init

Telegram/SourceFiles/info/profile/info_profile_text.cpp

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+/*
+This file is part of Telegram Desktop,
+the official desktop application for the Telegram messaging service.
+
+For license and copyright information please follow this link:
+https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
+*/
+#include "info/profile/info_profile_text.h"
+
+#include <rpl/before_next.h>
+#include <rpl/filter.h>
+#include <rpl/after_next.h>
+#include "ui/widgets/labels.h"
+#include "ui/wrap/slide_wrap.h"
+#include "ui/wrap/vertical_layout.h"
+#include "styles/style_info.h"
+
+namespace Info {
+namespace Profile {
+
+TextWithLabel CreateTextWithLabel(
+		QWidget *parent,
+		rpl::producer<TextWithEntities> &&label,
+		rpl::producer<TextWithEntities> &&text,
+		const style::FlatLabel &labelSt,
+		const style::FlatLabel &textSt,
+		const style::margins &padding) {
+	auto result = object_ptr<Ui::SlideWrap<Ui::VerticalLayout>>(
+		parent,
+		object_ptr<Ui::VerticalLayout>(parent),
+		padding);
+	result->setDuration(st::infoSlideDuration);
+	auto layout = result->entity();
+	auto nonEmptyText = rpl::duplicate(
+		text
+	) | rpl::before_next([slide = result.data()](
+			const TextWithEntities &value) {
+		if (value.text.isEmpty()) {
+			slide->hide(anim::type::normal);
+		}
+	}) | rpl::filter([](const TextWithEntities &value) {
+		return !value.text.isEmpty();
+	}) | rpl::after_next([slide = result.data()](
+			const TextWithEntities &value) {
+		slide->show(anim::type::normal);
+	});
+	const auto labeled = layout->add(object_ptr<Ui::FlatLabel>(
+		layout,
+		std::move(nonEmptyText),
+		textSt));
+	std::move(text) | rpl::on_next([=] {
+		labeled->resizeToWidth(layout->width());
+	}, labeled->lifetime());
+	labeled->setSelectable(true);
+	layout->add(Ui::CreateSkipWidget(layout, st::infoLabelSkip));
+	const auto subtext = layout->add(object_ptr<Ui::FlatLabel>(
+		layout,
+		std::move(
+			label
+		) | rpl::after_next([=] {
+			layout->resizeToWidth(layout->widthNoMargins());
+		}),
+		labelSt));
+	result->finishAnimating();
+	return { std::move(result), labeled, subtext };
+}
+
+} // namespace Profile
+} // namespace Info