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en/application-dev/reference/apis/js-apis-ability-context.md
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# AbilityContext
> ![icon-note.gif](public_sys-resources/icon-note.gif) **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.
# Ability Context
> **NOTE**
> The initial APIs of this module are supported since API version 9. API version 9 is a canary version for trial use. The APIs of this version may be unstable.
Implements the ability context. This module is inherited from **Context**.
# Modules to Import
## Usage
```js
import Ability from '@ohos.application.Ability'
```
## Usage
Before using the **AbilityContext** module, you must define a child class that inherits from **Ability**.
```js
import Ability from '@ohos.application.Ability'
class MainAbility extends Ability {
......@@ -23,243 +22,481 @@ class MainAbility extends Ability {
}
```
## Attributes
**System capability**: SystemCapability.Ability.AbilityRuntime.Core
| Name| Type| Readable| Writable| Description|
| -------- | -------- | -------- | -------- | -------- |
| abilityInfo | AbilityInfo | Yes| No| Ability information.|
| currentHapModuleInfo | HapModuleInfo | Yes| No| Information about the current HAP.|
| Name | Type | Readable | Writable | Description |
| --------------------- | --------------- | ------ | ------- | ----------------------------------- |
| config | Configuration | Yes | No | Configuration. |
| abilityInfo | AbilityInfo | Yes | No | Ability information. |
| currentHapModuleInfo | HapModuleInfo | Yes | No | Information about the current HAP. |
## AbilityContext.startAbility
## startAbility
startAbility(want: Want, callback: AsyncCallback<void>): void
Starts an ability. This API uses a callback to return the result.
Starts an ability. This API uses an asynchronous callback to return the result.
**System capability**: SystemCapability.Ability.AbilityRuntime.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| want | [Want](js-apis-featureAbility.md#Want)| Yes| Information about the **Want** used for starting an ability.|
| callback | AsyncCallback<void> | Yes| Callback used to return the result.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| want | [Want](js-apis-featureAbility.md#Want) | Yes| Information about the **Want** used for starting an ability.|
| callback | AsyncCallback<void> | Yes| Callback used to return the result.|
**Example**
```js
var want = {
```js
var want = {
"deviceId": "",
"bundleName": "com.extreme.test",
"abilityName": "com.extreme.test.MainAbility"
};
this.context.startAbility(want, (error) => {
};
this.context.startAbility(want, (error) => {
console.log("error.code = " + error.code)
})
```
})
```
## AbilityContext.startAbility
## startAbility
startAbility(want: Want, options: StartOptions, callback: AsyncCallback<void>): void
Starts an ability. This API uses a callback to return the result.
Starts an ability with **options** specified. This API uses an asynchronous callback to return the result.
**System capability**: SystemCapability.Ability.AbilityRuntime.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| want | [Want](js-apis-featureAbility.md#Want) | Yes| Information about the **Want** used for starting an ability.|
| options | StartOptions | Yes| Parameters used for starting the ability.|
| callback | AsyncCallback<void> | Yes| Callback used to return the result.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| want | [Want](js-apis-featureAbility.md#Want) | Yes| Information about the **Want** used for starting an ability.|
| options | StartOptions | Yes| Parameters used for starting the ability.|
| callback | AsyncCallback<void> | Yes| Callback used to return the result.|
**Example**
```js
var want = {
```js
var want = {
"deviceId": "",
"bundleName": "com.extreme.test",
"abilityName": "com.extreme.test.MainAbility"
};
var options = {
};
var options = {
windowMode: 0,
};
this.context.startAbility(want, options, (error) => {
};
this.context.startAbility(want, options, (error) => {
console.log("error.code = " + error.code)
})
```
})
```
## AbilityContext.startAbility
## startAbility
startAbility(want: Want, options?: StartOptions): Promise<void>;
startAbility(want: Want, options: StartOptions): Promise<void>
Starts an ability. This API uses a promise to return the result.
Starts an ability with **options** specified. This API uses a promise to return the result.
**System capability**: SystemCapability.Ability.AbilityRuntime.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| want | [Want](js-apis-featureAbility.md#Want)| Yes| Information about the **Want** used for starting an ability.|
| options | StartOptions | No| Parameters used for starting the ability.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| want | [Want](js-apis-featureAbility.md#Want) | Yes| Information about the **Want** used for starting an ability.|
| options | StartOptions | Yes| Parameters used for starting the ability.|
**Return value**
| Type| Description|
| -------- | -------- |
| Promise<void> | Promise used to return the result.|
| Type| Description|
| -------- | -------- |
| Promise<void> | Promise used to return the result.|
**Example**
```js
var want = {
```js
var want = {
"deviceId": "",
"bundleName": "com.extreme.test",
"abilityName": "com.extreme.test.MainAbility"
};
var options = {
};
var options = {
windowMode: 0,
};
this.context.startAbility(want, options)
.then((data) => {
};
this.context.startAbility(want, options)
.then((data) => {
console.log('Operation successful.')
}).catch((error) => {
}).catch((error) => {
console.log('Operation failed.');
})
```
})
```
## startAbilityByCall
startAbilityByCall(want: Want): Promise<Caller>
Obtains the caller interface of the specified ability, and if the specified ability is not started, starts the ability in the background.
**System capability**: SystemCapability.Ability.AbilityRuntime.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| want | [Want](js-apis-featureAbility.md#Want) | Yes| Information about the ability to start, including the ability name, bundle name, and device ID. If the device ID is left blank or the default value is used, the local ability will be started.|
**Return value**
| Type| Description|
| -------- | -------- |
| Promise<Caller> | Promise used to return the caller object to communicate with.|
**Example**
```js
import Ability from '@ohos.application.Ability';
var caller;
export default class MainAbility extends Ability {
onWindowStageCreate(windowStage) {
this.context.startAbilityByCall({
bundleName: "com.example.myservice",
abilityName: "com.example.myservice.MainAbility",
deviceId: ""
}).then((obj) => {
caller = obj;
console.log('Caller GetCaller Get ' + call);
}).catch((e) => {
console.log('Caller GetCaller error ' + e);
});
}
}
```
## AbilityContext.startAbilityForResult
## startAbilityWithAccount
startAbilityForResult(want: Want, callback: AsyncCallback<AbilityResult>): void;
startAbilityWithAccount(want: Want, accountId: number, callback: AsyncCallback\<void>): void
Starts an ability. This API uses a callback to return the execution result when the ability is terminated.
