public bool Navigate(Type source, object parameter = null)
{
if (parameter is NavigateToUrlMessage)
{
var targetUri = new Uri((parameter as NavigateToUrlMessage).TargetUrl, UriKind.Absolute);
WebBrowserTask webTask = new WebBrowserTask();
webTask.Uri = targetUri;
webTask.Show();
return(true);
}
if (parameter is SelectSubredditMessage)
{
var viewLocator = SimpleIoc.Default.GetService(typeof(IDynamicViewLocator)) as IDynamicViewLocator;
source = viewLocator.MainView;
var temp = parameter as SelectSubredditMessage;
parameter = new SelectTemporaryRedditMessage
{
Subreddit = temp.Subreddit
};
}
var uriAttribute = source.GetCustomAttributes(typeof(ViewUriAttribute), true).FirstOrDefault() as ViewUriAttribute;
if (uriAttribute != null)
{
var data = JsonConvert.SerializeObject(parameter);
var uri = uriAttribute._targetUri + "?data=" + HttpUtility.UrlEncode(data);
if (Uri.IsWellFormedUriString(uri, UriKind.Relative))
{
var targetUri = parameter != null ? new Uri(uri, UriKind.Relative) : new Uri(uriAttribute._targetUri, UriKind.Relative);
return(_frame.Navigate(targetUri));
}
else
{
throw new NotImplementedException("Handle a bad URI");
}
}
else
{
throw new NotImplementedException("cant navigate to a view that doesnt have ViewUriAttribute");
}
}
private void OnSelectTemporarySubreddit(SelectTemporaryRedditMessage message)
{
int indexToPosition;
bool foundExisting = FindSubredditMessageIndex(message, out indexToPosition);
if (!foundExisting)
{
var newReddit = new TemporaryRedditViewModel(_baconProvider);
newReddit.RedditViewModel.DetachSubredditMessage();
newReddit.RedditViewModel.AssignSubreddit(message);
if (PivotItems.Count > 0)
{
PivotItems.Insert(PivotItems.Count - 1, newReddit);
}
else
{
PivotItems.Add(newReddit);
}
indexToPosition = PivotItems.Count - 1;
}
}
