private void InitDownloadManager()
{
lock (_lock)
{
if (downloadManager == null)
{
DownloaderConstructorHelper downloaderConstructorHelper = new DownloaderConstructorHelper(
GetDownloadCache(),
BuildHttpDataSourceFactory(/* listener= */ null));
downloadManager =
new Offline.DownloadManager(
downloaderConstructorHelper,
MAX_SIMULTANEOUS_DOWNLOADS,
Offline.DownloadManager.DefaultMinRetryCount,
new File(GetDownloadDirectory(), DOWNLOAD_ACTION_FILE),
DOWNLOAD_DESERIALIZERS);
downloadTracker =
new DownloadTracker(
/* context= */ this,
BuildDataSourceFactory(/* listener= */ null),
new File(GetDownloadDirectory(), DOWNLOAD_TRACKER_ACTION_FILE),
DOWNLOAD_DESERIALIZERS);
downloadManager.AddListener(downloadTracker);
}
}
}
protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
SetContentView(Resource.Layout.sample_chooser_activity);
sampleAdapter = new SampleAdapter(this);
ExpandableListView sampleListView = (ExpandableListView)FindViewById(Resource.Id.sample_list);
sampleListView.SetAdapter(sampleAdapter);
sampleListView.SetOnChildClickListener(this);
Intent intent = Intent;
string dataUri = intent.DataString;
string[] uris;
if (dataUri != null)
{
uris = new string[] { dataUri };
}
else
{
List <string> uriList = new List <string>();
AssetManager assetManager = Assets;
try
{
foreach (string asset in assetManager.List(""))
{
if (asset.EndsWith(".exolist.json"))
{
uriList.Add("asset:///" + asset);
}
}
}
catch (Java.IO.IOException e)
{
Toast.MakeText(ApplicationContext, Resource.String.sample_list_load_error, ToastLength.Long).Show();
}
uriList.Sort();
uris = uriList.ToArray();
}
downloadTracker = ((DemoApplication)Application).GetDownloadTracker();
SampleListLoader loaderTask = new SampleListLoader(this);
loaderTask.Execute(uris);
// Start the download service if it should be running but it's not currently.
// Starting the service in the foreground causes notification flicker if there is no scheduled
// action. Starting it in the background throws an exception if the app is in the background too
// (e.g. if device screen is locked).
try
{
Offline.DownloadService.Start(this, Java.Lang.Class.FromType(typeof(DemoDownloadService)));
}
catch (IllegalStateException e)
{
Offline.DownloadService.StartForeground(this, Java.Lang.Class.FromType(typeof(DemoDownloadService)));
}
}
public StartDownloadDialogHelper(Activity activity, DownloadHelper downloadHelper, DownloadTracker downloadTracker, string name)
{
this.downloadHelper = downloadHelper;
this.downloadTracker = downloadTracker;
this.name = name;
builder =
new AlertDialog.Builder(activity)
.SetTitle(Resource.String.exo_download_description)
.SetPositiveButton(android.Resource.String.Ok, this)
.SetNegativeButton(android.Resource.String.Cancel, (IDialogInterfaceOnClickListener)null);
// Inflate with the builder's context to ensure the correct style is used.
LayoutInflater dialogInflater = LayoutInflater.From(builder.Context);
dialogView = dialogInflater.Inflate(Resource.Layout.start_download_dialog, null);
trackKeys = new List <TrackKey>();
trackTitles = new ArrayAdapter <string>(builder.Context, android.Resource.Layout.SimpleListItemMultipleChoice);
representationList = (ListView)dialogView.FindViewById(Resource.Id.representation_list);
representationList.ChoiceMode = ChoiceMode.Multiple;
representationList.Adapter = trackTitles;
}