pop(StackView.Immediate)

import QtQuick 2.9
import QtQuick.Controls 2.1
import QtQuick.Layouts 1.3

ApplicationWindow {
    id: rootwindow
    visible: true
    width: 640
    height: 480

    title: qsTr("Hello World")

    property int counter: 0

    Component {
        id: rectcomponent
        Rectangle {
            color: "#ff0000"
            property alias text: label.text

            Text {
                id: label
                anchors.centerIn: parent
            }
        }
    }

    ColumnLayout {
        id: buttonrow
        anchors.fill: parent

        Button {
            text: "pop"
            onClicked: stack.pop(StackView.Immediate)
        }

        Button {
            text: "push"
            onClicked: {
                stack.push(rectcomponent, {text: rootwindow.counter});
                rootwindow.counter++;
            }
        }

        StackView {
            id: stack
            Layout.fillHeight: true
            Layout.fillWidth: true
        }
    }
}