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Containers.javaAPI DocExample2242Sat Jan 24 10:44:32 GMT 2004je3.gui

Containers

public class Containers extends JPanel
A component subclass that demonstrates nested containers and components. It creates the hierarchy shown below, and uses different colors to distinguish the different nesting levels of the containers Containers---panel1----button1 | |---panel2----button2 | | |----panel3----button3 | |------panel4----button4 | |----button5 |---button6

Fields Summary
Constructors Summary
public Containers()

	this.setBackground(Color.white);            // This component is white
	this.setFont(new Font("Dialog", Font.BOLD, 24));

	JPanel p1 = new JPanel();
	p1.setBackground(new Color(200, 200, 200)); // Panel1 is darker
	this.add(p1);                // p1 is contained by this component
	p1.add(new JButton("#1"));   // Button 1 is contained in p1
	
	JPanel p2 = new JPanel();
	p2.setBackground(new Color(150, 150, 150)); // p2 is darker than p2
	p1.add(p2);                  // p2 is contained in p1
	p2.add(new JButton("#2"));   // Button 2 is contained in p2
	
	JPanel p3 = new JPanel();
	p3.setBackground(new Color(100, 100, 100)); // p3 is darker than p2
	p2.add(p3);                  // p3 is contained in p2
	p3.add(new JButton("#3"));   // Button 3 is contained in p3
	
	JPanel p4 = new JPanel();
	p4.setBackground(new Color(150, 150, 150)); // p4 is darker than p1
	p1.add(p4);                  // p4 is contained in p1
	p4.add(new JButton("#4"));   // Button4 is contained in p4
	p4.add(new JButton("#5"));   // Button5 is also contained in p4
	
	this.add(new JButton("#6")); // Button6 is contained in this component
    
Methods Summary