fun <T : Bus<T>> T.postbackButton(title: CharSequence, targetIntent: IntentAware, vararg parameters: Pair<String, String>): PostbackButton (source)fun <T : Bus<T>> T.postbackButton(title: CharSequence, targetIntent: IntentAware, parameters: Parameters): PostbackButton (source)fun <T : Bus<T>> T.postbackButton(title: CharSequence, targetIntent: IntentAware, step: StoryStep<out StoryHandlerDefinition>? = null, parameters: Parameters): PostbackButton (source)fun <T : Bus<T>> T.postbackButton(title: CharSequence, targetIntent: IntentAware, step: StoryStep<out StoryHandlerDefinition>? = null, vararg parameters: Pair<String, String>): PostbackButton (source)
Creates a postback button.