Method updateDropSlotPreview

src/bases/TaskListView.ts:1122–1136

(slot: TaskListInsertionSlot)

	}

	private updateDropSlotPreview(slot: TaskListInsertionSlot): void {
		const { element, position } = slot;
		if (element === this.currentDropSlotElement && position === this.currentDropSlotPosition) {
			return;
		}

		this.clearDropIndicators();
		element.classList.add(
			position === "before"
				? "task-list-view__drop-slot-before"
				: "task-list-view__drop-slot-after"
		);
		this.currentDropSlotElement = element;
		this.currentDropSlotPosition = position;
	}

	private updateResolvedInsertionSlot(clientY: number): boolean {
		const insertionSlot = this.resolveClosestInsertionSlot(clientY);