import QtQuick
import QtQuick.Dialogs
import QtQuick.Controls
Window {
    width: 640
    height: 480
    visible: true
    title: qsTr("Hello World")
    Button {
        text:"open"
        onClicked: colorDialog.open()
        anchors.centerIn: parent
    }    ColorDialog{
        id:colorDialog
        // options: ColorDialog.DontUseNativeDialog
    }
}

Uncaught RuntimeError: memory access out of bounds
    at apptestqml.wasm.QCoreApplicationPrivate::notify_helper(QObject*, QEvent*) (http://localhost:30000/apptestqml.wasm)
    at invoke_iii (apptestqml.js:14473:36)
    at apptestqml.wasm.QCoreApplication::sendEvent(QObject*, QEvent*) (http://localhost:30000/apptestqml.wasm)
    at apptestqml.wasm.QWasmInputContext::setFocusObject(QObject*) (http://localhost:30000/apptestqml.wasm)
    at apptestqml.wasm.QGuiApplicationPrivate::_q_updateFocusObject(QObject*) (http://localhost:30000/apptestqml.wasm)
    at apptestqml.wasm.QGuiApplication::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) (http://localhost:30000/apptestqml.wasm)
    at invoke_viiii (apptestqml.js:14339:29)
    at apptestqml.wasm.void doActivate<false>(QObject*, int, void**) (http://localhost:30000/apptestqml.wasm)
    at apptestqml.wasm.QMetaObject::activate(QObject*, QMetaObject const*, int, void**) (http://localhost:30000/apptestqml.wasm)
    at apptestqml.wasm.QWindow::focusObjectChanged(QObject*) (http://localhost:30000/apptestqml.wasm)