From: amwaterhouse <Andrew Waterhouse>
Date: Tue, 20 Sep 2005 13:15:31 +0000 (+0000)
Subject: Null pointer if user presses shift before anything else
X-Git-Tag: Release_2_06~41
X-Git-Url: http://source.jalview.org/gitweb/?a=commitdiff_plain;h=5ad6d650b6726eb880d8342d19711e626f6ae2f0;p=jalview.git

Null pointer if user presses shift before anything else
---

diff --git a/src/jalview/gui/UserDefinedColours.java b/src/jalview/gui/UserDefinedColours.java
index 79df106..ec4ad55 100755
--- a/src/jalview/gui/UserDefinedColours.java
+++ b/src/jalview/gui/UserDefinedColours.java
@@ -139,8 +139,12 @@ public class UserDefinedColours extends GUserDefinedColours
 
       if(e.isShiftDown())
       {
-        JButton start = (JButton)selectedButtons.elementAt(selectedButtons.size()-1);
-        JButton end = (JButton) e.getSource();
+        JButton start, end = (JButton) e.getSource();
+        if(selectedButtons.size()>1)
+          start = (JButton)selectedButtons.elementAt(selectedButtons.size()-1);
+        else
+          start = (JButton) e.getSource();
+
         int startIndex=0, endIndex=0;
         for(int b=0; b<buttonPanel.getComponentCount(); b++)
         {