Starts an ability with **accountId** specified. This API uses an asynchronous callback to return the result.
**System capability**: SystemCapability.Ability.AbilityRuntime.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| want |[Want](js-apis-featureAbility.md#Want)| Yes| Information about the **Want** used for starting an ability.|
| callback | AsyncCallback&lt;[AbilityResult](js-apis-featureAbility.md#abilityresult)&gt; | Yes| Callback used to return the result.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| want | [Want](js-apis-featureAbility.md#Want) | Yes| Information about the **Want** used for starting an ability.|
| accountId | number | Yes| Account ID. |
| callback | AsyncCallback&lt;void&gt; | Yes| Callback used to return the result.|
**Example**
```js
var want = {
"deviceId": "",
"bundleName": "com.extreme.test",
"abilityName": "com.extreme.test.MainAbility"
};
var accountId = 11;
this.context.startAbility(want, accountId, (error) => {
console.log("error.code = " + error.code)
})
```
## startAbilityWithAccount
startAbilityWithAccount(want: Want, accountId: number, options: StartOptions, callback: AsyncCallback\<void>): void
Starts an ability with **accountId** and **options** specified. This API uses an asynchronous callback to return the result.
**System capability**: SystemCapability.Ability.AbilityRuntime.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| want | [Want](js-apis-featureAbility.md#Want) | Yes| Information about the **Want** used for starting an ability.|
| accountId | number | Yes| Account ID. |
| options | StartOptions | Yes| Parameters used for starting the ability.|
| callback | AsyncCallback&lt;void&gt; | Yes| Callback used to return the result.|
**Example**
```js
this.context.startAbilityForResult(
```js
var want = {
"deviceId": "",
"bundleName": "com.extreme.test",
"abilityName": "com.extreme.test.MainAbility"
};
var options = {
windowMode: 0,
};
var accountId = 11;
this.context.startAbility(want, accountId, options, (error) => {
console.log("error.code = " + error.code)
})
```
## startAbilityWithAccount
startAbilityWithAccount(want: Want, accountId: number, options?: StartOptions): Promise\<void>
Starts an ability with **accountId** and **options** specified. This API uses a promise to return the result.
**System capability**: SystemCapability.Ability.AbilityRuntime.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| want | [Want](js-apis-featureAbility.md#Want) | Yes| Information about the **Want** used for starting an ability.|
| accountId | number | Yes| Account ID. |
| options | StartOptions | No| Parameters used for starting the ability.|
**Return value**
| Type| Description|
| -------- | -------- |
| Promise&lt;void&gt; | Promise used to return the result.|
**Example**
```js
var want = {
"deviceId": "",
"bundleName": "com.extreme.test",
"abilityName": "com.extreme.test.MainAbility"
};
var options = {
windowMode: 0,
};
var accountId = 11;
this.context.startAbility(want, accountId, options)
.then((data) => {
console.log('Operation successful.')
}).catch((error) => {
console.log('Operation failed.');
})
```
## startAbilityForResult
startAbilityForResult(want: Want, callback: AsyncCallback&lt;AbilityResult&gt;): void
Starts an ability. This API uses an asynchronous callback to return the result when the ability is terminated.
**System capability**: SystemCapability.Ability.AbilityRuntime.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| want |[Want](js-apis-featureAbility.md#Want) | Yes| Information about the **Want** used for starting an ability.|
| callback | AsyncCallback&lt;[AbilityResult](js-apis-featureAbility.md#AbilityResult)&gt; | Yes| Callback used to return the result.|
**Example**
```js
this.context.startAbilityForResult(
{bundleName: "com.extreme.myapplication", abilityName: "MainAbilityDemo2"},
(error, result) => {
console.log("startAbilityForResult AsyncCallback is called, error.code = " + error.code)
console.log("startAbilityForResult AsyncCallback is called, result.resultCode = " + result.resultCode)
}
);
```
);
```
## AbilityContext.startAbilityForResult
## startAbilityForResult
startAbilityForResult(want: Want, options: StartOptions, callback: AsyncCallback&lt;AbilityResult&gt;): void;
startAbilityForResult(want: Want, options: StartOptions, callback: AsyncCallback&lt;AbilityResult&gt;): void
Starts an ability. This API uses a callback to return the execution result when the ability is terminated.
Starts an ability with **options** specified. This API uses an asynchronous callback to return the result when the ability is terminated.
**System capability**: SystemCapability.Ability.AbilityRuntime.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| want |[Want](js-apis-featureAbility.md#Want)| Yes| Information about the **Want** used for starting an ability.|
| options | StartOptions | Yes| Parameters used for starting the ability.|
| callback | AsyncCallback&lt;[AbilityResult](js-apis-featureAbility.md#abilityresult)&gt; | Yes| Callback used to return the result.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| want |[Want](js-apis-featureAbility.md#Want) | Yes| Information about the **Want** used for starting an ability.|
| options | StartOptions | Yes| Parameters used for starting the ability.|
| callback | AsyncCallback&lt;[AbilityResult](js-apis-featureAbility.md#AbilityResult)&gt; | Yes| Callback used to return the result.|
**Example**
```js
var options = {
```js
var options = {
windowMode: 0,
};
this.context.startAbilityForResult(
};
this.context.startAbilityForResult(
{bundleName: "com.extreme.myapplication", abilityName: "MainAbilityDemo2"}, options,
(error, result) => {
console.log("startAbilityForResult AsyncCallback is called, error.code = " + error.code)
console.log("startAbilityForResult AsyncCallback is called, result.resultCode = " + result.resultCode)
}
);
```
);
```
## AbilityContext.startAbilityForResult
## startAbilityForResult
startAbilityForResult(want: Want, options?: StartOptions): Promise&lt;AbilityResult&gt;;
startAbilityForResult(want: Want, options: StartOptions): Promise&lt;AbilityResult&gt;;
Starts an ability. This API uses a promise to return the execution result when the ability is terminated.
Starts an ability with **options** specified. This API uses a promise to return the result when the ability is terminated.
