public interface DemoView extends ActionListener
Modifier and Type | Method and Description |
---|---|
void |
registerObserver(DemoController controller)
Register argument as observer/listener of this; this must be done first,
before any other methods of this class are called.
|
void |
updateInputDisplay(String input)
Updates input display based on String provided as argument.
|
void |
updateOutputDisplay(String output)
Updates output display based on String provided as argument.
|
actionPerformed
void registerObserver(DemoController controller)
controller
- controller to registervoid updateInputDisplay(String input)
input
- new value of input displayvoid updateOutputDisplay(String output)
output
- new value of output display