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Class programming101.calculBeanz.EqButton

java.lang.Object
    |
    +----java.awt.Component
            |
            +----java.awt.Button
                    |
                    +----programming101.calculBeanz.CalculatorButton
                            |
                            +----programming101.calculBeanz.EqButton

public class EqButton
extends CalculatorButton
Applies last operation to current data in entry area and displays result.

Since:
18/03/98
Version:
1.0 (18/03/98)
Author:
© 1998 Peter T. Sander

Constructor Index

 o EqButton()
No-args constructor (needed for JavaBeans).

Method Index

 o op(double, double, CalculatorButton)
Applies last operation to current data in entry area by invoking the previously-clicked button.

Constructors

 o EqButton
public EqButton()
No-args constructor (needed for JavaBeans).

Methods

 o op
public double op(double cumul,
                 double entry,
                 CalculatorButton lastButton)
Applies last operation to current data in entry area by invoking the previously-clicked button.

Parameters:
cumul - cumulator value
entry - newly-entered value
button - previously clicked
Returns:
new cumulator value
Overrides:
op in class CalculatorButton

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