JAVA全屏模式

 1     import java.awt.DisplayMode;  
 2     import java.awt.FlowLayout;  
 3     import java.awt.GraphicsDevice;  
 4     import java.awt.GraphicsEnvironment;  
 5     import java.awt.Insets;  
 6     import java.awt.event.ActionEvent;  
 7     import java.awt.event.ActionListener;  
 8       
 9     import javax.swing.JButton;  
10     import javax.swing.JFrame;  
11       
12     public class FullScreenDemo {  
13         public static void main(String[] args) {  
14             JFrame window = new JFrame(); 
15             
16             window.setUndecorated(true);  
17             window.setResizable(false);  
18             window.setLayout(new FlowLayout());  
19             JButton button = new JButton("close window");  
20             button.setMargin(new Insets(0, 0, 0, 0));  
21             button.addActionListener(new ActionListener() {  
22                 @Override  
23                 public void actionPerformed(ActionEvent e) {  
24                     System.exit(0);  
25                 }  
26             });  
27             window.add(button);  
28               
29             DisplayMode displayMode = new DisplayMode(1440,900,32,75);//分辨率800*600,16色深,75HZ  
30             /*
31              * 下面为主要的设置全屏
32              */
33             GraphicsEnvironment environment = GraphicsEnvironment.getLocalGraphicsEnvironment();  
34             GraphicsDevice device = environment.getDefaultScreenDevice();  
35             //use the Jframe as the full screen window  
36             device.setFullScreenWindow(window);  
37             //如果要退出全屏  
38             //device.setFullScreenWindow(null);  
39             //change　the displaymode  
40             if(displayMode != null && device.isDisplayChangeSupported()){  
41                 try {  
42                     device.setDisplayMode(displayMode);               
43                 } catch (Exception e) {  
44                 }  
45             }  
46               
47         }  
48     }
转自网络！感谢分享！