From 4e52a35a75a7ce847572ea90b3ec6ffdd6844394 Mon Sep 17 00:00:00 2001
From: Daniel Heid <mail@daniel-heid.de>
Date: Thu, 16 Mar 2023 11:35:37 +0100
Subject: [PATCH] #26 Prevent NPE on resize if component not installed

---
 .../com/bric/colorpicker/colorslider/ColorSliderUI.java     | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/main/java/com/bric/colorpicker/colorslider/ColorSliderUI.java b/src/main/java/com/bric/colorpicker/colorslider/ColorSliderUI.java
index 5b2aa13..e2d659d 100644
--- a/src/main/java/com/bric/colorpicker/colorslider/ColorSliderUI.java
+++ b/src/main/java/com/bric/colorpicker/colorslider/ColorSliderUI.java
@@ -204,8 +204,10 @@ private class ResizeListener extends ComponentAdapter {
 
         @Override
         public void componentResized(ComponentEvent e) {
-            calculateGeometry();
-            slider.repaint();
+            if (focusRect != null) {
+                calculateGeometry();
+                slider.repaint();
+            }
         }
     }