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/*
* Copyright (C) 2010 The Android Open Source 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.example.android.musicbrowserdemo;
import android.content.Context;
import android.content.ComponentName;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.content.pm.ResolveInfo;
import android.media.browse.MediaBrowserService;
import android.os.Bundle;
import android.support.v4.app.FragmentActivity;
import android.support.v4.app.FragmentTransaction;
import android.support.v4.app.ListFragment;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.ListView;
import android.widget.TextView;
import java.util.ArrayList;
import java.util.List;
// TODO: Include an icon.
public class AppListFragment extends ListFragment {
private Adapter mAdapter;
private List<Item> mItems;
public AppListFragment() {
}
@Override
public void onActivityCreated(Bundle savedInstanceState) {
super.onActivityCreated(savedInstanceState);
mAdapter = new Adapter();
setListAdapter(mAdapter);
}
@Override
public void onListItemClick(ListView l, View v, int position, long id) {
final Item item = mItems.get(position);
Log.i("AppListFragment", "Item clicked: " + position + " -- " + item.component);
final BrowserListFragment fragment = new BrowserListFragment();
final Bundle args = new Bundle();
args.putParcelable(BrowserListFragment.ARG_COMPONENT, item.component);
fragment.setArguments(args);
getFragmentManager().beginTransaction()
.replace(android.R.id.content, fragment)
.setTransition(FragmentTransaction.TRANSIT_FRAGMENT_OPEN)
.addToBackStack(null)
.commit();
}
private static class Item {
final String label;
final ComponentName component;
Item(String l, ComponentName c) {
this.label = l;
this.component = c;
}
}
private class Adapter extends BaseAdapter {
private final LayoutInflater mInflater;
Adapter() {
super();
final Context context = getActivity();
mInflater = LayoutInflater.from(context);
// Load the data
final PackageManager pm = context.getPackageManager();
final Intent intent = new Intent(MediaBrowserService.SERVICE_ACTION);
final List<ResolveInfo> list = pm.queryIntentServices(intent, 0);
final int N = list.size();
mItems = new ArrayList(N);
for (int i=0; i<N; i++) {
final ResolveInfo ri = list.get(i);
mItems.add(new Item(ri.loadLabel(pm).toString(), new ComponentName(
ri.serviceInfo.applicationInfo.packageName,
ri.serviceInfo.name)));
}
}
@Override
public int getCount() {
return mItems.size();
}
@Override
public Item getItem(int position) {
return mItems.get(position);
}
@Override
public long getItemId(int position) {
return position;
}
@Override
public int getItemViewType(int position) {
return 1;
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
if (convertView == null) {
convertView = mInflater.inflate(android.R.layout.simple_list_item_1, parent, false);
}
final TextView tv = (TextView)convertView;
final Item item = mItems.get(position);
tv.setText(item.label);
return convertView;
}
@Override
public int getViewTypeCount() {
return 1;
}
}
}
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