ftp.nice.ch/Attic/openStep/tools/business/QTax.2.0.s.S.bs.tgz#/QTax.2.0.s.S.bs/Source/InverseObject.m

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#import "InverseObject.h"

@implementation InverseObject

- (void)Calc:sender
{

    char dummyString[20];
    float price;
    float tps;
    float subtotal;
    float tvq;
    float total;


	total = [Total floatValue];

	price = (total/1.13955);
 
        tps = (price*.07);

        subtotal = (price+tps);

        tvq = (subtotal*0.065);

	sprintf(dummyString, "$%.2f", price); // Convert float to a string
	[Price setStringValue:[NSString stringWithCString:dummyString]];// Display result
	[Price display];

	sprintf(dummyString, "$%.2f", tps); // Convert float to a string
	[TPS setStringValue:[NSString stringWithCString:dummyString]];// Display result
	[TPS display];

	sprintf(dummyString, "$%.2f", subtotal); // Convert float to a string
	[SubTotal setStringValue:[NSString stringWithCString:dummyString]];// Display result
	[SubTotal display];
     	
	sprintf(dummyString, "$%.2f", tvq); // Convert float to a string
	[TVQ setStringValue:[NSString stringWithCString:dummyString]];// Display result
	[TVQ display];

	[Total selectText:self]; 
}

// AWAKEFROMNIB
// This is one of the last methods executed after the nib file is loaded.
// This is the BEST way I know how to initialize an object and jump into
// a method after the nib file was loaded, because you are all the methods
// and variables needed can be used. (Unlike init which is not compeletly
// ready when that message is sent
- (void)awakeFromNib
{
 
	[InversePanel makeKeyAndOrderFront:NULL];
	[Total selectText:self];
}

@end

These are the contents of the former NiCE NeXT User Group NeXTSTEP/OpenStep software archive, currently hosted by Netfuture.ch.