1/* 2 * Copyright (c) 2025 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15// [Start devs_load_page_fragments_for_quick_loading] 16import { webview } from '@kit.ArkWeb'; 17import { BusinessError } from '@kit.BasicServicesKit'; 18 19@Entry 20@Component 21struct WebComponent { 22 controller: webview.WebviewController = new webview.WebviewController(); 23 24 build() { 25 Column() { 26 Button('loadData') 27 .onClick(() => { 28 try { 29 // 点击按钮时，通过loadData，加载HTML格式的文本数据 30 this.controller.loadData( 31 '<html><body bgcolor=\'white\'>Source:<pre>source</pre></body></html>', 32 'text/html', 33 'UTF-8' 34 ); 35 } catch (error) { 36 console.error(`ErrorCode: ${(error as BusinessError).code}, Message: ${(error as BusinessError).message}`); 37 } 38 }) 39 // 组件创建时，加载www.example.com 40 Web({ src: 'www.example.com', controller: this.controller }) 41 } 42 } 43} 44// [End devs_load_page_fragments_for_quick_loading]