From eeeb986502f7289b43cb5059d04b1a1bd1916b26 Mon Sep 17 00:00:00 2001
From: johni0702 <me@johni0702.de>
Date: Sat, 14 Nov 2015 14:11:09 +0100
Subject: [PATCH] Fix NPE in text field if no text-change-listener is set

---
 .../johni0702/minecraft/gui/element/AbstractGuiTextField.java | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/main/java/de/johni0702/minecraft/gui/element/AbstractGuiTextField.java b/src/main/java/de/johni0702/minecraft/gui/element/AbstractGuiTextField.java
index 359e4dd3..e803e7e4 100644
--- a/src/main/java/de/johni0702/minecraft/gui/element/AbstractGuiTextField.java
+++ b/src/main/java/de/johni0702/minecraft/gui/element/AbstractGuiTextField.java
@@ -121,7 +121,9 @@ public abstract class AbstractGuiTextField<T extends AbstractGuiTextField<T>>
         wrapped.textboxKeyTyped(keyChar, keyCode);
         String after = wrapped.getText();
         if (!before.equals(after)) {
-            textChanged.run();
+            if (textChanged != null) {
+                textChanged.run();
+            }
         }
         return true;
     }