Improved the way the AddFeedActivity is waiting for the download to

finish
This commit is contained in:
daniel oeh 2012-06-18 16:05:23 +02:00
parent 113ccff68f
commit 245f272a35
3 changed files with 140 additions and 42 deletions

View File

@ -5,12 +5,18 @@ import android.widget.Button;
import android.widget.EditText;
import android.view.View;
import android.app.ProgressDialog;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.util.Log;
import de.podfetcher.R;
import de.podfetcher.feed.Feed;
import de.podfetcher.feed.FeedManager;
import de.podfetcher.storage.DownloadRequester;
import de.podfetcher.util.URLChecker;
import de.podfetcher.service.DownloadObserver;
import de.podfetcher.service.DownloadService;
import de.podfetcher.service.DownloadStatus;
import com.actionbarsherlock.app.SherlockActivity;
@ -26,36 +32,37 @@ public class AddFeedActivity extends SherlockActivity {
private static final String TAG = "AddFeedActivity";
private DownloadRequester requester;
private FeedManager manager;
private EditText etxtFeedurl;
private Button butConfirm;
private Button butCancel;
private long downloadId;
private DownloadObserver observer;
private ProgressDialog progDialog;
private boolean hasImage;
private boolean isWaitingForImage = false;
private long imageDownloadId;
private ProgressDialog progDialog;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.addfeed);
requester = DownloadRequester.getInstance();
manager = FeedManager.getInstance();
createObserver();
progDialog = new ProgressDialog(this) {
@Override
public void onBackPressed() {
requester.cancelDownload(getContext(), downloadId);
observer.cancel(true);
createObserver();
unregisterReceiver(downloadCompleted);
dismiss();
}
};
etxtFeedurl = (EditText) findViewById(R.id.etxtFeedurl);
butConfirm = (Button) findViewById(R.id.butConfirm);
butCancel = (Button) findViewById(R.id.butCancel);
@ -63,7 +70,7 @@ public class AddFeedActivity extends SherlockActivity {
butConfirm.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
addNewFeed();
addNewFeed();
}
});
@ -75,36 +82,18 @@ public class AddFeedActivity extends SherlockActivity {
}
});
}
private void createObserver() {
observer = new DownloadObserver(this) {
@Override
protected void onPostExecute(Boolean result) {
progDialog.dismiss();
finish();
}
@Override
protected void onProgressUpdate(DownloadStatus... values) {
DownloadStatus progr = values[0];
progDialog.setMessage(getContext().getString(progr.getStatusMsg())
+ " (" + progr.getProgressPercent() + "%)");
}
};
}
@Override
protected void onStop() {
super.onStop();
Log.d(TAG, "Stopping Activity");
observer.cancel(true);
}
private void addNewFeed() {
String url = etxtFeedurl.getText().toString();
String url = etxtFeedurl.getText().toString();
url = URLChecker.prepareURL(url);
if(url != null) {
if (url != null) {
Feed feed = new Feed(url, new Date());
downloadId = requester.downloadFeed(this, feed);
observeDownload(feed);
@ -113,7 +102,65 @@ public class AddFeedActivity extends SherlockActivity {
private void observeDownload(Feed feed) {
progDialog.show();
observer.execute(feed);
progDialog.setMessage("Downloading Feed");
registerReceiver(downloadCompleted, new IntentFilter(DownloadService.ACTION_DOWNLOAD_HANDLED));
}
private void updateProgDialog(final String msg) {
if (progDialog.isShowing()) {
runOnUiThread(new Runnable() {
@Override
public void run() {
progDialog.setMessage(msg);
}
});
}
}
private void handleDownloadError(DownloadStatus status) {
}
private BroadcastReceiver downloadCompleted = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
long receivedDownloadId = intent.getLongExtra(
DownloadService.EXTRA_DOWNLOAD_ID, -1);
if (receivedDownloadId == downloadId
|| (isWaitingForImage && receivedDownloadId == imageDownloadId)) {
long statusId = intent.getLongExtra(
DownloadService.EXTRA_STATUS_ID, 0);
DownloadStatus status = manager.getDownloadStatus(statusId);
if (status.isSuccessful()) {
if (!isWaitingForImage) {
hasImage = intent.getBooleanExtra(
DownloadService.EXTRA_FEED_HAS_IMAGE, false);
if (!hasImage) {
progDialog.dismiss();
finish();
} else {
imageDownloadId = intent
.getLongExtra(
DownloadService.EXTRA_IMAGE_DOWNLOAD_ID,
-1);
isWaitingForImage = true;
updateProgDialog("Downloading Image");
}
} else {
progDialog.dismiss();
finish();
}
} else {
handleDownloadError(status);
}
}
}
};
}

