摘要：
Android支持Toast和NotificationManager两种通知方式，前者相当于一个定时关闭的对话框，后者是在状态栏上显示一条消息。Toast和Notification都可以随时取消。ToastA toast is a view containing a quick little message for the user. The toast class helps you create and show those. Toast的使用很简单：Toast.makeText(this, "Service destroyed…", Toast.LENGTH_LONG 阅读全文