**System capability**: SystemCapability.Ability.AbilityRuntime.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| want | [Want](js-apis-featureAbility.md#Want)| Yes| Information about the **Want** used for starting an ability.|
| options | StartOptions | No| Parameters used for starting the ability.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| want | [Want](js-apis-featureAbility.md#Want) | Yes| Information about the **Want** used for starting an ability.|
| options | StartOptions | Yes| Parameters used for starting the ability.|
**Return value**
| Type| Description|
| -------- | -------- |
| Promise&lt;[AbilityResult](js-apis-featureAbility.md#abilityresult)&gt; | Promise used to return the result.|
| Type| Description|
| -------- | -------- |
| Promise&lt;[AbilityResult](js-apis-featureAbility.md#AbilityResult)&gt; | Promise used to return the result.|
**Example**
```js
var options = {
```js
var options = {
windowMode: 0,
};
this.context.startAbilityForResult({bundleName: "com.extreme.myapplication", abilityName: "MainAbilityDemo2"}, options).then((result) => {
};
this.context.startAbilityForResult({bundleName: "com.extreme.myapplication", abilityName: "MainAbilityDemo2"}, options).then((result) => {
console.log("startAbilityForResult Promise.resolve is called, result.resultCode = " + result.resultCode)
}, (error) => {
}, (error) => {
console.log("startAbilityForResult Promise.Reject is called, error.code = " + error.code)
})
```
})
```
## startAbilityForResultWithAccount
startAbilityForResultWithAccount(want: Want, accountId: number, callback: AsyncCallback\<AbilityResult>): void
Starts an ability with **accountId** specified. This API uses an asynchronous callback to return the result when the ability is terminated.
**System capability**: SystemCapability.Ability.AbilityRuntime.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| want |[Want](js-apis-featureAbility.md#Want) | Yes| Information about the **Want** used for starting an ability.|
| accountId | number | Yes| Account ID. |
| callback | AsyncCallback&lt;[AbilityResult](js-apis-featureAbility.md#AbilityResult)&gt; | Yes| Callback used to return the result.|
**Example**
```js
var accountId = 111;
this.context.startAbilityForResult(
{bundleName: "com.extreme.myapplication", abilityName: "MainAbilityDemo2"},
accountId,
(error, result) => {
console.log("startAbilityForResult AsyncCallback is called, error.code = " + error.code)
console.log("startAbilityForResult AsyncCallback is called, result.resultCode = " + result.resultCode)
}
);
```
## AbilityContext.terminateSelf
## startAbilityForResultWithAccount
terminateSelf(callback: AsyncCallback&lt;void&gt;): void;
startAbilityForResultWithAccount(want: Want, accountId: number, options: StartOptions, callback: AsyncCallback\<void>): void
Terminates this ability. This API uses a callback to return the result.
Starts an ability with **accountId** and **options** specified. This API uses an asynchronous callback to return the result when the ability is terminated.
**System capability**: SystemCapability.Ability.AbilityRuntime.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| callback | AsyncCallback&lt;void&gt; | Yes| Callback used to return the result indicating whether the API is successfully called.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| want |[Want](js-apis-featureAbility.md#Want) | Yes| Information about the **Want** used for starting an ability.|
| accountId | number | Yes| Account ID. |
| options | StartOptions | Yes| Parameters used for starting the ability.|
| callback | AsyncCallback&lt;void&gt; | Yes| Callback used to return the result.|
**Example**
```js
this.context.terminateSelf((err) => {
console.log('terminateSelf result:' + JSON.stringify(err));
});
```
```js
var options = {
windowMode: 0,
};
var accountId = 111;
this.context.startAbilityForResult(
{bundleName: "com.extreme.myapplication", abilityName: "MainAbilityDemo2"},
accountId,
options,
() => {
console.log("startAbilityForResult AsyncCallback is called")
}
);
```
## startAbilityForResultWithAccount
startAbilityForResultWithAccount(want: Want, accountId: number, options?: StartOptions): Promise\<AbilityResult>;
Starts an ability with **accountId** and **options** specified. This API uses a promise to return the result when the ability is terminated.
## AbilityContext.terminateSelf
**System capability**: SystemCapability.Ability.AbilityRuntime.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| want | [Want](js-apis-featureAbility.md#Want) | Yes| Information about the **Want** used for starting an ability.|
| accountId | number | Yes| Account ID. |
| options | StartOptions | Yes| Parameters used for starting the ability.|
**Return value**
| Type| Description|
| -------- | -------- |
| Promise&lt;[AbilityResult](js-apis-featureAbility.md#AbilityResult)&gt; | Promise used to return the result.|
**Example**
terminateSelf(): Promise&lt;void&gt;;
```js
var accountId = 111;
var options = {
windowMode: 0,
};
this.context.startAbilityForResult({bundleName: "com.extreme.myapplication", abilityName: "MainAbilityDemo2"}, accountId, options).then((result) => {
console.log("startAbilityForResult Promise.resolve is called, result.resultCode = " + result.resultCode)
}, (error) => {
console.log("startAbilityForResult Promise.Reject is called, error.code = " + error.code)
})
```
## terminateSelf
terminateSelf(callback: AsyncCallback&lt;void&gt;): void
Terminates this ability. This API uses an asynchronous callback to return the result.
**System capability**: SystemCapability.Ability.AbilityRuntime.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| callback | AsyncCallback&lt;void&gt; | Yes| Callback used to return the result indicating whether the API is successfully called.|
**Example**
```js
this.context.terminateSelf((err) => {
console.log('terminateSelf result:' + JSON.stringfy(err));
});
```
## terminateSelf
terminateSelf(): Promise&lt;void&gt;
Terminates this ability. This API uses a promise to return the result.
......@@ -267,231 +504,350 @@ Terminates this ability. This API uses a promise to return the result.
