java-鼠标监听（MouseListener、MouseMotionListener）-鼠标事件（MouseEvent）

来源：互联网发布：手机视频软件编辑：程序博客网时间：2024/05/16 03:01

public class APP {    public static void main(String[] args) {        //第一种        new test();        //第二种           test1 t=new test1();        t.actionss();    }}

import java.awt.Color;import java.awt.Frame;import java.awt.Label;import java.awt.TextField;import java.awt.event.MouseEvent;import java.awt.event.MouseListener;import java.awt.event.MouseMotionListener;import java.awt.event.WindowAdapter;import java.awt.event.WindowEvent;//第一种方法public class test implements MouseMotionListener,MouseListener{    Frame f=new Frame("关于鼠标的多重监听器");//窗体    TextField tf=new TextField(30);//文本框    public test() {//构造方法        Label label=new Label("请按下鼠标左键并拖动");//标签的功能只是显示文本，不能动态地编辑文本。        f.add(label,"North");        f.add(tf,"South");        f.setBackground(new Color(180,255,255));        f.addMouseListener(this);//添加一个鼠标监听        f.addMouseMotionListener(this);        f.addWindowListener(new WindowAdapter(){//添加一个窗口监听            public void windowClosing(WindowEvent e) {//窗口关闭事件                System.exit(0);            }        });        f.setSize(300,200);        f.setLocation(400,250);//设置窗体位置        f.setVisible(true);    }    @Override    public void mouseClicked(MouseEvent e) {        System.out.println("鼠标点击---"+"\t");         if(e.getClickCount()==1) {            System.out.println("单击");        }else if(e.getClickCount()==2) {            System.out.println("双击");        }else if(e.getClickCount()==3) {            System.out.println("三连击");        }    }    @Override    public void mousePressed(MouseEvent e) {        System.out.println("鼠标按下");         }    @Override    public void mouseReleased(MouseEvent e) {        System.out.println("鼠标松开");         }    @Override    public void mouseEntered(MouseEvent e) {        tf.setText("鼠标已经进入窗体");     }    @Override    public void mouseExited(MouseEvent e) {        tf.setText("鼠标已经移出窗体");         }    @Override    public void mouseDragged(MouseEvent e) {                String str="鼠标所在的坐标:("+e.getX()+","+e.getY()+")";                tf.setText(str);    }    @Override    public void mouseMoved(MouseEvent e) {            System.out.println("鼠标移动了");        }}

import java.awt.Color;import java.awt.Frame;import java.awt.Label;import java.awt.TextField;import java.awt.event.MouseAdapter;import java.awt.event.MouseEvent;import java.awt.event.WindowAdapter;import java.awt.event.WindowEvent;//第二种方法，new MouseAdapter()匿名内部类，相比较第一种的优势：可以不用重写所有鼠标事件的方法。public class test1 {    Frame f=new Frame("关于鼠标的多重监听器");//窗体    TextField tf=new TextField(30);//文本框    public test1() {//构造方法        Label label=new Label("请按下鼠标左键并拖动");//标签的功能只是显示文本，不能动态地编辑文本。        f.add(label,"North");        f.add(tf,"South");        f.setBackground(new Color(180,255,255));        f.addWindowListener(new WindowAdapter(){//添加一个窗口监听            public void windowClosing(WindowEvent e) {//窗口关闭事件                System.exit(0);            }        });        f.setSize(300,200);        f.setLocation(400,250);//设置窗体位置        f.setVisible(true);    }    public void actionss() {        MouseAdapter l=new MouseAdapter() {//匿名内部类            @Override            public void mouseClicked(MouseEvent e) {                System.out.println("鼠标点击---"+"\t");                 if(e.getClickCount()==1) {                    System.out.println("单击");                }else if(e.getClickCount()==2) {                    System.out.println("双击");                }else if(e.getClickCount()==3) {                    System.out.println("三连击");                }            }            @Override            public void mousePressed(MouseEvent e) {                System.out.println("鼠标按下");                 }            @Override            public void mouseReleased(MouseEvent e) {                System.out.println("鼠标松开");                 }            @Override            public void mouseEntered(MouseEvent e) {                tf.setText("鼠标已经进入窗体");             }            @Override            public void mouseExited(MouseEvent e) {                tf.setText("鼠标已经移出窗体");                 }            @Override            public void mouseDragged(MouseEvent e) {                        String str="鼠标所在的坐标:("+e.getX()+","+e.getY()+")";                        tf.setText(str);            }            @Override            public void mouseMoved(MouseEvent e) {                    System.out.println("鼠标移动了");                }        };        f.addMouseListener(l);//处理鼠标的操作事件        f.addMouseMotionListener(l);//处理鼠标的滑动事件    }}

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