public int GetElementIndex(VirtualizationInfo virtInfo)
{
if (virtInfo == null)
{
throw new ArgumentException("Element is not a child of this ItemsRepeater.");
}
return(virtInfo.IsRealized || virtInfo.IsInUniqueIdResetPool ? virtInfo.Index : -1);
}
private void UpdateElementIndex(IControl element, VirtualizationInfo virtInfo, int index)
{
var oldIndex = virtInfo.Index;
if (oldIndex != index)
{
virtInfo.UpdateIndex(index);
_owner.OnElementIndexChanged(element, oldIndex, index);
}
}
private bool ClearElementToUniqueIdResetPool(IControl element, VirtualizationInfo virtInfo)
{
if (_isDataSourceStableResetPending)
{
_resetPool.Add(element);
virtInfo.MoveOwnershipToUniqueIdResetPoolFromLayout();
}
return(_isDataSourceStableResetPending);
}
public int GetElementIndex(VirtualizationInfo virtInfo)
{
if (virtInfo == null)
{
//Element is not a child of this ItemsRepeater.
return(-1);
}
return(virtInfo.IsRealized || virtInfo.IsInUniqueIdResetPool ? virtInfo.Index : -1);
}
private bool ClearElementToPinnedPool(IControl element, VirtualizationInfo virtInfo, bool isClearedDueToCollectionChange)
{
bool moveToPinnedPool =
!isClearedDueToCollectionChange && virtInfo.IsPinned;
if (moveToPinnedPool)
{
_pinnedPool.Add(new PinnedElementInfo(element));
virtInfo.MoveOwnershipToPinnedPool();
}
return(moveToPinnedPool);
}