**Return value**
| Type| Description|
| -------- | -------- |
| Promise&lt;void&gt; | Promise used to return the result indicating whether the API is successfully called.|
| Type| Description|
| -------- | -------- |
| Promise&lt;void&gt; | Promise used to return the result indicating whether the API is successfully called.|
**Example**
```js
this.context.terminateSelf(want).then((data) => {
console.log('success:' + JSON.stringify(data));
}).catch((error) => {
console.log('failed:' + JSON.stringify(error));
});
```
```js
this.context.terminateSelf(want).then((data) => {
console.log('success:' + JSON.stringfy(data));
}).catch((error) => {
console.log('failed:' + JSON.stringfy(error));
});
```
## AbilityContext.terminateSelfWithResult
## terminateSelfWithResult
terminateSelfWithResult(parameter: AbilityResult, callback: AsyncCallback&lt;void&gt;): void;
terminateSelfWithResult(parameter: AbilityResult, callback: AsyncCallback&lt;void&gt;): void
Terminates this ability. This API uses a callback to return the information to the caller of **startAbilityForResult**.
Terminates this ability. This API uses an asynchronous callback to return the information to the caller of **startAbilityForResult**.
**System capability**: SystemCapability.Ability.AbilityRuntime.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| parameter | [AbilityResult](js-apis-featureAbility.md#abilityresult) | Yes| Information returned to the caller.|
| callback | AsyncCallback&lt;void&gt; | Yes| Callback used to return the result.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| parameter | [AbilityResult](js-apis-featureAbility.md#AbilityResult) | Yes| Information returned to the caller.|
| callback | AsyncCallback&lt;void&gt; | Yes| Callback used to return the result.|
**Example**
```js
this.context.terminateSelfWithResult(
```js
this.context.terminateSelfWithResult(
{
want: {bundleName: "com.extreme.myapplication", abilityName: "MainAbilityDemo"},
resultCode: 100
}, (error) => {
console.log("terminateSelfWithResult is called = " + error.code)
}
);
```
);
```
## AbilityContext.terminateSelfWithResult
## terminateSelfWithResult
terminateSelfWithResult(parameter: AbilityResult): Promise&lt;void&gt;;
terminateSelfWithResult(parameter: AbilityResult): Promise&lt;void&gt;
Terminates this ability. This API uses a promise to return information to the caller of **startAbilityForResult**.
**System capability**: SystemCapability.Ability.AbilityRuntime.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| parameter | [AbilityResult](js-apis-featureAbility.md#abilityresult) | Yes| Information returned to the caller.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| parameter | [AbilityResult](js-apis-featureAbility.md#AbilityResult) | Yes| Information returned to the caller.|
**Return value**
| Type| Description|
| -------- | -------- |
| Promise&lt;void&gt; | Promise used to return the result.|
| Type| Description|
| -------- | -------- |
| Promise&lt;void&gt; | Promise used to return the result.|
**Example**
```js
this.context.terminateSelfWithResult(
{
```js
this.context.terminateSelfWithResult(
{
want: {bundleName: "com.extreme.myapplication", abilityName: "MainAbilityDemo"},
resultCode: 100
}).then((result) => {
}).then((result) => {
console.log("terminateSelfWithResult")
}
)
```
})
```
## AbilityContext.startAbilityByCall
## connectAbility
startAbilityByCall(want: Want): Promise&lt;Caller&gt;;
connectAbility(want: Want, options: ConnectOptions): number
Obtains the caller interface of the specified ability, and if the specified ability is not started, starts the ability in the background.
Uses the **AbilityInfo.AbilityType.SERVICE** template to connect this ability to another ability.
**System capability**: SystemCapability.Ability.AbilityRuntime.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| want | [Want](js-apis-featureAbility.md#Want)| Yes| Information about the ability to start, including the ability name, bundle name, and device ID. If the device ID is left blank or the default value is used, the local ability will be started.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| want | [Want](js-apis-featureAbility.md#Want) | Yes| Information about the **Want** used for starting an ability.|
| options | ConnectOptions | Yes| Connection channel.|
**Return value**
| Type| Description|
| -------- | -------- |
| Promise&lt;Caller&gt; | Promise used to return the caller object to communicate with.|
| Type| Description|
| -------- | -------- |
| number | ID of the connection between the two abilities.|
**Example**
```js
import Ability from '@ohos.application.Ability';
var caller;
export default class MainAbility extends Ability {
onWindowStageCreate(windowStage) {
this.context.startAbilityByCall({
bundleName: "com.example.myservice",
abilityName: "com.example.myservice.MainAbility",
deviceId: ""
}).then((obj) => {
caller = obj;
console.log('Caller GetCaller Get ' + call);
}).catch((e) => {
console.log('Caller GetCaller error ' + e);
});
```js
var want = {
"deviceId": "",
"bundleName": "com.extreme.test",
"abilityName": "com.extreme.test.MainAbility"
}
var options = {
onConnect: (elementName, remote) => {
console.log('connectAbility onConnect, elementName: ' + elementName + ', remote: ' remote)
},
onDisconnect: (elementName) => {
console.log('connectAbility onDisconnect, elementName: ' + elementName)
},
onFailed: (code) => {
console.log('connectAbility onFailed, code: ' + code)
}
}
this.context.connectAbility(want, options) {
console.log('code: ' + code)
}
```
## connectAbilityWithAccount
connectAbilityWithAccount(want: Want, accountId: number, options: ConnectOptions): number
Uses the **AbilityInfo.AbilityType.SERVICE** template to connect this ability to another ability based on an account.
**System capability**: SystemCapability.Ability.AbilityRuntime.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| want | [Want](js-apis-featureAbility.md#Want) | Yes| Information about the **Want** used for starting an ability.|
| accountId | number | Yes| Account ID.|
| options | ConnectOptions | Yes| Connection channel.|
**Return value**
| Type| Description|
| -------- | -------- |
| number | ID of the connection between the two abilities.|
**Example**
```js
var want = {
"deviceId": "",
"bundleName": "com.extreme.test",
"abilityName": "com.extreme.test.MainAbility"
}
var accountId = 111;
var options = {
onConnect: (elementName, remote) => {
console.log('connectAbility onConnect, elementName: ' + elementName + ', remote: ' remote)
},
onDisconnect: (elementName) => {
console.log('connectAbility onDisconnect, elementName: ' + elementName)
},
onFailed: (code) => {
console.log('connectAbility onFailed, code: ' + code)
}
```
}
this.context.connectAbility(want, accountId, options) {
console.log('code: ' + code)
}
```
## disconnectAbility
disconnectAbility(connection: number, callback:AsyncCallback\<void>): void
## AbilityContext.requestPermissionsFromUser
Disconnects this ability from another ability. This API uses an asynchronous callback to return the result.
requestPermissionsFromUser(permissions: Array&lt;string&gt;, requestCallback: AsyncCallback&lt;PermissionRequestResult&gt;) : void;
**System capability**: SystemCapability.Ability.AbilityRuntime.Core
Requests permissions from the user by displaying a pop-up window. This API uses a callback to return the result.
