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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
16// [Start worker_receive_child_thread_message]
17import { worker } from '@kit.ArkTS';
18import resource from '../util/resource';
19
20const workerInstance: worker.ThreadWorker = new worker.ThreadWorker('entry/ets/workers/Worker.ets');
21
22@Entry
23@Component
24struct Index {
25  @State message: string = 'Listener task';
26
27  build() {
28    Column() {
29      Text(this.message)
30        .id('HelloWorld')
31        .fontSize(50)
32        .fontWeight(FontWeight.Bold)
33        .onClick(() => {
34          workerInstance.postMessage({ type: 'End' });
35          workerInstance.onmessage = (event) => {
36            console.info(resource.resourceToString($r('app.string.Information')), event.data);
37          }
38          // 10秒后停止worker
39          setTimeout(() => {
40            workerInstance.postMessage({ type: 'stop' });
41          }, 10000);
42          this.message = 'success';
43        })
44    }
45    .height('100%')
46    .width('100%')
47  }
48}
49// [End worker_receive_child_thread_message]