Merge pull request Sofie-Automation#1481 from bbc/upstream/fix-eventlistener-in-segmenttimeline

Author: jstarpl

packages/webui/package.json

@@ -38,7 +38,7 @@
 		"@fortawesome/fontawesome-svg-core": "^6.7.2",
 		"@fortawesome/free-solid-svg-icons": "^6.7.2",
 		"@fortawesome/react-fontawesome": "^0.2.2",
-		"@jstarpl/react-contextmenu": "^2.15.0",
+		"@jstarpl/react-contextmenu": "^2.15.1",
 		"@nrk/core-icons": "^9.6.0",
 		"@popperjs/core": "^2.11.8",
 		"@sofie-automation/blueprints-integration": "1.53.0-in-development",

packages/webui/src/client/ui/SegmentTimeline/SegmentTimeline.tsx

@@ -290,6 +290,9 @@ export class SegmentTimelineClass extends React.Component<Translated<WithTiming<
 	componentWillUnmount(): void {
 		super.componentWillUnmount?.()
 		clearTimeout(this.highlightTimeout)
+		if (this.segmentBlock) {
+			this.segmentBlock.removeEventListener('wheel', this.onTimelineWheel, { capture: true })
+		}
 
 		RundownViewEventBus.off(RundownViewEvents.HIGHLIGHT, this.onHighlight)
 		RundownViewEventBus.off(RundownViewEvents.SEGMENT_ZOOM_ON, this.onRundownEventSegmentZoomOn)