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| connection | number | Yes| ID of the connection to be disconnected.|
| callback | AsyncCallback&lt;void&gt; | Yes| Callback used to return the result.|
**Example**
```js
var connection = 111;
this.context.disconnectAbility(connection, () => {
console.log('disconnection')
})
```
## disconnectAbility
disconnectAbility(connection: number): Promise\<void>
Disconnects this ability from another ability. This API uses a promise to return the result.
**System capability**: SystemCapability.Ability.AbilityRuntime.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| permissions | Array&lt;string&gt; | Yes| Permissions to request.|
| callback | AsyncCallback&lt;[PermissionRequestResult](js-apis-permissionrequestresult.md)&gt; | Yes| Callback used to return the result indicating whether the API is successfully called.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| connection | number | Yes| ID of the connection to be disconnected.|
**Return value**
| Type| Description|
| -------- | -------- |
| Promise&lt;void&gt; | Promise used to return the result.|
**Example**
```
this.context.requestPermissionsFromUser(permissions,(result) => {
console.log('requestPermissionsFromUserresult:' + JSON.stringify(result));
});
```
```js
var connection = 111;
this.context.disconnectAbility(connection).then(() => {
console.log('disconnect success')
}).catch((err) => {
console.log('disconnect filed')
})
```
## setMissionLabel
## AbilityContext.requestPermissionsFromUser
setMissionLabel(label: string, callback:AsyncCallback&lt;void&gt;): void
requestPermissionsFromUser(permissions: Array&lt;string&gt;) : Promise&lt;PermissionRequestResult&gt;;
Sets the label of the ability in the mission. This API uses an asynchronous callback to return the result.
Requests permissions from the user by displaying a pop-up window. This API uses a promise to return the result.
**System capability**: SystemCapability.Ability.AbilityRuntime.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| label | string | Yes| Label of the ability to set.|
| callback | AsyncCallback&lt;void&gt; | Yes| Callback used to return the result indicating whether the API is successfully called.|
**Example**
```js
this.context.setMissionLabel("test",(result) => {
console.log('requestPermissionsFromUserresult:' + JSON.stringfy(result));
});
```
## setMissionLabel
setMissionLabel(label: string): Promise\<void>
Sets the label of the ability in the mission. This API uses a promise to return the result.
**System capability**: SystemCapability.Ability.AbilityRuntime.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| permissions | Array&lt;string&gt; | Yes| Permissions to request.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| label | string | Yes| Label of the ability to set.|
**Return value**
| Type| Description|
| -------- | -------- |
| Promise&lt;[PermissionRequestResult](js-apis-permissionrequestresult.md)&gt; | Promise used to return the result indicating whether the API is successfully called.|
| Type| Description|
| -------- | -------- |
| Promise&lt;void&gt; | Promise used to return the result indicating whether the API is successfully called.|
**Example**
```
this.context.requestPermissionsFromUser(permissions).then((data) => {
console.log('success:' + JSON.stringify(data));
}).catch((error) => {
console.log('failed:' + JSON.stringify(error));
});
```
```js
this.context.setMissionLabel("test").then((data) => {
console.log('success:' + JSON.stringfy(data));
}).catch((error) => {
console.log('failed:' + JSON.stringfy(error));
});
```
## AbilityContext.setMissionLabel
## requestPermissionsFromUser
setMissionLabel(label: string, callback:AsyncCallback&lt;void&gt;): void;
requestPermissionsFromUser(permissions: Array&lt;string&gt;, requestCallback: AsyncCallback&lt;PermissionRequestResult&gt;) : void
Sets the label of the ability displayed in the task. This API uses a callback to return the result.
Requests permissions from end users in the form of a dialog box. This API uses an asynchronous callback to return the result.
**System capability**: SystemCapability.Ability.AbilityRuntime.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| label | string | Yes| Label of the ability to set.|
| callback | AsyncCallback&lt;void&gt; | Yes| Callback used to return the result indicating whether the API is successfully called.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| permissions | Array&lt;string&gt; | Yes| Permissions to request.|
| callback | AsyncCallback&lt;PermissionRequestResult&gt; | Yes| Callback used to return the result indicating whether the API is successfully called.|
**Example**
```js
this.context.setMissionLabel("test",(result) => {
console.log('requestPermissionsFromUserresult:' + JSON.stringify(result));
});
```
```js
this.context.requestPermissionsFromUser(permissions,(result) => {
console.log('requestPermissionsFromUserresult:' + JSON.stringfy(result));
});
```
## AbilityContext.setMissionLabel
## requestPermissionsFromUser
setMissionLabel(label: string): Promise&lt;void&gt;
requestPermissionsFromUser(permissions: Array&lt;string&gt;) : Promise&lt;PermissionRequestResult&gt;
Sets the label of the ability displayed in the task. This API uses a promise to return the result.
Requests permissions from end users in the form of a dialog box. This API uses a promise to return the result.
**System capability**: SystemCapability.Ability.AbilityRuntime.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| label | string | Yes| Label of the ability to set.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| permissions | Array&lt;string&gt; | Yes| Permissions to request.|
**Return value**
| Type| Description|
| -------- | -------- |
| Promise&lt;void&gt; | Promise used to return the result indicating whether the API is successfully called.|
| Type| Description|
| -------- | -------- |
| Promise&lt;PermissionRequestResult&gt; | Promise used to return the result indicating whether the API is successfully called.|
**Example**
```js
this.context.setMissionLabel("test").then((data) => {
console.log('success:' + JSON.stringify(data));
}).catch((error) => {
console.log('failed:' + JSON.stringify(error));
});
```
```js
this.context.requestPermissionsFromUser(permissions).then((data) => {
console.log('success:' + JSON.stringfy(data));
}).catch((error) => {
console.log('failed:' + JSON.stringfy(error));
});
```
## restoreWindowStage
restoreWindowStage(contentStorage: ContentStorage) : void
Restores the window stage data during ability continuation.
