public static async Task<FrameworkElement> MakePreviewControl(LinkViewModel linkViewModel, CancellationToken cancelSource, object existingControl, bool full = false)
{
var preview = await SnooStreamViewModel.SystemServices.RunAsyncIdle(() =>
{
var result = Preview.LoadLinkPreview(linkViewModel.Content);
FinishLoad(result, cancelSource);
return result;
}, cancelSource);
if (linkViewModel.Content is SelfViewModel && full)
{
if (existingControl is CardMarkdownControl)
{
((CardMarkdownControl)existingControl).SetBinding(FrameworkElement.DataContextProperty, new Binding() { Path = new PropertyPath("Markdown"), Source = linkViewModel.Content } );
return existingControl as FrameworkElement;
}
else
{
var newControl = new CardMarkdownControl();
((CardMarkdownControl)newControl).SetBinding(FrameworkElement.DataContextProperty, new Binding() { Path = new PropertyPath("Markdown"), Source = linkViewModel.Content });
return newControl;
}
}
if (preview is PreviewText)
{
if (existingControl is CardPreviewTextControl)
{
((CardPreviewTextControl)existingControl).DataContext = preview;
return existingControl as FrameworkElement;
}
else
{
return new CardPreviewTextControl { DataContext = preview, MaxHeight = 175 };
}
}
else if (preview is PreviewImage)
{
if (existingControl is CardPreviewImageControl)
{
((CardPreviewImageControl)existingControl).DataContext = preview;
return existingControl as FrameworkElement;
}
else
{
return new CardPreviewImageControl { DataContext = preview };
}
}
else
{
throw new NotImplementedException(string.Format("cant convert value of type {0} to type of Preview", preview.GetType().FullName));
}
}
public SoloContentStreamViewModel(LinkViewModel linkVM)
{
CurrentSelected = linkVM;
Links = new ObservableCollection<ILinkViewModel>(new ILinkViewModel[] { linkVM });
}
public void GotoEditPost(ViewModelBase currentContext, LinkViewModel source)
{
source.IsEditing = true;
}
public SelfTextLinkViewModel(LinkViewModel context, string url, string title)
{
AuthorFlairText = context.Link.AuthorFlairText;
Author = context.Link.Author;
Subreddit = context.Link.Subreddit;
Title = title;
Url = url;
CreatedUTC = context.Link.CreatedUTC;
Id = context.Link.Id;
Votable = context.Votable;
GotoWeb = new RelayCommand(() =>
{
SnooStreamViewModel.NavigationService.NavigateToWeb(Url);
});
GotoComments = new RelayCommand(() =>
{
var localTemp = Url;
SnooStreamViewModel.NavigationService.GoBack();
});
GotoUserDetails = context.GotoUserDetails;
LazyContent = new Lazy<ContentViewModel>(() => SnooStream.ViewModel.Content.ContentViewModel.MakeContentViewModel(url, title, this, null));
}
