From 46285db399f75154ad6c451e12f2cae2e59ace25 Mon Sep 17 00:00:00 2001
From: Sine Striker <trueful@163.com>
Date: 周日, 24 12月 2023 23:52:03 +0800
Subject: [PATCH] Use brilliant workaround to show Windows 10 top border

---
 examples/mainwindow/mainwindow.cpp |   30 +++++++++++++++++++++---------
 1 files changed, 21 insertions(+), 9 deletions(-)

diff --git a/examples/mainwindow/mainwindow.cpp b/examples/mainwindow/mainwindow.cpp
index a394a19..a1a39dd 100644
--- a/examples/mainwindow/mainwindow.cpp
+++ b/examples/mainwindow/mainwindow.cpp
@@ -8,7 +8,11 @@
 #include <QtWidgets/QApplication>
 #include <QtWidgets/QStyle>
 #include <QtWidgets/QPushButton>
-#include <QtWidgets/QActionGroup>
+#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
+#  include <QtGui/QActionGroup>
+#else
+#  include <QtWidgets/QActionGroup>
+#endif
 
 #include <QWKCore/styleagent.h>
 #include <QWKWidgets/widgetwindowagent.h>
@@ -111,6 +115,10 @@
     windowAgent = new QWK::WidgetWindowAgent(this);
     windowAgent->setup(this);
 
+#ifdef Q_OS_WIN
+    windowAgent->setWindowAttribute(QStringLiteral("dark-mode"), true);
+#endif
+
     // 2. Construct your title bar
     auto menuBar = [this]() {
         auto menuBar = new QMenuBar();
@@ -139,8 +147,9 @@
         auto dwmBlurAction = new QAction(tr("Enable DWM blur"), menuBar);
         dwmBlurAction->setCheckable(true);
         connect(dwmBlurAction, &QAction::triggered, this, [this](bool checked) {
-            QWindow *w = windowHandle();
-            styleAgent->setWindowAttribute(w, QStringLiteral("dwm-blur"), checked);
+            if (!windowAgent->setWindowAttribute(QStringLiteral("dwm-blur"), checked)) {
+                return;
+            }
             setProperty("custom-style", checked);
             style()->polish(this);
         });
@@ -148,8 +157,9 @@
         auto acrylicAction = new QAction(tr("Enable acrylic material"), menuBar);
         acrylicAction->setCheckable(true);
         connect(acrylicAction, &QAction::triggered, this, [this](bool checked) {
-            QWindow *w = windowHandle();
-            styleAgent->setWindowAttribute(w, QStringLiteral("acrylic-material"), QColor());
+            if (!windowAgent->setWindowAttribute(QStringLiteral("acrylic-material"), true)) {
+                return;
+            }
             setProperty("custom-style", checked);
             style()->polish(this);
         });
@@ -157,8 +167,9 @@
         auto micaAction = new QAction(tr("Enable mica"), menuBar);
         micaAction->setCheckable(true);
         connect(micaAction, &QAction::triggered, this, [this](bool checked) {
-            QWindow *w = windowHandle();
-            styleAgent->setWindowAttribute(w, QStringLiteral("mica"), checked);
+            if (!windowAgent->setWindowAttribute(QStringLiteral("mica"), checked)) {
+                return;
+            }
             setProperty("custom-style", checked);
             style()->polish(this);
         });
@@ -166,8 +177,9 @@
         auto micaAltAction = new QAction(tr("Enable mica alt"), menuBar);
         micaAltAction->setCheckable(true);
         connect(micaAltAction, &QAction::triggered, this, [this](bool checked) {
-            QWindow *w = windowHandle();
-            styleAgent->setWindowAttribute(w, QStringLiteral("mica-alt"), checked);
+            if (!windowAgent->setWindowAttribute(QStringLiteral("mica-alt"), checked)) {
+                return;
+            }
             setProperty("custom-style", checked);
             style()->polish(this);
         });

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