JAL-3253-applet minor fix to reduce number of times cell renderer is

fired.

diff --git a/src/jalview/gui/ComboBoxTooltipRenderer.java b/src/jalview/gui/ComboBoxTooltipRenderer.java
index 684f965..a601ed6 100644 (file)
--- a/src/jalview/gui/ComboBoxTooltipRenderer.java
+++ b/src/jalview/gui/ComboBoxTooltipRenderer.java
@@ -48,7 +48,8 @@ public class ComboBoxTooltipRenderer extends DefaultListCellRenderer
     JComponent comp = (JComponent) super.getListCellRendererComponent(list,
             value, index, isSelected, cellHasFocus);
 
-    if (-1 < index && null != value && null != tooltips)
+    // BH 2019.07.07 restricting this to mouse moves over the selected target
+    if (isSelected && -1 < index && null != value && null != tooltips)
     {
       list.setToolTipText(tooltips.get(index));
     }