protected virtual void OnItemsCollectionChanged(CollectionChangedInfo collectionChangedInfo)
{
if (collectionChangedInfo.ChangeType == eCollectionChangeType.Adding || collectionChangedInfo.ChangeType == eCollectionChangeType.Removing ||
collectionChangedInfo.ChangeType == eCollectionChangeType.Clearing)
{
if (collectionChangedInfo.Removed != null)
{
foreach (VisualItem item in collectionChangedInfo.Removed)
item.Parent = null;
}
if (collectionChangedInfo.ChangeType == eCollectionChangeType.Clearing)
{
foreach (VisualItem item in this.Items)
item.Parent = null;
}
if (collectionChangedInfo.Added != null)
{
foreach (VisualItem item in collectionChangedInfo.Added)
{
if (item.Parent != null && item.Parent != this)
{
item.Parent.Items.Remove(item);
}
item.Parent = this;
}
}
}
this.InvalidateArrange();
}
internal virtual void ProcessItemsCollectionChanged(CollectionChangedInfo collectionChangedInfo)
{
OnItemsCollectionChanged(collectionChangedInfo);
}
protected override void OnItemsCollectionChanged(CollectionChangedInfo collectionChangedInfo)
{
if (collectionChangedInfo.ChangeType == eCollectionChangeType.Adding || collectionChangedInfo.ChangeType == eCollectionChangeType.Removing ||
collectionChangedInfo.ChangeType == eCollectionChangeType.Clearing)
{
if (collectionChangedInfo.Added != null)
{
foreach (VisualItem item in collectionChangedInfo.Added)
{
VisualInputBase v = item as VisualInputBase;
if (v != null)
{
v.IsReadOnly = this.IsReadOnly;
v.AutoOverwrite = _AutoOverwrite;
}
}
}
}
base.OnItemsCollectionChanged(collectionChangedInfo);
}