**System capability**: SystemCapability.Ability.AbilityRuntime.Core
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| contentStorage | ContentStorage | Yes| Window stage data to restore.|
**Example**
```js
var contentStorage = {
"link": 'link',
};
this.context.restoreWindowStage(contentStorage);
```
en/application-dev/reference/apis/js-apis-abilityManager.md
浏览文件 @ 2c7230b4
# AbilityManager
> **NOTE**<br/>
> **NOTE**
>
> The initial APIs of this module are supported since API version 8. Newly added APIs will be marked with a superscript to indicate their earliest API version.
>
......
en/application-dev/reference/apis/js-apis-abilityStageContext.md
浏览文件 @ 2c7230b4
# AbilityStageContext
> ![icon-note.gif](public_sys-resources/icon-note.gif) **NOTE**
> **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.
Implements the context of an ability stage. This module is inherited from [Context](js-apis-application-context.md).
## Modules to Import
```js
import AbilityStage from '@ohos.application.AbilityStage';
```
## Usage
The ability stage context is obtained through an **AbilityStage** instance.
```js
import AbilityStage from '@ohos.application.AbilityStage';
class MyAbilityStage extends AbilityStage {
......
en/application-dev/reference/apis/js-apis-abilityrunninginfo.md
浏览文件 @ 2c7230b4
# AbilityRunningInfo
> ![icon-note.gif](public_sys-resources/icon-note.gif) **NOTE**
> **NOTE**
>
> The initial APIs of this module are supported since API version 8. Newly added APIs will be marked with a superscript to indicate their earliest API version.
Provides ability running information.
## Modules to Import
```js
import abilitymanager from '@ohos.application.abilityManager';
```
## Usage
The ability running information is obtained by using the **getAbilityRunningInfos** API in **abilityManager**.
```js
import abilitymanager from '@ohos.application.abilityManager';
abilitymanager.getAbilityRunningInfos((err,data) => {
......
en/application-dev/reference/apis/js-apis-application-abilityDelegator.md
浏览文件 @ 2c7230b4
# AbilityDelegator
> **Note**
> **NOTE**
>
> The initial APIs of this module are supported since API version 8. Newly added APIs will be marked with a superscript to indicate their earliest API version.
>
> API version 9 is a canary version for trial use. The APIs of this version may be unstable.
## Modules to Import
......@@ -10,11 +12,518 @@
import AbilityDelegatorRegistry from '@ohos.application.abilityDelegatorRegistry'
```
## AbilityDelegator
### addAbilityMonitor<sup>9+</sup>
## AbilityDelegator
addAbilityMonitor(monitor: AbilityMonitor, callback: AsyncCallback\<void>): void
Adds an **AbilityMonitor** instance. This API uses an asynchronous callback to return the result.
**System capability**: SystemCapability.Ability.AbilityRuntime.Core
**Parameters**
| Name | Type | Mandatory| Description |
| -------- | ------------------------------------------------------------ | -------- | ------------------------------------------------------------ |
| monitor | [AbilityMonitor](js-apis-application-abilityMonitor.md#AbilityMonitor) | Yes | [AbilityMonitor](js-apis-application-abilityMonitor.md#AbilityMonitor) instance.|
| callback | AsyncCallback\<void> | Yes | Callback used to return the result. |
**Example**
```js
var abilityDelegator;
function onAbilityCreateCallback(data) {
console.info("onAbilityCreateCallback");
}
var monitor = {
abilityName: "abilityname",
onAbilityCreate: onAbilityCreateCallback
}
abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
abilityDelegator.addAbilityMonitor(monitor, (err : any) => {
console.info("addAbilityMonitor callback");
});
```
### addAbilityMonitor<sup>9+</sup>
addAbilityMonitor(monitor: AbilityMonitor): Promise\<void>
Adds an **AbilityMonitor** instance. This API uses a promise to return the result.
**System capability**: SystemCapability.Ability.AbilityRuntime.Core
**Parameters**
| Name | Type | Mandatory| Description |
| ------- | ------------------------------------------------------------ | ---- | ------------------------------------------------------------ |
| monitor | [AbilityMonitor](js-apis-application-abilityMonitor.md#AbilityMonitor) | Yes | [AbilityMonitor](js-apis-application-abilityMonitor.md#AbilityMonitor) instance.|
**Return value**
| Type | Description |
| -------------- | ------------------- |
| Promise\<void> | Promise used to return the result.|
**Example**
```js
var abilityDelegator;
function onAbilityCreateCallback(data) {
console.info("onAbilityCreateCallback");
}
var monitor = {
abilityName: "abilityname",
onAbilityCreate: onAbilityCreateCallback
}
abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
abilityDelegator.addAbilityMonitor(monitor).then(() => {
console.info("addAbilityMonitor promise");
});
```
### removeAbilityMonitor<sup>9+</sup>
removeAbilityMonitor(monitor: AbilityMonitor, callback: AsyncCallback\<void>): void
Removes an **AbilityMonitor** instance. This API uses an asynchronous callback to return the result.
**System capability**: SystemCapability.Ability.AbilityRuntime.Core
**Parameters**
| Name | Type | Mandatory| Description |
| -------- | ------------------------------------------------------------ | ---- | ------------------------------------------------------------ |
| monitor | [AbilityMonitor](js-apis-application-abilityMonitor.md#AbilityMonitor) | Yes | [AbilityMonitor](js-apis-application-abilityMonitor.md#AbilityMonitor) instance.|
| callback | AsyncCallback\<void> | Yes | Callback used to return the result. |
**Example**
```js
var abilityDelegator;
function onAbilityCreateCallback(data) {
console.info("onAbilityCreateCallback");
}
var monitor = {
abilityName: "abilityname",
onAbilityCreate: onAbilityCreateCallback
}
abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
abilityDelegator.removeAbilityMonitor(monitor, (err : any) => {
console.info("removeAbilityMonitor callback");
});
```
### removeAbilityMonitor<sup>9+</sup>
removeAbilityMonitor(monitor: AbilityMonitor): Promise\<void>
Removes an **AbilityMonitor** instance. This API uses a promise to return the result.
