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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:24:48 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:24:48 +0000 |
commit | cca66b9ec4e494c1d919bff0f71a820d8afab1fa (patch) | |
tree | 146f39ded1c938019e1ed42d30923c2ac9e86789 /src/object/sp-tref-reference.h | |
parent | Initial commit. (diff) | |
download | inkscape-upstream.tar.xz inkscape-upstream.zip |
Adding upstream version 1.2.2.upstream/1.2.2upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/object/sp-tref-reference.h')
-rw-r--r-- | src/object/sp-tref-reference.h | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/src/object/sp-tref-reference.h b/src/object/sp-tref-reference.h new file mode 100644 index 0000000..f4c1c0f --- /dev/null +++ b/src/object/sp-tref-reference.h @@ -0,0 +1,80 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +#ifndef SEEN_SP_TREF_REFERENCE_H +#define SEEN_SP_TREF_REFERENCE_H + +/* + * The reference corresponding to href of <tref> element. + * + * This file was created based on sp-use-reference.h + * + * Copyright (C) 2007 Gail Banaszkiewicz + * Abhishek Sharma + * + * Released under GNU GPL v2+, read the file 'COPYING' for more information. + */ + +#include <cstddef> +#include <sigc++/sigc++.h> + +#include "sp-item.h" +#include "uri-references.h" + +#include "util/share.h" +#include "xml/node-observer.h" +#include "xml/subtree.h" + +typedef unsigned int GQuark; + +class SPTRefReference : public Inkscape::URIReference, + public Inkscape::XML::NodeObserver { +public: + SPTRefReference(SPObject *owner) : URIReference(owner), subtreeObserved(nullptr) { + updateObserver(); + } + + ~SPTRefReference() override { + if (subtreeObserved) { + subtreeObserved->removeObserver(*this); + delete subtreeObserved; + } + } + + SPItem *getObject() const { + return static_cast<SPItem *>(URIReference::getObject()); + } + + void updateObserver(); + + ///////////////////////////////////////////////////////////////////// + // Node Observer Functions + // ----------------------- + void notifyChildAdded(Inkscape::XML::Node &node, Inkscape::XML::Node &child, Inkscape::XML::Node *prev) override; + void notifyChildRemoved(Inkscape::XML::Node &node, Inkscape::XML::Node &child, Inkscape::XML::Node *prev) override; + void notifyChildOrderChanged(Inkscape::XML::Node &node, Inkscape::XML::Node &child, + Inkscape::XML::Node *old_prev, Inkscape::XML::Node *new_prev) override; + void notifyContentChanged(Inkscape::XML::Node &node, + Inkscape::Util::ptr_shared old_content, + Inkscape::Util::ptr_shared new_content) override; + void notifyAttributeChanged(Inkscape::XML::Node &node, GQuark name, + Inkscape::Util::ptr_shared old_value, + Inkscape::Util::ptr_shared new_value) override; + ///////////////////////////////////////////////////////////////////// + +protected: + bool _acceptObject(SPObject * obj) const override; + + Inkscape::XML::Subtree *subtreeObserved; +}; + +#endif /* !SEEN_SP_TREF_REFERENCE_H */ + +/* + Local Variables: + mode:c++ + c-file-style:"stroustrup" + c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +)) + indent-tabs-mode:nil + fill-column:99 + End: +*/ +// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4 : |