Using FXML to create a UI : FXML « JavaFX « Java

1. Java
2. JavaFX
3. FXML

Using FXML to create a UI

 
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);
   
 }   
}

   
  

Related examples in the same category