JAL-1608 menu entry text; enable/disable Create/Remove Group option

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

diff --git a/src/jalview/gui/AlignFrame.java b/src/jalview/gui/AlignFrame.java
index b5fc817..468fcd3 100644 (file)
--- a/src/jalview/gui/AlignFrame.java
+++ b/src/jalview/gui/AlignFrame.java
@@ -5699,6 +5699,23 @@ public class AlignFrame extends GAlignFrame implements DropTargetListener,
 
     ColourMenuHelper.setColourSelected(colourMenu, schemeName);
   }
+
+  /**
+   * Disable inapplicable items in the Select menu when it is clicked
+   */
+  @Override
+  protected void configureSelectMenu()
+  {
+    createGroup.setEnabled(false);
+    unGroup.setEnabled(false);
+    SequenceGroup sg = viewport.getSelectionGroup();
+    if (sg != null)
+    {
+      List<SequenceGroup> groups = viewport.getAlignment().getGroups();
+      createGroup.setEnabled(groups == null || !groups.contains(sg));
+      unGroup.setEnabled(groups != null && groups.contains(sg));
+    }
+  }
 }
 
 class PrintThread extends Thread