public Group(Group parent)
{
Parent = parent;
this.GroupType = GroupType.None;
Occurrence = Occurrence.Required;
this.members = new ArrayList();
this.symbols = new Set<string>();
}
public void PushGroup()
{
Model = new Group(Model);
CurrentDepth++;
}
public ContentModel()
{
Model = new Group(null);
}
public int PopGroup()
{
if (CurrentDepth == 0)
{
return -1;
}
CurrentDepth--;
Model.Parent.AddGroup(Model);
Model = Model.Parent;
return CurrentDepth;
}
public void AddGroup(Group g)
{
this.members.Add(g);
}