1# @ohos.app.appstartup.StartupConfig (Startup Task Configuration) 2<!--Kit: Ability Kit--> 3<!--Subsystem: Ability--> 4<!--Owner: @yzkp--> 5<!--Designer: @yzkp--> 6<!--Tester: @lixueqing513--> 7<!--Adviser: @huipeizi--> 8 9The module provides APIs for startup task configuration. 10 11> **NOTE** 12> 13> The initial APIs of this module are supported since API version 12. Newly added APIs will be marked with a superscript to indicate their earliest API version. 14> 15> The APIs of this module can be used only in the stage model. 16 17## Modules to Import 18 19```js 20import { StartupConfig } from '@kit.AbilityKit'; 21``` 22 23## StartupConfig 24 25**System capability**: SystemCapability.Ability.AppStartup 26 27| Name| Type| Read Only| Optional| Description| 28| -------- | -------- | -------- | -------- | -------- | 29| timeoutMs | number | No| Yes| Timeout for executing all startup tasks, measured in ms. The default value is 10000 ms.| 30| startupListener | [StartupListener](./js-apis-app-appstartup-startupListener.md) | No| Yes| AppStartup listener, which is called when all the startup tasks are complete.| 31 32**Example** 33 34```ts 35import { StartupConfig, StartupConfigEntry, StartupListener } from '@kit.AbilityKit'; 36import { BusinessError } from '@kit.BasicServicesKit'; 37import { hilog } from '@kit.PerformanceAnalysisKit'; 38 39export default class MyStartupConfigEntry extends StartupConfigEntry { 40 onConfig() { 41 hilog.info(0x0000, 'testTag', `onConfig`); 42 let onCompletedCallback = (error: BusinessError<void>) => { 43 hilog.info(0x0000, 'testTag', `onCompletedCallback`); 44 if (error) { 45 hilog.error(0x0000, 'testTag', 'onCompletedCallback: %{public}d, message: %{public}s', error.code, 46 error.message); 47 } else { 48 hilog.info(0x0000, 'testTag', `onCompletedCallback: success.`); 49 } 50 }; 51 let startupListener: StartupListener = { 52 'onCompleted': onCompletedCallback 53 }; 54 let config: StartupConfig = { 55 'timeoutMs': 10000, 56 'startupListener': startupListener 57 }; 58 return config; 59 } 60} 61``` 62