Swift: 自定义UIBarButtonItem的customView

Swift: 自定义UIBarButtonItem的customView

将UIButton添加至UIBarButtonItem

var button: UIButton = UIButton()
button.setImage(UIImage(named: "cameraIconInactive"), forState: .Normal)
button.frame = CGRectMake(0, 0, 45, 45)
button.targetForAction("pushProfileToCamera", withSender: nil)

var rightItem:UIBarButtonItem = UIBarButtonItem()
rightItem.customView = button
self.navigationItem.rightBarButtonItem = rightItem