yubioath-flutter/qml/AboutPage.qml

import QtQuick 2.5
import QtQuick.Controls 1.4
import "utils.js" as Utils

DefaultDialog {

    id: aboutPage
    title: qsTr("About Yubico Authenticator")
    property var device
    property bool slotMode

    Item {
        focus: true
        Keys.onEscapePressed: close()
    }

    Label {
        text: qsTr("Yubico Authenticator ") + appVersion
        font.bold: true
    }

    Label {
        visible: !slotMode
        text: qsTr("YubiKey OATH Version: ")
              + (!slotMode && device.hasDevice ? Utils.versionString(
                                                     device.version) : qsTr(
                                                     "<i>No device</i>"))
    }

    Label {
        text: qsTr("Copyright © 2018, Yubico Inc. All rights reserved.")
    }

    Label {
        text: qsTr("Need help?")
        font.bold: true
    }

    Label {
        text: qsTr("Visit <b>Yubico Knowledge Base</b>.")
        MouseArea {
            anchors.fill: parent
            acceptedButtons: Qt.LeftButton
            cursorShape: Qt.PointingHandCursor
            onClicked: Qt.openUrlExternally(
                           "https://www.yubico.com/support/knowledge-base/")
        }
    }
}