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package com.mapbox.mapboxsdk.testapp.utils;
import android.support.v7.widget.RecyclerView;
import android.view.View;
import com.mapbox.mapboxsdk.testapp.R;
public class ItemClickSupport {
private final RecyclerView recyclerView;
private OnItemClickListener onItemClickListener;
private OnItemLongClickListener onItemLongClickListener;
private View.OnClickListener onClickListener = new View.OnClickListener() {
@Override
public void onClick(View view) {
if (onItemClickListener != null) {
RecyclerView.ViewHolder holder = recyclerView.getChildViewHolder(view);
onItemClickListener.onItemClicked(recyclerView, holder.getAdapterPosition(), view);
}
}
};
private View.OnLongClickListener onLongClickListener = new View.OnLongClickListener() {
@Override
public boolean onLongClick(View view) {
if (onItemLongClickListener != null) {
RecyclerView.ViewHolder holder = recyclerView.getChildViewHolder(view);
return onItemLongClickListener.onItemLongClicked(recyclerView, holder.getAdapterPosition(), view);
}
return false;
}
};
private RecyclerView.OnChildAttachStateChangeListener attachListener
= new RecyclerView.OnChildAttachStateChangeListener() {
@Override
public void onChildViewAttachedToWindow(View view) {
if (onItemClickListener != null) {
view.setOnClickListener(onClickListener);
}
if (onItemLongClickListener != null) {
view.setOnLongClickListener(onLongClickListener);
}
}
@Override
public void onChildViewDetachedFromWindow(View view) {
}
};
private ItemClickSupport(RecyclerView recyclerView) {
this.recyclerView = recyclerView;
this.recyclerView.setTag(R.id.item_click_support, this);
this.recyclerView.addOnChildAttachStateChangeListener(attachListener);
}
public static ItemClickSupport addTo(RecyclerView view) {
ItemClickSupport support = (ItemClickSupport) view.getTag(R.id.item_click_support);
if (support == null) {
support = new ItemClickSupport(view);
}
return support;
}
public static ItemClickSupport removeFrom(RecyclerView view) {
ItemClickSupport support = (ItemClickSupport) view.getTag(R.id.item_click_support);
if (support != null) {
support.detach(view);
}
return support;
}
public ItemClickSupport setOnItemClickListener(OnItemClickListener listener) {
onItemClickListener = listener;
return this;
}
public ItemClickSupport setOnItemLongClickListener(OnItemLongClickListener listener) {
onItemLongClickListener = listener;
return this;
}
private void detach(RecyclerView view) {
view.removeOnChildAttachStateChangeListener(attachListener);
view.setTag(R.id.item_click_support, null);
}
public interface OnItemClickListener {
void onItemClicked(RecyclerView recyclerView, int position, View view);
}
public interface OnItemLongClickListener {
boolean onItemLongClicked(RecyclerView recyclerView, int position, View view);
}
}
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