REPORT-34091 当公式为空时也保存按钮的状态

designer-realize/src/main/java/com/fr/quickeditor/cellquick/CellFormulaQuickEditor.java

@@ -120,11 +120,12 @@ public class CellFormulaQuickEditor extends CellQuickEditor {
                     public void doOk() {
                         BaseFormula fm = formulaPane.update();
                         if (fm.getContent().length() <= 1) {
+                            fm.setContent(DEFAULT_FORMULA);
                             formulaTextField.setText(DEFAULT_FORMULA);
                         } else {
                             formulaTextField.setText(fm.getContent());
-                            editingCellElement.setValue(fm);
                         }
+                        editingCellElement.setValue(fm);
                     }
                 }).setVisible(true);
             }