From 15f3dc13a26f4bc10b27e66c170383904af960d2 Mon Sep 17 00:00:00 2001
From: ck <chenke@deepin.org>
Date: Wed, 16 Aug 2023 17:12:54 +0800
Subject: [PATCH] fix: DArrowRectangle background color abnormality

Issue: https://github.com/linuxdeepin/developer-center/issues/5187
Bug: https://pms.uniontech.com/bug-view-211649.html
---
 src/widgets/dplatformwindowhandle.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/widgets/dplatformwindowhandle.cpp b/src/widgets/dplatformwindowhandle.cpp
index 3de8ec6db..eceb4d044 100644
--- a/src/widgets/dplatformwindowhandle.cpp
+++ b/src/widgets/dplatformwindowhandle.cpp
@@ -24,6 +24,10 @@ static QWindow *ensureWindowHandle(QWidget *widget)
         }
 
         window->setAttribute(Qt::WA_NativeWindow);
+        // FIX developer-center#5187 updateIsTranslucent
+        if (window->testAttribute(Qt::WA_TranslucentBackground))
+            window->setAttribute(Qt::WA_OpaquePaintEvent);
+
         handle = window->windowHandle();
         window->setAttribute(Qt::WA_NativeWindow, false);