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Sample Programs from NeXSTEP 3.3

#import "KAYEditableFormatter.h"
#import "LedgerController.h"

@implementation KAYEditableFormatter
- textDidEnd:textObject endChar:(unsigned short)whyEnd
{
    if ((whyEnd == 16)||((whyEnd == 17) && (_theColumn == _lastColumn))) {
	if (NXRunAlertPanel("Confirm?", 
		"Do you want to commit this transaction?",
			    "Yes", "No", NULL) == NX_ALERTDEFAULT) {
	    [super textDidEnd:textObject endChar:0];
	    [_theCtlr commit:self];
	    [_theCtlr perform:@selector(ping:) with :self afterDelay:1 cancelPrevious:NO];
	} else
	    [super textDidEnd:textObject endChar:0];
    } else {
	[super textDidEnd:textObject endChar:whyEnd];
    }
    return self;
}

- setController:anObject
{
    _theCtlr = anObject;
    return self;
}

- setColumnLimit:(unsigned int)column
{
    _lastColumn = column;
    return self;
}

- (BOOL)editFieldAt:(unsigned int)row :(unsigned int)column inside:(NXRect *)frame inView:view
    withAttributes:(id <DBTableVectors >)rowAttributes
     :(id <DBTableVectors >)columnAttributes
    usePositions:(BOOL)rp :(BOOL)rc
    onEvent:(NXEvent *)theEvent
{
    _theColumn = column;
    return[super editFieldAt:row :column inside:frame inView:view
	   withAttributes:rowAttributes
	    :columnAttributes
	   usePositions:rp :rc
	   onEvent:theEvent];
}

- drawFieldAt:(unsigned int) row :(unsigned int) column
	inside:(NXRect *) frame inView:view
	withAttributes:(id <DBTableVectors>) ra
		      :(id <DBTableVectors>) ca
	usePositions:(BOOL) rp :(BOOL) rc;
{
/* this is a hack to set every other row to the slightly different gray. */
#ifdef NEVEREVER
    if ((row % 2) == 0) {
	[drawCell setBackgroundGray:0.5];
	}
#endif
    return[super drawFieldAt:row :column
	inside:frame inView:view
	withAttributes:ra
		      :ca
	usePositions:rp :rc];
}

@end

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