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Class calculator.ButtonHandler 

java.lang.Object
   |
   +----calculator.ButtonHandler
public class ButtonHandler
extends Object
implements Animate
This class provides the smarts for a basic four-function calculator. It repeatedly calls its Calculator(GUI)'s getButton() to consume the buttonIDs that the Calculator object produces.

Copyright (c) 1999 Massachusetts Institute of Technology

See Also:
Calculator, IntBuffer

Variable Index

o brains
o gui
o spirit

Constructor Index

o ButtonHandler()
Build a ButtonHandler object from a Calculator gui passed in as an argument.

Method Index

o act()
Provides the interactive control loop of this animate object.

Variables

o gui 
 protected Calculator gui
o brains 
 protected CalculatorState brains
o spirit 
 protected AnimatorThread spirit

Constructors

o ButtonHandler 
 protected ButtonHandler()
Build a ButtonHandler object from a Calculator gui passed in as an argument.

Methods

o act 
 public void act()
Provides the interactive control loop of this animate object.

See Also:
Animate 
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