From cf8245d265c4fa33458768ef1ae2a11dbe5a6053 Mon Sep 17 00:00:00 2001
From: jsimomaa <jani.simomaa@gmail.com>
Date: Wed, 1 Feb 2017 11:58:41 +0200
Subject: [PATCH] Minor GraphLayerManager fixes

refs #6958

Change-Id: I476367efad804f11e028006813cb5c1211f2cd8f
---
 .../graph/layer/GraphLayerManager.java               | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/bundles/org.simantics.diagram/src/org/simantics/diagram/synchronization/graph/layer/GraphLayerManager.java b/bundles/org.simantics.diagram/src/org/simantics/diagram/synchronization/graph/layer/GraphLayerManager.java
index 41947ef99..e92ce1b41 100644
--- a/bundles/org.simantics.diagram/src/org/simantics/diagram/synchronization/graph/layer/GraphLayerManager.java
+++ b/bundles/org.simantics.diagram/src/org/simantics/diagram/synchronization/graph/layer/GraphLayerManager.java
@@ -433,8 +433,10 @@ public class GraphLayerManager {
                 graph.forHasStatement(element, gl.getVisible(), element, new AsyncProcedureAdapter<Boolean>() {
                     @Override
                     public void execute(AsyncReadGraph graph, Boolean result) {
-                        synchronized (visible) {
-                            visible.add(l);
+                        if (result) {
+                            synchronized (visible) {
+                                visible.add(l);
+                            }
                         }
                         if (DEBUG_LAYERS)
                             System.out.println("    Visible on layer '" + gl.getName() + "'");
@@ -452,8 +454,10 @@ public class GraphLayerManager {
                 graph.forHasStatement(element, gl.getFocusable(), element, new AsyncProcedureAdapter<Boolean>() {
                     @Override
                     public void execute(AsyncReadGraph graph, Boolean result) {
-                        synchronized (focusable) {
-                            focusable.add(l);
+                        if (result) {
+                            synchronized (focusable) {
+                                focusable.add(l);
+                            }
                         }
                         if (DEBUG_LAYERS)
                             System.out.println("    Focusable on layer '" + gl.getName() + "'");
-- 
2.47.0