filter([=](const Api::SendAction &action) {
+			return (action.history == _history)
+				&& (action.replyTo.topicRootId == _topic->topicRootId());
+		}) | rpl::start_with_next([=](const Api::SendAction &action) {
+			if (action.options.scheduled) {
+				_composeControls->cancelReplyMessage();
+				crl::on_main(this, [=, t = _topic] {
+					controller->showSection(
+						std::make_shared<HistoryView::ScheduledMemento>(t));
+				});
+			}
+		}, lifetime());
 	}
 
 	setupTopicViewer();
@@ -778,6 +804,14 @@ void RepliesWidget::setupComposeControls() {
 			data.direction == Direction::Next);
 	}, lifetime());
 
+	_composeControls->showScheduledRequests(
+	) | rpl::start_with_next([=] {
+		controller()->showSection(
+			_topic
+				? std::make_shared<HistoryView::ScheduledMemento>(_topic)
+				: std::make_shared<HistoryView::ScheduledMemento>(_history));
+	}, lifetime());
+
 	_composeControls->setMimeDataHook([=](
 			not_null<const QMimeData*> data,
 			Ui::InputField::MimeAction action) {
diff --git a/Telegram/SourceFiles/history/view/history_view_scheduled_section.cpp b/Telegram/SourceFiles/history/view/history_view_scheduled_section.cpp
index 2b00066bbd..56f106e269 100644
--- a/Telegram/SourceFiles/history/view/history_view_scheduled_section.cpp
+++ b/Telegram/SourceFiles/history/view/history_view_scheduled_section.cpp
@@ -33,6 +33,8 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "core/mime_type.h"
 #include "chat_helpers/tabbed_selector.h"
 #include "main/main_session.h"
+#include "data/data_forum.h"
+#include "data/data_forum_topic.h"
 #include "data/data_session.h"
 #include "data/data_changes.h"
 #include "data/data_scheduled_messages.h"
@@ -53,6 +55,16 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 
 namespace HistoryView {
 
+ScheduledMemento::ScheduledMemento(not_null<History*> history)
+: _history(history)
+, _forumTopic(nullptr) {
+}
+
+ScheduledMemento::ScheduledMemento(not_null<Data::ForumTopic*> forumTopic)
+: _history(forumTopic->owningHistory())
+, _forumTopic(forumTopic) {
+}
+
 object_ptr<Window::SectionWidget> ScheduledMemento::createWidget(
 		QWidget *parent,
 		not_null<Window::SessionController*> controller,
@@ -61,7 +73,11 @@ object_ptr<Window::SectionWidget> ScheduledMemento::createWidget(
 	if (column == Window::Column::Third) {
 		return nullptr;
 	}
-	auto result = object_ptr<ScheduledWidget>(parent, controller, _history);
+	auto result = object_ptr<ScheduledWidget>(
+		parent,
+		controller,
+		_history,
+		_forumTopic);
 	result->setInternalState(geometry, this);
 	return result;
 }
@@ -69,9 +85,11 @@ object_ptr<Window::SectionWidget> ScheduledMemento::createWidget(
 ScheduledWidget::ScheduledWidget(
 	QWidget *parent,
 	not_null<Window::SessionController*> controller,
-	not_null<History*> history)
+	not_null<History*> history,
+	const Data::ForumTopic *forumTopic)
 : Window::SectionWidget(parent, controller, history->peer)
 , _history(history)
+, _forumTopic(forumTopic)
 , _scroll(
 	this,
 	controller->chatStyle()->value(lifetime(), st::historyScroll),
@@ -175,30 +193,80 @@ ScheduledWidget::ScheduledWidget(
 ScheduledWidget::~ScheduledWidget() = default;
 
