代码展示
import QtQuick 2.9
import QtQuick.Window 2.2
import QtQuick.Controls 2.1Window {visible: truewidth: 640height: 480title: qsTr("Hello World")SpinBox {id: controlvalue: 50editable: truecontentItem: TextInput {z: 2text: control.textFromValue(control.value, control.locale)font: control.fontcolor: "#21be2b"selectionColor: "#21be2b"selectedTextColor: "#ffffff"horizontalAlignment: Qt.AlignHCenterverticalAlignment: Qt.AlignVCenterreadOnly: !control.editablevalidator: control.validator
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)
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