From: Tim Düsterhus <duesterhus@woltlab.com>
Date: Wed, 3 Jun 2020 16:18:33 +0000 (+0200)
Subject: Allow specifying a dedicated overflow container in WoltLabSuite/Core/Bbcode/Collapsible
X-Git-Tag: 5.3.0_Alpha_1~224^2~2
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=351976614ad03bdfa96de1288eb6dd15b637dc5d;p=GitHub%2FWoltLab%2FWCF.git

Allow specifying a dedicated overflow container in WoltLabSuite/Core/Bbcode/Collapsible
---

diff --git a/wcfsetup/install/files/js/WoltLabSuite/Core/Bbcode/Collapsible.js b/wcfsetup/install/files/js/WoltLabSuite/Core/Bbcode/Collapsible.js
index 7f6416ce7f..a691f67a7d 100644
--- a/wcfsetup/install/files/js/WoltLabSuite/Core/Bbcode/Collapsible.js
+++ b/wcfsetup/install/files/js/WoltLabSuite/Core/Bbcode/Collapsible.js
@@ -16,7 +16,7 @@ define([], function() {
 	 */
 	return {
 		observe: function() {
-			var container, toggleButtons;
+			var container, toggleButtons, overflowContainer;
 			while (_containers.length) {
 				container = _containers[0];
 				
@@ -28,6 +28,7 @@ define([], function() {
 						toggleButtons.push(button);
 					}
 				});
+				overflowContainer = elBySel('.collapsibleBbcodeOverflow', container) || container;
 				
 				if (toggleButtons.length > 0) {
 					(function (container, toggleButtons) {
@@ -74,10 +75,10 @@ define([], function() {
 						});
 						
 						// expand boxes that are initially scrolled
-						if (container.scrollTop !== 0) {
+						if (overflowContainer.scrollTop !== 0) {
 							toggle();
 						}
-						container.addEventListener('scroll', function () {
+						overflowContainer.addEventListener('scroll', function () {
 							if (container.classList.contains('collapsed')) {
 								toggle();
 							}