From 234f310dc19eaef87981fb3d0477df659fdf9a60 Mon Sep 17 00:00:00 2001
From: Ben Fry <fry@processing.org>
Date: Thu, 20 Nov 2014 18:01:48 -0500
Subject: [PATCH] additional workaround for Canvas-only code

---
 core/src/processing/core/PSurfaceAWT.java | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/core/src/processing/core/PSurfaceAWT.java b/core/src/processing/core/PSurfaceAWT.java
index b5594d450..d40e2bda3 100644
--- a/core/src/processing/core/PSurfaceAWT.java
+++ b/core/src/processing/core/PSurfaceAWT.java
@@ -831,9 +831,13 @@ public class PSurfaceAWT implements PSurface {
 
 //    canvas.setSize(wide, high);
 //    frame.setSize(wide, high);
-    setFrameSize(); //wide, high);
+    if (frame != null) {  // canvas only
+      setFrameSize(); //wide, high);
+    }
     setCanvasSize();
-    frame.setLocationRelativeTo(null);
+    if (frame != null) {
+      frame.setLocationRelativeTo(null);
+    }
 
     GraphicsConfiguration gc = canvas.getGraphicsConfiguration();
     // If not realized (off-screen, i.e the Color Selector Tool), gc will be null.