Menu style highlighting for table row views

KBMenuStyleHighlightTableRowView.m

- (void)drawSelectionInRect:(NSRect)rect {
    if (self.selectionHighlightStyle == NSTableViewSelectionHighlightStyleNone) return;

    NSColor *borderColorTop = [NSColor colorWithCalibratedHue:229.0 / 360.0 saturation:0.70 brightness:0.92 alpha:1.0];
    NSColor *borderColorBottom = [NSColor colorWithCalibratedHue:228.5 / 360.0 saturation:0.955 brightness:0.90 alpha:1.0];
    NSColor *gradientColorTop = [NSColor colorWithCalibratedHue:229.0 / 360.0 saturation:0.66 brightness:0.97 alpha:1.0];
    NSColor *gradientColorBottom = [NSColor colorWithCalibratedHue:229.0 / 360.0 saturation:0.90 brightness:0.95 alpha:1.0];
    NSGradient *gradient = [[NSGradient alloc] initWithColorsAndLocations:gradientColorTop, 0.0, gradientColorBottom, 1.0, nil];

    const CGRect bounds = self.bounds;
    const CGPoint cornerTopLeft = CGPointMake(0, 1);
    const CGPoint cornerTopRight = CGPointMake(bounds.size.width, 1);
    const CGPoint cornerBottomLeft = CGPointMake(0, bounds.size.height);
    const CGPoint cornerBottomRight = CGPointMake(bounds.size.width, bounds.size.height);

    NSGraphicsContext* graphicsContext = [NSGraphicsContext currentContext];
    NSBezierPath *bezierPath = [NSBezierPath bezierPathWithRect:CGRectInset(bounds, 0, 1)];

    [graphicsContext saveGraphicsState];
    [bezierPath setLineWidth:1];
    [gradient drawInBezierPath:bezierPath angle:90];

    [graphicsContext setShouldAntialias:NO];
    [borderColorTop setStroke];
    [NSBezierPath strokeLineFromPoint:cornerTopLeft toPoint:cornerTopRight];

    [borderColorBottom setStroke];
    [NSBezierPath strokeLineFromPoint:cornerBottomLeft toPoint:cornerBottomRight];
    [graphicsContext restoreGraphicsState];
}