[14.2.1 创建InputChannel](14.2.1%E5%88%9B%E5%BB%BAInputChannel.md) [14.2.2 注册Server端InputChannel](14.2.2%E6%B3%A8%E5%86%8CServer%E7%AB%AFInputChannel.md) [14.2.3 注册当前激活窗口](14.2.3%E6%B3%A8%E5%86%8C%E5%BD%93%E5%89%8D%E6%BF%80%E6%B4%BB%E7%AA%97%E5%8F%A3.md) [14.2.4 注册Client端InputChannel](14.2.4%E6%B3%A8%E5%86%8CClient%E7%AB%AFInputChannel.md)