1/*
2 * Copyright (C) 2012 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16package com.android.dreams.phototable;
17
18import android.content.SharedPreferences;
19import android.app.ListActivity;
20import android.os.AsyncTask;
21import android.os.Bundle;
22import android.view.View;
23import android.widget.ListAdapter;
24
25import java.util.LinkedList;
26
27/**
28 * Settings panel for photo flipping dream.
29 */
30public class FlipperDreamSettings extends ListActivity {
31    private static final String TAG = "FlipperDreamSettings";
32    public static final String PREFS_NAME = FlipperDream.TAG;
33
34    private PhotoSourcePlexor mPhotoSource;
35    private ListAdapter mAdapter;
36    private SharedPreferences mSettings;
37
38    @Override
39    protected void onCreate(Bundle savedInstanceState){
40        super.onCreate(savedInstanceState);
41
42        mSettings = getSharedPreferences(PREFS_NAME, 0);
43        mPhotoSource = new PhotoSourcePlexor(this, mSettings);
44        setContentView(R.layout.settingslist);
45
46        new AsyncTask<Void, Void, Void>() {
47            @Override
48            public Void doInBackground(Void... unused) {
49                mAdapter = new SectionedAlbumDataAdapter(FlipperDreamSettings.this,
50                        mSettings,
51                        R.layout.header,
52                        R.layout.album,
53                        new LinkedList<PhotoSource.AlbumData>(mPhotoSource.findAlbums()));
54                return null;
55            }
56
57           @Override
58           public void onPostExecute(Void unused) {
59               setListAdapter(mAdapter);
60               if (mAdapter.getCount() == 0) {
61                   findViewById(android.R.id.empty).setVisibility(View.GONE);
62               }
63           }
64        }.execute();
65    }
66}
67