Chapter 13: Problem 18

What class do you use to create a menu bar?

Short Answer

Expert verified

Answer: The class used to create a menu bar in Java's Swing library is called "JMenuBar".

Step by step solution

Determine the Programming Language and Library

Based on typical teaching practice and prevalence, we'll assume that we are talking about creating a menu bar using Java's Swing library.

Identify the Class for Creating a Menu Bar

In Java's Swing library, the class used to create a menu bar is called "JMenuBar".

Create a JMenuBar Object

To create a menu bar for your application, create a JMenuBar object: ```java JMenuBar menuBar = new JMenuBar(); ```

Add Menus to the Menu Bar

To add menus to the menu bar, create JMenu objects and then add them to the JMenuBar object. For example: ```java JMenu fileMenu = new JMenu("File"); JMenu editMenu = new JMenu("Edit"); menuBar.add(fileMenu); menuBar.add(editMenu); ```

Add MenuItems to the Menus

To add menu items to the menus, create JMenuItem objects and then add them to the JMenu objects. For example: ```java JMenuItem openItem = new JMenuItem("Open"); JMenuItem saveItem = new JMenuItem("Save"); fileMenu.add(openItem); fileMenu.add(saveItem); ```

Set the Menu Bar for the JFrame

Once you've created and configured your menu bar, set it for your application's JFrame object: ```java JFrame frame = new JFrame("My Application"); frame.setJMenuBar(menuBar); ```

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What class do you use to create a menu bar?

Short Answer

Step by step solution

Determine the Programming Language and Library

Identify the Class for Creating a Menu Bar

Create a JMenuBar Object

Add Menus to the Menu Bar

Add MenuItems to the Menus

Set the Menu Bar for the JFrame

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