市 区二级筛选 （未删） @return

将dp转成px,代码设置尺寸需要用到 @param context @param dipValue @return

退出程序

Return the current number of child views attached to the parent RecyclerView. This does not include child views that were temporarily detached and/or

Returns the item View which has or contains focus. @return A direct child of RecyclerView which has focus or contains the focused child.

获取屏幕高的总像素px @param context @return

Returns the number of items in the adapter bound to the parent RecyclerView. @return The number of items in the bound adapter

数据的总长度 @return

获取手机状态栏高度

获取屏幕密度：每一英寸像素点个数 @param context @return

获取屏幕密度：屏幕长宽的分辨率，根据勾股定律求出对角线的像素数，再除以屏幕的尺寸，即可得densitydpi @param context @return

获取屏幕高的总dp

获取屏幕宽的总dp

获取屏幕宽的总像素px

高亮字体颜色

该处是recyclerView的item复用的地方，注意保存状态 <p> 该处有默认选中的item,也有手动选中item，如果冲突，优先选手动的结果 @param holder @param position

根据标记 创建不同的布局 @param parent @param viewType @return

筛选器title的变化 <p> 点击到选中的item，自动收回 @param position @param positionTitle @param urlValue

Called when searching for a focusable view in the given direction has failed for the current content of the RecyclerView. This is the LayoutManager's