Method cancelDrag

src/gridstack.ts:2381–2394

@internal call when drag (and drop) needs to be cancelled (Esc key)

()

  /** @internal call when drag (and drop) needs to be cancelled (Esc key) */
  public cancelDrag() {
    const n = this._placeholder?.gridstackNode;
    if (!n) return;
    if (n._isExternal) {
      // remove any newly inserted nodes (from outside)
      n._isAboutToRemove = true;
      this.engine.removeNode(n);
    } else if (n._isAboutToRemove) {
      // restore any temp removed (dragged over trash)
      GridStack._itemRemoving(n.el, false);
    }

    this.engine.restoreInitial();
  }

  /** @internal removes any drag&drop present (called during destroy) */
  protected _removeDD(el: DDElementHost): GridStack {