From 9c41a929be328ca4c0039ae7594cf3925c1e03fe Mon Sep 17 00:00:00 2001
From: amwaterhouse <Andrew Waterhouse>
Date: Tue, 6 Feb 2007 15:52:17 +0000
Subject: [PATCH] Dont add null description to tooltip

---
 src/jalview/gui/AnnotationPanel.java |   14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/src/jalview/gui/AnnotationPanel.java b/src/jalview/gui/AnnotationPanel.java
index 1ebabfe..0427ecb 100755
--- a/src/jalview/gui/AnnotationPanel.java
+++ b/src/jalview/gui/AnnotationPanel.java
@@ -492,6 +492,7 @@ public class AnnotationPanel extends JPanel implements MouseListener,
 
         if (aa == null)
         {
+          this.setToolTipText(null);
             return;
         }
 
@@ -514,7 +515,10 @@ public class AnnotationPanel extends JPanel implements MouseListener,
         }
 
         if(row==-1)
-          return;
+       {
+         this.setToolTipText(null);
+         return;
+       }
 
         int res = (evt.getX() / av.getCharWidth()) + av.getStartRes();
 
@@ -546,12 +550,16 @@ public class AnnotationPanel extends JPanel implements MouseListener,
             if(aa[row].annotations[res]!=null)
             {
               StringBuffer text = new StringBuffer("Sequence position " +
-                                                   (res + 1) + "  " +
-                                                   aa[row].annotations[res].description);
+                                                   (res + 1));
+
+              if (aa[row].annotations[res].description != null)
+                text.append("  " + aa[row].annotations[res].description);
 
               ap.alignFrame.statusBar.setText(text.toString());
             }
         }
+        else
+          this.setToolTipText(null);
     }
 
     /**
-- 
1.7.10.2