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###3.2 弹窗 package com.GGp.lesson04; import javax.swing.*; import java.awt.*; import java.awt.event.ActionEvent; import java.awt.event.ActionListener;     阅读全文
posted @ 2022-03-17 20:42
NeverGGp
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3.Swing 3.1 窗口面板 package com.GGp.lesson04; import javax.swing.*; import java.awt.*; public class JFrameDemo { //初始化 init(); public void init() { //顶级窗    阅读全文
posted @ 2022-03-17 17:01
NeverGGp
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###2.10 键盘监听 public class TestKey { public static void main(String[] args) { new MyKey(); } } class MyKey extends Frame{ public MyKey() { setBounds(20    阅读全文
posted @ 2022-03-17 15:34
NeverGGp
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###2.9 窗口监听事件 public class TestWindow { public static void main(String[] args) { new MyWindow(); } } class MyWindow extends Frame { public MyWindow()     阅读全文
posted @ 2022-03-17 14:43
NeverGGp
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2.8 鼠标监听 目的:想要使用鼠标画画 package com.GGp.lesson03; import java.awt.*; import java.awt.event.MouseAdapter; import java.awt.event.MouseEvent; import java.aw    阅读全文
posted @ 2022-03-17 14:07
NeverGGp
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2.7 画板上画图 package com.GGp.lesson03; import java.awt.*; import java.awt.event.WindowAdapter; import java.awt.event.WindowEvent; public class TestPaint     阅读全文
posted @ 2022-03-17 13:42
NeverGGp
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