| | | Using FXML to create a UI |
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import java.io.File;
import java.io.FileInputStream;
import java.util.ResourceBundle;
import javafx.application.Application;
import javafx.event.ActionEvent;
import javafx.fxml.FXML;
import javafx.fxml.FXMLLoader;
import javafx.fxml.Initializable;
import javafx.scene.Parent;
import javafx.scene.Scene;
import javafx.scene.control.MenuBar;
import javafx.scene.input.InputEvent;
import javafx.scene.input.KeyCode;
import javafx.scene.input.KeyEvent;
import javafx.stage.Stage;
public class Main extends Application
{
public static void main(String[] arguments)
{
Application.launch(Main.class, arguments);
}
@Override
public void start(final Stage stage) throws Exception
{
FXMLLoader f = new FXMLLoader();
final Parent fxmlRoot = (Parent)f.load(new FileInputStream(new File("JavaFx2Menus.fxml")));
stage.setScene(new Scene(fxmlRoot));
stage.show();
}
}
<?xml version="1.0" encoding="UTF-8"?>
<?import java.lang.*?>
<?import javafx.scene.*?>
<?import javafx.scene.control.*?>
<?import javafx.scene.layout.*?>
<VBox id="vbox" prefHeight="400" prefWidth="800"
xmlns:fx="http://javafx.com/fxml"
fx:controller="MenuController">
<MenuBar fx:id="menuBar" onKeyPressed="#handleKeyInput">
<menus>
<Menu text="File">
<items>
<MenuItem text="New"/>
<MenuItem text="Open"/>
<MenuItem text="Save"/>
<MenuItem text="Save As"/>
<SeparatorMenuItem />
<MenuItem text="Exit"/>
</items>
</Menu>
<Menu text="Edit">
<items>
<MenuItem text="Copy"/>
<MenuItem text="Cut"/>
<MenuItem text="Paste"/>
</items>
</Menu>
<Menu text="Help">
<items>
<MenuItem text="Search" disable="true"/>
<MenuItem text="Online Manual" visible="false"/>
<SeparatorMenuItem />
<MenuItem text="About" onAction="#handleAboutAction"/>
</items>
</Menu>
</menus>
</MenuBar>
</VBox>
import java.util.ResourceBundle;
import javafx.event.ActionEvent;
import javafx.fxml.FXML;
import javafx.fxml.Initializable;
import javafx.scene.control.MenuBar;
import javafx.scene.input.InputEvent;
import javafx.scene.input.KeyCode;
import javafx.scene.input.KeyEvent;
public class MenuController implements Initializable
{
@FXML
private MenuBar menuBar;
/**
* Handle action related to "About" menu item.
*
* @param event Event on "About" menu item.
*/
@FXML
private void handleAboutAction(final ActionEvent event)
{
provideAboutFunctionality();
}
/**
* Handle action related to input (in this case specifically only responds to
* keyboard event CTRL-A).
*
* @param event Input event.
*/
@FXML
private void handleKeyInput(final InputEvent event)
{
if (event instanceof KeyEvent)
{
final KeyEvent keyEvent = (KeyEvent) event;
if (keyEvent.isControlDown() && keyEvent.getCode() == KeyCode.A)
{
provideAboutFunctionality();
}
}
}
/**
* Perform functionality associated with "About" menu selection or CTRL-A.
*/
private void provideAboutFunctionality()
{
System.out.println("You clicked on About!");
}
@Override
public void initialize(java.net.URL arg0, ResourceBundle arg1) {
menuBar.setFocusTraversable(true);
}
}
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