How to add jpanel form to a jpanel on runtime in java?

Question

NewProductPanel pPanel=new NewProductJPanel();
pPanel.setVisible(true);
mainPanel.setLayout(new java.awt.BorderLayout());
mainPanel.add(pPanel);

i have created a jPanel form and i want to add it dynamically to my program's mainJFrame, i am using NetBeans..plz help me regarding this..

Answer 1

First, don't call setVisible on pPanel, call it on mainPanel. Also, you may need to call revalidate on mainPanel.