Method BuildHelper

Telegram/SourceFiles/settings/settings_builder.cpp:41–84

} // namespace

BuildHelper::BuildHelper(
	SectionMeta &&meta,
	FnMut<void(SectionBuilder&)> method)
: build([=](
		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>();
	const auto isPaused = Window::PausedIn(
		controller,
		Window::GifPauseReason::Layer);
	auto builder = SectionBuilder(WidgetContext{
		.container = static_cast<Ui::VerticalLayout*>(
			container->add(object_ptr<Ui::OverrideMargins>(
				container,
				object_ptr<Ui::VerticalLayout>(container)))->entity()),
		.controller = controller,
		.showOther = std::move(showOther),
		.isPaused = isPaused,
		.highlights = highlights,
	});
	_method(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);
})
, _meta(std::move(meta))
, _method(std::move(method)) {
	Expects(_method != nullptr);

	SearchRegistry::Instance().add(
		&_meta,
		[=](not_null<::Main::Session*> session) { return index(session); });
}

SearchRegistry &SearchRegistry::Instance() {
	static SearchRegistry instance;