private void LoadList(TwitterListType listType, bool refresh, string searchTerm)
{
string fileName = null;
ObservableCollection<ItemViewModel> parentList = null;
switch (listType)
{
case TwitterListType.Statuses:
fileName = Constants.StatusesFileName;
parentList = Items;
break;
case TwitterListType.Mentions:
fileName = Constants.MentionsFileName;
parentList = MentionItems;
break;
case TwitterListType.DirectMessages:
fileName = Constants.DirectMessagesFileName;
parentList = DirectMessageItems;
break;
case TwitterListType.Favorites:
fileName = Constants.FavoritesFileName;
parentList = FavoriteItems;
break;
}
if (String.IsNullOrEmpty(fileName))
return;
// If a cached file exists, bind it first then go update unless we are refreshing
if (!refresh)
{
var itemList = Helper.LoadSetting<List<ItemViewModel>>(fileName);
if (itemList != null)
{
BindList(parentList, itemList);
}
}
var twitterHelper = new TwitterHelper();
twitterHelper.LoadList(listType, (parentList != null && parentList.Count > 0) ? parentList[0].Id : 0, searchTerm);
twitterHelper.LoadedCompleteEvent += (sender, e) =>
{
var list = Helper.LoadSetting<List<ItemViewModel>>(fileName);
if (list == null)
{
Helper.ShowMessage("Error Loading Data from Twitter.");
return;
}
CheckCount();
Deployment.Current.Dispatcher.BeginInvoke(() => BindList(parentList, list));
};
}
private void FavoriteClick(object sender, EventArgs e)
{
ProgressBar.IsIndeterminate = true;
ProgressBar.Visibility = Visibility.Visible;
var twitter = new TwitterHelper();
twitter.FavoriteCompletedEvent += (sender2, e2) =>
{
ProgressBar.IsIndeterminate = false;
ProgressBar.Visibility = Visibility.Collapsed;
MessageBox.Show("Item added to favorites");
};
twitter.ErrorEvent += (sender2, e2) =>
{
ProgressBar.IsIndeterminate = false;
ProgressBar.Visibility = Visibility.Collapsed;
};
twitter.FavoriteItem(_detailItem.Id);
}
private void PostTweet()
{
if (String.IsNullOrEmpty(TweetTextBox.Content))
return;
ProgressBar.Visibility = Visibility.Visible;
ProgressBar.IsIndeterminate = true;
var twitter = new TwitterHelper(_twitterSettings);
// Successful event handler, navigate back if successful
twitter.TweetCompletedEvent += (sender, e) =>
{
ProgressBar.Visibility = Visibility.Collapsed;
ProgressBar.IsIndeterminate = false;
if (NavigationService.CanGoBack)
NavigationService.GoBack();
};
// Failed event handler, show error
twitter.ErrorEvent += (sender, e) =>
{
ProgressBar.Visibility = Visibility.Collapsed;
ProgressBar.IsIndeterminate = false;
MessageBox.Show("Connection to Twitter was unsuccessful.");
};
twitter.NewTweet(TweetTextBox.Content);
}
