Moved out peer bubble widget to separated file.

Telegram/SourceFiles/ui/widgets/peer_bubble.cpp

@@ -0,0 +1,72 @@
+/*
+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 "ui/widgets/peer_bubble.h"
+
+#include "data/data_peer.h"
+#include "info/profile/info_profile_values.h"
+#include "ui/controls/userpic_button.h"
+#include "ui/painter.h"
+#include "ui/rect.h"
+#include "ui/widgets/labels.h"
+#include "styles/style_boxes.h"
+#include "styles/style_channel_earn.h"
+#include "styles/style_chat.h"
+#include "styles/style_layers.h"
+
+namespace Ui {
+
+object_ptr<Ui::RpWidget> CreatePeerBubble(
+		not_null<Ui::RpWidget*> parent,
+		not_null<PeerData*> peer) {
+	auto owned = object_ptr<Ui::RpWidget>(parent);
+	const auto peerBubble = owned.data();
+	peerBubble->setAttribute(Qt::WA_TransparentForMouseEvents);
+	const auto left = Ui::CreateChild<Ui::UserpicButton>(
+		peerBubble,
+		peer,
+		st::uploadUserpicButton);
+	const auto right = Ui::CreateChild<Ui::FlatLabel>(
+		peerBubble,
+		Info::Profile::NameValue(peer),
+		st::channelEarnSemiboldLabel);
+	const auto padding = st::chatGiveawayPeerPadding
+		+ QMargins(st::chatGiveawayPeerPadding.left(), 0, 0, 0);
+	rpl::combine(
+		left->sizeValue(),
+		right->sizeValue()
+	) | rpl::start_with_next([=](
+			const QSize &leftSize,
+			const QSize &rightSize) {
+		peerBubble->resize(
+			leftSize.width() + rightSize.width() + rect::m::sum::h(padding),
+			leftSize.height());
+		left->moveToLeft(0, 0);
+		right->moveToRight(padding.right() + st::lineWidth, padding.top());
+		const auto maxRightSize = parent->width()
+			- rect::m::sum::h(st::boxRowPadding)
+			- rect::m::sum::h(padding)
+			- leftSize.width();
+		if ((rightSize.width() > maxRightSize) && (maxRightSize > 0)) {
+			right->resizeToWidth(maxRightSize);
+		}
+	}, peerBubble->lifetime());
+	peerBubble->paintRequest(
+	) | rpl::start_with_next([=] {
+		auto p = QPainter(peerBubble);
+		auto hq = PainterHighQualityEnabler(p);
+		p.setPen(Qt::NoPen);
+		p.setBrush(st::windowBgOver);
+		const auto rect = peerBubble->rect();
+		const auto radius = rect.height() / 2;
+		p.drawRoundedRect(rect, radius, radius);
+	}, peerBubble->lifetime());
+
+	return owned;
+}
+
+} // namespace Ui

Telegram/SourceFiles/ui/widgets/peer_bubble.h

@@ -0,0 +1,26 @@
+/*
+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
+*/
+#pragma once
+
+template <typename Object>
+class object_ptr;
+
+class PeerData;
+
+namespace Ui {
+class RpWidget;
+class VerticalLayout;
+} // namespace Ui
+
+namespace Ui {
+
+[[nodiscard]] object_ptr<Ui::RpWidget> CreatePeerBubble(
+	not_null<Ui::RpWidget*> parent,
+	not_null<PeerData*> peer);
+
+} // namespace Ui