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package de.danoeh.antennapod.adapter;
import android.content.Context;
import android.content.res.TypedArray;
import android.graphics.Typeface;
import android.graphics.drawable.Drawable;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.ImageView;
import android.widget.TextView;
import com.squareup.picasso.Picasso;
import de.danoeh.antennapod.R;
import de.danoeh.antennapod.core.feed.Feed;
/**
* BaseAdapter for the navigation drawer
*/
public class NavListAdapter extends BaseAdapter {
public static final int VIEW_TYPE_COUNT = 3;
public static final int VIEW_TYPE_NAV = 0;
public static final int VIEW_TYPE_SECTION_DIVIDER = 1;
public static final int VIEW_TYPE_SUBSCRIPTION = 2;
public static final int[] NAV_TITLES = {R.string.all_episodes_label, R.string.queue_label, R.string.downloads_label, R.string.playback_history_label, R.string.add_feed_label};
private final Drawable[] drawables;
public static final int SUBSCRIPTION_OFFSET = 1 + NAV_TITLES.length;
private ItemAccess itemAccess;
private Context context;
public NavListAdapter(ItemAccess itemAccess, Context context) {
this.itemAccess = itemAccess;
this.context = context;
TypedArray ta = context.obtainStyledAttributes(new int[]{R.attr.ic_new, R.attr.stat_playlist,
R.attr.av_download, R.attr.ic_history, R.attr.content_new});
drawables = new Drawable[]{ta.getDrawable(0), ta.getDrawable(1), ta.getDrawable(2),
ta.getDrawable(3), ta.getDrawable(4)};
ta.recycle();
}
@Override
public int getCount() {
return NAV_TITLES.length + 1 + itemAccess.getCount();
}
@Override
public Object getItem(int position) {
int viewType = getItemViewType(position);
if (viewType == VIEW_TYPE_NAV) {
return context.getString(NAV_TITLES[position]);
} else if (viewType == VIEW_TYPE_SECTION_DIVIDER) {
return "";
} else {
return itemAccess.getItem(position);
}
}
@Override
public long getItemId(int position) {
return position;
}
@Override
public int getItemViewType(int position) {
if (0 <= position && position < NAV_TITLES.length) {
return VIEW_TYPE_NAV;
} else if (position < NAV_TITLES.length + 1) {
return VIEW_TYPE_SECTION_DIVIDER;
} else {
return VIEW_TYPE_SUBSCRIPTION;
}
}
@Override
public int getViewTypeCount() {
return VIEW_TYPE_COUNT;
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
int viewType = getItemViewType(position);
View v = null;
if (viewType == VIEW_TYPE_NAV) {
v = getNavView((String) getItem(position), position, convertView, parent);
} else if (viewType == VIEW_TYPE_SECTION_DIVIDER) {
v = getSectionDividerView(convertView, parent);
} else {
v = getFeedView(position - SUBSCRIPTION_OFFSET, convertView, parent);
}
if (v != null && viewType != VIEW_TYPE_SECTION_DIVIDER) {
TextView txtvTitle = (TextView) v.findViewById(R.id.txtvTitle);
if (position == itemAccess.getSelectedItemIndex()) {
txtvTitle.setTypeface(null, Typeface.BOLD);
} else {
txtvTitle.setTypeface(null, Typeface.NORMAL);
}
}
return v;
}
private View getNavView(String title, int position, View convertView, ViewGroup parent) {
NavHolder holder;
if (convertView == null) {
holder = new NavHolder();
LayoutInflater inflater = (LayoutInflater) context
.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
convertView = inflater.inflate(R.layout.nav_listitem, parent, false);
holder.title = (TextView) convertView.findViewById(R.id.txtvTitle);
holder.count = (TextView) convertView.findViewById(R.id.txtvCount);
holder.image = (ImageView) convertView.findViewById(R.id.imgvCover);
convertView.setTag(holder);
} else {
holder = (NavHolder) convertView.getTag();
}
holder.title.setText(title);
if (NAV_TITLES[position] == R.string.queue_label) {
int queueSize = itemAccess.getQueueSize();
if (queueSize > 0) {
holder.count.setVisibility(View.VISIBLE);
holder.count.setText(String.valueOf(queueSize));
} else {
holder.count.setVisibility(View.GONE);
}
} else if (NAV_TITLES[position] == R.string.all_episodes_label) {
int unreadItems = itemAccess.getNumberOfUnreadItems();
if (unreadItems > 0) {
holder.count.setVisibility(View.VISIBLE);
holder.count.setText(String.valueOf(unreadItems));
} else {
holder.count.setVisibility(View.GONE);
}
} else {
holder.count.setVisibility(View.GONE);
}
holder.image.setImageDrawable(drawables[position]);
return convertView;
}
private View getSectionDividerView(View convertView, ViewGroup parent) {
LayoutInflater inflater = (LayoutInflater) context
.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
convertView = inflater.inflate(R.layout.nav_section_item, parent, false);
convertView.setEnabled(false);
convertView.setOnClickListener(null);
return convertView;
}
private View getFeedView(int feedPos, View convertView, ViewGroup parent) {
FeedHolder holder;
Feed feed = itemAccess.getItem(feedPos);
if (convertView == null) {
holder = new FeedHolder();
LayoutInflater inflater = (LayoutInflater) context
.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
convertView = inflater.inflate(R.layout.nav_feedlistitem, parent, false);
holder.title = (TextView) convertView.findViewById(R.id.txtvTitle);
holder.image = (ImageView) convertView.findViewById(R.id.imgvCover);
convertView.setTag(holder);
} else {
holder = (FeedHolder) convertView.getTag();
}
holder.title.setText(feed.getTitle());
Picasso.with(context)
.load(feed.getImageUri())
.fit()
.into(holder.image);
return convertView;
}
static class NavHolder {
TextView title;
TextView count;
ImageView image;
}
static class FeedHolder {
TextView title;
ImageView image;
}
public interface ItemAccess {
public int getCount();
public Feed getItem(int position);
public int getSelectedItemIndex();
public int getQueueSize();
public int getNumberOfUnreadItems();
}
}
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