From 9dcea027f16c4ce5852da3dfc8aca284c582bd7d Mon Sep 17 00:00:00 2001
From: sola.lu <sola.lu.greentest.com.cn>
Date: 周五, 06 6月 2025 18:19:18 +0800
Subject: [PATCH] 1.注释掉custom margin,解决程序放大后,遮盖窗口底部内容的问题。

---
 src/quick/quickwindowagent_win.cpp |  126 ++++++++++++++++++++++++++++++++----------
 1 files changed, 96 insertions(+), 30 deletions(-)

diff --git a/src/quick/quickwindowagent_win.cpp b/src/quick/quickwindowagent_win.cpp
index 15418e2..712e742 100644
--- a/src/quick/quickwindowagent_win.cpp
+++ b/src/quick/quickwindowagent_win.cpp
@@ -1,38 +1,76 @@
+// Copyright (C) 2023-2024 Stdware Collections (https://www.github.com/stdware)
+// Copyright (C) 2021-2023 wangwenx190 (Yuhang Zhao)
+// SPDX-License-Identifier: Apache-2.0
+
 #include "quickwindowagent_p.h"
 
 #include <QtQuick/QQuickPaintedItem>
 #include <QtQuick/private/qquickitem_p.h>
 
-#include <QWKCore/private/nativeeventfilter_p.h>
+#include <QWKCore/qwindowkit_windows.h>
+#include <QWKCore/private/windows10borderhandler_p.h>
 
 namespace QWK {
 
-    class BorderItem : public QQuickPaintedItem, public NativeEventFilter {
-        Q_OBJECT
+    static inline bool isWindows1022H2OrGreater() {
+        RTL_OSVERSIONINFOW rovi = Private::GetRealOSVersion();
+        return (rovi.dwMajorVersion > 10) ||
+               (rovi.dwMajorVersion == 10 &&
+                (rovi.dwMinorVersion > 0 || rovi.dwBuildNumber >= 19045));
+    }
+
+#if QWINDOWKIT_CONFIG(ENABLE_WINDOWS_SYSTEM_BORDERS)
+
+    class BorderItem : public QQuickPaintedItem, public Windows10BorderHandler {
     public:
         explicit BorderItem(QQuickItem *parent, AbstractWindowContext *context);
         ~BorderItem() override;
 
-        void updateGeometry();
+        bool shouldEnableEmulatedPainter() const;
+        void updateGeometry() override;
 
     public:
         void paint(QPainter *painter) override;
         void itemChange(ItemChange change, const ItemChangeData &data) override;
 
     protected:
+        bool sharedEventFilter(QObject *obj, QEvent *event) override;
         bool nativeEventFilter(const QByteArray &eventType, void *message,
                                QT_NATIVE_EVENT_RESULT_TYPE *result) override;
 
-        AbstractWindowContext *context;
-
     private:
+        volatile bool needPaint = false;
+
+        void _q_afterSynchronizing();
         void _q_windowActivityChanged();
     };
 
+    bool BorderItem::shouldEnableEmulatedPainter() const {
+#  if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
+        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.
+                return !isWindows1022H2OrGreater();
+            case QSGRendererInterface::Direct3D11:
+#    if QT_VERSION >= QT_VERSION_CHECK(6, 6, 0)
+            case QSGRendererInterface::Direct3D12:
+#    endif
+                return false;
+            default:
+                break;
+        }
+#  endif
+        return true;
+    }
+
     BorderItem::BorderItem(QQuickItem *parent, AbstractWindowContext *context)
-        : QQuickPaintedItem(parent), context(context) {
-        setAntialiasing(true);   // ### FIXME: do we need to enable or disable this?
-        setMipmap(true);         // ### FIXME: do we need to enable or disable this?
+        : QQuickPaintedItem(parent), Windows10BorderHandler(context) {
+        setAntialiasing(true);   // We need anti-aliasing to give us better result.
         setFillColor({});        // Will improve the performance a little bit.
         setOpaquePainting(true); // Will also improve the performance, we don't draw
                                  // semi-transparent borders of course.
@@ -43,29 +81,41 @@
         anchors->setLeft(parentPri->left());
         anchors->setRight(parentPri->right());
 
-        setZ(10);
+        setZ(std::numeric_limits<qreal>::max()); // Make sure our fake border always above
+                                                 // everything in the window.
 
