public string this[string paramName, string defValue]
{
get
{
DataParam dp = (DataParam)this.Get("Param", paramName);
if (dp == null)
{
if (defValue != null)
{
return(defValue);
}
else
{
return(null);
}
}
return(dp.GetValue());
} set
{ DataParam dp = (DataParam)this.Get("Param", paramName);
if (dp == null)
{
dp = new DataParam();
dp.SetName(paramName);
dp.SetValue(value);
this.Add(dp);
}
else
{
dp.SetValue(value);
} }
}
/// <summary>
/// 在本DataStore中新建数据节点
/// </summary>
/// <param name="type"></param>
/// <returns></returns>
public DataNode New(string type)
{
type = type.ToLower();
string tag = this.GetTag(type, false);
XmlNode pnode = this.XmlEle.SelectSingleNode(tag);
XmlNode node = null;
DataNode nodeobj = null;
if (pnode == null)
{
pnode = this.XmlDoc.CreateElement(tag);
this.XmlEle.AppendChild(pnode);
}
switch (type)
{
case "form":
node = this.XmlDoc.CreateElement("Form");
pnode.AppendChild(node);
nodeobj = new DataForm(this.XmlDoc, (XmlElement)node);
break;
case "list":
node = (XmlElement)this.XmlDoc.CreateElement("List");
pnode.AppendChild(node);
nodeobj = new DataList(this.XmlDoc, (XmlElement)node);
break;
case "enum":
node = (XmlElement)this.XmlDoc.CreateElement("Enum");
pnode.AppendChild(node);
nodeobj = new DataEnum(this.XmlDoc, (XmlElement)node);
break;
case "param":
node = (XmlElement)this.XmlDoc.CreateElement("Param");
pnode.AppendChild(node);
nodeobj = new DataParam(this.XmlDoc, (XmlElement)node);
break;
}
return(nodeobj);
}
/// <summary>
/// 根据DataParam构造新的DataParam
/// </summary>
/// <param name="ele"></param>
public DataParam(DataParam dataParam) : base(dataParam.ToString())
{
this.NodeType = "Param";
}