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// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

/**
 * @fileoverview 'settings-search-engines-list' is a component for showing a
 * list of search engines.
 */
Polymer({
  is: 'settings-search-engines-list',

  properties: {
    /** @type {!Array<!SearchEngine>} */
    engines: Array,

    /**
     * The scroll target that this list should use.
     * @type {?HTMLElement}
     */
    scrollTarget: {
      type: Element,
      value: null,  // Required to populate class.
    },

    /** Used to fix scrolling glitch when list is not top most element. */
    scrollOffset: Number,

    /** @private {Object}*/
    lastFocused_: Object,
  },

  /**
   * Fix height of list if no scrollTarget is present.
   * @return {string}
   */
  getHeightClass: function() {
    return this.scrollTarget ? '' : 'fixed-height-container';
  },

  /**
   * Only scroll when no target is set.
   * @return {boolean}
   */
  isScrollable: function() {
    return !this.scrollTarget;
  },
});