html5/render/browser/extend/api/meta.js

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.
 */
'use strict'

const metaModule = {

  /**
   * setViewport
   * @param {object} config
   *        - width: number | 'device-width'
   */
  setViewport: function (config) {
    document.querySelector('meta[name=viewport]').setAttribute('content', `width=${config.width}, user-scalable=no`)
  }
}

const meta = {
  meta: [{
    name: 'setViewport',
    args: ['object']
  }]
}

export default {
  init: function (Weex) {
    Weex.registerApiModule('meta', metaModule, meta)
  }
}