From 576654b6173e97425411010b2f40b3e9519b85b8 Mon Sep 17 00:00:00 2001
From: Zhao Yuhang <2546789017@qq.com>
Date: 周三, 07 5月 2025 18:44:38 +0800
Subject: [PATCH] fix possible QWKQuick crash
---
src/quick/quickwindowagent_win.cpp | 12 ++++++++++--
1 files changed, 10 insertions(+), 2 deletions(-)
diff --git a/src/quick/quickwindowagent_win.cpp b/src/quick/quickwindowagent_win.cpp
index 95bb6f8..712e742 100644
--- a/src/quick/quickwindowagent_win.cpp
+++ b/src/quick/quickwindowagent_win.cpp
@@ -47,7 +47,11 @@
bool BorderItem::shouldEnableEmulatedPainter() const {
# if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
- auto api = window()->rendererInterface()->graphicsApi();
+ const QQuickWindow* win = window();
+ if (!win) {
+ return true;
+ }
+ auto api = win->rendererInterface()->graphicsApi();
switch (api) {
case QSGRendererInterface::OpenGL:
// FIXME: experimental, try to find the exact fixed version.
@@ -97,7 +101,11 @@
BorderItem::~BorderItem() = default;
void BorderItem::updateGeometry() {
- setHeight(borderThickness() / window()->devicePixelRatio());
+ const QQuickWindow* win = window();
+ if (!win) {
+ return;
+ }
+ setHeight(borderThickness() / win->effectiveDevicePixelRatio());
setVisible(isNormalWindow());
}
--
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