project_files/Android-build/SDL-android-project/src/org/hedgewars/hedgeroid/netplay/PlayerListAdapter.java
package org.hedgewars.hedgeroid.netplay;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;
import org.hedgewars.hedgeroid.R;
import android.content.Context;
import android.database.DataSetObserver;
import android.util.Pair;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.TextView;
public class PlayerListAdapter extends BaseAdapter {
private List<Pair<Player, Long>> players = new ArrayList<Pair<Player, Long>>();
private Context context;
private PlayerList playerList;
private DataSetObserver observer = new DataSetObserver() {
@Override
public void onChanged() {
reloadFromList(playerList);
}
@Override
public void onInvalidated() {
invalidate();
}
};
public PlayerListAdapter(Context context) {
this.context = context;
}
public int getCount() {
return players.size();
}
public Player getItem(int position) {
return players.get(position).first;
}
public long getItemId(int position) {
return players.get(position).second;
}
public boolean hasStableIds() {
return true;
}
public void setList(PlayerList playerList) {
if(this.playerList != null) {
this.playerList.unregisterObserver(observer);
}
this.playerList = playerList;
this.playerList.registerObserver(observer);
reloadFromList(playerList);
}
public void invalidate() {
if(playerList != null) {
playerList.unregisterObserver(observer);
}
playerList = null;
notifyDataSetInvalidated();
}
private void reloadFromList(PlayerList list) {
players = new ArrayList<Pair<Player, Long>>(list.getMap().values());
Collections.sort(players, AlphabeticalOrderComparator.INSTANCE);
notifyDataSetChanged();
}
public View getView(int position, View convertView, ViewGroup parent) {
View v = convertView;
if (v == null) {
LayoutInflater vi = LayoutInflater.from(context);
v = vi.inflate(R.layout.listview_player, null);
}
String player = players.get(position).first.name;
TextView username = (TextView) v.findViewById(android.R.id.text1);
username.setText(player);
return v;
}
private static final class AlphabeticalOrderComparator implements Comparator<Pair<Player, Long>> {
public static final AlphabeticalOrderComparator INSTANCE = new AlphabeticalOrderComparator();
public int compare(Pair<Player, Long> lhs, Pair<Player, Long> rhs) {
return lhs.first.name.compareToIgnoreCase(rhs.first.name);
};
}
}