From: Jim Procter <jprocter@issues.jalview.org>
Date: Wed, 3 May 2017 16:48:11 +0000 (+0100)
Subject: JAL-2393 JAL-2416 refresh the score model menu when updating gui enabled/disabled... 
X-Git-Tag: Release_2_10_2~3^2~105^2~2^2
X-Git-Url: http://source.jalview.org/gitweb/?p=jalview.git;a=commitdiff_plain;h=2a35abbd49049cce7f7bb1abb0543e444e72485c

JAL-2393 JAL-2416 refresh the score model menu when updating gui enabled/disabled settings
---

diff --git a/src/jalview/gui/CalculationChooser.java b/src/jalview/gui/CalculationChooser.java
index fe6336e..05f1fba 100644
--- a/src/jalview/gui/CalculationChooser.java
+++ b/src/jalview/gui/CalculationChooser.java
@@ -47,6 +47,7 @@ import java.util.List;
 
 import javax.swing.BorderFactory;
 import javax.swing.ButtonGroup;
+import javax.swing.DefaultComboBoxModel;
 import javax.swing.JButton;
 import javax.swing.JCheckBox;
 import javax.swing.JComboBox;
@@ -300,6 +301,7 @@ public class CalculationChooser extends JPanel
     {
       ok.setEnabled(false);
     }
+    updateScoreModels(comboBox, tips);
   }
 
   /**
@@ -340,6 +342,13 @@ public class CalculationChooser extends JPanel
     }
     return false;
   }
+
+  final JComboBox<String> comboBox = new JComboBox<String>();
+
+  final ComboBoxTooltipRenderer renderer = new ComboBoxTooltipRenderer();
+
+  List<String> tips = new ArrayList<String>();
+
   /**
    * A rather elaborate helper method (blame Swing, not me) that builds a
    * drop-down list of score models (by name) with descriptions as tooltips.
@@ -348,17 +357,14 @@ public class CalculationChooser extends JPanel
    */
   protected JComboBox<String> buildModelOptionsList()
   {
-    final JComboBox<String> comboBox = new JComboBox<String>();
-    ComboBoxTooltipRenderer renderer = new ComboBoxTooltipRenderer();
     comboBox.setRenderer(renderer);
-    final List<String> tips = new ArrayList<String>();
 
     /*
      * show tooltip on mouse over the combobox
      * note the listener has to be on the components that make up
      * the combobox, doesn't work if just on the combobox
      */
-    MouseAdapter mouseListener = new MouseAdapter()
+    final MouseAdapter mouseListener = new MouseAdapter()
     {
       @Override
       public void mouseEntered(MouseEvent e)
@@ -377,17 +383,39 @@ public class CalculationChooser extends JPanel
       c.addMouseListener(mouseListener);
     }
 
+    updateScoreModels(comboBox, tips);
+
+    /*
+     * set the list of tooltips on the combobox's renderer
+     */
+    renderer.setTooltips(tips);
+
+    return comboBox;
+  }
+
+  private void updateScoreModels(JComboBox comboBox, List<String> tips)
+  {
+    Object curSel = comboBox.getSelectedItem();
+    tips.clear();
+    DefaultComboBoxModel model = new DefaultComboBoxModel();
+
     /*
      * now we can actually add entries to the combobox,
      * remembering their descriptions for tooltips
      */
     ScoreModels scoreModels = ScoreModels.getInstance();
+    boolean selectedIsPresent = false;
     for (ScoreModelI sm : scoreModels.getModels())
     {
       boolean nucleotide = af.getViewport().getAlignment().isNucleotide();
       if (sm.isDNA() && nucleotide || sm.isProtein() && !nucleotide)
       {
-        comboBox.addItem(sm.getName());
+        if (curSel != null && sm.getName().equals(curSel))
+        {
+          selectedIsPresent = true;
+          curSel = sm.getName();
+        }
+        model.addElement(sm.getName());
 
         /*
          * tooltip is description if provided, else text lookup with
@@ -401,14 +429,13 @@ public class CalculationChooser extends JPanel
         }
         tips.add(tooltip);
       }
-
-      /*
-       * set the list of tooltips on the combobox's renderer
-       */
-      renderer.setTooltips(tips);
     }
-
-    return comboBox;
+    if (selectedIsPresent)
+    {
+      model.setSelectedItem(curSel);
+    }
+    // finally, update the model
+    comboBox.setModel(model);
   }
 
   /**