From 0e3bfc0bd66383f0e1fef8929ccaeedc35c14297 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jindra=20Pet=C5=99=C3=ADk?= <jindra.petrik@gmail.com>
Date: Sun, 21 Feb 2021 19:05:27 +0100
Subject: [PATCH] hex view - listener is null checks

---
 src/com/jpexs/decompiler/flash/gui/hexview/HexView.java | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/com/jpexs/decompiler/flash/gui/hexview/HexView.java b/src/com/jpexs/decompiler/flash/gui/hexview/HexView.java
index b516999b8..aa605308b 100644
--- a/src/com/jpexs/decompiler/flash/gui/hexview/HexView.java
+++ b/src/com/jpexs/decompiler/flash/gui/hexview/HexView.java
@@ -293,14 +293,18 @@ public class HexView extends JTable {
             byteNum = data.length - 1;
         }
         scrollToByte(byteNum);
-        listener.byteValueChanged((int) byteNum, data[(int) byteNum]);
+        if (listener != null) {
+            listener.byteValueChanged((int) byteNum, data[(int) byteNum]);
+        }
     }
 
     public void selectBytes(long byteNum, int length) {
         selectionStart = (int) byteNum;
         selectionEnd = (int) (byteNum + length - 1);
         scrollToByte(new long[]{byteNum}, new long[]{byteNum + length - 1});
-        listener.byteValueChanged((int) byteNum, getData()[(int) byteNum]);
+        if (listener != null) {
+            listener.byteValueChanged((int) byteNum, getData()[(int) byteNum]);
+        }
         getModel().fireTableDataChanged();
     }