package gui;import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;public class TestGUI {public static void main(String[] args) {JFrame f = new JFrame("LoL");f.setSize(400, 300);f.setLocation(580, 200);f.setLayout(null);final JLabel l = new JLabel();ImageIcon i = new ImageIcon("e:/project/j2se/shana.png");l.setIcon(i);l.setBounds(50, 50, i.getIconWidth(), i.getIconHeight());JButton b = new JButton("隐藏图片");b.setBounds(150, 200, 100, 30);// 给按钮 增加 监听b.addActionListener(new ActionListener() {// 当按钮被点击时，就会触发 ActionEvent事件// actionPerformed 方法就会被执行public void actionPerformed(ActionEvent e) {l.setVisible(false);}});f.add(l);f.add(b);f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);f.setVisible(true);}
}

package gui;import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyEvent;
import java.awt.event.KeyListener;import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;public class TestGUI {public static void main(String[] args) {JFrame f = new JFrame("LoL");f.setSize(400, 300);f.setLocation(580, 200);f.setLayout(null);final JLabel l = new JLabel();ImageIcon i = new ImageIcon("e:/project/j2se/shana.png");l.setIcon(i);l.setBounds(50, 50, i.getIconWidth(), i.getIconHeight());// 增加键盘监听f.addKeyListener(new KeyListener() {// 键被弹起public void keyReleased(KeyEvent e) {// 39代表按下了 “右键”if (e.getKeyCode() == 39) {// 图片向右移动 （y坐标不变，x坐标增加）l.setLocation(l.getX() + 10, l.getY());}}//键被按下public void keyPressed(KeyEvent e) {// TODO Auto-generated method stub}// 一个按下弹起的组合动作public void keyTyped(KeyEvent e) {}});f.add(l);f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);f.setVisible(true);}
}

package gui;import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import java.util.Random;import javax.swing.ImageIcon;
import javax.swing.JFrame;
import javax.swing.JLabel;public class TestGUI {public static void main(String[] args) {final JFrame f = new JFrame("LoL");f.setSize(800, 600);f.setLocationRelativeTo(null);f.setLayout(null);final JLabel l = new JLabel();ImageIcon i = new ImageIcon("e:/project/j2se/shana_heiheihei.png");l.setIcon(i);l.setBounds(375, 275, i.getIconWidth(), i.getIconHeight());f.add(l);l.addMouseListener(new MouseListener() {// 释放鼠标public void mouseReleased(MouseEvent e) {// TODO Auto-generated method stub}// 按下鼠标public void mousePressed(MouseEvent e) {// TODO Auto-generated method stub}// 鼠标退出public void mouseExited(MouseEvent e) {// TODO Auto-generated method stub}// 鼠标进入public void mouseEntered(MouseEvent e) {Random r = new Random();int x = r.nextInt(f.getWidth() - l.getWidth());int y = r.nextInt(f.getHeight() - l.getHeight());l.setLocation(x, y);}// 按下释放组合动作为点击鼠标public void mouseClicked(MouseEvent e) {// TODO Auto-generated method stub}});f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);f.setVisible(true);}
}

package gui;import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.util.Random;import javax.swing.ImageIcon;
import javax.swing.JFrame;
import javax.swing.JLabel;public class TestGUI {public static void main(String[] args) {final JFrame f = new JFrame("LoL");f.setSize(800, 600);f.setLocationRelativeTo(null);f.setLayout(null);final JLabel l = new JLabel("");ImageIcon i = new ImageIcon("e:/project/j2se/shana_heiheihei.png");l.setIcon(i);l.setBounds(375, 275, i.getIconWidth(), i.getIconHeight());f.add(l);// MouseAdapter 适配器，只需要重写用到的方法，没有用到的就不用写了l.addMouseListener(new MouseAdapter() {// 只有mouseEntered用到了public void mouseEntered(MouseEvent e) {Random r = new Random();int x = r.nextInt(f.getWidth() - l.getWidth());int y = r.nextInt(f.getHeight() - l.getHeight());l.setLocation(x, y);}});f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);f.setVisible(true);}
}