private void UpdateConversationDetails(ConversationDetails details)
{
Dispatcher.adopt(delegate
{
if (Globals.location.activeConversation.IsEmpty)
{
current.Visibility = Visibility.Collapsed;
currentConversation.Visibility = Visibility.Collapsed;
separator2.Visibility = Visibility.Collapsed;
}
if (details.IsEmpty) return;
// if the conversation we're participating in has been deleted or we're no longer in the listed permission group
if (details.Jid == Globals.location.activeConversation.Jid)
{
if (details.isDeleted || (!details.UserHasPermission(Globals.credentials)))
{
current.Visibility = Visibility.Collapsed;
currentConversation.Visibility = Visibility.Collapsed;
separator2.Visibility = Visibility.Collapsed;
Commands.ShowConversationSearchBox.Execute("find");
}
}
});
}
private bool canJoinConversation(ConversationDetails details)
{
if (details.isDeleted || !details.UserHasPermission(Globals.credentials))
{
UpdateConversationDetails(details);
return false;
}
return true;
}
public void Display(ConversationDetails details)
{
//We only display the details of our current conversation (or the one we're entering)
if (details.IsEmpty)
return;
Dispatcher.adopt(delegate
{
if (details.IsEmpty || !details.UserHasPermission(Globals.credentials))
{
thumbnailList.Clear();
return;
}
//Commands.RequestTeacherStatus.Execute(new TeacherStatus { Conversation = Globals.conversationDetails.Jid, Slide = "0", Teacher = Globals.conversationDetails.Author });
IsNavigationLocked = calculateNavigationLocked();
checkMovementLimits();
redrawing = true;
foreach (var thumb in thumbnailList.Where(sl => !details.Slides.Exists(s => sl.id == s.id)).ToList())
{
thumbnailList.Remove(thumb);
}
foreach (var slide in details.Slides.OrderBy(s => s.index).Where(slide => slide.type == Slide.TYPE.SLIDE))
{
var lastLegalPos = Math.Min(thumbnailList.Count, slide.index);
var thumb = thumbnailList.FirstOrDefault(s => s.id == slide.id);
if (thumb != null && thumb != default(Slide))
{
if (thumb.index != slide.index)
{
thumbnailList.Remove(thumb);
thumbnailList.Insert(lastLegalPos, slide);
}
}
else
{
thumbnailList.Insert(lastLegalPos, slide);
}
if (slide.id == currentSlideId)
slides.SelectedItem = slide;
}
redrawing = false;
});
}
