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/**
 * @license
 * Copyright (c) 2016 - 2024 Vaadin Ltd.
 * This program is available under Apache License Version 2.0, available at https://vaadin.com/license/
 */
import { html, PolymerElement } from '@polymer/polymer/polymer-element.js';
import { defineCustomElement } from '@vaadin/component-base/src/define.js';
import { DirMixin } from '@vaadin/component-base/src/dir-mixin.js';
import { ThemableMixin } from '@vaadin/vaadin-themable-mixin/vaadin-themable-mixin.js';
import { GridSorterMixin } from './vaadin-grid-sorter-mixin.js';

/**
 * `` is a helper element for the `` that provides out-of-the-box UI controls,
 * visual feedback, and handlers for sorting the grid data.
 *
 * #### Example:
 * ```html
 * 
 * ```
 * ```js
 * const column = document.querySelector('#column');
 * column.renderer = (root, column, model) => {
 *   let sorter = root.firstElementChild;
 *   if (!sorter) {
 *     sorter = document.createElement('vaadin-grid-sorter');
 *     root.appendChild(sorter);
 *   }
 *   sorter.path = 'name.first';
 * };
 * ```
 *
 * ### Styling
 *
 * The following shadow DOM parts are available for styling:
 *
 * Part name | Description
 * ----------------|----------------
 * `content` | The slotted content wrapper
 * `indicators` | The internal sorter indicators.
 * `order` | The internal sorter order
 *
 * The following state attributes are available for styling:
 *
 * Attribute    | Description | Part name
 * -------------|-------------|------------
 * `direction` | Sort direction of a sorter | :host
 *
 * @fires {CustomEvent} direction-changed - Fired when the `direction` property changes.
 * @fires {CustomEvent} sorter-changed - Fired when the `path` or `direction` property changes.
 *
 * @customElement
 * @extends HTMLElement
 * @mixes GridSorterMixin
 * @mixes ThemableMixin
 * @mixes DirMixin
 */
class GridSorter extends GridSorterMixin(ThemableMixin(DirMixin(PolymerElement))) {
  static get template() {
    return html`
      
        
      
      
        [[_getDisplayOrder(_order)]]
      
    `;
  }

  static get is() {
    return 'vaadin-grid-sorter';
  }
}

defineCustomElement(GridSorter);

export { GridSorter };