Support active selection in recommendations.

Telegram/SourceFiles/boxes/peer_list_box.cpp

@@ -734,9 +734,9 @@ auto PeerListRow::generateNameWords() const
 	return peer()->nameWords();
 }
 
-QPoint PeerListRow::computeNamePosition(
+const style::PeerListItem &PeerListRow::computeSt(
 		const style::PeerListItem &st) const {
-	return st.namePosition;
+	return st;
 }
 
 void PeerListRow::invalidatePixmapsCache() {
@@ -1693,7 +1693,9 @@ crl::time PeerListContent::paintRow(
 	const auto row = getRow(index);
 	Assert(row != nullptr);
 
-	row->lazyInitialize(_st.item);
+	const auto &st = row->computeSt(_st.item);
+
+	row->lazyInitialize(st);
 	const auto outerWidth = width();
 
 	auto refreshStatusAt = row->refreshStatusTime();
@@ -1721,8 +1723,8 @@ crl::time PeerListContent::paintRow(
 
 	const auto opacity = row->opacity();
 	const auto &bg = selected
-		? _st.item.button.textBgOver
-		: _st.item.button.textBg;
+		? st.button.textBgOver
+		: st.button.textBg;
 	if (opacity < 1.) {
 		p.setOpacity(opacity);
 	}
@@ -1736,34 +1738,34 @@ crl::time PeerListContent::paintRow(
 	row->paintRipple(p, 0, 0, outerWidth);
 	row->paintUserpic(
 		p,
-		_st.item,
-		_st.item.photoPosition.x(),
-		_st.item.photoPosition.y(),
+		st,
+		st.photoPosition.x(),
+		st.photoPosition.y(),
 		outerWidth);
 
 	p.setPen(st::contactsNameFg);
 
-	const auto skipRight = _st.item.photoPosition.x();
+	const auto skipRight = st.photoPosition.x();
 	const auto rightActionSize = row->rightActionSize();
 	const auto rightActionMargins = rightActionSize.isEmpty()
 		? QMargins()
 		: row->rightActionMargins();
 	const auto &name = row->name();
-	const auto namePosition = row->computeNamePosition(_st.item);
+	const auto namePosition = st.namePosition;
 	const auto namex = namePosition.x();
 	const auto namey = namePosition.y();
 	auto namew = outerWidth - namex - skipRight;
 	if (!rightActionSize.isEmpty()
 		&& (namey < rightActionMargins.top() + rightActionSize.height())
-		&& (namey + _st.item.nameStyle.font->height
+		&& (namey + st.nameStyle.font->height
 			> rightActionMargins.top())) {
 		namew -= rightActionMargins.left()
 			+ rightActionSize.width()
 			+ rightActionMargins.right()
 			- skipRight;
 	}
-	const auto statusx = _st.item.statusPosition.x();
-	const auto statusy = _st.item.statusPosition.y();
+	const auto statusx = st.statusPosition.x();
+	const auto statusy = st.statusPosition.y();
 	auto statusw = outerWidth - statusx - skipRight;
 	if (!rightActionSize.isEmpty()
 		&& (statusy < rightActionMargins.top() + rightActionSize.height())
@@ -1785,7 +1787,7 @@ crl::time PeerListContent::paintRow(
 		width(),
 		selected);
 	auto nameCheckedRatio = row->disabled() ? 0. : row->checkedRatio();
-	p.setPen(anim::pen(_st.item.nameFg, _st.item.nameFgChecked, nameCheckedRatio));
+	p.setPen(anim::pen(st.nameFg, st.nameFgChecked, nameCheckedRatio));
 	name.drawLeftElided(p, namex, namey, namew, width());
 
 	p.setFont(st::contactsStatusFont);
@@ -1804,17 +1806,17 @@ crl::time PeerListContent::paintRow(
 			if (highlightedWidth > availableWidth) {
 				highlightedPart = st::contactsStatusFont->elided(highlightedPart, availableWidth);
 			}
-			p.setPen(_st.item.statusFgActive);
+			p.setPen(st.statusFgActive);
 			p.drawTextLeft(statusx, statusy, width(), highlightedPart);
 		} else {
 			grayedPart = st::contactsStatusFont->elided(grayedPart, availableWidth - highlightedWidth);
-			p.setPen(_st.item.statusFgActive);
+			p.setPen(st.statusFgActive);
 			p.drawTextLeft(statusx, statusy, width(), highlightedPart);
-			p.setPen(selected ? _st.item.statusFgOver : _st.item.statusFg);
+			p.setPen(selected ? st.statusFgOver : st.statusFg);
 			p.drawTextLeft(statusx + highlightedWidth, statusy, width(), grayedPart);
 		}
 	} else {
-		row->paintStatusText(p, _st.item, statusx, statusy, statusw, width(), selected);
+		row->paintStatusText(p, st, statusx, statusy, statusw, width(), selected);
 	}
 
 	row->elementsPaint(

Telegram/SourceFiles/boxes/peer_list_box.h

@@ -100,7 +100,7 @@ public:
 		-> const base::flat_set<QChar> &;
 	[[nodiscard]] virtual auto generateNameWords() const
 		-> const base::flat_set<QString> &;
-	[[nodiscard]] virtual QPoint computeNamePosition(
+	[[nodiscard]] virtual const style::PeerListItem &computeSt(
 		const style::PeerListItem &st) const;
 
 	virtual void preloadUserpic();

