diff --git a/designer-form/src/main/java/com/fr/design/designer/ui/ImgPanel.java b/designer-form/src/main/java/com/fr/design/designer/ui/ImgPanel.java
index 05aa8ba465..1c17c56c34 100644
--- a/designer-form/src/main/java/com/fr/design/designer/ui/ImgPanel.java
+++ b/designer-form/src/main/java/com/fr/design/designer/ui/ImgPanel.java
@@ -1,17 +1,17 @@
 package com.fr.design.designer.ui;
 
 import com.fr.general.ImageWithSuffix;
+import com.fr.stable.Constants;
 import java.awt.Graphics;
 import java.awt.Image;
 import javax.swing.JComponent;
 
 
 /**
-*
-* <p>图片控件中的已选图片展示面板</p>
-*
-* @author Jimmy.Zheng created on 2022/8/11 21:17
-**/
+ * <p>图片控件中的已选图片展示面板</p>
+ *
+ * @author Jimmy.Zheng created on 2022/8/11 21:17
+ **/
 public class ImgPanel extends JComponent {
     private static final long serialVersionUID = 1L;
     private Image backgroundImage;
@@ -27,40 +27,41 @@ public class ImgPanel extends JComponent {
         setImageDisplayMode(modeName);
     }
 
+    public Image getBackgroundImage() {
+        return this.backgroundImage;
+    }
+
     public void setBackgroundImage(Image image) {
         this.backgroundImage = image;
         repaint();
     }
 
-    public Image getBackgroundImage() {
-        return this.backgroundImage;
+    public int getImageDisplayMode() {
+        return this.imageDisplayMode;
     }
 
     public void setImageDisplayMode(int modeName) {
-        if (modeName == 1) {
-            this.modeIndex = 0;
-        }
-
-        if (modeName == 0) {
-            this.imageDisplayMode = 0;
-            this.modeIndex = 1;
-        }
-
-        if (modeName == 2) {
-            this.imageDisplayMode = 2;
-            this.modeIndex = 2;
-        }
-        if (modeName == 4) {
-            this.imageDisplayMode = 4;
-            this.modeIndex = 3;
+        switch (modeName) {
+            case Constants.IMAGE_CENTER:
+                this.modeIndex = 0;
+                break;
+            case Constants.IMAGE_TILED:
+                this.imageDisplayMode = 0;
+                this.modeIndex = 1;
+                break;
+            case Constants.IMAGE_EXTEND:
+                this.imageDisplayMode = 2;
+                this.modeIndex = 2;
+                break;
+            case Constants.IMAGE_ADJUST:
+                this.imageDisplayMode = 4;
+                this.modeIndex = 3;
+                break;
+            default:
         }
         repaint();
     }
 
-    public int getImageDisplayMode() {
-        return this.imageDisplayMode;
-    }
-
     @Override
     protected void paintComponent(Graphics g) {
         super.paintComponent(g);
@@ -105,6 +106,7 @@ public class ImgPanel extends JComponent {
                     int xx = (getWidth() - width) / 2;
                     int yy = (getHeight() - height) / 2;
                     g.drawImage(this.backgroundImage, xx, yy, width, height, this);
+                default:
             }
         }
     }