swing

How to use Java AWT setBackground

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You have added the JPanel over the JFrame which completely blocks out the underlying container on which you have set the color. You could do this instead: public Gui(String title) { super(title); JPanel pane = new JPanel(); setBounds(100, 100, 500, 500); setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); Container con = this.getContentPane(); pane.setBackground(new Color(0, 0, 0)); con.add(pane); setVisible(true); }

Java: Custom Buttons in showInputDialog

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You can use custom component instead of a string message, for example: import javax.swing.JLabel; import javax.swing.JOptionPane; import javax.swing.JPanel; import javax.swing.JTextField; public class TestDialog { public static void main(String[] args) { Object[] options1 = { “Try This Number”, “Choose A Random Number”, “Quit” }; JPanel panel = new JPanel(); panel.add(new JLabel(“Enter number between 0 and 1000”)); … Read more