//mCollectionView can be a ListView, GridView, RecyclerView or any instance of AbsListView!
  BaseAttacher attacher = Mugen.with(mCollectionView, new MugenCallbacks() {

 @Override

 public void onLoadMore() {

  /* Will be triggered when the next page has to be loaded. 

 * 

 * Do your load operation here. 

 * Note: this is NOT asynchronous! 

 */

 
}

  @Override

 public boolean isLoading() {

  /* Return true if a load operation is ongoing. This will 

 * be used as an optimization to prevent further triggers 

 * if the user scrolls up and scrolls back down before  

 * the load operation finished. 

 *  

 * If there is no load operation ongoing, return false 

 */

  return isLoading;

 
}

  @Override

 public boolean hasLoadedAllItems() {

  /* 

 * If every item has been loaded from the data store, i.e., no more items are 

 * left to fetched, you can start returning true here to prevent any more 

 * triggers of the load more method as a form of optimization. 

 * 

 * This is useful when say, the data is being fetched from the network 

 */

  return false;

 
}

}
).start();

 /* Use this to dynamically turn infinite scroll on or off. It is enabled by default */

attacher.setLoadMoreEnabled(true);

 /* Use this to change when the onLoadMore() function is called.  

  * By default, it is called when the scroll reaches 2 items from the bottom */

attacher.setLoadMoreOffset(4);

 /* 

  * mugen uses an internal OnScrollListener to detect and trigger load events. 

  * If you need to listen to scroll events yourself, you can set this and  

  * mugen will automatically forward all scroll events to the listener. 

  */

attacher.setOnScrollListener(listener);