harmony 鸿蒙@ohos.app.ability.StartOptions (StartOptions)

2022-12-22
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@ohos.app.ability.StartOptions (StartOptions)

StartOptions is used as an input parameter of startAbility() to specify the window mode of an ability.

NOTE

The initial APIs of this module are supported since API version 9. Newly added APIs will be marked with a superscript to indicate their earliest API version. The APIs of this module can be used only in the stage model.

Modules to Import

import StartOptions from '@ohos.app.ability.StartOptions';

Attributes

System capability: SystemCapability.Ability.AbilityRuntime.Core

Name	Type	Mandatory	Description
windowMode	number	No	Window mode. System API: This is a system API and cannot be called by third-party applications.
displayId	number	No	Display ID. The default value is 0, indicating the current display.

Example

  import missionManager from '@ohos.app.ability.missionManager';
  import StartOptions from '@ohos.app.ability.StartOptions';
  import { BusinessError } from '@ohos.base';

  try {
    missionManager.getMissionInfos('', 10, (error, missions) => {
      if (error) {
          console.error(`getMissionInfos failed, error.code: ${JSON.stringify(error.code)}, error.message: ${JSON.stringify(error.message)}`);
          return;
      }
      console.log(`size = ${missions.length}`);
      console.log(`missions = ${JSON.stringify(missions)}`);
      let id = missions[0].missionId;

      let startOptions: StartOptions = {
          windowMode : 101,
          displayId: 0
      };
      missionManager.moveMissionToFront(id, startOptions).then(() => {
  	    console.log('moveMissionToFront is called');
      });
    });
  } catch (paramError) {
    let code = (paramError as BusinessError).code;
    let message = (paramError as BusinessError).message;
    console.error(`error: ${code}, ${message}`);
  }