Pull request #7458: REPORT-65576 框选单元格，切换主题，会影响单元格内容的格式

Merge in DESIGN/design from ~STARRYI/design:final/11.0 to final/11.0

* commit 'bb26dd08041630faea295b8535554341b9f26738':
  REPORT-65576 框选单元格，切换主题，会影响单元格内容的格式

designer-realize/src/main/java/com/fr/design/mainframe/cell/settingpane/CellStylePane.java

@@ -11,7 +11,6 @@ import com.fr.design.mainframe.theme.utils.DefaultThemedTemplateCellElementCase;
 import com.fr.design.style.BorderUtils;
 import com.fr.design.utils.gui.AdjustWorkBookDefaultStyleUtils;
 import com.fr.design.utils.gui.GUICoreUtils;
-import com.fr.report.cell.DefaultTemplateCellElement;
 import com.fr.report.cell.TemplateCellElement;
 import com.fr.report.elementcase.TemplateElementCase;
 
@@ -20,7 +19,7 @@ import javax.swing.JPanel;
 import javax.swing.event.ChangeEvent;
 import javax.swing.event.ChangeListener;
 import java.awt.BorderLayout;
-import java.awt.Rectangle;
+import java.text.Format;
 
 /**
  * @author zhou
@@ -118,7 +117,10 @@ public class CellStylePane extends AbstractCellAttrPane {
                     AdjustWorkBookDefaultStyleUtils.adjustCellElement(cellElement);
                     elementCase.addCellElement(cellElement);
                 }
+                Format format = cellElement.getStyle().getFormat();
                 Style style = stylePane.updateBean();
+                // 格式不能通过样式面板中的配置项修改，因此需要保留
+                style = style.deriveFormat(format);
                 cellElement.setStyle(style);
             }
         });