From fd4a543bab6b5f8346210e20c8acc9a9350a9a86 Mon Sep 17 00:00:00 2001
From: John Preston <johnprestonmail@gmail.com>
Date: Tue, 28 Sep 2021 22:27:41 +0400
Subject: [PATCH] Beta version 3.1.5: Fix theme change UI on Retina screens.

---
 Telegram/SourceFiles/ui/chat/choose_theme_controller.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Telegram/SourceFiles/ui/chat/choose_theme_controller.cpp b/Telegram/SourceFiles/ui/chat/choose_theme_controller.cpp
index 0d7ed0d7fd..f78a332d9b 100644
--- a/Telegram/SourceFiles/ui/chat/choose_theme_controller.cpp
+++ b/Telegram/SourceFiles/ui/chat/choose_theme_controller.cpp
@@ -83,6 +83,7 @@ constexpr auto kDisableElement = "disable"_cs;
 	if (background.waitingForNegativePattern()) {
 		result.fill(Qt::black);
 	}
+	result.setDevicePixelRatio(style::DevicePixelRatio());
 	{
 		auto p = QPainter(&result);
 		const auto sent = QRect(
@@ -126,6 +127,7 @@ constexpr auto kDisableElement = "disable"_cs;
 		st::settingsThemePreviewSize * style::DevicePixelRatio(),
 		QImage::Format_ARGB32_Premultiplied);
 	result.fill(st::settingsThemeNotSupportedBg->c);
+	result.setDevicePixelRatio(style::DevicePixelRatio());
 	{
 		auto p = QPainter(&result);
 		p.setPen(st::menuIconFg);