public void Subscribe(IObservable <ITweetItem> items, Action <ITweetItem> optionalActionOnSubscribe = null)
{
optionalActionOnSubscribe = optionalActionOnSubscribe ?? (_ => { });
IsBusy = true;
_subscription.DisposeIfNotNull();
_subscription = items
.SubscribeOnThreadPool()
.ObserveOnDispatcher()
.Do(_ => IsBusy = false)
.Do(x => optionalActionOnSubscribe(x))
.Subscribe(x => Tweets.Append(x), () => IsBusy = false);
((IActivate)this).Activate();
}
public void DisposeSubscriptions()
{
_nameTextChangedSubscription.DisposeIfNotNull();
_emailTextChangedSubscription.DisposeIfNotNull();
_passwordTextChangedSubscription.DisposeIfNotNull();
_repeatablePasswordTextChangedSubscription.DisposeIfNotNull();
}
public TimelinesViewModel(AppInfo appInfo, TwitterClient client, IWindowManager windowManager, Func <TweetsPanelViewModel> timelineFactory)
{
Lists = new ObservableCollection <List>();
_appInfo = appInfo;
_client = client;
_windowManager = windowManager;
_timelineFactory = timelineFactory;
_homeline = timelineFactory();
_homeline.DisplayName = "Home";
_mentionline = timelineFactory();
_mentionline.DisplayName = "Mentions";
_messageline = timelineFactory();
_messageline.DisplayName = "Messages";
IsBusy = true;
Observable.FromEventPattern <NotifyCollectionChangedEventArgs>(Items, "CollectionChanged")
.Where(x => x.EventArgs.OldItems != null)
.SelectMany(x => x.EventArgs.OldItems.Cast <TweetsPanelViewModel>())
.Where(_ => !Items.Any(t => t.Tag is string[])) // streaming columns
.Subscribe(_ => _streamingSubscription.DisposeIfNotNull());
string user = '******' + _appInfo.User.ScreenName;
var stream = _client.GetStreamingStatuses().Publish();
_homeline.Subscribe(stream.Where(t => !t.Text.Contains(user)));
_mentionline.Subscribe(stream.Where(t => t.Text.Contains(user)));
_subscriptions.Add(stream.Connect());
ShowHome = true;
ShowMentions = true;
ShowMessages = false;
IsBusy = false;
_subscriptions.Add(_client.GetPollingRateLimitStatus().DispatcherSubscribe(rl => RateLimitStatus = rl));
_subscriptions.Add(_client.GetLists(_appInfo.User.ScreenName).DispatcherSubscribe(x => Lists.Add(x)));
if (!string.IsNullOrEmpty(AppSettings.LastSearchTerms))
{
SearchText = AppSettings.LastSearchTerms;
StartStreaming(SearchText);
}
}
public void When_DisposeIfNotNull_is_called_with_null()
{
// Arrange.
IDisposable disposable = null;
// Act.
Action action = () =>
disposable.DisposeIfNotNull();
// Assert.
action.ShouldNotThrow();
}
public static IDisposable AddTo(this IDisposable self, Component obj)
{
if (self == null)
{
return(self);
}
if (!obj)
{
self.DisposeIfNotNull();
return(self);
}
var c = GetOrAdd(obj);
c.AddDisposable(self);
return(self);
}
public static void TryDispose(this object obj)
{
IDisposable disposable = obj as IDisposable;
disposable.DisposeIfNotNull();
}
public void DisposeSubscriptions()
{
_searchTextChangedSubscription.DisposeIfNotNull();
}
