Method triggerEvent

src/gridstack.ts:2976–2983

call given event callback on our main top-most grid (if we're nested)

(event: Event, target: GridItemHTMLElement)

  /** call given event callback on our main top-most grid (if we're nested) */
  protected triggerEvent(event: Event, target: GridItemHTMLElement) {
    // eslint-disable-next-line @typescript-eslint/no-this-alias
    let grid: GridStack = this;
    while (grid.parentGridNode) grid = grid.parentGridNode.grid;
    if (grid._gsEventHandler[event.type]) {
      grid._gsEventHandler[event.type](event, target);
    }
  }

  /** @internal called when item leaving our area by either cursor dropout event
   * or shape is outside our boundaries. remove it from us, and mark temporary if this was