Java ComboBox() Constructor
Syntax
ComboBox() constructor from ComboBox has the following syntax.
public ComboBox()
Example
In the following code shows how to use ComboBox.ComboBox() constructor.
import javafx.application.Application;
import javafx.geometry.Insets;
import javafx.scene.Group;
import javafx.scene.Scene;
import javafx.scene.control.ComboBox;
import javafx.scene.control.Label;
import javafx.scene.layout.GridPane;
import javafx.stage.Stage;
/*from w w w.j av a2 s .c om*/
public class Main extends Application {
public static void main(String[] args) {
launch(args);
}
@Override
public void start(Stage stage) {
Scene scene = new Scene(new Group(), 450, 250);
ComboBox<String> emailComboBox = new ComboBox<String>();
emailComboBox.getItems().addAll("A","B","C","D","E");
emailComboBox.setValue("A");
System.out.println(emailComboBox.getValue());
GridPane grid = new GridPane();
grid.setVgap(4);
grid.setHgap(10);
grid.setPadding(new Insets(5, 5, 5, 5));
grid.add(new Label("To: "), 0, 0);
grid.add(emailComboBox, 1, 0);
Group root = (Group) scene.getRoot();
root.getChildren().add(grid);
stage.setScene(scene);
stage.show();
}
}