testinner.java

来自「本压缩文件中含有线程的控制」· Java 代码 · 共 57 行

package gui;

import java.awt.event.*;
import javax.swing.*;
import java.awt.*;

public class TestInner {
	JFrame f = new JFrame("内部类测试");
	JTextField tf = new JTextField(30);

	public TestInner() {
		f.add(new JLabel("请按下鼠标左键并拖动"), "North");
		f.getContentPane().add(tf, "South");
		f.getContentPane().setBackground(new Color(120, 175, 175));
		InnerMonitor im = new InnerMonitor();
		f.addMouseMotionListener(im);
		f.addMouseListener(im);
		f.setLocation(400,200);
		f.setSize(300, 200);
		f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		f.setVisible(true);
	}

	public static void main(String args[]) {
		TestInner t = new TestInner();
	}

	class InnerMonitor implements MouseMotionListener, MouseListener {
		public void mouseDragged(MouseEvent e) {
			String s = "鼠标位置（" + e.getX() + "," + e.getY() + ")";
			tf.setText(s);
		}

		public void mouseEntered(MouseEvent e) {
			String s = "鼠标已进入窗体";
			tf.setText(s);
		}

		public void mouseExited(MouseEvent e) {
			String s = "鼠标已移出窗体";
			tf.setText(s);
		}

		public void mouseMoved(MouseEvent e) {
		}

		public void mousePressed(MouseEvent e) {
		}

		public void mouseClicked(MouseEvent e) {
		}

		public void mouseReleased(MouseEvent e) {
		}
	}// end of inner class InnerMonitor
}// end of class TestInner