1 /*
2 * XML::Subtree - proxy for an XML subtree
3 *
4 * Copyright 2005 MenTaLguY <mental@rydia.net>
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * as published by the Free Software Foundation; either version 2
9 * of the License, or (at your option) any later version.
10 *
11 * See the file COPYING for details.
12 *
13 */
15 #ifndef SEEN_INKSCAPE_XML_SUBTREE_H
16 #define SEEN_INKSCAPE_XML_SUBTREE_H
18 #include "xml/node-observer.h"
19 #include "xml/composite-node-observer.h"
21 namespace Inkscape {
22 namespace XML {
24 class Node;
26 class Subtree : public Inkscape::GC::Anchored,
27 public Inkscape::GC::Managed<>,
28 private NodeObserver
29 {
30 public:
31 Subtree(Node &root);
32 ~Subtree();
34 void finish();
36 void synthesizeEvents(NodeObserver &observer);
37 void addObserver(NodeObserver &observer);
38 void removeObserver(NodeObserver &observer);
40 private:
41 void notifyChildAdded(Node &node, Node &child, Node *prev);
43 void notifyChildRemoved(Node &node, Node &child, Node *prev);
45 void notifyChildOrderChanged(Node &node, Node &child,
46 Node *old_prev, Node *new_prev);
48 void notifyContentChanged(Node &node,
49 Util::ptr_shared<char> old_content,
50 Util::ptr_shared<char> new_content);
52 void notifyAttributeChanged(Node &node, GQuark name,
53 Util::ptr_shared<char> old_value,
54 Util::ptr_shared<char> new_value);
56 Node *_root;
57 CompositeNodeObserver _observers;
58 };
60 }
61 }
63 #endif
64 /*
65 Local Variables:
66 mode:c++
67 c-file-style:"stroustrup"
68 c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
69 indent-tabs-mode:nil
70 fill-column:99
71 End:
72 */
73 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :