chat: fixed embedded scroll item disability
Fixes
@@ -244,7 +244,17 @@ export default class VirtualScroller extends PureComponent<VirtualScrollerProps,
element.addEventListener('wheel', (event) => {
event.preventDefault();
const normalized = normalizeWheel(event);
+ if (
+ (event.target.scrollHeight > event.target.clientHeight && event.target.clientHeight > 0) // If we're scrolling something with a scrollbar
+ && (
+ (event.target.scrollTop > 0 && event.deltaY < 0) // Either we're not at the top and scrolling up
+ || (event.target.scrollTop < event.target.scrollHeight - event.target.clientHeight && event.deltaY > 0) // Or we're not at the bottom and scrolling down
+ )
+ ) {
+ event.target.scrollBy(0, normalized.pixelY);
+ } else {
element.scrollBy(0, normalized.pixelY * -1);
+ }
return false;
}, { passive: false });
window.addEventListener('keydown', this.invertedKeyHandler, { passive: false });
