diff --git a/src/main/java/com/luoboduner/moo/info/ui/listener/FrameListener.java b/src/main/java/com/luoboduner/moo/info/ui/listener/FrameListener.java
index 0f3851f..2bc1b3d 100644
--- a/src/main/java/com/luoboduner/moo/info/ui/listener/FrameListener.java
+++ b/src/main/java/com/luoboduner/moo/info/ui/listener/FrameListener.java
@@ -6,6 +6,8 @@ import com.luoboduner.moo.info.ui.Init;
 import com.luoboduner.moo.info.util.SystemUtil;
 
 import javax.swing.*;
+import java.awt.event.MouseEvent;
+import java.awt.event.MouseListener;
 import java.awt.event.WindowEvent;
 import java.awt.event.WindowListener;
 
@@ -63,6 +65,39 @@ public class FrameListener {
             }
         });
 
+        App.mainFrame.addMouseListener(new MouseListener() {
+            @Override
+            public void mouseClicked(MouseEvent e) {
+                if (e.getClickCount() == 2 && !e.isConsumed()) {
+                    if (App.mainFrame.getExtendedState() == JFrame.MAXIMIZED_BOTH) {
+                        App.mainFrame.setExtendedState(JFrame.NORMAL);
+                    } else {
+                        App.mainFrame.setExtendedState(JFrame.MAXIMIZED_BOTH);
+                    }
+                }
+            }
+
+            @Override
+            public void mousePressed(MouseEvent e) {
+
+            }
+
+            @Override
+            public void mouseReleased(MouseEvent e) {
+
+            }
+
+            @Override
+            public void mouseEntered(MouseEvent e) {
+
+            }
+
+            @Override
+            public void mouseExited(MouseEvent e) {
+
+            }
+        });
+
     }
 
 }