View File

@ -106,7 +106,7 @@ public class FeedManager {
new Date()));
}
}
public long addDownloadStatus(Context context, DownloadStatus status) {
PodDBAdapter adapter = new PodDBAdapter(context);
downloadLog.add(status);
@ -263,6 +263,15 @@ public class FeedManager {
return null;
}
public DownloadStatus getDownloadStatus(long statusId) {
for (DownloadStatus status : downloadLog) {
if (status.getId() == statusId) {
return status;
}
}
return null;
}
/** Reads the database */
public void loadDBData(Context context) {
PodDBAdapter adapter = new PodDBAdapter(context);
@ -375,10 +384,14 @@ public class FeedManager {
feedfile = getFeedMedia(feedfileId);
}
if (feedfile != null) { // otherwise ignore status
boolean successful = logCursor.getInt(logCursor.getColumnIndex(PodDBAdapter.KEY_SUCCESSFUL)) > 0;
int reason = logCursor.getInt(logCursor.getColumnIndex(PodDBAdapter.KEY_REASON));
Date completionDate = new Date(logCursor.getLong(logCursor.getColumnIndex(PodDBAdapter.KEY_COMPLETION_DATE)));
downloadLog.add(new DownloadStatus(id, feedfile, successful, reason, completionDate));
boolean successful = logCursor.getInt(logCursor
.getColumnIndex(PodDBAdapter.KEY_SUCCESSFUL)) > 0;
int reason = logCursor.getInt(logCursor
.getColumnIndex(PodDBAdapter.KEY_REASON));
Date completionDate = new Date(logCursor.getLong(logCursor
.getColumnIndex(PodDBAdapter.KEY_COMPLETION_DATE)));
downloadLog.add(new DownloadStatus(id, feedfile,
successful, reason, completionDate));
}
} while (logCursor.moveToNext());

View File

@ -43,6 +43,15 @@ public class DownloadService extends Service {
public static String ACTION_ALL_FEED_DOWNLOADS_COMPLETED = "action.de.podfetcher.storage.all_feed_downloads_completed";
public static final String ACTION_FEED_SYNC_COMPLETED = "action.de.podfetcher.service.feed_sync_completed";
public static final String ACTION_DOWNLOAD_HANDLED = "action.de.podfetcher.service.download_handled";
/** True if handled feed has an image. */
public static final String EXTRA_FEED_HAS_IMAGE = "extra.de.podfetcher.service.feed_has_image";
/** ID of DownloadStatus. */
public static final String EXTRA_STATUS_ID = "extra.de.podfetcher.service.feedfile_id";
public static final String EXTRA_DOWNLOAD_ID = "extra.de.podfetcher.service.download_id";
public static final String EXTRA_IMAGE_DOWNLOAD_ID = "extra.de.podfetcher.service.image_download_id";
private ExecutorService syncExecutor;
private DownloadRequester requester;
@ -179,14 +188,29 @@ public class DownloadService extends Service {
.getColumnIndex(DownloadManager.COLUMN_REASON));
Log.d(TAG, "reason code is " + reason);
successful = false;
long statusId = manager.addDownloadStatus(context, new DownloadStatus(download,
reason, successful));
sendDownloadHandledIntent(download.getDownloadId(), statusId, false, 0);
download.setDownloadId(0);
}
manager.addDownloadStatus(context, new DownloadStatus(download,
reason, successful));
c.close();
}
}
};
private void sendDownloadHandledIntent(long downloadId, long statusId, boolean feedHasImage, long imageDownloadId) {
Intent intent = new Intent(ACTION_DOWNLOAD_HANDLED);
intent.putExtra(EXTRA_DOWNLOAD_ID, downloadId);
intent.putExtra(EXTRA_STATUS_ID, statusId);
intent.putExtra(EXTRA_FEED_HAS_IMAGE, feedHasImage);
if (feedHasImage) {
intent.putExtra(EXTRA_IMAGE_DOWNLOAD_ID, imageDownloadId);
}
sendBroadcast(intent);
}
/** Check if there's something else to download, otherwise stop */
public synchronized void queryDownloads() {
@ -239,6 +263,9 @@ public class DownloadService extends Service {
}
public void run() {
long imageId = 0;
boolean hasImage = false;
FeedManager manager = FeedManager.getInstance();
FeedHandler handler = new FeedHandler();
feed.setDownloaded(true);
@ -247,12 +274,15 @@ public class DownloadService extends Service {
// Download Feed Image if provided
if (feed.getImage() != null) {
Log.d(TAG, "Feed has image; Downloading....");
requester.downloadImage(service, feed.getImage());
imageId = requester.downloadImage(service, feed.getImage());
hasImage = true;
}
requester.removeDownload(feed);
cleanup();
long statusId = manager.addDownloadStatus(service, new DownloadStatus(feed, 0, true));
sendDownloadHandledIntent(feed.getDownloadId(), statusId, hasImage, imageId);
feed.setDownloadId(0);
// Save information of feed in DB
manager.updateFeed(service, feed);
queryDownloads();
@ -283,6 +313,11 @@ public class DownloadService extends Service {
public void run() {
image.setDownloaded(true);
requester.removeDownload(image);
long statusId = manager.addDownloadStatus(service, new DownloadStatus(image, 0, true));
sendDownloadHandledIntent(image.getDownloadId(), statusId, false, 0);
image.setDownloadId(0);
manager.setFeedImage(service, image);
queryDownloads();
}
@ -313,6 +348,9 @@ public class DownloadService extends Service {
media.setDuration(mediaplayer.getDuration());
Log.d(TAG, "Duration of file is " + media.getDuration());
mediaplayer.reset();
long statusId = manager.addDownloadStatus(service, new DownloadStatus(media, 0, true));
sendDownloadHandledIntent(media.getDownloadId(), statusId, false, 0);
media.setDownloadId(0);
manager.setFeedMedia(service, media);
queryDownloads();
}