From 8cb7e272569e17e7e5ee425cfabd824bb905d756 Mon Sep 17 00:00:00 2001
From: uhensler <urs.hensler@frentix.com>
Date: Fri, 6 Mar 2020 10:32:06 +0100
Subject: [PATCH] OO-4315: Disable previous/next buttons if appropriate
---
.../java/org/olat/course/run/RunMainController.java | 11 ++++++++---
1 file changed, 8 insertions(+), 3 deletions(-)
diff --git a/src/main/java/org/olat/course/run/RunMainController.java b/src/main/java/org/olat/course/run/RunMainController.java
index f19c6a4cdbb..837e7425aea 100644
--- a/src/main/java/org/olat/course/run/RunMainController.java
+++ b/src/main/java/org/olat/course/run/RunMainController.java
@@ -397,7 +397,7 @@ public class RunMainController extends MainLayoutBasicController implements Gene
}
protected void updateNextPrevious() {
- if(nextLink == null || previousLink == null || luTree == null) {
+ if (luTree == null) {
return;
}
@@ -413,8 +413,13 @@ public class RunMainController extends MainLayoutBasicController implements Gene
hasPrevious = index > 0;
hasNext = index >= 0 && index+1 < flatTree.size();
}
- previousLink.setEnabled(hasPrevious);
- nextLink.setEnabled(hasNext);
+
+ if (previousLink != null) {
+ previousLink.setEnabled(hasPrevious);
+ }
+ if (nextLink != null) {
+ nextLink.setEnabled(hasNext);
+ }
if (paginationCtrl != null) {
paginationCtrl.updateNextPreviousUI(hasPrevious, hasNext);
}
--
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