public static BindingList <T> AttachTo <T>(this BindingList <T> source, BindingList <T> target)
{
source.ForEachNewOrExistingItem(target.Add);
source.ForEachItemDeleted(k => target.Remove(k));
return(source);
}
public static BindingList <T> AttachTo <T>(this BindingList <T> e, Func <IAddChild> GetContainer)
where T : ISupportsContainer
{
e.ForEachNewOrExistingItem(
k =>
{
var c = GetContainer();
if (c != null)
{
k.AttachContainerTo(c);
}
}
);
e.ForEachItemDeleted(
k =>
{
var c = GetContainer();
if (c != null)
{
k.OrphanizeContainer();
}
}
);
return(e);
}
public static BindingList <T> AttachTo <T>(this BindingList <T> e, IAddChild c)
where T : ISupportsContainer
{
e.ForEachNewOrExistingItem(k => k.AttachContainerTo(c));
e.ForEachItemDeleted(k => k.OrphanizeContainer());
return(e);
}
public static BindingList <T> AttachTo <T, K>(this BindingList <T> e, Func <T, K> selector, IAddChild c)
where K : ISupportsContainer
{
e.ForEachNewOrExistingItem(k => selector(k).AttachContainerTo(c));
e.ForEachItemDeleted(k => selector(k).OrphanizeContainer());
return(e);
}
public static BindingList <T> AttachToFrameworkElement <T>(this BindingList <T> e, IAddChild c)
where T : FrameworkElement
{
e.ForEachNewOrExistingItem(k => k.AttachTo(c));
e.ForEachItemDeleted(k => k.Orphanize());
return(e);
}
public static void MirrorTo <T>(this BindingList <T> source, BindingList <T> mirror)
{
// gee, what an overkill :)
source.ForEachNewOrExistingItem(
k =>
{
if (!mirror.Contains(k))
{
mirror.Add(k);
}
}
);
source.ForEachItemDeleted(
k =>
{
if (!mirror.Contains(k))
{
mirror.Remove(k);
}
}
);
mirror.ForEachNewOrExistingItem(
k =>
{
if (!source.Contains(k))
{
source.Add(k);
}
}
);
mirror.ForEachItemDeleted(
k =>
{
if (!source.Contains(k))
{
source.Remove(k);
}
}
);
}
