From 4a99dbc7ee30bb8839f4cf09a96c668db784b869 Mon Sep 17 00:00:00 2001
From: TheLastRar <TheLastRar@users.noreply.github.com>
Date: Mon, 2 Jun 2025 18:20:48 +0100
Subject: [PATCH] Qt: Add workaround for incorrectly tinted icons after theme
 switch

---
 pcsx2-qt/Themes.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/pcsx2-qt/Themes.cpp b/pcsx2-qt/Themes.cpp
index ca8b4e9b85..0f85de7ac7 100644
--- a/pcsx2-qt/Themes.cpp
+++ b/pcsx2-qt/Themes.cpp
@@ -10,6 +10,7 @@
 
 #include <QtCore/QFile>
 #include <QtGui/QPalette>
+#include <QtGui/QPixmapCache>
 #include <QtWidgets/QApplication>
 #include <QtWidgets/QStyle>
 #include <QtWidgets/QStyleFactory>
@@ -43,6 +44,12 @@ void QtHost::UpdateApplicationTheme()
 
 	SetStyleFromSettings();
 	SetIconThemeFromStyle();
+
+	// Qt generates tinted versions of icons and stores them in QPixmapCache
+	// The key used does not seem to include the theme (or tint colour).
+	// This can cause icons tinted for wrong theme to be used for selected/disabled.
+	// As a workaround, reset the pixmap cache to clear icons tinted for the old theme.
+	QPixmapCache::clear();
 }
 
 bool QtHost::IsDarkApplicationTheme()