Button(imageDrawable: Drawable, contentDescription: String, visible: () -> Boolean = { true }, @DrawableRes background: Int = 0, padding: Padding = DEFAULT_PADDING, listener: () -> Unit)
An action button to be added to the toolbar.
imageDrawable - The drawable to be shown.
contentDescription - The content description to use.
visible - Lambda that returns true or false to indicate whether this button should be shown.
background - A custom (stateful) background drawable resource to be used.
padding - a custom Padding for this Button.
listener - Callback that will be invoked whenever the button is pressed