public static void Choice(IDialogContext context, ResumeAfter <T> resume, CancelablePromptOptions <T> promptOptions)
{
var child = new CancelablePromptChoice <T>(promptOptions);
context.Call(child, resume);
}
public CancelablePromptChoice(CancelablePromptOptions <T> promptOptions)
: base(promptOptions)
{
this.promptOptions = promptOptions;
}