-        context->installNativeEventFilter(this);
+#  if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
+        connect(window(), &QQuickWindow::afterSynchronizing, this,
+                &BorderItem::_q_afterSynchronizing, Qt::DirectConnection);
+#  endif
         connect(window(), &QQuickWindow::activeChanged, this,
                 &BorderItem::_q_windowActivityChanged);
-        updateGeometry();
+
+        // First update
+        if (context->windowId()) {
+            setupNecessaryAttributes();
+        }
+        BorderItem::updateGeometry();
     }
 
     BorderItem::~BorderItem() = default;
 
     void BorderItem::updateGeometry() {
-        setHeight(context->property("borderThickness").toInt());
+        const QQuickWindow* win = window();
+        if (!win) {
+            return;
+        }
+        setHeight(borderThickness() / win->effectiveDevicePixelRatio());
+        setVisible(isNormalWindow());
     }
 
     void BorderItem::paint(QPainter *painter) {
-        QRect rect(QPoint(0, 0), size().toSize());
-        QRegion region(rect);
-        void *args[] = {
-            painter,
-            &rect,
-            &region,
-        };
-        context->virtual_hook(AbstractWindowContext::DrawWindows10BorderHook, args);
+        Q_UNUSED(painter)
+        if (shouldEnableEmulatedPainter()) {
+            drawBorderEmulated(painter, QRect({0, 0}, size().toSize()));
+        } else {
+            needPaint = true;
+        }
     }
 
     void BorderItem::itemChange(ItemChange change, const ItemChangeData &data) {
@@ -81,10 +131,22 @@
         }
     }
 
+    bool BorderItem::sharedEventFilter(QObject *obj, QEvent *event) {
+        Q_UNUSED(obj)
+
+        switch (event->type()) {
+            case QEvent::WindowStateChange: {
+                updateGeometry();
+            }
+            default:
+                break;
+        }
+        return Windows10BorderHandler::sharedEventFilter(obj, event);
+    }
+
     bool BorderItem::nativeEventFilter(const QByteArray &eventType, void *message,
                                        QT_NATIVE_EVENT_RESULT_TYPE *result) {
-        Q_UNUSED(eventType)
-        auto msg = reinterpret_cast<const MSG *>(message);
+        const auto msg = static_cast<const MSG *>(message);
         switch (msg->message) {
             case WM_THEMECHANGED:
             case WM_SYSCOLORCHANGE:
@@ -94,9 +156,7 @@
             }
 
             case WM_SETTINGCHANGE: {
-                if (!msg->wParam && msg->lParam &&
-                    std::wcscmp(reinterpret_cast<LPCWSTR>(msg->lParam), L"ImmersiveColorSet") ==
-                        0) {
+                if (isImmersiveColorSetChange(msg->wParam, msg->lParam)) {
                     update();
                 }
                 break;
@@ -105,7 +165,14 @@
             default:
                 break;
         }
-        return false;
+        return Windows10BorderHandler::nativeEventFilter(eventType, message, result);
+    }
+
+    void BorderItem::_q_afterSynchronizing() {
+        if (needPaint) {
+            needPaint = false;
+            drawBorderNative();
+        }
     }
 
     void BorderItem::_q_windowActivityChanged() {
@@ -115,11 +182,10 @@
     void QuickWindowAgentPrivate::setupWindows10BorderWorkaround() {
         // Install painting hook
         auto ctx = context.get();
-        if (ctx->property("needBorderPainter").toBool()) {
+        if (ctx->windowAttribute(QStringLiteral("win10-border-needed")).toBool()) {
             std::ignore = new BorderItem(hostWindow->contentItem(), ctx);
         }
     }
+#endif
 
 }
-
-#include "quickwindowagent_win.moc"
\ No newline at end of file

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