*You mean that we must use webview to finish the login step?*
*But I have used one application that can use username and application-spesific passwords * <https://accounts.google.com/b/0/IssuedAuthSubTokens>to login.*
在 2012年10月15日星期一UTC+8下午12时37分28秒，Greg Robbins写道：
Older Google APIs did support a username/password protocol for
authenticating users, called ClientLogin. For security reasons, that
protocol is considered deprecated, and does not work with newer APIs.