/// <summary>
/// 克隆当前元素到新的宿主模板
/// </summary>
/// <param name="ownerTemplate"></param>
/// <returns></returns>
internal override DMEWeb_Element Clone(DMEWeb_Template ownerTemplate)
{
DMEWeb_VariableTag tag = new DMEWeb_VariableTag(ownerTemplate, (DMEWeb_VariableExpression)this.VarExpression.Clone(ownerTemplate));
foreach (var att in this.Attributes)
{
tag.Attributes.Add(att.Clone(ownerTemplate));
}
foreach (DMEWeb_IExpression exp in this.CallFunctions)
{
tag.CallFunctions.Add(exp.Clone(ownerTemplate));
}
return tag;
}
/// <summary>
/// 构建变量标签元素
/// </summary>
/// <param name="ownerTemplate">宿主模板</param>
/// <param name="container">标签的容器</param>
/// <param name="match"></param>
internal static DMEWeb_VariableTag CreateVariableTag(DMEWeb_Template ownerTemplate, DMEWeb_Tag container, Match match)
{
string prefix;
DMEWeb_Variable variable = CreateVariable(ownerTemplate, match, out prefix);
DMEWeb_VariableIdentity variableId = new DMEWeb_VariableIdentity(ownerTemplate, variable, prefix);
//变量标签元素则需要缓存表达式的值
DMEWeb_VariableExpression varExp = CreateVariableExpression(variableId, match, true);
DMEWeb_VariableTag tag = new DMEWeb_VariableTag(ownerTemplate, varExp);
//解析属性列表
ParseElementAttributes(tag, match);
container.AppendChild(tag);
return tag;
}