yvan-ext/src/controls/textfield.js

import _ from 'lodash'
import {baseConfig} from "./base";
import {text} from "../Defaults";

export default function () {

    const cc = Ext.form.field.ComboBox.prototype.constructor
    const {initComponent} = Ext.form.field.Text.prototype
    Ext.form.field.Text.override({
        constructor(config) {
            const newConfig = _.defaultsDeep({
                // 强制属性
            }, baseConfig(config, 'col-item'), config, text)

            cc.call(this, newConfig)
        },

        initComponent() {

            /**
             * 改变必填项之前加星号
             */
            if (this.allowBlank === false || this.validateBlank === true) {
                this.beforeLabelTextTpl = [
                    '<span style="color:red;font-weight:bold" data-qtip="必填选项">*</span>'
                ];
            }
            initComponent.call(this)
        }
    });
}