dont add sequence twice to new group

[jalview.git] / src / jalview / gui / TreeCanvas.java

diff --git a/src/jalview/gui/TreeCanvas.java b/src/jalview/gui/TreeCanvas.java
index a293e28..1fddc5b 100755 (executable)
--- a/src/jalview/gui/TreeCanvas.java
+++ b/src/jalview/gui/TreeCanvas.java
@@ -564,9 +564,12 @@ public class TreeCanvas
                                      new Vector());\r
 \r
          Vector sequences = new Vector();\r
-          for (int j = 0; j < l.size(); j++)\r
-          {\r
-            sequences.add( (Sequence)((SequenceNode) l.elementAt(j)).element());\r
+         for (int j = 0; j < l.size(); j++)\r
+         {\r
+           SequenceI s1 = (SequenceI) ( (SequenceNode) l.elementAt(j)).element();\r
+           if (!sequences.contains(s1))\r
+             sequences.addElement(s1);\r
+\r
           }\r
 \r
           ColourSchemeI cs = ColourSchemeProperty.getColour(sequences, av.alignment.getWidth(),\r