From 740139cb7b40ac8573843b8fefb1616078f6f438 Mon Sep 17 00:00:00 2001
From: 2xsaiko
Date: Mon, 25 May 2020 16:48:26 +0200
Subject: Fix search dialog hanging for a short time sometimes (#250)

---
 .../java/cuchaz/enigma/gui/util/AbstractListCellRenderer.java  | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/main/java/cuchaz/enigma/gui/util/AbstractListCellRenderer.java b/src/main/java/cuchaz/enigma/gui/util/AbstractListCellRenderer.java
index e071fe1c..612e3e92 100644
--- a/src/main/java/cuchaz/enigma/gui/util/AbstractListCellRenderer.java
+++ b/src/main/java/cuchaz/enigma/gui/util/AbstractListCellRenderer.java
@@ -10,16 +10,18 @@ public abstract class AbstractListCellRenderer<E> extends JPanel implements List
 
 	private static final Border NO_FOCUS_BORDER = BorderFactory.createEmptyBorder(1, 1, 1, 1);
 
+	private Border noFocusBorder;
+
 	public AbstractListCellRenderer() {
 		setBorder(getNoFocusBorder());
 	}
 
 	protected Border getNoFocusBorder() {
-		Border border = UIManager.getLookAndFeel().getDefaults().getBorder("List.List.cellNoFocusBorder");
-		if (border == null) {
-			return NO_FOCUS_BORDER;
+		if (noFocusBorder == null) {
+			Border border = UIManager.getLookAndFeel().getDefaults().getBorder("List.List.cellNoFocusBorder");
+			noFocusBorder = border != null ? border : NO_FOCUS_BORDER;
 		}
-		return border;
+		return noFocusBorder;
 	}
 
 	protected Border getBorder(boolean isSelected, boolean cellHasFocus) {
-- 
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