**System capability**: SystemCapability.Ability.AbilityRuntime.Core
**Parameters**
| Name | Type | Mandatory| Description |
| ------- | ------------------------------------------------------------ | ---- | ------------------------------------------------------------ |
| monitor | [AbilityMonitor](js-apis-application-abilityMonitor.md#AbilityMonitor) | Yes | [AbilityMonitor](js-apis-application-abilityMonitor.md#AbilityMonitor) instance.|
**Return value**
| Type | Description |
| -------------- | ------------------- |
| Promise\<void> | Promise used to return the result.|
**Example**
```js
var abilityDelegator;
function onAbilityCreateCallback(data) {
console.info("onAbilityCreateCallback");
}
var monitor = {
abilityName: "abilityname",
onAbilityCreate: onAbilityCreateCallback
}
abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
abilityDelegator.removeAbilityMonitor(monitor).then(() => {
console.info("removeAbilityMonitor promise");
});
```
### waitAbilityMonitor<sup>9+</sup>
waitAbilityMonitor(monitor: AbilityMonitor, callback: AsyncCallback\<Ability>): void
Waits for the ability that matches the **AbilityMonitor** instance to reach the **OnCreate** lifecycle and returns the **Ability** instance. This API uses an asynchronous callback to return the result.
**System capability**: SystemCapability.Ability.AbilityRuntime.Core
**Parameters**
| Name | Type | Mandatory| Description |
| -------- | ------------------------------------------------------------ | ---- | ------------------------------------------------------------ |
| monitor | [AbilityMonitor](js-apis-application-abilityMonitor.md#AbilityMonitor) | Yes | [AbilityMonitor](js-apis-application-abilityMonitor.md#AbilityMonitor) instance.|
| callback | AsyncCallback\<[Ability](js-apis-application-ability.md#Ability)> | Yes | Callback used to return the result. |
**Example**
```js
var abilityDelegator;
function onAbilityCreateCallback(data) {
console.info("onAbilityCreateCallback");
}
var monitor = {
abilityName: "abilityname",
onAbilityCreate: onAbilityCreateCallback
}
abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
abilityDelegator.waitAbilityMonitor(monitor, (err : any, data : any) => {
console.info("waitAbilityMonitor callback");
});
```
### waitAbilityMonitor<sup>9+</sup>
waitAbilityMonitor(monitor: AbilityMonitor, timeout: number, callback: AsyncCallback\<Ability>): void
Waits a period of time for the ability that matches the **AbilityMonitor** instance to reach the **OnCreate** lifecycle and returns the **Ability** instance. This API uses an asynchronous callback to return the result.
**System capability**: SystemCapability.Ability.AbilityRuntime.Core
**Parameters**
| Name | Type | Mandatory| Description |
| -------- | ------------------------------------------------------------ | ---- | ------------------------------------------------------------ |
| monitor | [AbilityMonitor](js-apis-application-abilityMonitor.md#AbilityMonitor) | Yes | [AbilityMonitor](js-apis-application-abilityMonitor.md#AbilityMonitor) instance.|
| timeout | number | Yes | Maximum waiting time, in milliseconds. |
| callback | AsyncCallback\<[Ability](js-apis-application-ability.md#Ability)> | Yes | Callback used to return the result. |
**Example**
```js
var abilityDelegator;
var timeout = 100;
function onAbilityCreateCallback(data) {
console.info("onAbilityCreateCallback");
}
var monitor = {
abilityName: "abilityname",
onAbilityCreate: onAbilityCreateCallback
}
abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
abilityDelegator.waitAbilityMonitor(monitor, timeout, (err : any, data : any) => {
console.info("waitAbilityMonitor callback");
});
```
### waitAbilityMonitor<sup>9+</sup>
waitAbilityMonitor(monitor: AbilityMonitor, timeout?: number): Promise\<Ability>
Waits a period of time for the ability that matches the **AbilityMonitor** instance to reach the **OnCreate** lifecycle and returns the **Ability** instance. This API uses a promise to return the result.
**System capability**: SystemCapability.Ability.AbilityRuntime.Core
**Parameters**
| Name | Type | Mandatory| Description |
| ------- | ------------------------------------------------------------ | ---- | ------------------------------------------------------------ |
| monitor | [AbilityMonitor](js-apis-application-abilityMonitor.md#AbilityMonitor) | Yes | [AbilityMonitor](js-apis-application-abilityMonitor.md#AbilityMonitor) instance.|
| timeout | number | No | Maximum waiting time, in milliseconds. |
**Return value**
| Type | Description |
| ----------------------------------------------------------- | -------------------------- |
| Promise\<[Ability](js-apis-application-ability.md#Ability)> | Promise used to return the **Ability** instance.|
**Example**
```js
var abilityDelegator;
function onAbilityCreateCallback(data) {
console.info("onAbilityCreateCallback");
}
var monitor = {
abilityName: "abilityname",
onAbilityCreate: onAbilityCreateCallback
}
abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
abilityDelegator.waitAbilityMonitor(monitor).then((data : any) => {
console.info("waitAbilityMonitor promise");
});
```
### startAbility
### getAppContext<sup>9+</sup>
getAppContext(): Context
Obtains the application context.
**System capability**: SystemCapability.Ability.AbilityRuntime.Core
**Return value**
| Type | Description |
| ------------------------------------- | ------------------------------------------- |
| [Context](js-apis-Context.md#Context) | [Context](js-apis-Context.md#Context) of the application.|
**Example**
```js
var abilityDelegator;
abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
var context = abilityDelegator.getAppContext();
```
### getAbilityState<sup>9+</sup>
getAbilityState(ability: Ability): number
Obtains the lifecycle state of an ability.
**System capability**: SystemCapability.Ability.AbilityRuntime.Core
**Parameters**
| Name | Type | Mandatory| Description |
| ------- | ------------------------------------------------- | ---- | --------------- |
| ability | [Ability](js-apis-application-ability.md#Ability) | Yes | Target ability.|
**Return value**
| Type | Description |
| ------ | ------------------------------------------------------------ |
| number | Lifecycle state of the ability. For details about the available enumerated values, see [AbilityLifecycleState](js-apis-abilityDelegatorRegistry.md#AbilityLifecycleState).|
**Example**
```js
var abilityDelegator;
var ability;
abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
abilityDelegator.getCurrentTopAbility((err : any, data : any) => {
console.info("getCurrentTopAbility callback");
ability = data;
var state = abilityDelegator.getAbilityState(ability);
console.info("getAbilityState" + state);
});
```
### getCurrentTopAbility<sup>9+</sup>
getCurrentTopAbility(callback: AsyncCallback\<Ability>): void
Obtains the top ability of the application. This API uses an asynchronous callback to return the result.
