let sheet = ImagePickerSheet()
sheet.numberOfButtons = 3
sheet.delegate = self
sheet.showInView(view)

func imagePickerSheet(imagePickerSheet: ImagePickerSheet, titleForButtonAtIndex buttonIndex: Int) -> String {
    let photosSelected = (imagePickerSheet.numberOfSelectedPhotos > 0)

    if (buttonIndex == 0) {
        if photosSelected {
            return NSLocalizedString("Add comment", comment: "Add comment")
        }
        else {
            return NSLocalizedString("Take Photo Or Video", comment: "Take Photo Or Video")
        }
    }
    else {
        if photosSelected {
            return NSString.localizedStringWithFormat(NSLocalizedString("ImagePickerSheet.button1.Send %lu Photo", comment: "The secondary title of the image picker sheet to send the photos"), imagePickerSheet.numberOfSelectedPhotos) as String
        }
        else {
            return NSLocalizedString("Photo Library", comment: "Photo Library")
        }
    }
}

func imagePickerSheet(imagePickerSheet: ImagePickerSheet, willDismissWithButtonIndex buttonIndex: Int) {
    if buttonIndex != imagePickerSheet.cancelButtonIndex {
        if imagePickerSheet.selectedPhotos.count > 0 {
                println(imagePickerSheet.selectedPhotos)
        }
        else {
            let controller = UIImagePickerController()
            controller.delegate = self
            controller.sourceType = (buttonIndex == 2) ? .PhotoLibrary : .Camera
            presentViewController(controller, animated: true, completion: nil)
        }
    }
}