package com.timehop.stickyheadersrecyclerview;
import android.support.v7.widget.RecyclerView;
import android.view.ViewGroup;
public interface StickyRecyclerHeadersAdapter<VH extends RecyclerView.ViewHolder> {
/**
* Get the ID of the header associated with this item. For example, if your headers group
* items by their first letter, you could return the character representation of the first letter.
* Return a value < 0 if the view should not have a header (like, a header view or footer view)
*
* @param position
* @return
*/
public long getHeaderId(int position);
/**
* Creates a new ViewHolder for a header. This works the same way onCreateViewHolder in
* Recycler.Adapter, ViewHolders can be reused for different views. This is usually a good place
* to inflate the layout for the header.
*
* @param parent
* @return
*/
public VH onCreateHeaderViewHolder(ViewGroup parent);
/**
* Binds an existing ViewHolder to the specified adapter position.
*
* @param holder
* @param position
*/
public void onBindHeaderViewHolder(VH holder, int position);
public int getItemCount();
}