protected async override void OnCreate(Bundle bundle)
{
//Generic onCreate for the activity
base.OnCreate(bundle);
//Gesture management
gestureDetector = createGestureDetector(this);
//Stops Glass from turning the screen off
Window.AddFlags(WindowManagerFlags.KeepScreenOn);
//Creates the AudioManager for the tap responses
audioManager = (AudioManager)GetSystemService(Context.AudioService);
//Load hashtag history using preferences
prefs = GetSharedPreferences("tweets", 0);
HashSet <String> defaultPrefs = new HashSet <String>();
defaultPrefs.Add("YOlO");
var tempHashtagPrefs = prefs.GetStringSet("hashtags", defaultPrefs);
foreach (var x in tempHashtagPrefs)
{
hashtagPrefs.Add(x);
}
//Create title card
cards = new List <Card>();
AddCard("YOLO (for Glass", "Tap to load cards");
//Set up card scroller
scroller = new CardScrollView(this);
scroller.Adapter = adapter;
//Handles touchpad tap
scroller.ItemClick += (system, e) =>
tweetRefresh();
//Twitter auth and setup
var tht = new TwitterHashtags.TwitterHashtags();
auth = await tht.doAuth();
//Activate the view
SetContentView(scroller);
}
public async void tweetRefresh()
{
//If we're on the last card, get new tweets
if (scroller.SelectedItemPosition == adapter.Count - 1)
{
//Play sound effect for feedback
audioManager.PlaySoundEffect(SoundEffect.KeyClick);
//Create twitter object and get search results
var tht = new TwitterHashtags.TwitterHashtags();
var searchResponse = await tht.getTweets(hashtag, sinceId, auth);
//As long as there's something
if (searchResponse != null && searchResponse.Statuses != null)
{
//Add each tweet as a card
foreach (var tweet in searchResponse.Statuses)
{
if (tweet.StatusID > sinceId)
{
AddCard(tweet.Text, tweet.User.Name + " - " + tweet.CreatedAt);
}
}
//Update the sinceId counter
sinceId = searchResponse.Statuses[0].StatusID;
//Play sound effect for notification
audioManager.PlaySoundEffect(SoundEffect.Invalid);
}
}
//Otherwise, jump to the last card
else
{
scroller.SetSelection(adapter.Count - 1);
}
}
