Ejemplo n.º 1
0
        /// <summary>
        /// Check tt element validity
        /// </summary>
        protected override void ValidElements()
        {
            bool isValid = true;

            // we need an extra check to validate the root attributes in order
            // to ensure parameters are parsed.
            ValidAttributes();

            #region check this elements model
            switch (Children.Count)
            {
            case 0:
                return;

            case 1:
            {
                #region test if child element is head or body
                if (Children[0] is HeadElement)
                {
                    m_head  = Children[0] as HeadElement;
                    isValid = true;
                }
                else if (Children[0] is BodyElement)
                {
                    m_body = Children[0] as BodyElement;
                    m_head = new HeadElement();
                    Children.Clear();
                    Children.Add(m_head);
                    Children.Add(m_body);
                    isValid = true;
                }
                else
                {
                    isValid = false;
                }
                #endregion
            }
            break;

            case 2:
            {
                #region Check first child is head, and second is body
                if (Children[0] is HeadElement)
                {
                    m_head = Children[0] as HeadElement;
                }
                if (Children[1] is BodyElement)
                {
                    m_body = Children[1] as BodyElement;
                }
                else
                {
                    isValid = (m_body != null && m_head != null);
                }
                #endregion
            }
            break;

            default:
            {
                #region Cannot be valid
                isValid = false;
                #endregion
            }
            break;
            }
            #endregion

            if (!isValid)
            {
                Error("erroneous child in " + this.ToString());
            }

            #region now check each of the children is individually valid
            foreach (TimedTextElementBase element in Children)
            {
                element.Valid();
            }
            #endregion

            #region Add default region if none was specified
            if (isValid && Regions.Count < 1)
            {
                LayoutElement defaultLayout = new LayoutElement();
                defaultLayout.LocalName = "layout";
                defaultLayout.Namespace = m_head.Namespace;

                m_head.Children.Add(defaultLayout);
                defaultLayout.Parent = m_head;
                RegionElement defaultRegion = new RegionElement();
                defaultRegion.SetLocalStyle("backgroundColor", "black");
                defaultRegion.SetLocalStyle("color", "white");
                defaultLayout.Children.Add(defaultRegion);
                defaultRegion.Parent           = defaultLayout;
                defaultRegion.Id               = RegionElement.DefaultRegionName;
                defaultRegion.Root             = Root;
                Root.Regions[defaultRegion.Id] = defaultRegion;
            }
            #endregion
        }
        /// <summary>
        /// Check tt element validity
        /// </summary>
        protected override void ValidElements()
        {
            bool isValid = true;
            // we need an extra check to validate the root attributes in order
            // to ensure parameters are parsed.
            ValidAttributes();

            #region check this elements model
            switch (Children.Count)
            {
                case 0:
                    return;
                case 1:
                    {
                        #region test if child element is head or body
                        if (Children[0] is HeadElement)
                        {
                            m_head = Children[0] as HeadElement;
                            isValid = true;
                        }
                        else if (Children[0] is BodyElement)
                        {
                            m_body = Children[0] as BodyElement;
                            m_head = new HeadElement();
                            Children.Clear();
                            Children.Add(m_head);
                            Children.Add(m_body);
                            isValid = true;
                        }
                        else
                        {
                            isValid = false;
                        }
                        #endregion
                    }
                    break;
                case 2:
                    {
                        #region Check first child is head, and second is body
                        if (Children[0] is HeadElement)
                        {
                            m_head = Children[0] as HeadElement;
                        }
                        if (Children[1] is BodyElement)
                        {
                            m_body = Children[1] as BodyElement;
                        }
                        else
                        {
                            isValid = (m_body != null && m_head != null);
                        }
                        #endregion
                    }
                    break;
                default:
                    {
                        #region Cannot be valid
                        isValid = false;
                        #endregion
                    }
                    break;
            }
            #endregion

            if (!isValid)
            {
                Error("erroneous child in " + this.ToString());
            }

            #region now check each of the children is individually valid
            foreach (TimedTextElementBase element in Children)
            {
                element.Valid();
            }
            #endregion

            #region Add default region if none was specified
            if (isValid && Regions.Count < 1)
            {
                LayoutElement defaultLayout = new LayoutElement();
                defaultLayout.LocalName = "layout";
                defaultLayout.Namespace = m_head.Namespace;

                m_head.Children.Add(defaultLayout);
                defaultLayout.Parent = m_head;
                RegionElement defaultRegion = new RegionElement();
                defaultRegion.SetLocalStyle("backgroundColor", "black");
                defaultRegion.SetLocalStyle("color", "white");
                defaultLayout.Children.Add(defaultRegion);
                defaultRegion.Parent = defaultLayout;
                defaultRegion.Id = RegionElement.DefaultRegionName;
                Root.Regions[defaultRegion.Id] = defaultRegion;
            }
            #endregion

        }