polygerrit-ui/app/elements/plugins/gr-theme-api/gr-custom-plugin-header.js

/**
 * @license
 * Copyright (C) 2017 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 {PolymerElement} from '@polymer/polymer/polymer-element.js';
import {html} from '@polymer/polymer/lib/utils/html-tag.js';

class CustomPluginHeader extends PolymerElement {
  static get is() {
    return 'gr-custom-plugin-header';
  }

  static get properties() {
    return {
      logoUrl: String,
      title: String,
    };
  }

  static get template() {
    return html`
    <style>
      img {
        width: 1em;
        height: 1em;
        vertical-align: middle;
      }
      .title {
        margin-left: var(--spacing-xs);
      }
    </style>
    <span>
      <img src="[[logoUrl]]" hidden\$="[[!logoUrl]]">
      <span class="title">[[title]]</span>
    </span>
`;
  }
}

customElements.define(CustomPluginHeader.is, CustomPluginHeader);