Add W3C XML Schema validation support

This was done by Tobias Koenig, as part of an internship at Trolltech/Qt
Software, started at Wed Oct 1 18:32:43 2008 +0200, and the last commit being
part of this commit dating Tue Feb 24 11:03:36 2009 +0100. This is work
consisting of about 650 commits squashed into one, where the first commit was
61b280386c1905a15690fdd917dcbc8eb09b6283, in the repository before Qt's history
cut.

1 files changed, 84 insertions, 0 deletions

diff --git a/src/xmlpatterns/schema/qxsdterm_p.h b/src/xmlpatterns/schema/qxsdterm_p.h
new file mode 100644
index 0000000..f45d791
--- /dev/null
+++ b/src/xmlpatterns/schema/qxsdterm_p.h
@@ -0,0 +1,84 @@
+/****************************************************************************
+**
+** Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the $MODULE$ of the Qt Toolkit.
+**
+** $TROLLTECH_DUAL_LICENSE$
+**
+****************************************************************************/
+
+//
+//  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_XsdTerm_H
+#define Patternist_XsdTerm_H
+
+#include "qnamedschemacomponent_p.h"
+#include "qxsdannotated_p.h"
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+namespace QPatternist
+{
+    /**
+     * @short A base class for all particles of a model group.
+     *
+     * This class is the base class for all particles of a model group
+     * as the <em>element</em>, <em>group</em> or <em>any</em> tag, it is not supposed to
+     * be instantiated directly.
+     *
+     * @see <a href="http://www.w3.org/Submission/2004/SUBM-xmlschema-api-20040309/xml-schema-api.html#Interface-XSTerm">XML Schema API reference</a>
+     * @ingroup Patternist_schema
+     * @author Tobias Koenig <tobias.koenig@trolltech.com>
+     */
+    class XsdTerm : public NamedSchemaComponent, public XsdAnnotated
+    {
+        public:
+            typedef QExplicitlySharedDataPointer<XsdTerm> Ptr;
+
+            /**
+             * Returns @c true if the term is an element, @c false otherwise.
+             */
+            virtual bool isElement() const;
+
+            /**
+             * Returns @c true if the term is a model group (group tag), @c false otherwise.
+             */
+            virtual bool isModelGroup() const;
+
+            /**
+             * Returns @c true if the term is a wildcard (any tag), @c false otherwise.
+             */
+            virtual bool isWildcard() const;
+
+            /**
+             * Returns @c true if the term is a reference, @c false otherwise.
+             *
+             * @note The reference term is only used internally as helper during type resolving.
+             */
+            virtual bool isReference() const;
+
+        protected:
+            /**
+             * This constructor only exists to ensure this class is subclassed.
+             */
+            inline XsdTerm() {};
+    };
+}
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif