MenuItemExtension

Tip

Add new menu option to the menu bar.

Constructors

method	Description
MenuItemExtension(String imageURL, String text, Command cmd)	Default menuItem.
MenuItemExtension(String imageURL, String text, MenuBar menuBar)	A menuitem that has a menu bar into. Usually used for a sub menu entry.
MenuItemExtension(String text, MenuBar menuBar)	Usually used to define the main menuItem. This is the root menu that has menu children options.

Sample

public class MainMenuExample {
  private MenuItemExtension exampleMenu;
  private MenuBarExtension subMenuExample;
  private MenuBarExtension subMenuExample2;
  private MenuItemExtension subMenuItem;
  private MenuItemExtension option1;
  private MenuItemExtension option2;
  private MenuItemExtension option3;
  private MenuItemExtension option4;

  /**
   * MainMenuExample
   */
  public MainMenuExample() {
    // All menu items
    option1 = new MenuItemExtension("img/box.png", "Option 1", option1Action);
    option2 = new MenuItemExtension("img/box.png", "Option 2", option2Action);
    option3 = new MenuItemExtension("img/box.png", "Option 3", option3Action);
    option4 = new MenuItemExtension("img/box.png", "Option 4", option4Action);

    // Secondary submenu
    subMenuExample2 = new MenuBarExtension();
    subMenuExample2.addItem(option3);
    subMenuExample2.addItem(option4);
    subMenuItem = new MenuItemExtension("img/box.png","Sub menu", subMenuExample2); // is a secondary submenu

    // Principal submenu
    subMenuExample = new MenuBarExtension();
    subMenuExample.addItem(option1);
    subMenuExample.addItem(option2);
    subMenuExample.addItem(subMenuItem);

    // Principal menuitem
    exampleMenu = new MenuItemExtension("New Menu", subMenuExample); // is not a secondary submenu
  }

  public MenuItemExtension getNewMenu() {
    return exampleMenu;
  }

  /**
   * option1Action
   */
  Command option1Action = new Command() {
    public void execute() {
      Window.alert("option1 action");
    }
  };

  /**
   * option2Action
   */
  Command option2Action = new Command() {
    public void execute() {
      Window.alert("option2 action");
    }
  };

  /**
   * option3Action
   */
  Command option3Action = new Command() {
    public void execute() {
      Window.alert("option3 action");
    }
  };

  /**
   * option4Action
   */
  Command option4Action = new Command() {
    public void execute() {
      Window.alert("option4 action");
    }
  };
}