X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;ds=sidebyside;f=src%2Fjalview%2Fappletgui%2FColumnSelection.java;h=33c460466cb9c18c21594431212050808bbf43f7;hb=ee53965807b83bf93a21cbc341cee9a9e005b2cb;hp=72bec07c2cc594fb98302f9079864b0d7d6e316d;hpb=588042b69abf8e60bcc950b24c283933c7dd422f;p=jalview.git

diff --git a/src/jalview/appletgui/ColumnSelection.java b/src/jalview/appletgui/ColumnSelection.java
index 72bec07..33c4604 100755
--- a/src/jalview/appletgui/ColumnSelection.java
+++ b/src/jalview/appletgui/ColumnSelection.java
@@ -30,7 +30,8 @@ public class ColumnSelection
 
   public void addElement(int col)
   {
-    selected.addElement(new Integer(col));
+    if(!selected.contains(new Integer(col)))
+      selected.addElement(new Integer(col));
   }
 
   public void clear()
@@ -45,12 +46,20 @@ public class ColumnSelection
     {
       selected.removeElement(colInt);
     }
-    else
+  }
+
+  public void removeElements(int start, int end)
+  {
+    Integer colInt;
+    for(int i=start; i<end; i++)
     {
-      System.err.println(
-          "WARNING: Tried to remove Integer NOT in ColumnSelection");
+      colInt = new Integer(i);
+      if (selected.contains(colInt))
+      {
+          selected.removeElement(colInt);
+      }
+    }
     }
-  }
 
   public boolean contains(int col)
   {