AnimateBack_en

AnimateBack:The enum of the smooth scrollBack state;

smoothScrollTo_(int dy) map any smooth scrollBack Method

public enum AnimateBack {
    None,//init state
    DisRefreshAble_Back,//Do not meet the refresh, smooth scrollBack to 0
    Auto_Refresh,//Auto Refresh,smooth scrollBack to headerView 's height
    RefreshAble_Back,//smooth scrollBack to headerView 's height,RefreshAble
    Complete_Back;//RefreshAble to Complete , smooth scrollBack to 0
}