import React from 'react';
import JsBarcode from 'jsbarcode';
export class RefundSheet extends React.Component {
constructor(props) {
super(props);
this.state = {
value: props.barCode, //由父组件传入用来生成条形码的字符串“barCode”
};
}
componentDidMount() {
// 调用 JsBarcode方法生成条形码
JsBarcode(this.barcode, this.state.value, {
displayValue: false,
width: 1.5,
height: 50,
margin: 0,
});
}
render() {
return (
<div className="barcode-box">
<svg
ref={(ref) => {
this.barcode = ref;
}}
/>
</div>
);
}
}
export default RefundSheet;//导出组件