OpenDownloadReceiver.java revision 7c08a2b624566e731b4f23235d05de6eb2859235 
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
17package com.android.browser;
18
19import android.app.DownloadManager;
20import android.content.ActivityNotFoundException;
21import android.content.BroadcastReceiver;
22import android.content.Context;
23import android.content.Intent;
24import android.net.Uri;
25
26/**
27 * This {@link BroadcastReceiver} handles clicks to notifications that
28 * downloads from the browser are in progress/complete.  Clicking on an
29 * in-progress or failed download will open the download manager.  Clicking on
30 * a complete, successful download will open the file.
31 */
32public class OpenDownloadReceiver extends BroadcastReceiver {
33    @Override
34    public void onReceive(Context context, Intent intent) {
35        String action = intent.getAction();
36        if (!DownloadManager.ACTION_NOTIFICATION_CLICKED.equals(action)) {
37            openDownloadsPage(context);
38            return;
39        }
40        long ids[] = intent.getLongArrayExtra(
41                DownloadManager.EXTRA_NOTIFICATION_CLICK_DOWNLOAD_IDS);
42        if (ids == null || ids.length == 0) {
43            openDownloadsPage(context);
44            return;
45        }
46        long id = ids[0];
47        DownloadManager manager = (DownloadManager) context.getSystemService(
48                Context.DOWNLOAD_SERVICE);
49        Uri uri = manager.getUriForDownloadedFile(id);
50        if (uri == null) {
51            // Open the downloads page
52            openDownloadsPage(context);
53        } else {
54            Intent launchIntent = new Intent(Intent.ACTION_VIEW);
55            launchIntent.setDataAndType(uri, context.getContentResolver().getType(uri));
56            launchIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
57            try {
58                context.startActivity(launchIntent);
59            } catch (ActivityNotFoundException e) {
60                openDownloadsPage(context);
61            }
62        }
63    }
64
65    /**
66     * Open the Activity which shows a list of all downloads.
67     * @param context
68     */
69    private void openDownloadsPage(Context context) {
70        Intent pageView = new Intent(DownloadManager.ACTION_VIEW_DOWNLOADS);
71        pageView.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
72        context.startActivity(pageView);
73    }
74}
75