addResponse
Adds a response with @id and @label to @self.
Responses are represented as buttons in the dialog.
Response ID must be unique. It will be used in signal@AlertDialog::response to tell which response had been activated, as well as to inspect and modify the response later.
An embedded underline in @label indicates a mnemonic.
method@AlertDialog.set_response_label can be used to change the response label after it had been added.
method@AlertDialog.set_response_enabled and method@AlertDialog.set_response_appearance can be used to customize the responses further.
Since
1.5
Parameters
id
the response ID
label
the response label