polygerrit-ui/app/elements/shared/gr-linked-chip/gr-linked-chip.js

/**
 * @license
 * Copyright (C) 2016 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import '../gr-button/gr-button.js';
import '../gr-icons/gr-icons.js';
import '../gr-limited-text/gr-limited-text.js';
import '../../../styles/shared-styles.js';
import {GestureEventListeners} from '@polymer/polymer/lib/mixins/gesture-event-listeners.js';
import {LegacyElementMixin} from '@polymer/polymer/lib/legacy/legacy-element-mixin.js';
import {PolymerElement} from '@polymer/polymer/polymer-element.js';
import {htmlTemplate} from './gr-linked-chip_html.js';

/**
 * @extends PolymerElement
 */
class GrLinkedChip extends GestureEventListeners(
    LegacyElementMixin(PolymerElement)) {
  static get template() { return htmlTemplate; }

  static get is() { return 'gr-linked-chip'; }

  static get properties() {
    return {
      href: String,
      disabled: {
        type: Boolean,
        value: false,
        reflectToAttribute: true,
      },
      removable: {
        type: Boolean,
        value: false,
      },
      text: String,
      transparentBackground: {
        type: Boolean,
        value: false,
      },

      /**  If provided, sets the maximum length of the content. */
      limit: Number,
    };
  }

  _getBackgroundClass(transparent) {
    return transparent ? 'transparentBackground' : '';
  }

  _handleRemoveTap(e) {
    e.preventDefault();
    this.dispatchEvent(new CustomEvent('remove', {
      composed: true, bubbles: true,
    }));
  }
}

customElements.define(GrLinkedChip.is, GrLinkedChip);