harmony 鸿蒙StartAbilityParameter

2022-12-22
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StartAbilityParameter

The StartAbilityParameter module defines the parameters for starting an ability. The parameters can be used as input parameters in startAbility to start the specified ability.

NOTE

The initial APIs of this module are supported since API version 6. 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 FA model.

Modules to Import

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

Attributes

System capability: SystemCapability.Ability.AbilityRuntime.FAModel

Name	Type	Mandatory	Description
want	Want	Yes	Want information about the target ability.
abilityStartSetting	{[key: string]: any}	No	Special attribute of the target ability. This attribute can be passed in the call.

Example

import ability from '@ohos.ability.ability';
import featureAbility from '@ohos.ability.featureAbility';
import Want from '@ohos.app.ability.Want';

let want: Want = {
    bundleName: 'com.example.abilityStartSettingApp2',
    abilityName: 'com.example.abilityStartSettingApp.EntryAbility',
};

let startAbilityParameter: ability.StartAbilityParameter = {
    want : want,
    abilityStartSetting : {
        abilityBounds : [100,200,300,400],
        windowMode :
        featureAbility.AbilityWindowConfiguration.WINDOW_MODE_UNDEFINED,
        displayId : 1,
    }
};

try {
    featureAbility.startAbility(startAbilityParameter, (error, data) => {
        if (error && error.code !== 0) {
            console.error(`startAbility fail, error: ${JSON.stringify(error)}`);
        } else {
            console.log(`startAbility success, data: ${JSON.stringify(data)}`);
        }
    });
} catch(error) {
    console.error(`startAbility error: ${JSON.stringify(error)}`);
}