Fix splitpanes on Windows

OpticalSignalingCommsToolbox/src/main/java/edu/nps/moves/qrtda/swing/QRTdaGuiPanel.form

@@ -217,7 +217,7 @@
                 </Container>
                 <Container class="javax.swing.JSplitPane" name="sourceContentSplit">
                   <Properties>
-                    <Property name="dividerLocation" type="int" value="100"/>
+                    <Property name="dividerLocation" type="int" value="500"/>
                     <Property name="orientation" type="int" value="0"/>
                   </Properties>
                   <Constraints>

OpticalSignalingCommsToolbox/src/main/java/edu/nps/moves/qrtda/swing/QRTdaGuiPanel.java

@@ -82,9 +82,9 @@ public class QRTdaGuiPanel extends JPanel implements ReadyListener
   
   private void setupSplitListeners()
   {
-    ElementListSplit.addPropertyChangeListener(JSplitPane.DIVIDER_LOCATION_PROPERTY, splitListener);
     TBSplit.addPropertyChangeListener(JSplitPane.DIVIDER_LOCATION_PROPERTY, splitListener);
     LRSplit.addPropertyChangeListener(JSplitPane.DIVIDER_LOCATION_PROPERTY, splitListener);
+    ElementListSplit.addPropertyChangeListener(JSplitPane.DIVIDER_LOCATION_PROPERTY, splitListener);
     sourceContentSplit.addPropertyChangeListener(JSplitPane.DIVIDER_LOCATION_PROPERTY, splitListener);  
   }
   
@@ -157,28 +157,25 @@ public class QRTdaGuiPanel extends JPanel implements ReadyListener
     LRDIVIDERLOCATION_PREF = _LRDIVIDERLOCATION_PREF + stream;
     ELEMENTDIVIDERLOCATION_PREF = _ELEMENTDIVIDERLOCATION_PREF + stream;
     SRCCONTENTDIVIDERLOCATION_PREF = _SRCCONTENTDIVIDERLOCATION_PREF + stream;
+    
+    /*
+       This screwy invocation is required to make the splitpane settings work on Windows.  Apparently
+       the gui event thread runs differently than on Mac, and setting one divider without finishing out the
+       last is a problem.
+    */
     new Thread(new Runnable() {
       @Override
       public void run() {
-        try{Thread.sleep(1000l);}catch(InterruptedException ex){}
-        SwingUtilities.invokeLater(new Runnable() {
-          @Override
-          public void run()
-          {
-              ElementListSplit.setDividerLocation(Integer.parseInt(QRPreferences.getInstance().get(ELEMENTDIVIDERLOCATION_PREF, "-1")));
-            sourceContentSplit.setDividerLocation(Integer.parseInt(QRPreferences.getInstance().get(SRCCONTENTDIVIDERLOCATION_PREF, "-1")));
-                       TBSplit.setDividerLocation(Integer.parseInt(QRPreferences.getInstance().get(TBDIVIDERLOCATION_PREF, "-1")));
-                       LRSplit.setDividerLocation(Integer.parseInt(QRPreferences.getInstance().get(LRDIVIDERLOCATION_PREF, "-1")));
-          }
-        });
-        try{Thread.sleep(1000l);}catch(InterruptedException ex){}
-        SwingUtilities.invokeLater(new Runnable() {
-          @Override
-          public void run()
-          {
-             setupSplitListeners();
-          }
-        }); 
+        try {
+          SwingUtilities.invokeAndWait(()->TBSplit.setDividerLocation(Integer.parseInt(QRPreferences.getInstance().get(TBDIVIDERLOCATION_PREF, "-1"))));
+          SwingUtilities.invokeAndWait(()->LRSplit.setDividerLocation(Integer.parseInt(QRPreferences.getInstance().get(LRDIVIDERLOCATION_PREF, "-1"))));
+          SwingUtilities.invokeAndWait(()->ElementListSplit.setDividerLocation(Integer.parseInt(QRPreferences.getInstance().get(ELEMENTDIVIDERLOCATION_PREF, "-1"))));
+          SwingUtilities.invokeAndWait(()->sourceContentSplit.setDividerLocation(Integer.parseInt(QRPreferences.getInstance().get(SRCCONTENTDIVIDERLOCATION_PREF, "-1"))));
+        }
+        catch(InterruptedException | InvocationTargetException ex) {
+            System.out.println("Error setting splitter dividers");
+        }
+        SwingUtilities.invokeLater(()->setupSplitListeners());
       }
     }).start();
   }
@@ -481,7 +478,7 @@ public class QRTdaGuiPanel extends JPanel implements ReadyListener
 
         LRSplit.setLeftComponent(leftPanel);
 
-        sourceContentSplit.setDividerLocation(100);
+        sourceContentSplit.setDividerLocation(500);
         sourceContentSplit.setOrientation(javax.swing.JSplitPane.VERTICAL_SPLIT);
 
         SourceTextPan.setLayout(new java.awt.GridBagLayout());