摘要：
练习1：View Code 1 1 import javax.swing.*; 2 2 import java.awt.*; 3 3 import java.awt.event.*; 4 4 public class MyWindowEvent 5 5 { 6 6 private Frame f; 7 7 private Button bt; 8 8 private TextField tf; 9 9 private TextArea ta;10 10 public MyWindowEvent()11 11 {12 12 i... 阅读全文