PPT Slide
- simply a clickable label-like component
- appears as a standard button on whatever graphical environment the user happens to be running at the time
- generates an Action event when clicked
- a one-line field of text.
- user cannot change this text directly; program changes text with setText( ) method.
- usually not used to capture events (but could)
- usually used as a one-way information source
to provide a message to the user.