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Sample Programs from NeXSTEP 3.3

@interface GridChange : Change
{
    id		graphicView;
    int 	oldSpacing;
    float 	oldGray;
    BOOL	oldVisible;
    BOOL	oldEnabled;
    int 	newSpacing;
    float 	newGray;
    BOOL	newVisible;
    BOOL	newEnabled;
}

- initGraphicView:aGraphicView;
- (const char *)changeName;
- saveBeforeChange;
- undoChange;
- redoChange;
- (BOOL)subsumeChange:change;

@end

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