1 /* 2 * Copyright (C) 2007 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 */ 16 17 package com.android.music; 18 19 import android.app.ListActivity; 20 import android.content.ContentResolver; 21 import android.content.ContentUris; 22 import android.content.Intent; 23 import android.database.Cursor; 24 import android.media.AudioManager; 25 import android.os.Bundle; 26 import android.provider.MediaStore; 27 import android.view.View; 28 import android.widget.ListView; 29 import android.widget.SimpleCursorAdapter; 30 31 import java.lang.Integer; 32 33 public class VideoBrowserActivity extends ListActivity implements MusicUtils.Defs 34 { VideoBrowserActivity()35 public VideoBrowserActivity() 36 { 37 } 38 39 /** Called when the activity is first created. */ 40 @Override onCreate(Bundle icicle)41 public void onCreate(Bundle icicle) 42 { 43 super.onCreate(icicle); 44 setVolumeControlStream(AudioManager.STREAM_MUSIC); 45 init(); 46 } 47 init()48 public void init() { 49 50 // Set the layout for this activity. You can find it 51 // in assets/res/any/layout/media_picker_activity.xml 52 setContentView(R.layout.media_picker_activity); 53 54 MakeCursor(); 55 56 if (mCursor == null) { 57 MusicUtils.displayDatabaseError(this); 58 return; 59 } 60 61 if (mCursor.getCount() > 0) { 62 setTitle(R.string.videos_title); 63 } else { 64 setTitle(R.string.no_videos_title); 65 } 66 67 // Map Cursor columns to views defined in media_list_item.xml 68 SimpleCursorAdapter adapter = new SimpleCursorAdapter( 69 this, 70 android.R.layout.simple_list_item_1, 71 mCursor, 72 new String[] { MediaStore.Video.Media.TITLE}, 73 new int[] { android.R.id.text1 }); 74 75 setListAdapter(adapter); 76 } 77 78 @Override onListItemClick(ListView l, View v, int position, long id)79 protected void onListItemClick(ListView l, View v, int position, long id) 80 { 81 Intent intent = new Intent(Intent.ACTION_VIEW); 82 mCursor.moveToPosition(position); 83 String type = mCursor.getString(mCursor.getColumnIndexOrThrow(MediaStore.Video.Media.MIME_TYPE)); 84 intent.setDataAndType(ContentUris.withAppendedId(MediaStore.Video.Media.EXTERNAL_CONTENT_URI, id), type); 85 86 startActivity(intent); 87 } 88 MakeCursor()89 private void MakeCursor() { 90 String[] cols = new String[] { 91 MediaStore.Video.Media._ID, 92 MediaStore.Video.Media.TITLE, 93 MediaStore.Video.Media.DATA, 94 MediaStore.Video.Media.MIME_TYPE, 95 MediaStore.Video.Media.ARTIST 96 }; 97 ContentResolver resolver = getContentResolver(); 98 if (resolver == null) { 99 System.out.println("resolver = null"); 100 } else { 101 mSortOrder = MediaStore.Video.Media.TITLE + " COLLATE UNICODE"; 102 mWhereClause = MediaStore.Video.Media.TITLE + " != ''"; 103 mCursor = resolver.query(MediaStore.Video.Media.EXTERNAL_CONTENT_URI, 104 cols, mWhereClause , null, mSortOrder); 105 } 106 } 107 108 @Override onDestroy()109 public void onDestroy() { 110 if (mCursor != null) { 111 mCursor.close(); 112 } 113 super.onDestroy(); 114 } 115 116 private Cursor mCursor; 117 private String mWhereClause; 118 private String mSortOrder; 119 } 120 121