diff --git a/designer-base/src/main/java/com/fr/design/gui/ipasswordfield/UIPasswordFieldWithFixedLength.java b/designer-base/src/main/java/com/fr/design/gui/ipasswordfield/UIPasswordFieldWithFixedLength.java
index c1cb98ca3..02ed99830 100644
--- a/designer-base/src/main/java/com/fr/design/gui/ipasswordfield/UIPasswordFieldWithFixedLength.java
+++ b/designer-base/src/main/java/com/fr/design/gui/ipasswordfield/UIPasswordFieldWithFixedLength.java
@@ -68,7 +68,13 @@ public class UIPasswordFieldWithFixedLength extends UIPassWordField {
         this.addMouseListener(new MouseAdapter() {
             @Override
             public void mouseClicked(MouseEvent e) {
-               UIPasswordFieldWithFixedLength.this.clearPassword = true;
+                UIPasswordFieldWithFixedLength.this.clearPassword = true;
+            }
+
+            @Override
+            public void mousePressed(MouseEvent e) {
+                // 防止拖动进入
+                UIPasswordFieldWithFixedLength.this.clearPassword = true;
             }
         });
         this.addKeyListener(new KeyAdapter() {