问中心QML ListView高亮显示项

EN

import QtQuick 2.4
import QtQuick.Window 2.2

Window {
    width: 300
    height: 150
    visible: true

    ListView {
        anchors.fill: parent
        spacing: 5

        model: 20

        delegate:
            Rectangle {
            width: 30
            color: ListView.view.currentIndex === index ? "red" : "steelblue"

            height: ListView.view.height
            Text {
                anchors.centerIn: parent
                text: index
                font.pixelSize: 20
            }
        }

        orientation: Qt.Horizontal
        preferredHighlightBegin: 150 - 15
        preferredHighlightEnd: 150 + 15
        highlightRangeMode: ListView.StrictlyEnforceRange
    }
}