source: trunk/src/xmlpatterns/environment/qstaticcontext_p.h@ 243

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//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists purely as an
// implementation detail.  This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.

#ifndef Patternist_StaticContext_H
#define Patternist_StaticContext_H

#include "qexternalvariableloader_p.h"
#include "qitemtype_p.h"
#include "qnamepool_p.h"
#include "qnamespaceresolver_p.h"
#include "qreportcontext_p.h"
#include "qresourceloader_p.h"

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

class QUrl;
template<typename Key, typename T> class QHash;

namespace QPatternist
{
    class DynamicContext;
    class Expression;
    class FunctionFactory;
    class SchemaTypeFactory;

    /**
     * @short Carries information and facilities used at compilation time.
     *
     * A representation of the Static Context in XPath 2.0. The Static Context
     * contains information which doesn't change and is the "outer scope" of the
     * expression. It provides for example a base URI the expression can relate to and
     * what functions and variables that are available for the expression.
     *
     * @see <a href="http://www.w3.org/TR/xpath20/#static_context">XML Path
     * Language (XPath) 2.0, 2.1.1 Static Context</a>
     * @author Frans Englich <[email protected]>
     */
    class StaticContext : public ReportContext
    {
    public:
        /**
         * A smart pointer wrapping StaticContext instances.
         */
        typedef QExplicitlySharedDataPointer<StaticContext> Ptr;

        /**
         * @see <a href="http://www.w3.org/TR/xquery/#id-boundary-space-decls">XQuery 1.0:
         * An XML Query Language, 4.3 Boundary-space Declaration</a>
         * @see <a href="http://www.w3.org/TR/xquery/#dt-boundary-space-policy">XQuery 1.0:
         * An XML Query Language, Definition: Boundary-space policy</a>
         */
        enum BoundarySpacePolicy
        {
            BSPPreserve,
            BSPStrip
        };

        /**
         * @see <a href="http://www.w3.org/TR/xquery/#id-construction-declaration">XQuery 1.0:
         * An XML Query Language, 4.6 Construction Declaration</a>
         * @see <a href="http://www.w3.org/TR/xquery/#dt-construction-mode">XQuery 1.0:
         * An XML Query Language, Definition: Construction mode</a>
         */
        enum ConstructionMode
        {
            CMPreserve,
            CMStrip
        };

        /**
         * @see <a href="http://www.w3.org/TR/xquery/#id-default-ordering-decl">XQuery 1.0:
         * An XML Query Language, 4.7 Ordering Mode Declaration</a>
         * @see <a href="http://www.w3.org/TR/xquery/#dt-ordering-mode">XQuery 1.0:
         * An XML Query Language, Definition: Ordering mode</a>
         */
        enum OrderingMode
        {
            Ordered,
            Unordered
        };

        /**
         * @see <a href="http://www.w3.org/TR/xquery/#id-empty-order-decl">XQuery 1.0:
         * An XML Query Language, 4.8 Empty Order Declaration</a>
         * @see <a href="http://www.w3.org/TR/xquery/#dt-default-empty-order">XQuery 1.0:
         * An XML Query Language, Definition: Default order for empty sequences</a>