public bool AddNode(int value)
{
if (_Tree.Check(value) == false)
{
MessageBox.Show("Tree does not contain value " + value, "Add Error", MessageBoxButtons.RetryCancel, MessageBoxIcon.Hand);
return(false);
}
txtOutput.Clear();
BeginDraw(true);
_queue = _Tree.FindPath(value);
BeginDraw(false);
return(true);
}