Chapter 13.8, Problem 13.14CP

Explanation of Solution

Creating a radio menu item class:

• User can create a radio menu item using “RadioMenuItem” class.
  • The object of “RadioMenuItem” performs an action event, when the user selects it.
• The radio menu item initially may be selected or deselected.
  • When it is selected, the check mark display next to a menu item.
  • When it is deselected, the check mark does not display...

Explanation of Solution

Justification:

• The “String” argument is accepted by the “JRadioButtonItem” constructor, which is the menu item’s text.
• Generally, the radio button menu item is not initially selected...

Explanation of Solution

Selecting radio button menu item in code:

• User can select an item in code using the “setSelected” method.
  • This method takes a “boolean” argument.
  • If the method takes argument “true”, then the menu item will be selected.
  • If the method takes argument “false”, then the menu item will be deselected...