From 0a0ca7dcf7791fe236ea233c0622ccc40ee0c175 Mon Sep 17 00:00:00 2001
From: Richard Hughes <cyreve@gmail.com>
Date: Wed, 11 Jul 2007 21:44:47 +0000
Subject: bug 1243190: add tref element support; limited editing support thus
 far (patch by gbanaszk)

(bzr r3227)
---
 src/sp-tref-reference.h | 75 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 75 insertions(+)
 create mode 100644 src/sp-tref-reference.h

(limited to 'src/sp-tref-reference.h')

diff --git a/src/sp-tref-reference.h b/src/sp-tref-reference.h
new file mode 100644
index 000000000..37a5e21ce
--- /dev/null
+++ b/src/sp-tref-reference.h
@@ -0,0 +1,75 @@
+#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
+ *
+ * Released under GNU GPL, read the file 'COPYING' for more information.
+ */
+
+#include <forward.h>
+#include <uri-references.h>
+#include <sigc++/sigc++.h>
+
+#include "util/share.h"
+#include "xml/node-observer.h"
+#include "xml/subtree.h"
+
+
+class SPTRefReference : public Inkscape::URIReference,
+                        public Inkscape::XML::NodeObserver {
+public:
+    SPTRefReference(SPObject *owner) : URIReference(owner), subtreeObserved(NULL) {
+        updateObserver();
+    }
+    
+    virtual ~SPTRefReference() {
+        if (subtreeObserved) {
+            subtreeObserved->removeObserver(*this);
+            delete subtreeObserved;
+        }   
+    }
+
+    SPItem *getObject() const {
+        return (SPItem *)URIReference::getObject();
+    }
+   
+    void updateObserver();
+    
+    /////////////////////////////////////////////////////////////////////
+    // Node Observer Functions
+    // -----------------------
+    virtual void notifyChildAdded(Inkscape::XML::Node &node, Inkscape::XML::Node &child, Inkscape::XML::Node *prev);
+    virtual void notifyChildRemoved(Inkscape::XML::Node &node, Inkscape::XML::Node &child, Inkscape::XML::Node *prev);
+    virtual void notifyChildOrderChanged(Inkscape::XML::Node &node, Inkscape::XML::Node &child,
+                                         Inkscape::XML::Node *old_prev, Inkscape::XML::Node *new_prev);
+    virtual void notifyContentChanged(Inkscape::XML::Node &node,
+                                      Inkscape::Util::ptr_shared<char> old_content,
+                                      Inkscape::Util::ptr_shared<char> new_content);
+    virtual void notifyAttributeChanged(Inkscape::XML::Node &node, GQuark name,
+                                        Inkscape::Util::ptr_shared<char> old_value,
+                                        Inkscape::Util::ptr_shared<char> new_value);
+    /////////////////////////////////////////////////////////////////////
+
+protected:
+    virtual bool _acceptObject(SPObject * obj) const; 
+    
+    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 :
-- 
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