protected virtual WikiElement AppendChild(WikiNode node)
{
node.SetParent (this);
_children.Add (node);
if (node as WikiElement == null)
return this;
return node as WikiElement;
}
public virtual WikiElement Add(WikiNode node)
{
if (CanContain (node)) {
return AppendChild (node);
} else {
return _parent.Add (node);
}
}
protected override WikiElement AppendChild(WikiNode node)
{
if (!(node is WikiListItemElement))
throw new Exception ();
node.SetParent (this);
_children.Add (node);
return this;
}
public override WikiElement Add(WikiNode node)
{
if (node is WikiTextNode)
return base.Add (node);
if (node is WikiListItemElement || (node is WikiListContainer && (node as WikiListContainer).Indent <= this.Indent))
return _parent.Add (node);
if (node is WikiListContainer)
return base.Add (node);
throw new Exception ();
}
public override WikiElement Add(WikiNode node)
{
if (node is WikiListItemElement || node is WikiListContainer) {
WikiIndentedElement other = node as WikiIndentedElement;
if (other.Indent < this.Indent)
return _parent.Add (node);
if (node is WikiListItemElement) {
if (other.Indent == this.Indent)
return this.AppendChild (node);
throw new Exception ();
}
if (node is WikiListContainer && other.Indent == this.Indent)
return _parent.Add (node);
if (other.Indent != this.Indent + 1)
throw new Exception ();
}
if (_children.Count == 0)
AppendChild (new WikiListItemElement (_indent, _isRel));
return (_children[_children.Count - 1] as WikiListItemElement).Add (node);
}
/// <summary>
/// 引数に指定されたノードを子供に含められるかどうか判定します
/// </summary>
public virtual bool CanContain(WikiNode node)
{
return true;
}