require 'rubygems'
require 'treevisitor/tree_node'

# ralbum
require 'ralbum/object_with_properties'


#
# phototree contiene una gerarchia di phototreenode
#           contiene una lista di photoitem
#
class PhotoTreeNode < TreeNode
  include ObjectWithProperties

  def initialize( dirname, parentPhotoTreeNode = nil )
    super( dirname, parentPhotoTreeNode )
    init_object_with_properties
  end

  def to_s
    if self['title'] and not self['title'].empty?
      "'#{name}'" + ": '" + self['title'] +"'"
    else
      "'#{name}'"
    end
  end

  #############################################################################
  # configurations

  def write_xml( xml_el )    
    xml_album = xml_el.add_element( "album" )
    xml_album.add_element("title").text = name
    xml_album.add_element("thumbnail")
    xml_album.add_element("shortdesc")
    xml_album.add_element("longdesc")
    xml_album.add_element("date")
    xml_album.add_element("order")
    xml_album
  end 

end