X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=org.simantics.g3d%2Fsrc%2Forg%2Fsimantics%2Fg3d%2Fscenegraph%2Fstructural%2FStructuralParentNode.java;h=032ba98169981d6673c9ac6b50c1ae5e394ced85;hb=9f84331c9967c88e0e5550ce91f2b7e364a5cb6d;hp=7d492ede88e26949749fdda2c2215224f6aea915;hpb=289aaab900078ef56efc8779e4b15830e472149e;p=simantics%2F3d.git

diff --git a/org.simantics.g3d/src/org/simantics/g3d/scenegraph/structural/StructuralParentNode.java b/org.simantics.g3d/src/org/simantics/g3d/scenegraph/structural/StructuralParentNode.java
index 7d492ede..032ba981 100644
--- a/org.simantics.g3d/src/org/simantics/g3d/scenegraph/structural/StructuralParentNode.java
+++ b/org.simantics.g3d/src/org/simantics/g3d/scenegraph/structural/StructuralParentNode.java
@@ -38,7 +38,7 @@ public abstract class StructuralParentNode<T extends IStructuralNode> extends Pa
 	@RelatedSetValue(Layer0.URIs.HasName)
 	@SetPropertyValue(Layer0.URIs.HasName)
 	public void setName(String name) {
-		if (name == null)
+		if (name == null || name.equals(this.name))
 			return;
 		this.name = name;
 		firePropertyChanged(Layer0.URIs.HasName);
@@ -80,12 +80,12 @@ public abstract class StructuralParentNode<T extends IStructuralNode> extends Pa
 		ctx = object;
 	}
 	
-    private List<IStructuralNode> publisher = new ArrayList<IStructuralNode>(1);
+	private List<IStructuralNode> publisher = new ArrayList<IStructuralNode>(1);
 	
 	@Override
 	public void addPublishedBy(IStructuralNode node) {
-		publisher.add(node);
-		firePropertyChanged(G3D.URIs.publishes);
+		if (publisher.add(node))
+			firePropertyChanged(G3D.URIs.publishes);
 	}
 	
 	@Override