练习---边框式布局

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package Service;import java.awt.BorderLayout;import java.awt.Container;import java.awt.FlowLayout;import java.awt.GridLayout;import javax.swing.GroupLayout.Alignment;import javax.swing.JButton;import javax.swing.JFrame;import javax.swing.JLabel;import javax.swing.JPanel;import javax.swing.JTextField;public class Service extends JFrame {public static void main(String[] args) {// TODO Auto-generated method stubService s1 = new Service();s1.show();}Service(){this.setSize(300,200);this.setLocation(150,250);Container con = this.getContentPane();JPanel p1 = new JPanel();JTextField t1=new JTextField("                           t1");JTextField t2=new JTextField("                           t2");JTextField t3=new JTextField("t3");JTextField t4=new JTextField("t4");JTextField t5=new JTextField("                           t5");p1.setLayout(new BorderLayout());p1.add(t1,BorderLayout.NORTH);p1.add(t1,BorderLayout.NORTH);p1.add(t2,BorderLayout.SOUTH);p1.add(t3,BorderLayout.EAST);p1.add(t4,BorderLayout.WEST);p1.add(t5,BorderLayout.CENTER);con.add(p1);}}

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