Questions and Answers
Which class can be used to implement the concept of a menu bar in Java AWT?
MenuBar
Which constructor does the TextEvent class define?
TextEvent(Object source, int event_type)
In Java, an event is an instance of which type?
Object
Which package contains the classes and interfaces defined in AWT?
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What is the general form to set a specific type of layout manager in AWT?
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Study Notes
AWT Concepts
- The
MenuBarclass is used to implement the concept of a menu bar in Java AWT. - The
TextEventclass defines a single constructor:TextEvent(Object source, int id, String text). - In Java, an event is an instance of the
java.util.EventObjectclass. - The classes and interfaces defined in AWT are contained in the
java.awtpackage. - The general form to set a specific type of layout manager in AWT is:
_container_.setLayout(new _LayoutManager_());, where_container_is the component and_LayoutManager_is the desired layout manager (e.g.,BorderLayout,FlowLayout, etc.).
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