Sets the on touch listener of the view. @param viewId The view id. @param listener The on touch listener; @return The BaseViewHolder for chaining.

Notify the widget that refresh state has changed. Do not call this when refresh is triggered by a swipe gesture. @param refreshing Whether or not the

This method sets aspect ratio for crop bounds. @param targetAspectRatio - aspect ratio for image crop (e.g. 1.77(7) for 16:9)

设置通话时间显示 @param visible

get shared handler for main looper @param context @return

设置了 onlineStateContentProvider 则表示UIKit需要展示在线状态 @return

Get the data of list @return

获取Header item的数量（包含FetchItem）

Load more view count @return 0 or 1

获取当前的状态 @return {@link #STATE_TRANS_NORMAL}, {@link #STATE_TRANS_IN}, {@link #STATE_TRANS_OUT}, {@link #STATE_TRANS_CLIP}

注册用户资料变化观察者。<br> 注意：不再观察时(如Activity destroy后)，要unregister，否则会造成资源泄露 @param observer 观察者

@deprecated User ViewPager addOnPageChangeListener

设置消息发送状态

注销用户资料变化观察者。 @param observer 观察者

配置 transferee 参数对象 @param config 参数对象 @return transferee

count @return count

依据 originImage 在屏幕中的坐标和宽高信息创建一个 TransferImage @param originImage 缩略图 ImageView @return TransferImage

@return - current image rotation angle.