X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fviewmodel%2FAlignmentViewport.java;h=d40ce8d03a8c4e088f31453b0a8a75986f4bbcea;hb=19e2b55a344dcc9443de228d9a060b924b57dd42;hp=b260cabf12784ba6c5c62304b57c66ea4ff412d1;hpb=142304c420500eb47ea9af5b9be156caf4afaafd;p=jalview.git

diff --git a/src/jalview/viewmodel/AlignmentViewport.java b/src/jalview/viewmodel/AlignmentViewport.java
index b260cab..d40ce8d 100644
--- a/src/jalview/viewmodel/AlignmentViewport.java
+++ b/src/jalview/viewmodel/AlignmentViewport.java
@@ -22,6 +22,7 @@ package jalview.viewmodel;
 
 import jalview.analysis.AnnotationSorter.SequenceAnnotationOrder;
 import jalview.analysis.Conservation;
+import jalview.analysis.TreeModel;
 import jalview.api.AlignCalcManagerI;
 import jalview.api.AlignViewportI;
 import jalview.api.AlignmentViewPanel;
@@ -79,7 +80,7 @@ import java.util.Map;
 public abstract class AlignmentViewport
         implements AlignViewportI, CommandListener, VamsasSource
 {
-  final protected ViewportRanges ranges;
+  protected ViewportRanges ranges;
 
   protected ViewStyleI viewStyle = new ViewStyle();
 
@@ -947,11 +948,15 @@ public abstract class AlignmentViewport
     groupConsensus = null;
     groupConservation = null;
     hconsensus = null;
+    hconservation = null;
     hcomplementConsensus = null;
-    // colour scheme may hold reference to consensus
-    residueShading = null;
-    // TODO remove listeners from changeSupport?
+    gapcounts = null;
+    calculator = null;
+    residueShading = null; // may hold a reference to Consensus
     changeSupport = null;
+    ranges = null;
+    currentTree = null;
+    selectionGroup = null;
     setAlignment(null);
   }
 
@@ -1333,7 +1338,10 @@ public abstract class AlignmentViewport
   public void removePropertyChangeListener(
           java.beans.PropertyChangeListener listener)
   {
-    changeSupport.removePropertyChangeListener(listener);
+    if (changeSupport != null)
+    {
+      changeSupport.removePropertyChangeListener(listener);
+    }
   }
 
   /**
@@ -2869,6 +2877,8 @@ public abstract class AlignmentViewport
    */
   private SearchResultsI searchResults = null;
 
+  protected TreeModel currentTree = null;
+
   @Override
   public boolean hasSearchResults()
   {
@@ -2927,4 +2937,16 @@ public abstract class AlignmentViewport
             + ((ignoreGapsInConsensusCalculation) ? " without gaps" : ""));
     return sq;
   }
+
+  @Override
+  public void setCurrentTree(TreeModel tree) // adapt to Aptx
+  {
+    currentTree = tree;
+  }
+
+  @Override
+  public TreeModel getCurrentTree()
+  {
+    return currentTree;
+  }
 }