/// <summary>
/// 通过element添加ElementNode节点，并添加到树中
/// </summary>
public virtual ElementNode AddElementNode(SimpleExIndexXmlElement element)
{
///IsDeleted为true的，表示已经被删除，不显示
if (element.IsDeleted)
{
return(null);
}
ElementNode elementNode = null;
switch (element.DataType)
{
case DataType.Channel:
//右侧树或选择频道才加载频道
if (TreeView.TreeMode == TreeMode.General || TreeView.TreeMode == TreeMode.SelectChannel)
{
elementNode = new ChannelNode(element as ChannelSimpleExXmlElement);
}
break;
case DataType.Tmplt:
//选择模板文件夹的树不加载模板文件
if (TreeView.TreeMode == TreeMode.SelectTmplt || TreeView.TreeMode == TreeMode.General)
{
elementNode = new TmpltNode(element as TmpltSimpleExXmlElement);
}
break;
case DataType.Page:
//只有在右侧树中才显示页面
if (TreeView.TreeMode == TreeMode.General)
{
elementNode = new PageNode(element as PageSimpleExXmlElement);
}
break;
case DataType.Resources:
//只有在右侧树中才显示资源文件夹
if (TreeView.TreeMode == TreeMode.General)
{
elementNode = new ResourceRootNode(element as ResourcesXmlElement);
}
break;
case DataType.Folder:
{
switch (((FolderXmlElement)element).FolderType)
{
case FolderType.ChannelFolder:
//选择模板和选择模板文件夹的树不加载子频道
if (TreeView.TreeMode != TreeMode.SelectTmplt && TreeView.TreeMode != TreeMode.SelectTmpltFolder)
{
elementNode = new ChannelFolderNode(element as FolderXmlElement);
}
break;
case FolderType.TmpltFolder:
elementNode = new TmpltFolderNode(element as FolderXmlElement);
break;
case FolderType.ResourcesFolder:
elementNode = new ResourceFolderNode(element as FolderXmlElement);
break;
default:
Debug.Fail("未处理的FolderType类型:" + ((FolderXmlElement)element).FolderType);
break;
}
break;
}
case DataType.File:
elementNode = new ResourceFileNode(element as FileSimpleExXmlElement);
break;
case DataType.TmpltFolder:
//选择频道的树不加载模板
if (TreeView.TreeMode != TreeMode.SelectChannel)
{
elementNode = new TmpltRootNode(element as TmpltFolderXmlElement);
}
break;
default:
Debug.Fail("未处理的Element的DataType:" + element.DataType);
break;
}
if (elementNode == null)
{
return(null);
}
///添加到树中
if (elementNode is ResourceRootNode)
{
///资源文件夹的根，添加到第一个
this.AddChildNode(0, elementNode);
((RootChannelNode)this).ResourceRootNode = (ResourceRootNode)elementNode;
}
else if (elementNode is TmpltRootNode)
{
///模板文件夹的根，添加到第二个
this.AddChildNode(1, elementNode);
((RootChannelNode)this).TmpltRootNode = (TmpltRootNode)elementNode;
}
else
{
this.AddChildNode(elementNode);
}
///调用LoadData()加载本身的数据
elementNode.LoadData();
///添加到收藏夹
if (elementNode.Element.IsFavorite)
{
if (TreeView.TreeMode == TreeMode.General)
{
TreeView.AddLinkNodeToFavorite(elementNode);
}
}
return(elementNode);
}