TestBPage.qml

import QtQuick 2.7
import QtQuick.Controls 2.2
import QtQuick.Controls.Material 2.1

Rectangle {

    color: "#9E9E9E"

    Rectangle {
        color: "white"
        height: parent.height - 10
        width: parent.width

        anchors.top: parent.top
        anchors.topMargin: 5

        anchors.left: parent.left
        anchors.leftMargin: 0

        Rectangle{

                id: opBox
                height: ((parent.height * .4) < 120) ? 120 : (parent.height * .4)
                width: parent.width - 20
                anchors.left: parent.left
                anchors.leftMargin: 7
                anchors.top: parent.top
                anchors.topMargin: 5

                Material.background: "white"

                Button{
                    id: testButt0
                    width: parent.width - 20
                    height: 50
                    anchors.left: parent.left
                    anchors.leftMargin: 7

                    anchors.top: parent.top
                    anchors.topMargin: 5

                    Material.background: "white"

                    text:"Check Value Storage"

                    ToolTip.visible: hovered
                    ToolTip.text: qsTr("Choose Input Mode")

                    onClicked: {
                        ark.promptStorageExperiment();
                    }
                }

        }
    }
}