void InternalSetSource <T>(IObservable <T> source)
{
Clear();
// attempt to create an observer collection
if (null != source)
{
_collection = new ObservableCollectionSubject <T>(source, this);
_grid.DataContext = _collection;
_playButton.IsEnabled = true;
}
}
public void Clear()
{
// clear any existing data context settings
if (null != _collection)
{
_collection.Stop();
_collection = null;
}
// reset UI
_errorTextBox.Text = null;
_grid.DataContext = null;
_grid.Columns.Clear();
_playButton.IsEnabled = false;
_stopButton.IsEnabled = false;
}
