yvan-ext/src/controls/MainTab.js

Ext.define('Yvan.MainTab', {
    extend: 'Ext.tab.Panel',
    xtype: 'maintab',

    constructor(config) {
        const self = this
        const newConfig = _.defaultsDeep({}, config, {
            listeners: {
                tabchange(tabPanel, newCard, oldCard, eOpts) {
                    console.log('tabChange')
                    $(window).trigger('tabChange', {
                        tabPanel, newCard, oldCard, eOpts
                    });

                    if (typeof config.tabchange === 'function') {
                        config.tabchange.apply(this, arguments)
                    }
                }
            }
        })
        this.superclass.constructor.call(self, newConfig)
    },

    addScope() {

    }
});