FilterFlatten Class Reference

The implementation of the "flatten" filter. More...

Static Public Member Functions
static TemplateVariant	apply (const TemplateVariant &v, const TemplateVariant &)

Static Private Member Functions
static void	flatten (TemplateListIntf *tree, TemplateList *list)

Detailed Description

The implementation of the "flatten" filter.

Definition at line 822 of file template.cpp.

Member Function Documentation

static TemplateVariant FilterFlatten::apply ( const TemplateVariant &  v, const TemplateVariant &    )

inlinestatic

Definition at line 825 of file template.cpp.

References TemplateList::alloc(), flatten(), TemplateVariant::isValid(), TemplateVariant::List, TemplateVariant::toList(), and TemplateVariant::type().

    {
      if (!v.isValid() || v.type()!=TemplateVariant::List)
      {
        return v;
      }
      else
      {
        TemplateList *list = TemplateList::alloc();
        flatten(v.toList(),list);
        return TemplateVariant(list);
      }
    }

static void FilterFlatten::flatten ( TemplateListIntf *  tree, TemplateList *  list  )

inlinestaticprivate

Definition at line 840 of file template.cpp.

References TemplateList::append(), TemplateListIntf::createIterator(), TemplateListIntf::ConstIterator::current(), TemplateStructIntf::get(), TemplateVariant::isValid(), TemplateVariant::List, TemplateListIntf::ConstIterator::toFirst(), TemplateVariant::toList(), TemplateListIntf::ConstIterator::toNext(), TemplateVariant::toStruct(), and TemplateVariant::type().

Referenced by apply().

    {
      TemplateListIntf::ConstIterator *it = tree->createIterator();
      TemplateVariant item;
      for (it->toFirst();(it->current(item));it->toNext())
      {
        TemplateStructIntf *s = item.toStruct();
        if (s)
        {
          list->append(item);
          // if s has "children" then recurse into the children
          TemplateVariant children = s->get("children");
          if (children.isValid() && children.type()==TemplateVariant::List)
          {
            flatten(children.toList(),list);
          }
        }
        else
        {
          list->append(item);
        }
      }
      delete it;
    }

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The documentation for this class was generated from the following file:

• template.cpp