in src/state/panel/panelActionDispatcher.ts [27:35]
function getPanelElement(dragHandleElement: HTMLElement): HTMLElement | undefined {
let currentTarget = dragHandleElement;
while (!getPanelAttributeAsBoolean(currentTarget) && currentTarget.parentElement) {
currentTarget = currentTarget.parentElement;
}
return getPanelAttributeAsBoolean(currentTarget) && currentTarget || undefined;
}