com.trassare.calculator.ui
Class CalculatorGUI

java.lang.Object
  com.trassare.calculator.ui.CalculatorGUI

All Implemented Interfaces:

UserInterface

public class CalculatorGUI
extends Object
implements UserInterface

CalculatorGUI initializes a data structure for all GUI components then renders the GUI.

Version:

11 October 2005

Author:

Samuel Trassare

Nested Class Summary

class

CalculatorGUI.SolveListener This is what happens when '=' is pressed.

Field Summary

protected static String

APP_NAME The title, as it appears in the title bar, of this application.

Constructor Summary

protected

CalculatorGUI() Constructor for objects of class CalculatorGUI.

Method Summary

void	evaluate(String inputData)
static ActionListener[]	getActionListeners() Get the ActionListeners for the buttons.
static ExpressionScanner	getScanner() Get the ExpressionScanner that is currently in use.
void	run() Run the calculator GUI.
static void	setLandF(String load) Setter for the look and feel.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

APP_NAME

protected static final String APP_NAME

The title, as it appears in the title bar, of this application.

See Also:

Constant Field Values

Constructor Detail

CalculatorGUI

protected CalculatorGUI()

Constructor for objects of class CalculatorGUI.

Method Detail

getActionListeners

public static ActionListener[] getActionListeners()

Get the ActionListeners for the buttons.

Returns:

an array of ActionListeners for the buttons

getScanner

public static ExpressionScanner getScanner()

Get the ExpressionScanner that is currently in use.

Returns:

Returns the scanner.

setLandF

public static void setLandF(String load)

Setter for the look and feel.

Parameters:

load - the look and feel to load

evaluate

public final void evaluate(String inputData)

Specified by:

evaluate in interface UserInterface

Parameters:

inputData - a String containing the mathematical expression that should be evaluated by the calculator engine.

run

public final void run()

Run the calculator GUI.

Specified by:

run in interface UserInterface