1 /* 2 * Copyright (C) 2010 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.browser; 18 19 import android.app.DownloadManager; 20 import android.content.ActivityNotFoundException; 21 import android.content.BroadcastReceiver; 22 import android.content.Context; 23 import android.content.Intent; 24 import android.net.Uri; 25 import android.os.Handler; 26 import android.os.HandlerThread; 27 28 /** 29 * This {@link BroadcastReceiver} handles clicks to notifications that 30 * downloads from the browser are in progress/complete. Clicking on an 31 * in-progress or failed download will open the download manager. Clicking on 32 * a complete, successful download will open the file. 33 */ 34 public class OpenDownloadReceiver extends BroadcastReceiver { 35 private static Handler sAsyncHandler; 36 static { 37 HandlerThread thr = new HandlerThread("Open browser download async"); thr.start()38 thr.start(); 39 sAsyncHandler = new Handler(thr.getLooper()); 40 } 41 @Override onReceive(final Context context, Intent intent)42 public void onReceive(final Context context, Intent intent) { 43 String action = intent.getAction(); 44 if (!DownloadManager.ACTION_NOTIFICATION_CLICKED.equals(action)) { 45 openDownloadsPage(context); 46 return; 47 } 48 long ids[] = intent.getLongArrayExtra( 49 DownloadManager.EXTRA_NOTIFICATION_CLICK_DOWNLOAD_IDS); 50 if (ids == null || ids.length == 0) { 51 openDownloadsPage(context); 52 return; 53 } 54 final long id = ids[0]; 55 final PendingResult result = goAsync(); 56 Runnable worker = new Runnable() { 57 @Override 58 public void run() { 59 onReceiveAsync(context, id); 60 result.finish(); 61 } 62 }; 63 sAsyncHandler.post(worker); 64 } 65 onReceiveAsync(Context context, long id)66 private void onReceiveAsync(Context context, long id) { 67 DownloadManager manager = (DownloadManager) context.getSystemService( 68 Context.DOWNLOAD_SERVICE); 69 Uri uri = manager.getUriForDownloadedFile(id); 70 if (uri == null) { 71 // Open the downloads page 72 openDownloadsPage(context); 73 } else { 74 Intent launchIntent = new Intent(Intent.ACTION_VIEW); 75 launchIntent.setDataAndType(uri, manager.getMimeTypeForDownloadedFile(id)); 76 launchIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 77 try { 78 context.startActivity(launchIntent); 79 } catch (ActivityNotFoundException e) { 80 openDownloadsPage(context); 81 } 82 } 83 } 84 85 /** 86 * Open the Activity which shows a list of all downloads. 87 * @param context 88 */ openDownloadsPage(Context context)89 private void openDownloadsPage(Context context) { 90 Intent pageView = new Intent(DownloadManager.ACTION_VIEW_DOWNLOADS); 91 pageView.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 92 context.startActivity(pageView); 93 } 94 } 95