[java]代码库
import java.awt.Button;
import java.awt.Label;
import java.awt.List;
import java.awt.TextField;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.JFrame;
public class Jpaneldemo extends JFrame {
private List list = new List(50,true);
private Label le = new Label("姓 名:");
private TextField tx = new TextField();
private Label le2 = new Label("电话号码:");
private TextField te= new TextField();
private Button bt = new Button("添加");
private Button bt2 = new Button("删除");
public Jpaneldemo() {
setTitle("电话簿");
this.le.setBounds(20, 10, 50, 20);
this.tx.setBounds(80, 10, 100, 20);
this.le2.setBounds(200, 10, 60, 20);
this.te.setBounds(260, 10, 100, 20);
this.bt.setBounds(380, 10, 50, 20);
this.bt2.setBounds(450, 10,50, 20);
this.list.setBounds(10, 50, 500, 400);
this.list.add("姓名"+" "+"电话号码");
this.list.add("张三"+" "+"123456789",1);
this.list.add("刘11"+" "+"1111111111",2);
this.list.setMultipleMode(false);
this.setLayout(null);
this.add(this.list);
this.add(this.le2);
this.add(this.te);
this.add(this.le);
this.add(this.tx);
this.add(this.bt);
this.add(this.bt2);
this.setSize(540, 400);
this.setLocation(100, 100);
this.setVisible(true);
}
public static void main(String[] args) {
final Jpaneldemo j1 = new Jpaneldemo();
j1.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
j1.bt.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
String name = j1.tx.getText();
String phone = j1.te.getText();
j1.list.add(name+" "+phone);
j1.tx.setText(null);
j1.te.setText(null);
}
});
j1.bt2.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
// TODO Auto-generated method stub
int a = j1.list.getSelectedIndex();
j1.list.delItem(a);
}
});
}
}
初级程序员
by: 云代码会员 发表于:2018-06-08 12:28:01 顶(0) | 踩(0) 回复
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