saas-platform/frontend/saas-web/app/view/money/report/CustomerCheckModel.js

Ext.define('saas.view.money.report.CustomerCheckModel', {
    extend: 'saas.view.core.report.ReportPanelModel',
    alias: 'viewmodel.money-report-customercheck',

    formulas: {
        pi_custname_change: {
            bind: '{form.pi_custname}',
            get: function(v) {
                var me = this,
                panel = me.getView();

                panel.setLoadButtonDisabled(!v);
            }
        }
    }
});