NSButton with round corners and background color

Question

I want a simple push button (the one with the round corners), and to add background to it. I\'ve tried 2 things:

1 - using a round button image: this is working good, un

Answer 1

Override NSButtonCell's drawWithFrame method:

func drawWithFrame(cellFrame: NSRect, inView controlView: NSView) {
    var border = NSBezierPath(roundedRect: NSInsetRect(cellFrame, 0.5, 0.5), xRadius: 3, yRadius: 3)
    NSColor.greenColor().set()
    border.fill()

    var style = NSParagraphStyle.defaultParagraphStyle()
    style.alignment = NSCenterTextAlignment
    var attr = [NSParagraphStyleAttributeName : style, NSForegroundColorAttributeName : NSColor.whiteColor()]

    self.title.drawInRect(cellFrame, withAttributes: attr)
}