Method createTopBar

Telegram/SourceFiles/info/info_wrap_widget.cpp:357–417

}

void WrapWidget::createTopBar() {
	const auto wrapValue = wrap();
	auto selectedItems = _topBar
		? _topBar->takeSelectedItems()
		: SelectedItems(Section::MediaType::kCount);
	_topBar.create(
		this,
		_controller.get(),
		TopBarStyle(wrapValue),
		std::move(selectedItems));
	_topBar->selectionActionRequests(
	) | rpl::on_next([=](SelectionAction action) {
		_content->selectionAction(action);
	}, _topBar->lifetime());

	if (hasBackButton()) {
		_topBar->enableBackButton();
		_topBar->backRequest(
		) | rpl::on_next([=] {
			checkBeforeClose([=] { _controller->showBackFromStack(); });
		}, _topBar->lifetime());
	} else if (wrapValue == Wrap::Side) {
		auto close = _topBar->addButton(
			base::make_unique_q<Ui::IconButton>(
				_topBar,
				st::infoTopBarClose));
		close->setAccessibleName(tr::lng_sr_close_panel(tr::now));
		close->addClickHandler([this] {
			_controller->parentController()->closeThirdSection();
		});
	}
	_topBar->storyClicks() | rpl::on_next([=] {
		if (const auto peer = _controller->key().peer()) {
			_controller->parentController()->openPeerStories(peer->id);
		}
	}, _topBar->lifetime());
	if (wrapValue == Wrap::Layer) {
		auto close = _topBar->addButton(
			base::make_unique_q<Ui::IconButton>(
				_topBar,
				st::infoLayerTopBarClose));
		close->setAccessibleName(tr::lng_sr_close_panel(tr::now));
		close->addClickHandler([this] {
			checkBeforeClose([=] {
				_controller->parentController()->hideSpecialLayer();
			});
		});
	} else if (requireTopBarSearch()) {
		auto search = _controller->searchFieldController();
		Assert(search != nullptr);
		setupShortcuts();
		_topBar->createSearchView(
			search,
			_controller->searchEnabledByContent(),
			_controller->takeSearchStartsFocused());
	}
	_topBar->lower();
	_topBar->resizeToWidth(width());