Change system font to views

gistfile1.m

+ (void) setFont:(NSString*)fontName andFactor:(CGFloat)factor toView:(UIView*)view {
    NSArray *subviews = view.subviews;
    for (NSObject *subview in subviews) {
        if ([subview isKindOfClass:[UILabel class]]) {
            UILabel *label = (UILabel*)subview;
            [label setFont:[UIFont fontWithName:fontName size:label.font.pointSize*factor]];
        }
        if ([subview isKindOfClass:[UIView class]]) {
            [Util setFont:fontName andFactor:factor toView:(UIView*)subview];
        }
    }
}