Only setDropTarget if Desktop is not null

diff --git a/src/jalview/gui/AlignFrame.java b/src/jalview/gui/AlignFrame.java
index ee2f7fd..c9819a2 100755 (executable)
--- a/src/jalview/gui/AlignFrame.java
+++ b/src/jalview/gui/AlignFrame.java
@@ -112,8 +112,6 @@ public class AlignFrame
 
   void init()
   {
-    this.setDropTarget(new java.awt.dnd.DropTarget(this, this));
-
     if (viewport.conservation == null)
     {
       BLOSUM62Colour.setEnabled(false);
@@ -137,6 +135,7 @@ public class AlignFrame
 
     if (Desktop.desktop != null)
    {
+     this.setDropTarget(new java.awt.dnd.DropTarget(this, this));
      addServiceListeners();
      setGUINucleotide(viewport.alignment.isNucleotide());
    }
@@ -1477,7 +1476,7 @@ public class AlignFrame
 
      if (newAlignment)
      {
-       
+
        if (Desktop.jalviewClipboard != null)
        {
          // dataset is inherited
@@ -1501,10 +1500,10 @@ public class AlignFrame
         // an existing alignment
         Vector newDs = (importDs) ? new Vector() : null; // used to create
                                                           // minimum dataset set
-        
+
         for (int i = 0; i < sequences.length; i++)
         {
-          if (importDs) 
+          if (importDs)
           {
             newDs.addElement(null);
           }
@@ -1514,7 +1513,7 @@ public class AlignFrame
           {
             if (!newDs.contains(ds))
             {
-              newDs.setElementAt(ds, i); 
+              newDs.setElementAt(ds, i);
               ds = new Sequence(ds);
               // update with new dataset sequence
               sequences[i].setDatasetSequence(ds);
@@ -1576,7 +1575,7 @@ public class AlignFrame
            alignment.setAnnotationIndex(sequences[i].getAnnotation()[a], a);
          }
 
-         
+
        }
      }
      if (!newAlignment) {
@@ -1605,7 +1604,7 @@ public class AlignFrame
        //>>>This is a fix for the moment, until a better solution is found!!<<<
        af.alignPanel.seqPanel.seqCanvas.getFeatureRenderer().transferSettings(
            alignPanel.seqPanel.seqCanvas.getFeatureRenderer());
-       
+
        // TODO: maintain provenance of an alignment, rather than just make the title a concatenation of operations.
        if (!externalPaste) {
          if (title.startsWith("Copied sequences"))