gistfile1.txt

import <Foundation/CPObject.j>
import "CalculatorLogic.j"

@implementation CalculatorButton : CPButton
{

}

+(id)newCalculatorButton:(CPText)buttonText target:(id)aTarget selector:(SEL)aSelector rect:(CGRect)aFrame
{
	var returnValue = [[CalculatorButton alloc] initWithFrame: aFrame ];
	[returnValue setTitle:buttonText];
    [returnValue setTarget:aTarget];		
    [returnValue setAction:aSelector];
    [returnValue setBezelStyle:CPHUDBezelStyle];
    [returnValue setObjectValue:buttonText];
	return returnValue;
}
@end

gistfile2.txt

var contentView = [self contentView];

for (var i=0; i<9; i++)
{
    var button = [CalculatorButton newCalculatorButton:""+i target:calculatorLogic selector:@selector(press:) rect:[self buttonWidth:1 column:1 extend:NO]];

    [contentView addSubview: button];
}