/// <summary>
/// 增加SubTagGroup对象
/// </summary>
/// <param name="group">SubTagGroup对象</param>
public override void Add(CustomSubTagGroup group)
{
if (!(group is SiemensSubTagGroup))
{
throw new Exception("group对象必须是SiemensSubTagGroup对象");
}
SiemensSubTagGroup sGroup = group as SiemensSubTagGroup;
if (sGroup.Parent != _parent)
{
throw new Exception("group对象隶属的TagGroup和当前SubTagGroup集合不是同一个TagGroup");
}
if (_groups.Keys.Contains(sGroup.Prefix))
{
throw new Exception($"当前SubTagGroup集合中已经存在前缀[{sGroup.Prefix}]的SubTagGroup!");
}
_groups.Add(sGroup.Prefix, group);
}
/// <summary>
/// 查找指定的Tag
/// </summary>
/// <param name="name">标记组名称</param>
/// <param name="tagName">标记名称</param>
/// <returns>查找到的CustomTag对象，若没有找到则返回null</returns>
public override CustomTag FindTag(string name, string tagName)
{
if (name == "" || tagName == "")
{
return(null);
}
string[] names = name.Split('.');
string groupName = names[0];
string subGroupName = names.Length >= 2 ? names[1] : "";
CustomTagGroup group = _groups[groupName];
if (group == null)
{
return(null);
}
else
{
if (subGroupName == "")
{
return(((SiemensTagGroup)group).Tags[tagName]);
}
else
{
CustomSubTagGroup subGroup = ((SiemensTagGroup)group).SubGroups[subGroupName];
if (subGroup == null)
{
return(null);
}
else
{
return(((SiemensSubTagGroup)subGroup).Tags[tagName]);
}
}
}
}
