package jbPack; import java.awt.*; import java.awt.event.*; import javax.swing.*; class Handler implements ActionListener { public void actionPerformed(ActionEvent e) { System.out.println("Wyst¹pi³o zdarzenie!"); } } public class Program { public static void main(String [] args) { wyswietl(args); } public static void wyswietl(String [] args) { int chr = args[0].charAt(0); chr -= 'A'; JFrame frame = new JFrame(); frame.setSize(300,300); frame.setDefaultCloseOperation(3); Container cp = frame.getContentPane(); BoxLayout bx = new BoxLayout(cp, BoxLayout.Y_AXIS); cp.setLayout(bx); JButton temp = new JButton(""); for(int i = 0; i<5; i++){ String test = ""; for(int j = 0; j<=i; j++) test += ""+j; temp = new JButton(test); switch(chr){ case 1: temp.setAlignmentX(Component.CENTER_ALIGNMENT); break; case 2: temp.setAlignmentX(Component.CENTER_ALIGNMENT); cp.add(Box.createRigidArea(new Dimension(10, 10))); break; case 3: temp.setAlignmentX(Component.CENTER_ALIGNMENT); cp.add(Box.createGlue()); break; case 4: temp.setMaximumSize(new Dimension(300, 60)); break; default: break; } cp.add(temp); } frame.setVisible(true); } }