TableView<MyType> table = new TableView<>();//...table.setRowFactory( tv -> { TableRow<MyType> row = new TableRow<>(); row.setonMouseClicked(event -> { if (event.getClickCount() == 2 && (! row.isEmpty()) ) { MyType rowData = row.getItem(); System.out.println(rowData); } }); return row ;});这是一个完整的工作示例：
import java.util.Random;import java.util.function.Function;import javafx.application.Application;import javafx.beans.property.IntegerProperty;import javafx.beans.property.SimpleIntegerProperty;import javafx.beans.property.SimpleStringProperty;import javafx.beans.property.StringProperty;import javafx.beans.value.Observablevalue;import javafx.scene.Scene;import javafx.scene.control.TableColumn;import javafx.scene.control.TableRow;import javafx.scene.control.TableView;import javafx.stage.Stage;public class TableViewDoubleClickonRow extends Application { @Override public void start(Stage primaryStage) { TableView<Item> table = new TableView<>(); table.setRowFactory(tv -> { TableRow<Item> row = new TableRow<>(); row.setonMouseClicked(event -> { if (event.getClickCount() == 2 && (! row.isEmpty()) ) { Item rowData = row.getItem(); System.out.println("Double click on: "+rowData.getName()); } }); return row ; }); table.getColumns().add(column("Item", Item::nameProperty)); table.getColumns().add(column("Value", Item::valueProperty)); Random rng = new Random(); for (int i = 1 ; i <= 50 ; i++) { table.getItems().add(new Item("Item "+i, rng.nextInt(1000))); } Scene scene = new Scene(table); primaryStage.setScene(scene); primaryStage.show(); } private static <S,T> TableColumn<S,T> column(String title, Function<S, Observablevalue<T>> property) { TableColumn<S,T> col = new TableColumn<>(title); col.setCellValueFactory(cellData -> property.apply(cellData.getValue())); return col ; } public static class Item { private final StringProperty name = new SimpleStringProperty(); private final IntegerProperty value = new SimpleIntegerProperty(); public Item(String name, int value) { setName(name); setValue(value); } public StringProperty nameProperty() { return name ; } public final String getName() { return nameProperty().get(); } public final void setName(String name) { nameProperty().set(name); } public IntegerProperty valueProperty() { return value ; } public final int getValue() { return valueProperty().get(); } public final void setValue(int value) { valueProperty().set(value); } } public static void main(String[] args) { launch(args); }}
