colour menu items are in same radiobutton group

diff --git a/src/jalview/jbgui/GStructureViewer.java b/src/jalview/jbgui/GStructureViewer.java
index 1b50ca8..f7fa6db 100644 (file)
--- a/src/jalview/jbgui/GStructureViewer.java
+++ b/src/jalview/jbgui/GStructureViewer.java
@@ -191,6 +191,7 @@ public class GStructureViewer extends JInternalFrame
     savemenu.add(png);
     savemenu.add(eps);
     viewMenu.add(chainMenu);
+
     colourMenu.add(seqColour);
     colourMenu.add(chainColour);
     colourMenu.add(chargeColour);
@@ -203,6 +204,19 @@ public class GStructureViewer extends JInternalFrame
     colourMenu.add(buriedColour);
     colourMenu.add(userColour);
     colourMenu.add(backGround);
+
+    colourButtons.add(seqColour);
+    colourButtons.add(chainColour);
+    colourButtons.add(chargeColour);
+    colourButtons.add(zappoColour);
+    colourButtons.add(taylorColour);
+    colourButtons.add(hydroColour);
+    colourButtons.add(helixColour);
+    colourButtons.add(strandColour);
+    colourButtons.add(turnColour);
+    colourButtons.add(buriedColour);
+    colourButtons.add(userColour);
+    
     helpMenu.add(jmolHelp);
   }
 
@@ -230,27 +244,29 @@ public class GStructureViewer extends JInternalFrame
 
   JMenuItem backGround = new JMenuItem();
 
-  protected JCheckBoxMenuItem seqColour = new JCheckBoxMenuItem();
+  protected JRadioButtonMenuItem seqColour = new JRadioButtonMenuItem();
+
+  protected JRadioButtonMenuItem chainColour = new JRadioButtonMenuItem();
 
-  JMenuItem chainColour = new JMenuItem();
+  protected JRadioButtonMenuItem chargeColour = new JRadioButtonMenuItem();
 
-  JMenuItem chargeColour = new JMenuItem();
+  protected JRadioButtonMenuItem zappoColour = new JRadioButtonMenuItem();
 
-  JMenuItem zappoColour = new JMenuItem();
+  protected JRadioButtonMenuItem taylorColour = new JRadioButtonMenuItem();
 
-  JMenuItem taylorColour = new JMenuItem();
+  protected JRadioButtonMenuItem hydroColour = new JRadioButtonMenuItem();
 
-  JMenuItem hydroColour = new JMenuItem();
+  protected JRadioButtonMenuItem strandColour = new JRadioButtonMenuItem();
 
-  JMenuItem strandColour = new JMenuItem();
+  protected JRadioButtonMenuItem helixColour = new JRadioButtonMenuItem();
 
-  JMenuItem helixColour = new JMenuItem();
+  protected JRadioButtonMenuItem turnColour = new JRadioButtonMenuItem();
 
-  JMenuItem turnColour = new JMenuItem();
+  protected JRadioButtonMenuItem buriedColour = new JRadioButtonMenuItem();
 
-  JMenuItem buriedColour = new JMenuItem();
+  protected JRadioButtonMenuItem userColour = new JRadioButtonMenuItem();
 
-  JMenuItem userColour = new JMenuItem();
+  protected ButtonGroup colourButtons = new ButtonGroup();
 
   JMenu helpMenu = new JMenu();