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-rw-r--r--ext/mixed/js/display.js18
1 files changed, 5 insertions, 13 deletions
diff --git a/ext/mixed/js/display.js b/ext/mixed/js/display.js
index eb40a5df..dc64dbea 100644
--- a/ext/mixed/js/display.js
+++ b/ext/mixed/js/display.js
@@ -161,20 +161,12 @@ class Display {
}
onWheel(e) {
- const handler = () => {
- if (e.altKey) {
- if (e.deltaY < 0) { // scroll up
- this.entryScrollIntoView(this.index - 1, null, true);
- return true;
- } else if (e.deltaY > 0) { // scroll down
- this.entryScrollIntoView(this.index + 1, null, true);
- return true;
- }
+ if (e.altKey) {
+ const delta = e.deltaY;
+ if (delta !== 0) {
+ this.entryScrollIntoView(this.index + (delta > 0 ? 1 : -1), null, true);
+ e.preventDefault();
}
- };
-
- if (handler()) {
- e.preventDefault();
}
}