 void ScheduledWidget::setupComposeControls() {
-	auto writeRestriction = rpl::combine(
-		session().changes().peerFlagsValue(
-			_history->peer,
-			Data::PeerUpdate::Flag::Rights),
-		Data::CanSendAnythingValue(_history->peer)
-	) | rpl::map([=] {
-		const auto allWithoutPolls = Data::AllSendRestrictions()
-			& ~ChatRestriction::SendPolls;
-		const auto canSendAnything = Data::CanSendAnyOf(
-			_history->peer,
-			allWithoutPolls);
-		const auto restriction = Data::RestrictionError(
-			_history->peer,
-			ChatRestriction::SendOther);
-		auto text = !canSendAnything
-			? (restriction
-				? restriction
-				: tr::lng_group_not_accessible(tr::now))
-			: std::optional<QString>();
-		return text ? Controls::WriteRestriction{
-			.text = std::move(*text),
-			.type = Controls::WriteRestrictionType::Rights,
-		} : Controls::WriteRestriction();
-	});
+	auto writeRestriction = _forumTopic
+		? [&] {
+			auto topicWriteRestrictions = rpl::single(
+			) | rpl::then(session().changes().topicUpdates(
+				Data::TopicUpdate::Flag::Closed
+			) | rpl::filter([=](const Data::TopicUpdate &update) {
+				return (update.topic->history() == _history)
+					&& (update.topic->rootId() == _forumTopic->rootId());
+			}) | rpl::to_empty) | rpl::map([=] {
+				return (!_forumTopic
+						|| _forumTopic->canToggleClosed()
+						|| !_forumTopic->closed())
+					? std::optional<QString>()
+					: tr::lng_forum_topic_closed(tr::now);
+			});
+			return rpl::combine(
+				session().changes().peerFlagsValue(
+					_history->peer,
+					Data::PeerUpdate::Flag::Rights),
+				Data::CanSendAnythingValue(_history->peer),
+				std::move(topicWriteRestrictions)
+			) | rpl::map([=](
+					auto,
+					auto,
+					std::optional<QString> topicRestriction) {
+				const auto allWithoutPolls = Data::AllSendRestrictions()
+					& ~ChatRestriction::SendPolls;
+				const auto canSendAnything = Data::CanSendAnyOf(
+					_forumTopic,
+					allWithoutPolls);
+				const auto restriction = Data::RestrictionError(
+					_history->peer,
+					ChatRestriction::SendOther);
+				auto text = !canSendAnything
+					? (restriction
+						? restriction
+						: topicRestriction
+						? std::move(topicRestriction)
+						: tr::lng_group_not_accessible(tr::now))
+					: topicRestriction
+					? std::move(topicRestriction)
+					: std::optional<QString>();
+				return text ? Controls::WriteRestriction{
+					.text = std::move(*text),
+					.type = Controls::WriteRestrictionType::Rights,
+				} : Controls::WriteRestriction();
+			});
+		}()
+		: [&] {
+			return rpl::combine(
+				session().changes().peerFlagsValue(
+					_history->peer,
+					Data::PeerUpdate::Flag::Rights),
+				Data::CanSendAnythingValue(_history->peer)
+			) | rpl::map([=] {
+				const auto allWithoutPolls = Data::AllSendRestrictions()
+					& ~ChatRestriction::SendPolls;
+				const auto canSendAnything = Data::CanSendAnyOf(
+					_history->peer,
+					allWithoutPolls);
+				const auto restriction = Data::RestrictionError(
+					_history->peer,
+					ChatRestriction::SendOther);
+				auto text = !canSendAnything
+					? (restriction
+						? restriction
+						: tr::lng_group_not_accessible(tr::now))
+					: std::optional<QString>();
+				return text ? Controls::WriteRestriction{
+					.text = std::move(*text),
+					.type = Controls::WriteRestrictionType::Rights,
+				} : Controls::WriteRestriction();
+			});
+		}();
 	_composeControls->setHistory({
 		.history = _history.get(),
 		.writeRestriction = std::move(writeRestriction),
@@ -564,6 +632,12 @@ Api::SendAction ScheduledWidget::prepareSendAction(
 		Api::SendOptions options) const {
 	auto result = Api::SendAction(_history, options);
 	result.options.sendAs = _composeControls->sendAsPeer();
+	if (_forumTopic) {
+		result.replyTo.topicRootId = _forumTopic->topicRootId();
+		result.replyTo.messageId = FullMsgId(
+			history()->peer->id,
+			_forumTopic->topicRootId());
+	}
 	return result;
 }
 
