private string displaySibling(int space)
{
string result = "";
Node sibling = this.Sibling;
if (sibling != null)
{
string tab = "";
for (int i = 0; i < space; i++)
{
tab += "---";
}
result += string.Format("{0}{1}", tab, sibling);
result += sibling.displayChild(space + 1);
result += sibling.displaySibling(space);
}
return(result);
}
private string displayChild(int space)
{
string result = "";
Node child = this.Child;
if (child != null)
{
string tab = "";
for (int i = 0; i < space; i++)
{
tab += "---";
}
result += string.Format("{0}{1}", tab, child);
result += child.displayChild(space + 1);
result += child.displaySibling(space);
}
return(result);
}
