JAL-915 - ensured that exceptions are not raised in applet or application, and that...

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

diff --git a/src/jalview/gui/PopupMenu.java b/src/jalview/gui/PopupMenu.java
index 477136f..ca6b199 100644 (file)
--- a/src/jalview/gui/PopupMenu.java
+++ b/src/jalview/gui/PopupMenu.java
@@ -208,11 +208,11 @@ public class PopupMenu extends JPopupMenu
       e.printStackTrace();
     }
 
+    JMenuItem menuItem;
     if (seq != null)
     {
       sequenceMenu.setText(sequence.getName());
 
-      JMenuItem menuItem;
       if (seq.getDatasetSequence().getPDBId() != null
               && seq.getDatasetSequence().getPDBId().size() > 0)
       {
@@ -297,7 +297,11 @@ public class PopupMenu extends JPopupMenu
           });
           add(menuItem);
         }
-
+      }
+    }
+    // for the case when no sequences are even visible
+    if (ap.av.hasHiddenRows) {
+      {
         menuItem = new JMenuItem("Reveal All");
         menuItem.addActionListener(new ActionListener()
         {
@@ -318,7 +322,7 @@ public class PopupMenu extends JPopupMenu
 
     SequenceGroup sg = ap.av.getSelectionGroup();
 
-    if (sg != null)
+    if (sg != null&& sg.getSize()>0)
     {
       groupName.setText("Name: "+sg.getName());
       groupName.setText("Edit name and description of current group.");
@@ -431,7 +435,7 @@ public class PopupMenu extends JPopupMenu
       structureMenu.setVisible(false);
     }
 
-    if (links != null && links.size() > 0)
+    if (seq !=null && links != null && links.size() > 0)
     {
 
       JMenu linkMenu = new JMenu("Link");