From: Alexander Ebert <ebert@woltlab.com>
Date: Wed, 13 Sep 2017 10:44:23 +0000 (+0200)
Subject: Using `deltaY` instead of `wheelDelta`
X-Git-Tag: 3.1.0_Alpha_4~8^2~6
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=49273e633869740e017857921b66c8593b5977b7;p=GitHub%2FWoltLab%2FWCF.git

Using `deltaY` instead of `wheelDelta`
---

diff --git a/wcfsetup/install/files/js/WoltLabSuite/Core/Ui/Dialog.js b/wcfsetup/install/files/js/WoltLabSuite/Core/Ui/Dialog.js
index a8eeeda0ba..a14e54da84 100644
--- a/wcfsetup/install/files/js/WoltLabSuite/Core/Ui/Dialog.js
+++ b/wcfsetup/install/files/js/WoltLabSuite/Core/Ui/Dialog.js
@@ -341,11 +341,11 @@ define(
 			dialog.appendChild(contentContainer);
 			
 			contentContainer.addEventListener('wheel', function (event) {
-				// positive value: scrolling up
-				if (event.wheelDelta > 0 && contentContainer.scrollTop === 0) {
+				// negative value: scrolling up
+				if (event.deltaY < 0 && contentContainer.scrollTop === 0) {
 					event.preventDefault();
 				}
-				else if (event.wheelDelta < 0 && (contentContainer.scrollTop + contentContainer.clientHeight === contentContainer.scrollHeight)) {
+				else if (event.deltaY > 0 && (contentContainer.scrollTop + contentContainer.clientHeight === contentContainer.scrollHeight)) {
 					event.preventDefault();
 				}
 			});
diff --git a/wcfsetup/install/files/js/WoltLabSuite/Core/Ui/Dropdown/Simple.js b/wcfsetup/install/files/js/WoltLabSuite/Core/Ui/Dropdown/Simple.js
index 088426aca7..b2331016ad 100644
--- a/wcfsetup/install/files/js/WoltLabSuite/Core/Ui/Dropdown/Simple.js
+++ b/wcfsetup/install/files/js/WoltLabSuite/Core/Ui/Dropdown/Simple.js
@@ -104,11 +104,11 @@ define(
 						if (menuHeight === null) menuHeight = menu.clientHeight;
 						if (menuRealHeight === null) menuRealHeight = menu.scrollHeight;
 						
-						// positive value: scrolling up
-						if (event.wheelDelta > 0 && menu.scrollTop === 0) {
+						// negative value: scrolling up
+						if (event.deltaY < 0 && menu.scrollTop === 0) {
 							event.preventDefault();
 						}
-						else if (event.wheelDelta < 0 && (menu.scrollTop + menuHeight === menuRealHeight)) {
+						else if (event.deltaY > 0 && (menu.scrollTop + menuHeight === menuRealHeight)) {
 							event.preventDefault();
 						}
 					});