Internal use

向外公开的方法 @param onTouchingLetterChangedListener

External use

修改底部布局的位置-敏感pushDistance

Add a listener that will be invoked whenever the page changes or is incrementally scrolled. See {@link OnPageChangeListener}. <p>Components that add

这里我们演示如何在Android 6.0+上运行时申请权限

音乐榜歌曲 @param type 类型 @param offset 偏移 @param size 获取数量 @return

Deletes the entry @param database database to use @param stringId id to delete

Called when the a change in the shown pages has been completed. At this point you must ensure that all of the pages have actually been added or remov

For some performance gain, return a static value for the column index for a week WARNIGN: This function assumes you have selected all columns for it t

Gets the score multiplier for each week @param week number @return the multiplier to apply

获取有效的文件名 @param url @return

@return Info about the page at the currentPosition scroll position. This can be synthetic for a missing middle page; the 'object' field can be

判断是否所有的权限都被授权了 @return

判断目标View是否滑动到顶部-还能否继续滑动 @return

touch的View是否是AbsListView， 例如ListView, GridView等其子类 @return

打印日志 @param level @param format @param args

申请所有权限之后的逻辑

Called when the scroll state changes. Useful for discovering when the user begins dragging, when the pager is automatically settling to the currentPos

This method will be invoked when the currentPosition page is scrolled, either as part of a programmatically initiated smooth scroll or a user initiate

This method will be invoked when a new page becomes selected. Animation is not necessarily complete. @param position Position index of the new select