/// <summary>
/// Resets the user list visually and internally. Must be called on UI thread.
/// </summary>
private void ResetUserList(IEnumerable <User> usersToAdd, IEnumerable <User> usersToRemove)
{
foreach (var u in usersToAdd)
{
UserListItems.Add(new ChatUserListItem(this.room, u));
}
foreach (var u in usersToRemove)
{
UserListItems.Remove(new ChatUserListItem(this.room, u));
}
UserListItems.Sort();
this.needsRefresh = false;
}
/// <summary>
/// Resets the user list visually and internally. Must be called on UI thread.
/// </summary>
private void ResetUserList(User[] fullList, User[] filteredList)
{
lock (resestLocker)
{
//Add all users that should exist
foreach (var u in fullList)
{
if (this.UserListItems.All(x => x.User != u))
{
UserListItems.Add(new ChatUserListItem(this.Room, u));
}
}
// remove any users that aren't on the fullList
foreach (var u in UserListItems.ToArray())
{
if (!fullList.Contains(u.User))
{
UserListItems.Remove(u);
u.Dispose();
}
}
// Remove and re add subbed users
var tlist = new OrderedObservableCollection <ChatUserListItem>();
foreach (var i in UserListItems)
{
tlist.Add(i);
}
foreach (var u in UserListItems.Where(x => x.User.IsSubbed).ToArray())
{
var u2 = new ChatUserListItem(Room, u.User);
tlist.Remove(u);
tlist.Add(u2);
if (tlist.IndexOf(u2) == UserListItems.IndexOf(u))
{
continue;
}
UserListItems.Remove(u);
u.Dispose();
UserListItems.Add(u2);
}
foreach (var u in tlist)
{
u.Dispose();
}
tlist.Clear();
// Show all users that should be shown
for (var i = 0; i < UserListItems.Count; i++)
{
if (!filteredList.Contains(UserListItems[i].User))
{
//UserListItems[i].Visibility = Visibility.Collapsed;
UserListItems[i].Hide();
}
else
{
//UserListItems[i].Visibility = Visibility.Visible;
UserListItems[i].Show();
}
}
foreach (var u in UserListItems)
{
if (u.ContextMenu == null)
{
u.ContextMenu = UserContextMenu;
}
}
OnPropertyChanged("IsAdmin");
OnPropertyChanged("IsModerator");
OnPropertyChanged("BanMenuVisible");
}
}