X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fgui%2FSeqPanel.java;h=8d81f8c49dceb3f114f13aa05e46b267c7b8ccba;hb=10866cba33b339de23e5a4e3121ab86c08b5ff2a;hp=648c3a22e0bbe65a8ad50984fb91cd6c05606ca5;hpb=3eef76298c55f3def21eed2516b5ace4405bed0a;p=jalview.git

diff --git a/src/jalview/gui/SeqPanel.java b/src/jalview/gui/SeqPanel.java
index 648c3a2..8d81f8c 100644
--- a/src/jalview/gui/SeqPanel.java
+++ b/src/jalview/gui/SeqPanel.java
@@ -1375,11 +1375,22 @@ public class SeqPanel extends JPanel implements MouseListener,
     e.consume();
     if (e.getWheelRotation() > 0)
     {
-      ap.scrollUp(false);
+      if (e.isShiftDown())
+      {
+        ap.scrollRight(true);
+        
+      } else {
+        ap.scrollUp(false);
+      }
     }
     else
     {
-      ap.scrollUp(true);
+      if (e.isShiftDown())
+      {
+        ap.scrollRight(false);
+      } else {
+        ap.scrollUp(true);
+      }
     }
     // TODO Update tooltip for new position.
   }
@@ -1546,11 +1557,8 @@ public class SeqPanel extends JPanel implements MouseListener,
                                        // state
     if (stretchGroup.cs != null)
     {
-      if (stretchGroup.cs instanceof ClustalxColourScheme)
-      {
-        ((ClustalxColourScheme) stretchGroup.cs).alignmentChanged(
+      stretchGroup.cs.alignmentChanged(
                 stretchGroup,av.getHiddenRepSequences());
-      }
 
       if (stretchGroup.cs.conservationApplied())
       {