diff --git a/designer-base/src/main/java/com/fr/design/gui/itextfield/UINumberField.java b/designer-base/src/main/java/com/fr/design/gui/itextfield/UINumberField.java
index 8176905fe..62d24c56a 100644
--- a/designer-base/src/main/java/com/fr/design/gui/itextfield/UINumberField.java
+++ b/designer-base/src/main/java/com/fr/design/gui/itextfield/UINumberField.java
@@ -39,7 +39,10 @@ public class UINumberField extends UITextField {
 
     private boolean isContentChanged = false;
     private boolean fillNegativeNumber = true;
-    private boolean isInputMethodChange = false;
+    /**
+     * 输入法输入完成一个字符输入过程的标记。开始输入的时候是true，输入完矫正光标后为false
+     */
+    private boolean isInputMethodOnceInserting = false;
     private int insertOffset = 0;
 
     public UINumberField() {
@@ -73,7 +76,7 @@ public class UINumberField extends UITextField {
         addInputMethodListener(new InputMethodListener() {
             @Override
             public void inputMethodTextChanged(InputMethodEvent event) {
-                isInputMethodChange = true;
+                isInputMethodOnceInserting = true;
             }
 
             @Override
@@ -84,8 +87,8 @@ public class UINumberField extends UITextField {
         addCaretListener(new CaretListener() {
             @Override
             public void caretUpdate(CaretEvent e) {
-                if (isInputMethodChange) {
-                    isInputMethodChange = false;
+                if (isInputMethodOnceInserting) {
+                    isInputMethodOnceInserting = false;
                     setCaretPosition(insertOffset);
                 } else {
                     insertOffset = e.getDot();
@@ -219,7 +222,7 @@ public class UINumberField extends UITextField {
         }
 
         public void remove(int offs, int len) throws BadLocationException {
-            if (isInputMethodChange) {
+            if (isInputMethodOnceInserting) {
                 return;
             }
             super.remove(offs, len);