Java语言GUI鼠标点击一系列图形,判断是否和随机出现的数字匹配,并且计算得分?
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这不是鸭头 2020-08-05 10:42最佳回答 专家已采纳package com.zepei; import java.awt.*; import java.awt.event.MouseAdapter; import java.awt.event.MouseEvent; import java.awt.event.MouseListener; import java.util.ArrayList; import java.util.Iterator; // mouse listener action public class TestMouseListener { public static void main(String[] args) { new MyFrame1("paint"); } } class MyFrame1 extends Frame { // Collection store point ArrayList points; public MyFrame1(String title){ super(title); setBounds(200,200,400,300); // store points points = new ArrayList<>(); setVisible(true); // mouse listener to the window this.addMouseListener(new MyMouseListener()); } @Override public void paint(Graphics g) { Iterator iterator = points.iterator(); while(iterator.hasNext()){ Point point = (Point)iterator.next(); g.setColor(Color.GREEN); g.fillOval(point.x,point.y,10,10); } } // add a point to interface public void addPaint(Point point){ points.add(point); } // inner calss private class MyMouseListener extends MouseAdapter { @Override public void mousePressed(MouseEvent e) { MyFrame1 myFrame = (MyFrame1)e.getSource(); // generate a point when click mouse myFrame.addPaint(new Point(e.getX(),e.getY())); myFrame.repaint(); // refresh } } } package com.listener; import java.awt.*; import java.awt.event.WindowAdapter; import java.awt.event.WindowEvent; public class TestWindowListener { public static void main(String[] args) { new WindowFrame(); } } class WindowFrame extends Frame { public WindowFrame(){ setVisible(true); setBackground(Color.blue); setBounds(100,100,200,200); //addWindowListener(new MyWindowListener()); this.addWindowListener( // 匿名内部类 new WindowAdapter() { @Override public void windowClosing(WindowEvent e) { System.out.println("YOU CLICKED ON CLOSE"); System.exit(0); } @Override public void windowActivated(WindowEvent e) { WindowFrame source = (WindowFrame)e.getSource(); source.setTitle("you are activated"); System.out.println("windowActivated"); } } ); } // // inner class // class MyWindowListener extends WindowAdapter{ // @Override // public void windowClosing(WindowEvent e) { // setVisible(false); // hide window using button // System.exit(0); // close window // } // } }
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