From 5e1c012c539e74804454d45a1b945093afdb8f4f Mon Sep 17 00:00:00 2001
From: Zhao Yuhang <2546789017@qq.com>
Date: 周日, 09 2月 2025 11:15:59 +0800
Subject: [PATCH] apply some fixes and workarounds
---
src/widgets/widgetwindowagent_win.cpp | 23 ++++++++++++++++++++---
1 files changed, 20 insertions(+), 3 deletions(-)
diff --git a/src/widgets/widgetwindowagent_win.cpp b/src/widgets/widgetwindowagent_win.cpp
index 7922cfe..1522cab 100644
--- a/src/widgets/widgetwindowagent_win.cpp
+++ b/src/widgets/widgetwindowagent_win.cpp
@@ -55,8 +55,16 @@
}
void updateGeometry() override {
- widget->setContentsMargins(isNormalWindow() ? QMargins(0, borderThickness(), 0, 0)
- : QMargins());
+ // The window top border is manually painted by QWK so we want to give
+ // some margins to avoid it covering real window contents, however, we
+ // found that there are some rounding issues for the thin border and
+ // thus this small trick doesn't work very well when the DPR is not
+ // integer. So far we haven't found a perfect solution, so just don't
+ // set any margins. In theory the window content will only be covered
+ // by 1px or so, it should not be a serious issue in the real world.
+ //
+ // widget->setContentsMargins(isNormalWindow() ? QMargins(0, borderThickness(), 0, 0)
+ // : QMargins());
}
bool isWindowActive() const override {
@@ -105,9 +113,18 @@
// Since a QExposeEvent will be sent immediately after the QResizeEvent, we can
// simply ignore it.
+#if (QT_VERSION >= QT_VERSION_CHECK(6, 0, 0))
+ struct ExposeEvent : public QExposeEvent {
+ inline const QRegion &getRegion() const { return m_region; }
+ };
+ auto ee = static_cast<ExposeEvent *>(event);
+ bool exposeRegionValid = !ee->getRegion().isNull();
+#else
auto ee = static_cast<QExposeEvent *>(event);
+ bool exposeRegionValid = !ee->region().isNull();
+#endif
auto window = widget->windowHandle();
- if (window->isExposed() && isNormalWindow() && !ee->region().isNull()) {
+ if (window->isExposed() && isNormalWindow() && exposeRegionValid) {
forwardEventToWindowAndDraw(window, event);
return true;
}
--
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