public void InsertItems(int index, IList <T> models, bool freezeEndEdge = false)
{
_DataList.InsertRange(index, models);
if (_Adapter.InsertAtIndexSupported)
{
_Adapter.InsertItems(index, models.Count, freezeEndEdge, _KeepVelocityOnCountChange);
}
else
{
_Adapter.ResetItems(_DataList.Count, freezeEndEdge, _KeepVelocityOnCountChange);
}
}
void InsertItemsInternal(int index, int count, bool freezeEndEdge)
{
if (_Adapter.InsertAtIndexSupported)
{
_Adapter.InsertItems(index, count, freezeEndEdge, _KeepVelocityOnCountChange);
}
else
{
_Adapter.ResetItems(_DataList.Count, freezeEndEdge, _KeepVelocityOnCountChange);
}
}