From 6394ebc24a797555263b7f43db2b12be456b5a03 Mon Sep 17 00:00:00 2001
From: jmoenig <jens@moenig.org>
Date: Thu, 19 Sep 2013 16:09:47 +0200
Subject: fixed #146

filter out empty costumes
---
 gui.js      | 4 ++--
 history.txt | 1 +
 objects.js  | 1 +
 3 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/gui.js b/gui.js
index e68d62c..b9971f2 100644
--- a/gui.js
+++ b/gui.js
@@ -68,7 +68,7 @@ sb, CommentMorph, CommandBlockMorph*/
 
 // Global stuff ////////////////////////////////////////////////////////
 
-modules.gui = '2013-September-18';
+modules.gui = '2013-September-19';
 
 // Declarations
 
@@ -4889,7 +4889,7 @@ SpriteIconMorph.prototype.step = function () {
 // SpriteIconMorph layout
 
 SpriteIconMorph.prototype.fixLayout = function () {
-    if (!this.thumbnail) {return null; }
+    if (!this.thumbnail || !this.label) {return null; }
 
     this.setWidth(
         this.thumbnail.width()
diff --git a/history.txt b/history.txt
index 2c7ceaa..591e939 100755
--- a/history.txt
+++ b/history.txt
@@ -1920,3 +1920,4 @@ ______
 
 130919
 * Objects: fixed #169 (sprites are sometimes off-placed when the project is loaded)
+* Objects, GUI: fixed #146 (filter out empty costumes)
diff --git a/objects.js b/objects.js
index e7f1bbc..13867d7 100644
--- a/objects.js
+++ b/objects.js
@@ -5239,6 +5239,7 @@ Costume.prototype.thumbnail = function (extentPoint) {
         trg = newCanvas(extentPoint),
         ctx = trg.getContext('2d');
 
+    if (!src || src.width + src.height === 0) {return trg; }
     ctx.scale(scale, scale);
     ctx.drawImage(
         src,
-- 
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