import javafx.application.Application;
import javafx.application.Platform;
import javafx.event.ActionEvent;
import javafx.event.EventHandler;
import javafx.scene.Scene;
import javafx.scene.control.Alert;
import javafx.scene.control.Alert.AlertType;
import javafx.scene.control.Menu;
import javafx.scene.control.MenuBar;
import javafx.scene.control.MenuItem;
import javafx.scene.control.SeparatorMenuItem;
import javafx.scene.layout.HBox;
import javafx.stage.Stage;
public class MenuBarEx extends Application {
public void start(Stage stage) {
initUI(stage);
}
private void initUI(Stage stage) {
HBox root = new HBox();
MenuBar mbar = new MenuBar();
mbar.prefWidthProperty().bind(stage.widthProperty());
MyMenuHandler handler = new MyMenuHandler();
Menu fileMenu = new Menu("File");
mbar.getMenus().add(fileMenu);
MenuItem nmi = new MenuItem("New");
nmi.setOnAction(handler);
fileMenu.getItems().add(nmi);
MenuItem omi = new MenuItem("Open");
omi.setOnAction(handler);
fileMenu.getItems().add(omi);
MenuItem smi = new MenuItem("Save");
smi.setOnAction(handler);
fileMenu.getItems().add(smi);
fileMenu.getItems().add(new SeparatorMenuItem());
MenuItem emi = new MenuItem("Exit");
emi.setOnAction((ActionEvent event) -> {
Platform.exit();
});
fileMenu.getItems().add(emi);
root.getChildren().add(mbar);
Scene scene = new Scene(root, 300, 250);
stage.setTitle("MenuBar");
stage.setScene(scene);
stage.show();
}
private class MyMenuHandler implements EventHandler<ActionEvent> {
public void handle(ActionEvent event) {
doShowMessageDialog(event);
}
private void doShowMessageDialog(ActionEvent event) {
MenuItem mi = (MenuItem) event.getSource();
String item = mi.getText();
Alert alert = new Alert(AlertType.INFORMATION);
alert.setTitle("Information dialog");
alert.setHeaderText("Menu item selection information");
alert.setContentText(item + " menu item selected");
alert.showAndWait();
}
}
public static void main(String[] args) {
launch(args);
}
}
import javafx.application.Platform;
import javafx.event.ActionEvent;
import javafx.event.EventHandler;
import javafx.scene.Scene;
import javafx.scene.control.Alert;
import javafx.scene.control.Alert.AlertType;
import javafx.scene.control.Menu;
import javafx.scene.control.MenuBar;
import javafx.scene.control.MenuItem;
import javafx.scene.control.SeparatorMenuItem;
import javafx.scene.layout.HBox;
import javafx.stage.Stage;
public class MenuBarEx extends Application {
public void start(Stage stage) {
initUI(stage);
}
private void initUI(Stage stage) {
HBox root = new HBox();
MenuBar mbar = new MenuBar();
mbar.prefWidthProperty().bind(stage.widthProperty());
MyMenuHandler handler = new MyMenuHandler();
Menu fileMenu = new Menu("File");
mbar.getMenus().add(fileMenu);
MenuItem nmi = new MenuItem("New");
nmi.setOnAction(handler);
fileMenu.getItems().add(nmi);
MenuItem omi = new MenuItem("Open");
omi.setOnAction(handler);
fileMenu.getItems().add(omi);
MenuItem smi = new MenuItem("Save");
smi.setOnAction(handler);
fileMenu.getItems().add(smi);
fileMenu.getItems().add(new SeparatorMenuItem());
MenuItem emi = new MenuItem("Exit");
emi.setOnAction((ActionEvent event) -> {
Platform.exit();
});
fileMenu.getItems().add(emi);
root.getChildren().add(mbar);
Scene scene = new Scene(root, 300, 250);
stage.setTitle("MenuBar");
stage.setScene(scene);
stage.show();
}
private class MyMenuHandler implements EventHandler<ActionEvent> {
public void handle(ActionEvent event) {
doShowMessageDialog(event);
}
private void doShowMessageDialog(ActionEvent event) {
MenuItem mi = (MenuItem) event.getSource();
String item = mi.getText();
Alert alert = new Alert(AlertType.INFORMATION);
alert.setTitle("Information dialog");
alert.setHeaderText("Menu item selection information");
alert.setContentText(item + " menu item selected");
alert.showAndWait();
}
}
public static void main(String[] args) {
launch(args);
}
}
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