Java防锁屏小程序

Posted 2022-11-29 itfeng813

为防止系统桌面自动锁屏，只需打成jar包，写个批处理程序start.bat，双击执行保持dos窗口执行即可，无其他影响。

程序设计为每30秒动一次鼠标，可根据需要调整。

附代码：

 1 package main;
 2 
 3 import java.awt.AWTException;
 4 import java.awt.Dimension;
 5 import java.awt.MouseInfo;
 6 import java.awt.Point;
 7 import java.awt.PointerInfo;
 8 import java.awt.Robot;
 9 import java.awt.Toolkit;
10 
11 public class Main 
12     public static void main(String[] args) 
13         Robot robot = null;
14         try 
15             robot = new Robot();
16          catch (AWTException e1) 
17             e1.printStackTrace();
18         
19         Point pos = MouseInfo.getPointerInfo().getLocation();
20 
21         int last_x = pos.x;
22         int last_y = pos.y;
23 
24         int mov = 1;
25 
26         Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
27 
28         System.out.println("Screen size: " + screenSize.getWidth() + "*" + screenSize.getHeight());
29         while (true) 
30             System.out.println(pos.x + " " + pos.y);
31             PointerInfo pos_info = MouseInfo.getPointerInfo();
32             if (pos_info == null) 
33                 System.out.println("Get location fail!");
34                 try 
35                     Thread.sleep(30000L);
36                  catch (InterruptedException e) 
37                     e.printStackTrace();
38                 
39 
40              else 
41                 pos = pos_info.getLocation();
42 
43                 if ((pos.x == last_x) && (pos.y == last_y)) 
44                     System.out.println("moving!");
45 
46                     if (pos.y <= 0) 
47                         mov = 1;
48                     
49                     if (pos.y > 0) 
50                         mov = -1;
51                     
52                     robot.mouseMove(pos.x, pos.y + mov);
53 
54                     robot.mouseMove(pos.x, pos.y);
55                 
56                 pos_info = MouseInfo.getPointerInfo();
57                 if (pos_info == null) 
58                     System.out.println("Get location fail!");
59                     try 
60                         Thread.sleep(30000L);
61                      catch (InterruptedException e) 
62                         e.printStackTrace();
63                     
64 
65                  else 
66                     pos = pos_info.getLocation();
67 
68                     last_x = pos.x;
69                     last_y = pos.y;
70                     try 
71                         Thread.sleep(30000L);
72                      catch (InterruptedException e) 
73                         e.printStackTrace();
74                     
75                 
76             
77         
78     
79 

View Code

 

将这个Main类打成jar包，此处jar包名为MouseMove.jar；与jar包同目录位置写个.bat类型文件，文件内容如下：

@echo off
java -jar MouseMove.jar

双击执行即可。