@@ -576,7 +650,7 @@ void ScheduledWidget::send() {
 	const auto error = GetErrorTextForSending(
 		_history->peer,
 		{
-			.topicRootId = MsgId(),
+			.topicRootId = _forumTopic ? _forumTopic->topicRootId() : MsgId(),
 			.forward = nullptr,
 			.text = &textWithTags,
 			.ignoreSlowmodeCountdown = true,
@@ -943,6 +1017,16 @@ bool ScheduledWidget::returnTabbedSelector() {
 }
 
 std::shared_ptr<Window::SectionMemento> ScheduledWidget::createMemento() {
+	if (_forumTopic) {
+		if (const auto forum = history()->asForum()) {
+			const auto rootId = _forumTopic->topicRootId();
+			if (const auto topic = forum->topicFor(rootId)) {
+				auto result = std::make_shared<ScheduledMemento>(topic);
+				saveState(result.get());
+				return result;
+			}
+		}
+	}
 	auto result = std::make_shared<ScheduledMemento>(history());
 	saveState(result.get());
 	return result;
@@ -1098,7 +1182,9 @@ rpl::producer<Data::MessagesSlice> ScheduledWidget::listSource(
 	return rpl::single(rpl::empty) | rpl::then(
 		data->scheduledMessages().updates(_history)
 	) | rpl::map([=] {
-		return data->scheduledMessages().list(_history);
+		return _forumTopic
+			? data->scheduledMessages().list(_forumTopic)
+			: data->scheduledMessages().list(_history);
 	}) | rpl::after_next([=](const Data::MessagesSlice &slice) {
 		highlightSingleNewMessage(slice);
 	});
@@ -1187,6 +1273,9 @@ void ScheduledWidget::listUpdateDateLink(
 }
 
 bool ScheduledWidget::listElementHideReply(not_null<const Element*> view) {
+	if (const auto root = view->data()->topicRootId()) {
+		return root == view->data()->replyTo().messageId.msg;
+	}
 	return false;
 }
 
diff --git a/Telegram/SourceFiles/history/view/history_view_scheduled_section.h b/Telegram/SourceFiles/history/view/history_view_scheduled_section.h
index 857410b4f5..850e56bb79 100644
--- a/Telegram/SourceFiles/history/view/history_view_scheduled_section.h
+++ b/Telegram/SourceFiles/history/view/history_view_scheduled_section.h
@@ -58,7 +58,8 @@ public:
 	ScheduledWidget(
 		QWidget *parent,
 		not_null<Window::SessionController*> controller,
-		not_null<History*> history);
+		not_null<History*> history,
+		const Data::ForumTopic *forumTopic);
 	~ScheduledWidget();
 
 	not_null<History*> history() const;
@@ -261,6 +262,7 @@ private:
 		Api::SendOptions options);
 
 	const not_null<History*> _history;
+	const Data::ForumTopic *_forumTopic;
 	std::shared_ptr<Ui::ChatTheme> _theme;
 	object_ptr<Ui::ScrollArea> _scroll;
 	QPointer<ListWidget> _inner;
@@ -280,9 +282,8 @@ private:
 
 class ScheduledMemento : public Window::SectionMemento {
 public:
-	ScheduledMemento(not_null<History*> history)
-	: _history(history) {
-	}
+	ScheduledMemento(not_null<History*> history);
+	ScheduledMemento(not_null<Data::ForumTopic*> forumTopic);
 
 	object_ptr<Window::SectionWidget> createWidget(
 		QWidget *parent,
@@ -300,6 +301,7 @@ public:
 
 private:
 	const not_null<History*> _history;
+	const Data::ForumTopic *_forumTopic;
 	ListMemento _list;
 
 };