async private Task parameterSet(string turi)
{
textBlockTargetFeed.Text = turi.ToString();
try
{
SyndicationClient client = new SyndicationClient();
Uri feedUri = new Uri(turi);
feed = await client.RetrieveFeedAsync(feedUri);
FeedLsvModel feedData = new FeedLsvModel();
foreach (SyndicationItem item in feed.Items)
{
FeedItem feedItem = new FeedItem();
feedItem.Title = item.Title.Text;
feedItem.PubDate = item.PublishedDate.DateTime;
feedItem.Author = item.Authors[0].Name;
// Handle the differences between RSS and Atom feeds.
if (feed.SourceFormat == SyndicationFormat.Atom10)
{
feedItem.Content = item.Content.Text;
feedItem.Link = new Uri(turi + item.Id);
}
else if (feed.SourceFormat == SyndicationFormat.Rss20)
{
feedItem.Content = item.Summary.Text;
feedItem.Link = item.Links[0].Uri;
}
feedData.Items.Add(feedItem);
}
ItemListView.DataContext = feedData.Items;
ItemListView.SelectedIndex = 0;
}
catch (Exception ex)
{
textBlockTargetFeed.Text = "ネットワークに問題が発生しました。RSSフィードが受信できません。 e:" + ex.ToString();
}
}
async private void ItemListView_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
if ((ItemListView.DataContext == null) ||
(ItemListView.SelectedIndex < 0))
{
/*
* feed変更時は前回のアイテムを吐き出す為に,
* return,2回目で読む,
* ItemListView.DataContext と
* ItemListView.SelectedIndex 両方の判定が必要
*/
return;
}
FeedItem f = new FeedItem();
var item = feed.Items[ItemListView.SelectedIndex];
string link = string.Empty;
if (item.Links.Count > 0)
{
link = item.Links[0].Uri.AbsoluteUri;
currentViewUri = link;
}
string content = "(no content)";
if (item.Content != null)
{
content = item.Content.Text;
}
else if (item.Summary != null)
{
content = item.Summary.Text;
}
/*
* webView.Navigate(f.Link) では,
* 上手くLink HTMLを拾えない
* webView.NavigateToString(content) を使う
*/
//webView.Navigate(f.Link);
webView.NavigateToString("<html><body>" + content + "</body></html>");
webView.Visibility = Visibility.Visible;
await Task.Delay(0);
}
