Fix undo/redo for mesh gradients.

(bzr r15135)

1 files changed, 29 insertions, 2 deletions

diff --git a/src/sp-mesh-row.cpp b/src/sp-mesh-row.cpp
index 90173da8c..5ac349c27 100644
--- a/src/sp-mesh-row.cpp
+++ b/src/sp-mesh-row.cpp
@@ -65,17 +65,44 @@ void SPMeshrow::build(SPDocument* doc, Inkscape::XML::Node* repr) {
 	SPObject::build(doc, repr);
 }
 
+
 /**
  * Virtual build: set meshrow attributes from its associated XML node.
  */
-
 void SPMeshrow::set(unsigned int /*key*/, const gchar* /*value*/) {
 }
 
 /**
- * Virtual set: set attribute to value.
+ * modified
  */
+void SPMeshrow::modified(unsigned int flags) {
 
+    flags &= SP_OBJECT_MODIFIED_CASCADE;
+    GSList *l = NULL;
+
+    for (auto& child: children) {
+        sp_object_ref(&child);
+        l = g_slist_prepend(l, &child);
+    }
+
+    l = g_slist_reverse(l);
+
+    while (l) {
+        SPObject *child = SP_OBJECT(l->data);
+        l = g_slist_remove(l, child);
+
+        if (flags || (child->mflags & (SP_OBJECT_MODIFIED_FLAG | SP_OBJECT_CHILD_MODIFIED_FLAG))) {
+            child->emitModified(flags);
+        }
+
+        sp_object_unref(child);
+    }
+}
+
+
+/**
+ * Virtual set: set attribute to value.
+ */
 Inkscape::XML::Node* SPMeshrow::write(Inkscape::XML::Document* xml_doc, Inkscape::XML::Node* repr, guint flags) {
     if ((flags & SP_OBJECT_WRITE_BUILD) && !repr) {
         repr = xml_doc->createElement("svg:meshrow");