Namespace Xpath
Class CAxis

class CAxis: public CInterface {
public:
    enum {
        child,
        descendant,
        parent,
        ancestor,
        followingSibling,
        precedingSibling,
        following,
        preceding,
        attribute,
        _namespace,
        self,
        descendantOrSelf,
        ancestorOrSelf
        };
public:
    CAxis();
    virtual ~CAxis();
public:
    virtual int GetType() = 0;
    virtual XNodeSet Select(const XNode &pContextNode) = 0;
    };

The abstract interface to XPath axes.

Every axis object is assigned a certain type. Allowed type codes are specified using the anonymous enumeration in the declaration of this class.

Since:

1.00.00

Version:

1.00.00

Author:

Alexey Gokhberg

See Also:

CNodeSet, Dom::INode

CAxis

CAxis();

Constructs the axis.

~CAxis

virtual ~CAxis();

Destroys the axis.

GetType

virtual int GetType() = 0;

Returns the type of this axis.

Returns:

the type of this axis

Select

virtual XNodeSet Select(const XNode &pContextNode) = 0;

Selects nodes that belong to this axis.

Parameters:

pContextNode - the evaluation context

Returns:

the node-set that represents the node list containing selected nodes. Ordering of nodes in the result node list depends on the type of this axis.