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46 // This file is not part of the Qt API. It exists purely as an
47 // implementation detail. This header file may change from version to
48 // version without notice, or even be removed.
52 #ifndef Patternist_NodeBuilder_H
53 #define Patternist_NodeBuilder_H
55 #include <private/qitem_p.h>
56 #include "qabstractxmlreceiver.h"
57 #include <private/qautoptr_p.h>
66 * @short Receives QAbstractXmlReceiver events and builds a node tree
67 * in memory that afterwards can be retrieved via builtNode()
69 * @ingroup Patternist_xdm
70 * @author Frans Englich <frans.englich@nokia.com>
72 class NodeBuilder : public QAbstractXmlReceiver
75 typedef AutoPtr<NodeBuilder> Ptr;
82 * @short Returns the document that has been built.
84 * If this function is called before any events have been received, the result is undefined.
86 * The top node that was constructed can be retrieved by calling
87 * NodeModel::root() on the returned NodeModel.
89 * This function is not @c const, because some implementations delay
90 * the node construction until the node is needed. Also, text nodes are
91 * difficult, at best, to construct until one knows that all text content
92 * has been received(which a call to this function in a natural way
95 virtual QAbstractXmlNodeModel::Ptr builtDocument() = 0;
98 * @short Creates a copy of this NodeBuilder, that operates independently of
101 * The caller owns the returned instance.
103 virtual NodeBuilder::Ptr create(const QUrl &baseURI) const = 0;