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/*
* Copyright (C) 2014 The CyanogenMod Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.cyanogenmod.eleven.adapters;
import android.app.Activity;
import android.os.Bundle;
import android.support.v4.app.LoaderManager.LoaderCallbacks;
import android.support.v4.content.Loader;
import android.support.v7.widget.RecyclerView;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageView;
import android.widget.TextView;
import com.cyanogenmod.eleven.Config;
import com.cyanogenmod.eleven.R;
import com.cyanogenmod.eleven.cache.ImageFetcher;
import com.cyanogenmod.eleven.loaders.AlbumLoader;
import com.cyanogenmod.eleven.model.Album;
import com.cyanogenmod.eleven.utils.ApolloUtils;
import com.cyanogenmod.eleven.utils.NavUtils;
import com.cyanogenmod.eleven.widgets.IPopupMenuCallback;
import com.cyanogenmod.eleven.widgets.PopupMenuButton;
import java.util.Collections;
import java.util.List;
public class ArtistDetailAlbumAdapter
extends RecyclerView.Adapter<ArtistDetailAlbumAdapter.ViewHolder>
implements LoaderCallbacks<List<Album>>, IPopupMenuCallback {
private static final int TYPE_FIRST = 1;
private static final int TYPE_MIDDLE = 2;
private static final int TYPE_LAST = 3;
private final Activity mActivity;
private final ImageFetcher mImageFetcher;
private final LayoutInflater mInflater;
private List<Album> mAlbums = Collections.emptyList();
private IListener mListener;
private int mListMargin;
public ArtistDetailAlbumAdapter(final Activity activity) {
mActivity = activity;
mImageFetcher = ApolloUtils.getImageFetcher(activity);
mInflater = LayoutInflater.from(activity);
mListMargin = activity.getResources().
getDimensionPixelSize(R.dimen.list_item_general_margin);
}
@Override
public int getItemViewType(int position) {
// use view types to distinguish first and last elements
// so they can be given special treatment for layout
if(position == 0) { return TYPE_FIRST; }
else if(position == getItemCount()-1) { return TYPE_LAST; }
else return TYPE_MIDDLE;
}
@Override
public ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
View v = mInflater.inflate(R.layout.artist_detail_album, parent, false);
// add extra margin to the first and last elements
ViewGroup.MarginLayoutParams params = (ViewGroup.MarginLayoutParams)v.getLayoutParams();
if (viewType == TYPE_FIRST) { params.leftMargin = mListMargin; }
else if(viewType == TYPE_LAST) { params.rightMargin = mListMargin; }
return new ViewHolder(v);
}
@Override
public void onBindViewHolder(ViewHolder holder, int position) {
Album a = mAlbums.get(position);
holder.title.setText(a.mAlbumName);
holder.year.setText(a.mYear);
mImageFetcher.loadAlbumImage(
a.mArtistName, a.mAlbumName, a.mAlbumId, holder.art);
holder.popupbutton.setPopupMenuClickedListener(mListener);
holder.popupbutton.setPosition(position);
addAction(holder.itemView, a);
}
private void addAction(View view, final Album album) {
view.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
NavUtils.openAlbumProfile(
mActivity, album.mAlbumName, album.mArtistName, album.mAlbumId);
}
});
}
@Override
public int getItemCount() { return mAlbums.size(); }
public Album getItem(int position) {
return mAlbums.get(position);
}
@Override
public void setPopupMenuClickedListener(IListener listener) {
mListener = listener;
}
public static class ViewHolder extends RecyclerView.ViewHolder {
public ImageView art;
public TextView title;
public TextView year;
public PopupMenuButton popupbutton;
public ViewHolder(View root) {
super(root);
art = (ImageView)root.findViewById(R.id.album_art);
title = (TextView)root.findViewById(R.id.title);
year = (TextView)root.findViewById(R.id.year);
popupbutton = (PopupMenuButton)root.findViewById(R.id.overflow);
}
}
@Override // LoaderCallbacks
public Loader<List<Album>> onCreateLoader(int id, Bundle args) {
return new AlbumLoader(mActivity, args.getLong(Config.ID));
}
@Override // LoaderCallbacks
public void onLoadFinished(Loader<List<Album>> loader, List<Album> albums) {
if (albums.isEmpty()) { return; }
mAlbums = albums;
notifyDataSetChanged();
}
@Override // LoaderCallbacks
public void onLoaderReset(Loader<List<Album>> loader) {
mAlbums = Collections.emptyList();
notifyDataSetChanged();
mImageFetcher.flush();
}
}
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