判断是否鼠标双击.txt

来自「判断是否鼠标双击」· 文本 代码 · 共 34 行

import java.applet.*;
import java.awt.*;
import java.awt.event.*;

public class dbclick extends Applet implements MouseListener 
{
boolean isDoubleClick = false; // 是否双击标志

public void init()
{
addMouseListener(this); // 进行鼠标事件监听
}

public void paint(Graphics g)
{
g.drawString("请单击或双击鼠标", 10,10);
if(isDoubleClick)
g.drawString("您双击了鼠标",10,30);
else
g.drawString(" ",10,30); // 清除显示双击信息
}

public void mousePressed(MouseEvent e) {}
public void mouseReleased(MouseEvent e) {}
public void mouseEntered(MouseEvent e) {}
public void mouseExited(MouseEvent e) {}
public void mouseClicked(MouseEvent e)
{
isDoubleClick = e.getClickCount() == 2; // 连续击打次数为2,则说明是双击了鼠标
repaint();
}
}