javaFX：带有单选按钮的listview

我有一个列表，其中包含带有列表项的RadioButton项。

ListView是一个可观察的ArrayList其中包含我希望在列表视图中添加单选按钮的数据。

Answer 1

创建自定义ListCell并将ListCell的图形设置为RadioButton 。 如果需要，您可以在updateItem()添加更多function。

产量

完整的例子

 import javafx.application.Application; import javafx.collections.FXCollections; import javafx.collections.ObservableList; import javafx.scene.Scene; import javafx.scene.control.ListCell; import javafx.scene.control.ListView; import javafx.scene.control.RadioButton; import javafx.scene.control.ToggleGroup; import javafx.scene.layout.StackPane; import javafx.stage.Stage; public class RadioButtonListView extends Application { public static final ObservableList names = FXCollections.observableArrayList(); private ToggleGroup group = new ToggleGroup(); @Override public void start(Stage primaryStage) { primaryStage.setTitle("List View Sample"); final ListView listView = new ListView(); listView.setPrefSize(200, 250); listView.setEditable(true); names.addAll( "Adam", "Alex", "Alfred", "Albert", "Brenda", "Connie", "Derek", "Donny", "Lynne", "Myrtle", "Rose", "Rudolph", "Tony", "Trudy", "Williams", "Zach" ); listView.setItems(names); listView.setCellFactory(param -> new RadioListCell()); StackPane root = new StackPane(); root.getChildren().add(listView); primaryStage.setScene(new Scene(root, 200, 250)); primaryStage.show(); } public static void main(String[] args) { launch(args); } private class RadioListCell extends ListCell { @Override public void updateItem(String obj, boolean empty) { super.updateItem(obj, empty); if (empty) { setText(null); setGraphic(null); } else { RadioButton radioButton = new RadioButton(obj); radioButton.setToggleGroup(group); // Add Listeners if any setGraphic(radioButton); } } } }