javafx tableview鼠标触发更新属性详解

public class HoverCell extends TableCell<Person, String> {  public HoverCell(StringProperty hoverProperty) {    setOnMouseEntered(e -> hoverProperty.set(getItem()));    setOnMouseExited(e -> hoverProperty.set(null));  }  @Override  protected void updateItem(String item, boolean empty) {    super.updateItem(item, empty);    setText(empty ? null : item);  }}

firstNameCol.setCellFactory(TextFieldTableCell.forTableColumn());firstNameCol.setOnEditCommit(event -> {  String[] row = event.getRowValue();  row[index] = event.getNewValue();}); 

public void editTable(){   nameColumn.setCellFactory(TextFieldTableCell.forTableColumn());  qtyColumn.setCellFactory(TextFieldTableCell.forTableColumn(new IntegerStringConverter()));  expColumn.setCellFactory(TextFieldTableCell.forTableColumn());  mrpColumn.setCellFactory(TextFieldTableCell.forTableColumn(new DoubleStringConverter()));  amtColumn.setCellFactory(TextFieldTableCell.forTableColumn(new DoubleStringConverter()));  final int[] ad = {0};   nameColumn.setOnEditCommit(new EventHandler<TableColumn.CellEditEvent<TableData, String>>() {    @Override    public void handle(TableColumn.CellEditEvent<TableData, String> event) {      ((TableData)event.getTableView().getItems().get(event.getTablePosition().getRow())).setName(event.getNewValue());      //TablePosition tp = tableView.getFocusModel().getFocusedCell();     }  });  qtyColumn.setOnEditCommit(new EventHandler<TableColumn.CellEditEvent<TableData, Integer>>() {    @Override    public void handle(TableColumn.CellEditEvent<TableData, Integer> event) {      ((TableData)event.getTableView().getItems().get(event.getTablePosition().getRow())).setQty(event.getNewValue());       ad[0] = event.getTableView().getItems().get(event.getTablePosition().getRow()).getQty();      dynCal();      }  });  expColumn.setOnEditCommit(new EventHandler<TableColumn.CellEditEvent<TableData, String>>() {    @Override    public void handle(TableColumn.CellEditEvent<TableData, String> event) {      ((TableData)event.getTableView().getItems().get(event.getTablePosition().getRow())).setExp(event.getNewValue());    }  });  mrpColumn.setOnEditCommit(new EventHandler<TableColumn.CellEditEvent<TableData, Double>>() {    @Override    public void handle(TableColumn.CellEditEvent<TableData, Double> event) {      event.getTableView().getItems().get(event.getTablePosition().getRow()).setMrp(event.getNewValue());     }  });   }