JAL-3253 AlignmentPanel opaque white may provide white earlier?

diff --git a/src/jalview/gui/AlignmentPanel.java b/src/jalview/gui/AlignmentPanel.java
index f828034..fa30e09 100644 (file)
--- a/src/jalview/gui/AlignmentPanel.java
+++ b/src/jalview/gui/AlignmentPanel.java
@@ -118,7 +118,8 @@ public class AlignmentPanel extends GAlignmentPanel implements
    */
   public AlignmentPanel(AlignFrame af, final AlignViewport av)
   {
-//     setBackground(Color.white);  // BH 2019
+    setBackground(Color.white); // BH 2019
+    setOpaque(true);
     alignFrame = af;
     this.av = av;
     setSeqPanel(new SeqPanel(av, this));