
About MCalc v2.0:

A simple Java Applet/Application that adds a button to 
a web page and creates a GUI mortgage calculator.  The
calculator runs in it's own application window and 
can persist even when the user exits the web page.

// File MCalc.java jlouie 9.96 73270.1776@compuserve.com
// This file should be named MCalc.java and compiled with 'javac'/'java compiler'
// Title  * MCalc v2.00 *
// Supplied AS_IS.
// Free if distributed as is with a functioning and unaltered about box.
// Thanks to W. Carlini, T. Ball, R. Scorer, W. Brogden & the folks at Java Support.
// Creates an GUI AWT Mortgage Calculator
// Compiled with: JDK 1.02 Mac/Win95
// Tested with: Netscape 3.0b6 (Mac) 2.01 (Win95)
// "New" Features:
//    Formats numeric output (see Format.java).
//    Implements a Checkbox group to select the calculation field.
//    Calls DoCalc() if user hits return key in a TextField
//    Returns to a TextField after a dialog.   
//    Uses a package of reusable classes.
//    Supports polymorphic main();
// Known bugs and incompatabilities:
//    OKbutton.requestFocus() is buggy on Mac
//    Tab key is buggy in MyTextField Netscape 3.0b6 (Mac)
//    Modal Dialog boxes are non_modal under Netscape 2.01 (Win95)
// Features not implemented:
//    Responding to keyboard equivalents.
//    Online help

To use this package:
Compile DialogInterface.java
Then compile MyDialog.java, MyTextField.java and Format.java.
Then compile MCalc.java.

Win95:
To view the applet place the compiled code, Widgets103 folder
and the file MCalc.html into the bin folder and type:
appletviewer MCalc.html
or open the file MCalc.html with Netscape.
To run the application, from a DOS window type:
java MCalc

Mac:
Place the folder Widgets103 and the file MCalc.html at the same
folder level as the compiled code and and open 
MCalc.html with Netscape or drag MCalc.html to the appletviewer.
To run the application, double click on MCalc.class. 

Have fun with Java,
Jeff