修复pmd错误

designer_base/src/com/fr/design/editor/editor/ColumnSelectedEditor.java

@@ -41,7 +41,7 @@ public class ColumnSelectedEditor extends Editor<SimpleDSColumn> {
                     return;
                 }
                 //这边需要重新初始化columnNames, 否则nameList长度和columnNames长度不同导致出錯。
-				List<String> nameList = tableDataComboBox.getSelectedItem().calculateColumnNameList();
+                List<String> nameList = tableDataWrapper.calculateColumnNameList();
                 columnNames = new String[nameList.size()];
 				columnNames = tableDataComboBox.getSelectedItem().calculateColumnNameList().toArray(columnNames);
 				columnNameComboBox.removeAllItems();