ueblueprint/js/element/InputElement.js

import InputTemplate from "../template/InputTemplate"
import Utility from "../Utility"
import IElement from "./IElement"

export default class InputElement extends IElement {

    static properties = {
        ...super.properties,
        singleLine: {
            type: Boolean,
            attribute: "data-single-line",
            converter: Utility.booleanConverter,
            reflect: true,
        },
        blurOnEnter: {
            type: Boolean,
            attribute: "data-blur-enter",
            converter: Utility.booleanConverter,
            reflect: true,
        },
    }

    constructor() {
        super({}, new InputTemplate())
        this.singleLine = false
        this.blurOnEnter = true
    }
}