public function setParent($parent)
	{
		if ($parent instanceof JCategoryNode || is_null($parent))
		{
			if (!is_null($this->_parent))
			{
				$key = array_search($this, $this->_parent->_children);
				unset($this->_parent->_children[$key]);
			}

			if (!is_null($parent))
			{
				$parent->_children[] = & $this;
			}

			$this->_parent = $parent;

			if ($this->id != 'root')
			{
				if ($this->parent_id != 1)
				{
					$this->_path = $parent->getPath();
				}

				$this->_path[] = $this->id . ':' . $this->alias;
			}

			if (count($parent->_children) > 1)
			{
				end($parent->_children);
				$this->_leftSibling = prev($parent->_children);
				$this->_leftSibling->_rightsibling = & $this;
			}
		}
	}
public function setParent($parent)
	{
		if ($parent instanceof JCategoryNode || is_null($parent))
		{
			if (!is_null($this->_parent))
			{
				$key = array_search($this, $this->_parent->_children);
				unset($this->_parent->_children[$key]);
			}

			if (!is_null($parent))
			{
				$parent->_children[] = & $this;
			}

			$this->_parent = $parent;

			if ($this->id != 'root')
			{
				if ($this->parent_id != 1)
				{
					$this->_path = $parent->getPath();
				}

				$this->_path[] = $this->id . ':' . $this->alias;
			}

			if (count($parent->_children) > 1)
			{
				end($parent->_children);
				$this->_leftSibling = prev($parent->_children);
				$this->_leftSibling->_rightsibling = & $this;
			}
		}
	}
public function setParent ( $ parent ) { if ( $ parent instanceof JCategoryNode || is_null ( $ parent ) ) { if ( ! is_null ( $ this -> _parent ) ) { $ key = array_search ( $ this , $ this -> _parent -> _children ) ; unset ( $ this -> _parent -> _children [ $ key ] ) ; } if ( ! is_null ( $ parent ) ) { $ parent -> _children [ ] = & $ this ; } $ this -> _parent = $ parent ; if ( $ this -> id != 'root' ) { if ( $ this -> parent_id != 1 ) { $ this -> _path = $ parent -> getPath ( ) ; } $ this -> _path [ ] = $ this -> id . ':' . $ this -> alias ; } if ( count ( $ parent -> _children ) > 1 ) { end ( $ parent -> _children ) ; $ this -> _leftSibling = prev ( $ parent -> _children ) ; $ this -> _leftSibling -> _rightsibling = & $ this ; } } }
Set the parent of this category

If the category already has a parent, the link is unset

@param   mixed  $parent  JCategoryNode for the parent to be set or null

@return  void

@since   11.1
Set the parent of this category