/// <summary>
/// Called when the place's people collection changes. Updated by PlacesList.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
void People_CollectionChanged(object sender, System.Collections.Specialized.NotifyCollectionChangedEventArgs e)
{
if (e.Action == NotifyCollectionChangedAction.Add)
{
foreach (Person person in e.NewItems)
{
AddPersonAvatar(person);
}
}
else if (e.Action == NotifyCollectionChangedAction.Remove)
{
foreach (Person person in e.OldItems)
{
AvatarControl control = null;
foreach (var ctrl in this.AvatarStack.Children)
{
if ((ctrl as AvatarControl).Person == person)
{
control = ctrl as AvatarControl;
break;
}
}
if (control != null)
{
this.AvatarStack.Children.Remove(control);
}
}
}
}
private void AddPersonAvatar(Person person)
{
var avatar = new AvatarControl();
avatar.Person = person;
avatar.Height = 80;
avatar.Width = 80;
avatar.Margin = new Thickness(0, 0, 24, 0);
this.AvatarStack.Children.Add(avatar);
}