Improve top bar design for forum / topic.

Telegram/SourceFiles/dialogs/dialogs_widget.cpp

@@ -707,14 +707,16 @@ void Widget::refreshFolderTopBar() {
 			_folderTopBar.create(this, controller());
 			updateControlsGeometry();
 		}
+		const auto history = _openedForum
+			? session().data().history(_openedForum).get()
+			: nullptr;
 		_folderTopBar->setActiveChat(
 			HistoryView::TopBarWidget::ActiveChat{
 				.key = (_openedForum
-					? Dialogs::Key(session().data().history(_openedForum))
+					? Dialogs::Key(history)
 					: Dialogs::Key(_openedFolder)),
 				.section = Dialogs::EntryState::Section::ChatsList,
-			},
-			nullptr);
+			}, history ? history->sendActionPainter().get() : nullptr);
 	} else {
 		_folderTopBar.destroy();
 	}

Telegram/SourceFiles/dialogs/ui/dialogs_layout.cpp

@@ -822,7 +822,10 @@ void RowPainter::Paint(
 	const auto badgesState = entry->chatListBadgesState();
 	const auto item = entry->chatListMessage();
 	const auto cloudDraft = [&]() -> const Data::Draft*{
-		if (thread && (!item || !badgesState.unread)) {
+		if (!thread) {
+			return nullptr;
+		}
+		if ((!peer || !peer->isForum()) && (!item || !badgesState.unread)) {
 			// Draw item, if there are unread messages.
 			const auto draft = thread->owningHistory()->cloudDraft(
 				thread->topicRootId());

Telegram/SourceFiles/history/history.cpp

@@ -1924,7 +1924,9 @@ void History::applyPinnedUpdate(const MTPDupdateDialogPinned &data) {
 TimeId History::adjustedChatListTimeId() const {
 	const auto result = chatListTimeId();
 	if (const auto draft = cloudDraft(MsgId(0))) {
-		if (!Data::DraftIsNull(draft) && !session().supportMode()) {
+		if (!peer->forum()
+			&& !Data::DraftIsNull(draft)
+			&& !session().supportMode()) {
 			return std::max(result, draft->date);
 		}
 	}
@@ -2914,6 +2916,9 @@ void History::forumChanged(Data::Forum *old) {
 	} else {
 		_flags &= ~Flag::IsForum;
 	}
+	if (cloudDraft(MsgId(0))) {
+		updateChatListSortPosition();
+	}
 }
 
 not_null<History*> History::migrateToOrMe() const {

Telegram/SourceFiles/history/view/history_view_top_bar_widget.cpp

@@ -13,6 +13,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "ui/boxes/confirm_box.h"
 #include "info/info_memento.h"
 #include "info/info_controller.h"
+#include "info/profile/info_profile_values.h"
 #include "storage/storage_shared_media.h"
 #include "mainwidget.h"
 #include "mainwindow.h"
@@ -177,11 +178,15 @@ TopBarWidget::TopBarWidget(
 			&& (_activeChat.key.peer() == update.peer)) {
 			updateControlsVisibility();
 		}
-		if (update.flags
-			& (UpdateFlag::OnlineStatus
-				| UpdateFlag::Members
-				| UpdateFlag::SupportInfo)) {
+		if ((update.flags & UpdateFlag::OnlineStatus)
+			&& trackOnlineOf(update.peer)) {
 			updateOnlineDisplay();
+		} else if (update.flags
+			& (UpdateFlag::Members | UpdateFlag::SupportInfo)) {
+			if (update.peer == _activeChat.key.peer()
+				&& !_activeChat.key.topic()) {
+				updateOnlineDisplay();
+			}
 		}
 		if ((update.flags & UpdateFlag::EmojiStatus)
 			&& (_activeChat.key.peer() == update.peer)) {
@@ -496,8 +501,7 @@ void TopBarWidget::paintTopBar(Painter &p) {
 	} else if (folder
 		|| history->peer->sharedMediaInfo()
 		|| (_activeChat.section == Section::Scheduled)
-		|| (_activeChat.section == Section::Pinned)
-		|| (_activeChat.section == Section::ChatsList)) {
+		|| (_activeChat.section == Section::Pinned)) {
 		// #TODO forum name emoji.
 		auto text = (_activeChat.section == Section::Scheduled)
 			? ((history && history->peer->isSelf())
@@ -768,7 +772,17 @@ void TopBarWidget::setActiveChat(
 				return (seen.peer == history->peer);
 			}) | rpl::start_with_next([=](const InteractionSeen &seen) {
 				handleEmojiInteractionSeen(seen.emoticon);
-			}, lifetime());
+			}, _activeChatLifetime);
+		}
+
+		if (const auto topic = _activeChat.key.topic()) {
+			Info::Profile::NameValue(
+				topic->channel()
+			) | rpl::start_with_next([=](const QString &name) {
+				_titlePeerText.setText(st::dialogsTextStyle, name);
+				_titlePeerTextOnline = false;
+				update();
+			}, _activeChatLifetime);
 		}
 	}
 	updateUnreadBadge();
@@ -930,7 +944,9 @@ void TopBarWidget::updateControlsGeometry() {
 		_rightTaken += _call->width();
 	}
 	_search->moveToRight(_rightTaken, otherButtonsTop);
-	_rightTaken += _search->width() + st::topBarCallSkip;
+	if (!_search->isHidden()) {
+		_rightTaken += _search->width() + st::topBarCallSkip;
+	}
 
 	updateMembersShowArea();
 }
@@ -1030,7 +1046,10 @@ void TopBarWidget::updateControlsVisibility() {
 void TopBarWidget::updateMembersShowArea() {
 	const auto membersShowAreaNeeded = [&] {
 		const auto peer = _activeChat.key.peer();
-		if (showSelectedState() || !peer) {
+		if (showSelectedState()
+			|| !peer
+			|| _activeChat.section == Section::ChatsList
+			|| _activeChat.key.topic()) {
 			return false;
 		} else if (const auto chat = peer->asChat()) {
 			return chat->amIn();
@@ -1194,9 +1213,25 @@ void TopBarWidget::updateInfoToggleActive() {
 	_infoToggle->setRippleColorOverride(rippleOverride);
 }
 
+bool TopBarWidget::trackOnlineOf(not_null<PeerData*> user) const {
+	const auto peer = _activeChat.key.peer();
+	if (!peer || _activeChat.key.topic() || !user->isUser()) {
+		return false;
+	} else if (peer->isUser()) {
+		return (peer == user);
+	} else if (const auto chat = peer->asChat()) {
+		return chat->participants.contains(user->asUser());
+	} else if (const auto channel = peer->asMegagroup()) {
+		return ranges::contains(
+			channel->mgInfo->lastParticipants,
+			not_null{ user->asUser() });
+	}
+	return false;
+}
+
 void TopBarWidget::updateOnlineDisplay() {
 	const auto peer = _activeChat.key.peer();
-	if (!peer) {
+	if (!peer || _activeChat.key.topic()) {
 		return;
 	}
 

Telegram/SourceFiles/history/view/history_view_top_bar_widget.h

@@ -138,7 +138,8 @@ private:
 		int availableWidth,
 		int outerWidth);
 	bool paintConnectingState(Painter &p, int left, int top, int outerWidth);
-	QRect getMembersShowAreaGeometry() const;
+	[[nodiscard]] QRect getMembersShowAreaGeometry() const;
+	[[nodiscard]] bool trackOnlineOf(not_null<PeerData*> user) const;
 	void updateMembersShowArea();
 	void updateOnlineDisplay();
 	void updateOnlineDisplayTimer();