How to disable main JFrame when open new JFrame

Question

Example now I have a main frame contains jtable display all the customer information, and there was a create button to open up a new JFrame that allow user to create new cus

Answer 1

You can use:

 private void btn_NewFormActionPerformed(java.awt.event.ActionEvent evt) { 

             this.hide();
             new Frm_NewFormUI().setVisible(true);

 }