REPORT-50784 单元格文本包含生僻字情况下，双击单元格进入编辑状态后字符无法用默认字体绘制

designer-base/src/main/java/com/fr/design/gui/itextfield/EditTextField.java

@@ -13,6 +13,9 @@ import javax.swing.text.PlainDocument;
  * Number Field.
  */
 public class EditTextField extends UIGridTextField {
+
+	private static final String I18NProperty = "i18n";
+
 	private int maxLength = 24;
 
 	public EditTextField() {
@@ -39,7 +42,11 @@ public class EditTextField extends UIGridTextField {
 	}
 
 	class TextDocument extends PlainDocument {
+
+		private Object defaultI18NProperty;
+
 		public TextDocument() {
+			defaultI18NProperty = getProperty(I18NProperty);
 		}
 
 		@Override
@@ -49,6 +56,7 @@ public class EditTextField extends UIGridTextField {
 				Toolkit.getDefaultToolkit().beep();
 				return;
 			}
+			putProperty(I18NProperty, defaultI18NProperty);
 			super.insertString(offset, s, a);
 		}
 	}