module XTemplate::XNodeManager

# File lib/xtemplate/xml.rb, line 23
def init_root()
  @root  = XNode.new(nil)
end

# File lib/xtemplate/xml.rb, line 45
def pop_node
  @root = @root.parent
end

# File lib/xtemplate/xml.rb, line 33
def push_attr(attr)
  @root.add_attr(attr)
end

# File lib/xtemplate/xml.rb, line 37
def push_attrval(val)
  @root.add_attrval(SanitizedString[val])
end

# File lib/xtemplate/xml.rb, line 41
def push_content(*str)
  @root.add_child(SanitizedString[*str])
end

# File lib/xtemplate/xml.rb, line 49
def push_optname(str)
  @root.add_optname(str)
end

# File lib/xtemplate/xml.rb, line 53
def push_optval(val)
  @root.add_optval(SanitizedString[val])
end

# File lib/xtemplate/xml.rb, line 57
def push_pi(target, pi)
  case target.downcase
  when "xtemplate"
    push_tag(nil)
    @root.pi = pi
    pop_node()
  else
    if( pi && pi.strip != "" )
      push_content("<?#{target} #{pi}?>")
    else
      push_content("<?#{target}?>")
    end
  end
end

# File lib/xtemplate/xml.rb, line 27
def push_tag(tag)
  node = XNode.new(SanitizedString.new(tag))
  @root.add_child(node)
  @root = node
end

# File lib/xtemplate/xml.rb, line 72
def to_s
  @root.to_s
end