Add support for position() and set_position() to C++ slint::Window

api/cpp/include/slint_point.h

@@ -0,0 +1,22 @@
+// Copyright © SixtyFPS GmbH <info@slint-ui.com>
+// SPDX-License-Identifier: GPL-3.0-only OR LicenseRef-Slint-commercial
+
+#pragma once
+
+namespace slint {
+
+/// The Point structure is used to represent a two-dimensional point
+/// with x and y coordinates.
+template<typename T>
+struct Point
+{
+    /// The x coordinate of the point
+    T x;
+    /// The y coordinate of the point
+    T y;
+
+    /// Compares with \a other and returns true if they are equal; false otherwise.
+    bool operator==(const Point &other) const = default;
+};
+
+}