X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fgui%2FSeqPanel.java;h=fdb75a45da75fa023787a8f4da47aabc5e4971f5;hb=0751c58086542f9e0466201b624f84d1efd547bb;hp=3de631f35259e718192f62a9150509012a166c37;hpb=be8b1d254f658181eec3c29dc696114e3ffdd4df;p=jalview.git

diff --git a/src/jalview/gui/SeqPanel.java b/src/jalview/gui/SeqPanel.java
index 3de631f..fdb75a4 100644
--- a/src/jalview/gui/SeqPanel.java
+++ b/src/jalview/gui/SeqPanel.java
@@ -243,6 +243,7 @@ public class SeqPanel extends JPanel
    */
   public SeqPanel(AlignViewport viewport, AlignmentPanel alignPanel)
   {
+    setName("SeqPanel");
     seqARep = new SequenceAnnotationReport(true);
     ToolTipManager.sharedInstance().registerComponent(this);
     ToolTipManager.sharedInstance().setInitialDelay(0);
@@ -1140,7 +1141,8 @@ public class SeqPanel extends JPanel
 
     String tooltip = AnnotationPanel.buildToolTip(anns[rowIndex], column,
             anns);
-    if (!tooltip.equals(lastTooltip))
+    boolean tooltipChanged = tooltip == null ? lastTooltip != null : !tooltip.equals(lastTooltip);
+    if (tooltipChanged)
     {
       lastTooltip = tooltip;
       lastFormattedTooltip = tooltip == null ? null