Upgrade settings_blocked_peers to full builder pattern

Move Blocked class to anonymous namespace in .cpp, export only
Type BlockedPeersId() in header. Remove extern SectionBuildMethod
from header. Update references in privacy_security and deep_links.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Telegram/SourceFiles/settings/sections/settings_blocked_peers.cpp

@@ -51,16 +51,37 @@ void BuildBlockedSection(SectionBuilder &builder) {
 	});
 }
 
-const auto kMeta = BuildHelper({
-	.id = Blocked::Id(),
-	.parentId = PrivacySecurity::Id(),
-	.title = &tr::lng_settings_blocked_users,
-	.icon = &st::menuIconBlock,
-}, [](SectionBuilder &builder) {
-	BuildBlockedSection(builder);
-});
+class Blocked : public Section<Blocked> {
+public:
+	Blocked(
+		QWidget *parent,
+		not_null<Window::SessionController*> controller);
 
-} // namespace
+	void showFinished() override;
+
+	[[nodiscard]] rpl::producer<QString> title() override;
+
+	[[nodiscard]] base::weak_qptr<Ui::RpWidget> createPinnedToTop(
+		not_null<QWidget*> parent) override;
+
+private:
+	void setupContent();
+	void checkTotal(int total);
+
+	void visibleTopBottomUpdated(int visibleTop, int visibleBottom) override;
+
+	const not_null<Ui::VerticalLayout*> _container;
+
+	base::unique_qptr<Ui::RpWidget> _loading;
+
+	rpl::variable<int> _countBlocked;
+
+	rpl::event_stream<> _showFinished;
+	rpl::event_stream<bool> _emptinessChanges;
+
+	QPointer<Ui::RpWidget> _blockUserButton;
+
+};
 
 Blocked::Blocked(
 	QWidget *parent,
@@ -255,7 +276,39 @@ void Blocked::setupContent() {
 		resize(width(), std::max(height, min));
 	}, _container->lifetime());
 
-	build(_container, Builder::BlockedSection);
+	const SectionBuildMethod buildMethod = [](
+			not_null<Ui::VerticalLayout*> container,
+			not_null<Window::SessionController*> controller,
+			Fn<void(Type)> showOther,
+			rpl::producer<> showFinished) {
+		auto &lifetime = container->lifetime();
+		const auto highlights = lifetime.make_state<HighlightRegistry>();
+
+		auto builder = SectionBuilder(WidgetContext{
+			.container = container,
+			.controller = controller,
+			.showOther = std::move(showOther),
+			.isPaused = Window::PausedIn(
+				controller,
+				Window::GifPauseReason::Layer),
+			.highlights = highlights,
+		});
+
+		BuildBlockedSection(builder);
+
+		std::move(showFinished) | rpl::on_next([=] {
+			for (const auto &[id, entry] : *highlights) {
+				if (entry.widget) {
+					controller->checkHighlightControl(
+						id,
+						entry.widget,
+						base::duplicate(entry.args));
+				}
+			}
+		}, lifetime);
+	};
+
+	build(_container, buildMethod);
 }
 
 void Blocked::checkTotal(int total) {
@@ -275,9 +328,19 @@ void Blocked::showFinished() {
 		_blockUserButton);
 }
 
-namespace Builder {
+const auto kMeta = BuildHelper({
+	.id = Blocked::Id(),
+	.parentId = PrivacySecurity::Id(),
+	.title = &tr::lng_settings_blocked_users,
+	.icon = &st::menuIconBlock,
+}, [](SectionBuilder &builder) {
+	BuildBlockedSection(builder);
+});
 
-SectionBuildMethod BlockedSection = kMeta.build;
+} // namespace
+
+Type BlockedPeersId() {
+	return Blocked::Id();
+}
 
-} // namespace Builder
 } // namespace Settings

Telegram/SourceFiles/settings/sections/settings_blocked_peers.h

@@ -7,54 +7,14 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 */
 #pragma once
 
-#include "settings/settings_common_session.h"
 #include "settings/settings_type.h"
 
-namespace Ui {
-class VerticalLayout;
-} // namespace Ui
-
 namespace Window {
-class Controller;
+class SessionController;
 } // namespace Window
 
 namespace Settings {
 
-class Blocked : public Section<Blocked> {
-public:
-	Blocked(
-		QWidget *parent,
-		not_null<Window::SessionController*> controller);
+[[nodiscard]] Type BlockedPeersId();
 
-	void showFinished() override;
-
-	[[nodiscard]] rpl::producer<QString> title() override;
-
-	[[nodiscard]] base::weak_qptr<Ui::RpWidget> createPinnedToTop(
-		not_null<QWidget*> parent) override;
-
-private:
-	void setupContent();
-	void checkTotal(int total);
-
-	void visibleTopBottomUpdated(int visibleTop, int visibleBottom) override;
-
-	const not_null<Ui::VerticalLayout*> _container;
-
-	base::unique_qptr<Ui::RpWidget> _loading;
-
-	rpl::variable<int> _countBlocked;
-
-	rpl::event_stream<> _showFinished;
-	rpl::event_stream<bool> _emptinessChanges;
-
-	QPointer<Ui::RpWidget> _blockUserButton;
-
-};
-
-namespace Builder {
-
-extern SectionBuildMethod BlockedSection;
-
-} // namespace Builder
 } // namespace Settings

Telegram/SourceFiles/settings/sections/settings_privacy_security.cpp

@@ -516,7 +516,7 @@ void SetupBlockedList(
 		st::settingsButton,
 		{ &st::menuIconBlock });
 	blockedPeers->addClickHandler([=] {
-		showOther(Blocked::Id());
+		showOther(BlockedPeersId());
 	});
 	std::move(
 		updateTrigger
@@ -1370,7 +1370,7 @@ void BuildSecuritySection(
 		.icon = { &st::menuIconBlock },
 		.label = std::move(blockedCount),
 		.onClick = [=] {
-			showOther(Blocked::Id());
+			showOther(BlockedPeersId());
 		},
 		.keywords = { u"blocked"_q, u"ban"_q },
 	});