public void ChangeNodeSelection()
{
StateHasChanged();
var selectedNodes = callNodeSelectionChange(TreeNodes, new List <string>());
OnNodeSelectionChange.InvokeAsync(selectedNodes);
var allSelected = TreeNodes.AreAllSelected(new List <bool>());
if (allSelected)
{
_toggleAll = true;
}
else
{
_toggleAll = false;
}
StateHasChanged();
}