Telegram/SourceFiles/dialogs/dialogs.style

@@ -622,7 +622,23 @@ recentPeersList: PeerList(defaultPeerList) {
 	padding: margins(0px, 4px, 0px, 4px);
 	item: recentPeersItem;
 }
-recentPeersSpecialNamePosition: point(64px, 19px);
+recentPeersItemActive: PeerListItem(recentPeersItem) {
+	nameFg: dialogsNameFgActive;
+	nameFgChecked: dialogsNameFgActive;
+	button: OutlineButton(defaultPeerListButton) {
+		textBg: dialogsBgActive;
+		textBgOver: dialogsBgActive;
+		ripple: RippleAnimation(defaultRippleAnimation) {
+			color: dialogsRippleBgActive;
+		}
+	}
+	statusFg: dialogsTextFgActive;
+	statusFgOver: dialogsTextFgActive;
+	statusFgActive: dialogsTextFgActive;
+}
+recentPeersSpecialName: PeerListItem(recentPeersItem) {
+	namePosition: point(64px, 19px);
+}
 
 dialogsSearchTabs: SettingsSlider(defaultSettingsSlider) {
 	height: 33px;

Telegram/SourceFiles/dialogs/ui/dialogs_suggestions.cpp

@@ -71,7 +71,8 @@ public:
 		bool actionSelected) override;
 	bool rightActionDisabled() const override;
 
-	QPoint computeNamePosition(const style::PeerListItem &st) const override;
+	const style::PeerListItem &computeSt(
+		const style::PeerListItem &st) const override;
 
 private:
 	const not_null<History*> _history;
@@ -120,6 +121,20 @@ private:
 
 };
 
+class ChannelRow final : public PeerListRow {
+public:
+	using PeerListRow::PeerListRow;
+
+	void setActive(bool active);
+
+	const style::PeerListItem &computeSt(
+		const style::PeerListItem &st) const override;
+
+private:
+	bool _active = false;
+
+};
+
 class MyChannelsController final
 	: public PeerListController
 	, public base::has_weak_ptr {
@@ -186,6 +201,7 @@ private:
 
 	const not_null<Window::SessionController*> _window;
 	rpl::variable<int> _count;
+	History *_activeHistory = nullptr;
 	bool _requested = false;
 	rpl::event_stream<not_null<PeerData*>> _chosen;
 	rpl::lifetime _lifetime;
@@ -367,10 +383,20 @@ bool RecentRow::rightActionDisabled() const {
 	return true;
 }
 
-QPoint RecentRow::computeNamePosition(const style::PeerListItem &st) const {
+const style::PeerListItem &RecentRow::computeSt(
+		const style::PeerListItem &st) const {
 	return (peer()->isSelf() || peer()->isRepliesChat())
-		? st::recentPeersSpecialNamePosition
-		: st.namePosition;
+		? st::recentPeersSpecialName
+		: st;
+}
+
+void ChannelRow::setActive(bool active) {
+	_active = active;
+}
+
+const style::PeerListItem &ChannelRow::computeSt(
+		const style::PeerListItem &st) const {
+	return _active ? st::recentPeersItemActive : st::recentPeersItem;
 }
 
 RecentsController::RecentsController(
@@ -763,10 +789,31 @@ void RecommendationsController::fill() {
 	}
 	delegate()->peerListRefreshRows();
 	_count = delegate()->peerListFullRowsCount();
+
+	_window->activeChatValue() | rpl::start_with_next([=](const Key &key) {
+		const auto history = key.history();
+		if (_activeHistory == history) {
+			return;
+		} else if (_activeHistory) {
+			const auto id = _activeHistory->peer->id.value;
+			if (const auto row = delegate()->peerListFindRow(id)) {
+				static_cast<ChannelRow*>(row)->setActive(false);
+				delegate()->peerListUpdateRow(row);
+			}
+		}
+		_activeHistory = history;
+		if (_activeHistory) {
+			const auto id = _activeHistory->peer->id.value;
+			if (const auto row = delegate()->peerListFindRow(id)) {
+				static_cast<ChannelRow*>(row)->setActive(true);
+				delegate()->peerListUpdateRow(row);
+			}
+		}
+	}, _lifetime);
 }
 
 void RecommendationsController::appendRow(not_null<ChannelData*> channel) {
-	auto row = std::make_unique<PeerListRow>(channel);
+	auto row = std::make_unique<ChannelRow>(channel);
 	if (channel->membersCountKnown()) {
 		row->setCustomStatus((channel->isBroadcast()
 			? tr::lng_chat_status_subscribers