public bool AddOrRemove(Comment c)
{
bool remove = false;
foreach (Comment cs in Comments)
{
if (cs.id == c.id)
{
Comments.Remove(cs);
remove = true;
break;
}
}
if (remove == false)
{
Comments.Add(c);
}
if (PropertyChanged != null)
{
PropertyChanged(this, new PropertyChangedEventArgs("Comments"));
}
return !remove;
}
public Comment(XElement x, int thisstoryid)
{
reply_count = (int)x.Attribute("reply_count");
date = ((string)x.Attribute("date")).Substring(0,19);
id = (int)x.Attribute("id");
author = (string)x.Attribute("author");
body = StripHTML(((string)x.Element("body")).Trim());
category = (PostCategory)Enum.Parse(typeof(PostCategory), ((string)x.Attribute("category")).Trim(), true);
preview = ((string)x.Attribute("preview")).Trim();
storyid = thisstoryid;
List<XElement> comments = x.Element("comments").Elements("comment").ToList();
Comments = new ObservableCollection<Comment>();
if (comments.Count() > 0)
{
foreach (XElement xchild in comments)
{
Comment child = new Comment(xchild, thisstoryid);
Comments.Add(child);
}
}
}
public NestedListBoxItem GetChild(Comment c)
{
NestedListBox List = GetTemplateChild("List") as NestedListBox;
NestedListBoxItem item = (NestedListBoxItem)(List.ItemContainerGenerator.ContainerFromItem(c));
if (item != null)
{
return item;
}
else
{
for (int i = 0; i < List.Items.Count; i++)
{
item = (NestedListBoxItem)(List.ItemContainerGenerator.ContainerFromIndex(i));
item = item.GetChild(c);
if (item != null)
{
return item;
}
}
}
return null;
}
protected void UpdateViewer(object sender, EventArgs e)
{
bool found = false;
Comment c = _c;
NestedListBoxItem item = (NestedListBoxItem)(CommentsList.ItemContainerGenerator.ContainerFromItem(c));
if (item != null)
{
item.NestedListBoxItem_Click(null, new RoutedEventArgs());
}
else
{
for (int i = 0; i < CommentsList.Items.Count; i++)
{
item = (NestedListBoxItem)(CommentsList.ItemContainerGenerator.ContainerFromIndex(i));
item = item.GetChild(c);
if (item != null)
{
found = true;
break;
}
}
}
if (found)
{
item.NestedListBoxItem_Click(null, new RoutedEventArgs());
}
CompositionTarget.Rendering -= UpdateViewer;
_c = null;
}
public void SelectedCommentChanged(Comment newSelection)
{
ShowComment(newSelection);
}
void ThreadCreated(object sender, System.ComponentModel.PropertyChangedEventArgs e)
{
try
{
_thread.PropertyChanged -= ThreadCreated;
_c = _thread.GetComment(_comment);
ShowComment(_c);
ProgressBar.Visibility = Visibility.Collapsed;
CompositionTarget.Rendering += UpdateViewer;
}
catch(Exception)
{
}
}
private void ShowComment(Comment c)
{
_comment = c.id;
CommentHeader.DataContext = c;
CommentViewer.NavigateToString(CoreServices.Instance.AddCommentHTML(c.body));
if (CoreServices.Instance.IsOnWatchedList(c))
{
_PinButton.IconUri = new Uri("/Images/sticky_notes.png", UriKind.Relative);
_PinButton.Text = "Unpin Thread";
}
else
{
_PinButton.IconUri = new Uri("/Images/PinIcon.png", UriKind.Relative);
_PinButton.Text = "Pin Thread";
}
shouldStartWebBrowser = true;
}
// When page is navigated to set data context to selected item in list
protected override void OnNavigatedTo(NavigationEventArgs e)
{
string sStory = "";
if (NavigationContext.QueryString.TryGetValue("Story", out sStory))
{
_story = int.Parse(sStory);
}
else
{
NavigationService.GoBack();
}
if (CoreServices.Instance.ReplyToContext != null)
{
_reply = CoreServices.Instance.ReplyToContext;
DataContext = _reply;
}
else
{
CommentReplyBox.Visibility = Visibility.Collapsed;
}
if (CoreServices.Instance.LoginVerified == false)
{
Login.Visibility = Visibility.Visible;
}
}
public bool IsOnWatchedList(Comment c)
{
return WatchList.IsOnWatchList(c);
}
public bool AddOrRemoveWatch(Comment c)
{
return WatchList.AddOrRemove(c);
}
public bool IsOnWatchList(Comment c)
{
foreach (Comment cs in Comments)
{
if (cs.id == c.id)
{
return true;
}
}
return false;
}
public void Add(Comment c)
{
Comments.Add(c);
}
public void Remove(Comment c)
{
Comments.Remove(c);
}
