import QtQuick 2.9
import QtQuick.Controls 2.2

ApplicationWindow {
    visible: true

    StackView {
        id: stackView
        anchors.fill: parent

        popExit: Transition {}
        replaceExit: Transition {}
    }

    Component {
        id: blue
        Rectangle {
            color: "blue"
            Button {
                anchors.centerIn: parent
                text: "Replace Red"
                onClicked: stackView.replace(red)
            }
        }
    }
    Component {
        id: red
        Rectangle {
            color: "red"
            Button {
                anchors.centerIn: parent
                text: "Replace Blue"
                onClicked: stackView.replace(blue)
            }
        }
    }

    Component.onCompleted: {
        stackView.replace(blue)
    }
}