From 4fab6bc13dfd5bbed93fd6d124e2abed3e011079 Mon Sep 17 00:00:00 2001
From: 23rd <23rd@vivaldi.net>
Date: Tue, 9 Jun 2026 16:14:41 +0300
Subject: [PATCH] Fixed display of userpic builder box on palette changes.

---
 .../info/userpic/info_userpic_bubble_wrap.cpp | 50 ++++++++++++-------
 .../info_userpic_emoji_builder_layer.cpp      |  5 ++
 .../info_userpic_emoji_builder_layer.h        |  2 +-
 3 files changed, 38 insertions(+), 19 deletions(-)

diff --git a/Telegram/SourceFiles/info/userpic/info_userpic_bubble_wrap.cpp b/Telegram/SourceFiles/info/userpic/info_userpic_bubble_wrap.cpp
index dfac8ec479..00065e9186 100644
--- a/Telegram/SourceFiles/info/userpic/info_userpic_bubble_wrap.cpp
+++ b/Telegram/SourceFiles/info/userpic/info_userpic_bubble_wrap.cpp
@@ -58,27 +58,41 @@ not_null<Ui::RpWidget*> AddBubbleWrap(
 	bubble->resize(size);
 	bubble->setNaturalWidth(size.width());
 
-	auto cached = QImage(
-		size * style::DevicePixelRatio(),
-		QImage::Format_ARGB32_Premultiplied);
-	cached.setDevicePixelRatio(style::DevicePixelRatio());
-	cached.fill(Qt::transparent);
-	{
-		auto p = QPainter(&cached);
-		const auto innerRect = BubbleWrapInnerRect(bubble->rect());
-		auto hq = PainterHighQualityEnabler(p);
-		const auto radius = st::bubbleRadiusSmall;
-		p.setPen(Qt::NoPen);
-		p.setBrush(st::shadowFg);
-		PaintExcludeTopShadow(p, radius, innerRect);
-		p.setBrush(st::boxBg);
-		p.drawRoundedRect(innerRect, radius, radius);
-	}
+	struct State {
+		QImage cached;
+	};
+	const auto state = bubble->lifetime().make_state<State>();
+	const auto generate = [=] {
+		auto cached = QImage(
+			size * style::DevicePixelRatio(),
+			QImage::Format_ARGB32_Premultiplied);
+		cached.setDevicePixelRatio(style::DevicePixelRatio());
+		cached.fill(Qt::transparent);
+		{
+			auto p = QPainter(&cached);
+			const auto innerRect = BubbleWrapInnerRect(bubble->rect());
+			auto hq = PainterHighQualityEnabler(p);
+			const auto radius = st::bubbleRadiusSmall;
+			p.setPen(Qt::NoPen);
+			p.setBrush(st::shadowFg);
+			PaintExcludeTopShadow(p, radius, innerRect);
+			p.setBrush(st::boxBg);
+			p.drawRoundedRect(innerRect, radius, radius);
+		}
+		state->cached = std::move(cached);
+	};
+	generate();
+
+	style::PaletteChanged(
+	) | rpl::on_next([=] {
+		generate();
+		bubble->update();
+	}, bubble->lifetime());
 
 	bubble->paintRequest(
-	) | rpl::on_next([bubble, cached = std::move(cached)] {
+	) | rpl::on_next([=] {
 		auto p = QPainter(bubble);
-		p.drawImage(0, 0, cached);
+		p.drawImage(0, 0, state->cached);
 	}, bubble->lifetime());
 
 	return bubble;
diff --git a/Telegram/SourceFiles/info/userpic/info_userpic_emoji_builder_layer.cpp b/Telegram/SourceFiles/info/userpic/info_userpic_emoji_builder_layer.cpp
index c251c7b66f..526fca10db 100644
--- a/Telegram/SourceFiles/info/userpic/info_userpic_emoji_builder_layer.cpp
+++ b/Telegram/SourceFiles/info/userpic/info_userpic_emoji_builder_layer.cpp
@@ -15,6 +15,11 @@ namespace UserpicBuilder {
 
 LayerWidget::LayerWidget()
 : _corners(Ui::PrepareCornerPixmaps(st::boxRadius, st::boxDividerBg)) {
+	style::PaletteChanged(
+	) | rpl::on_next([=] {
+		_corners = Ui::PrepareCornerPixmaps(st::boxRadius, st::boxDividerBg);
+		update();
+	}, lifetime());
 }
 
 void LayerWidget::setContent(not_null<Ui::RpWidget*> content) {
diff --git a/Telegram/SourceFiles/info/userpic/info_userpic_emoji_builder_layer.h b/Telegram/SourceFiles/info/userpic/info_userpic_emoji_builder_layer.h
index 8889982517..d07dc52ce7 100644
--- a/Telegram/SourceFiles/info/userpic/info_userpic_emoji_builder_layer.h
+++ b/Telegram/SourceFiles/info/userpic/info_userpic_emoji_builder_layer.h
@@ -31,7 +31,7 @@ protected:
 	void paintEvent(QPaintEvent *e) override;
 
 private:
-	const Ui::CornersPixmaps _corners;
+	Ui::CornersPixmaps _corners;
 	Ui::RpWidget *_content;
 
 };