qt 6.5.1 original

tests/manual/startsystemmove/main.cpp

@@ -0,0 +1,89 @@
+// Copyright (C) 2020 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
+
+#include <QtGui>
+
+constexpr qreal border = 20;
+
+class Window : public QRasterWindow
+{
+public:
+    explicit Window(QWindow *parent = nullptr) : QRasterWindow(parent)
+    {
+        resize(300, 200);
+        setMinimumSize(QSize(border*2, border*2));
+    }
+protected:
+    void resizeOrMove(const QPointF &p);
+    bool event(QEvent *event) override;
+    void paintEvent(QPaintEvent *event) override;
+};
+
+void Window::resizeOrMove(const QPointF &p)
+{
+    Qt::Edges edges;
+    if (p.x() > width() - border)
+        edges |= Qt::RightEdge;
+    if (p.x() < border)
+        edges |= Qt::LeftEdge;
+    if (p.y() < border)
+        edges |= Qt::TopEdge;
+    if (p.y() > height() - border)
+        edges |= Qt::BottomEdge;
+
+    if (edges != 0) {
+        qDebug() << "startSystemResize" << edges;
+        if (startSystemResize(edges))
+            qDebug() << " -> supported";
+        else
+            qDebug() << " -> not supported";
+    } else {
+        qDebug() << "startSystemMove";
+        if (startSystemMove())
+            qDebug() << " -> supported";
+        else
+            qDebug() << " -> not supported";
+    }
+}
+
+bool Window::event(QEvent *event)
+{
+    switch (event->type()) {
+    case QEvent::MouseButtonPress:
+        qDebug() << "Mouse press";
+        resizeOrMove(static_cast<QMouseEvent *>(event)->position());
+        return true;
+    case QEvent::TouchUpdate:
+        qDebug() << "Touch update";
+        resizeOrMove(static_cast<QTouchEvent *>(event)->points().first().position());
+        return true;
+    case QEvent::TouchBegin:
+        qDebug() << "Touch begin";
+        resizeOrMove(static_cast<QTouchEvent *>(event)->points().first().position());
+        return true;
+    case QEvent::TouchEnd:
+        qDebug() << "Touch end";
+        return true;
+    default:
+        return QRasterWindow::event(event);
+    }
+}
+
+void Window::paintEvent(QPaintEvent *event)
+{
+    Q_UNUSED(event);
+    QPainter painter(this);
+    QRect fullRect(0, 0, width(), height());
+    QRect innerRect = fullRect.marginsRemoved(QMargins(border, border, border, border));
+    painter.fillRect(fullRect, QGradient::WarmFlame);
+    painter.fillRect(innerRect, QGradient::NightFade);
+    painter.drawText(QRectF(0, 0, width(), height()), Qt::AlignCenter, QStringLiteral("Click mouse or touch to move window\nDrag along the sides to resize."));
+}
+
+int main(int argc, char **argv)
+{
+    QGuiApplication app(argc, argv);
+    Window window;
+    window.show();
+    return app.exec();
+}

tests/manual/startsystemmove/startsystemmove.pro

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+TEMPLATE = app
+QT = core gui
+SOURCES += main.cpp
+CONFIG += console