摘要:
一、MessageQueue介绍 /** * Low-level class holding the list of messages to be dispatched by a * {@link Looper}. Messages are not added directly to a Messa 阅读全文
摘要:
一、Message定义 Message类官方介绍如下: /** * User-defined message code so that the recipient can identify * what this message is about. Each {@link Handler} has 阅读全文