代码展示
import QtQuick 2.9
import QtQuick.Window 2.2
import QtQuick.Controls 2.1
Window {
visible: true
width: 640
height: 480
title: qsTr("Hello World")
SpinBox {
id: control
value: 50
editable: true
contentItem: TextInput {
z: 2
text: control.textFromValue(control.value, control.locale)
font: control.font
color: "#21be2b"
selectionColor: "#21be2b"
selectedTextColor: "#ffffff"
horizontalAlignment: Qt.AlignHCenter
verticalAlignment: Qt.AlignVCenter
readOnly: !control.editable
validator: control.validator
