在JFrame形式的Java NetBeans上显示图像

Question

I want to show a image on top this form, but I don't know how. I have tried many times, but I cant find any image container in Toolbox.

Screenshot of JFrame:

Answer 1

but i cant find any image container I

Add an ImageIcon to a JLabel .

Icon icon = new ImageIcon(...);
JLabel label = new JLabel( icon );
frame.add( label );

Read the section from the Swing tutorial on How to Use Icons for a working example.