**System capability**: SystemCapability.Ability.AbilityRuntime.Core
**Parameters**
| Name | Type | Mandatory| Description |
| -------- | ------------------------------------------------------------ | ---- | ------------------ |
| callback | AsyncCallback\<[Ability](js-apis-application-ability.md#Ability)> | Yes | Callback used to return the result.|
**Example**
```js
var abilityDelegator;
var ability;
abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
abilityDelegator.getCurrentTopAbility((err : any, data : any) => {
console.info("getCurrentTopAbility callback");
ability = data;
});
```
### getCurrentTopAbility<sup>9+</sup>
getCurrentTopAbility(): Promise\<Ability>
Obtains the top ability of the application. This API uses a promise to return the result.
**System capability**: SystemCapability.Ability.AbilityRuntime.Core
**Return value**
| Type | Description |
| ----------------------------------------------------------- | -------------------------------------- |
| Promise\<[Ability](js-apis-application-ability.md#Ability)> | Promise used to return the top ability.|
**Example**
```js
var abilityDelegator;
var ability;
abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
abilityDelegator.getCurrentTopAbility().then((data : any) => {
console.info("getCurrentTopAbility promise");
ability = data;
});
```
### doAbilityForeground<sup>9+</sup>
doAbilityForeground(ability: Ability, callback: AsyncCallback\<boolean>): void
Schedules the lifecycle state of an ability to **Foreground**. This API uses an asynchronous callback to return the result.
**System capability**: SystemCapability.Ability.AbilityRuntime.Core
**Parameters**
| Name | Type | Mandatory| Description |
| -------- | ----------------------- | ---- | ------------------------------------------------------- |
| ability | Ability | Yes | Target ability. |
| callback | AsyncCallback\<boolean> | Yes | Callback used to return the result.<br>\- **true**: The operation is successful.<br>\- **false**: The operation fails.|
**Example**
```js
var abilityDelegator;
var ability;
abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
abilityDelegator.getCurrentTopAbility((err : any, data : any) => {
console.info("getCurrentTopAbility callback");
ability = data;
abilityDelegator.doAbilityForeground(ability, (err : any, data : any) => {
console.info("doAbilityForeground callback");
});
});
```
### doAbilityForeground<sup>9+</sup>
doAbilityForeground(ability: Ability): Promise\<boolean>
Schedules the lifecycle state of an ability to **Foreground**. This API uses a promise to return the result.
**System capability**: SystemCapability.Ability.AbilityRuntime.Core
**Parameters**
| Name | Type | Mandatory| Description |
| ------- | ------- | ---- | --------------- |
| ability | Ability | Yes | Target ability.|
**Return value**
| Type | Description |
| ----------------- | ------------------------------------------------------------ |
| Promise\<boolean> | Promise used to return the result.<br>\- **true**: The operation is successful.<br>\- **false**: The operation fails.|
**Example**
```js
var abilityDelegator;
var ability;
abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
abilityDelegator.getCurrentTopAbility((err : any, data : any) => {
console.info("getCurrentTopAbility callback");
ability = data;
abilityDelegator.doAbilityForeground(ability).then((data : any) => {
console.info("doAbilityForeground promise");
});
});
```
### doAbilityBackground<sup>9+</sup>
doAbilityBackground(ability: Ability, callback: AsyncCallback\<boolean>): void
Schedules the lifecycle state of an ability to **Background**. This API uses an asynchronous callback to return the result.
**System capability**: SystemCapability.Ability.AbilityRuntime.Core
**Parameters**
| Name | Type | Mandatory| Description |
| -------- | ----------------------- | ---- | ------------------------------------------------------- |
| ability | Ability | Yes | Target ability. |
| callback | AsyncCallback\<boolean> | Yes | Callback used to return the result.<br>\- **true**: The operation is successful.<br>\- **false**: The operation fails.|
**Example**
```js
var abilityDelegator;
var ability;
abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
abilityDelegator.getCurrentTopAbility((err : any, data : any) => {
console.info("getCurrentTopAbility callback");
ability = data;
abilityDelegator.doAbilityBackground(ability, (err : any, data : any) => {
console.info("doAbilityBackground callback");
});
});
```
### doAbilityBackground<sup>9+</sup>
doAbilityBackground(ability: Ability): Promise\<boolean>
Schedules the lifecycle state of an ability to **Background**. This API uses a promise to return the result.
**System capability**: SystemCapability.Ability.AbilityRuntime.Core
**Parameters**
| Name | Type | Mandatory| Description |
| ------- | ------- | ---- | --------------- |
| ability | Ability | Yes | Target ability.|
**Return value**
| Type | Description |
| ----------------- | ------------------------------------------------------------ |
| Promise\<boolean> | Promise used to return the result.<br>\- **true**: The operation is successful.<br>\- **false**: The operation fails.|
**Example**
```js
var abilityDelegator;
var ability;
abilityDelegator = AbilityDelegatorRegistry.getAbilityDelegator();
abilityDelegator.getCurrentTopAbility((err : any, data : any) => {
console.info("getCurrentTopAbility callback");
ability = data;
abilityDelegator.doAbilityBackground(ability).then((data : any) => {
console.info("doAbilityBackground promise");
});
});
```
### startAbility<sup>9+</sup>
startAbility(want: Want, callback: AsyncCallback\<void>): void
......@@ -46,7 +555,7 @@ abilityDelegator.startAbility(want, (err, data) => {
### startAbility
### startAbility<sup>9+</sup>
startAbility(want: Want): Promise\<void>
......@@ -81,6 +590,8 @@ abilityDelegator.startAbility(want).then((data: any) => {
});
```
### print
print(msg: string, callback: AsyncCallback\<void>): void
......@@ -157,7 +668,7 @@ Executes a shell command. This API uses an asynchronous callback to return the r
| Name | Type | Mandatory| Description |
| -------- | ------------------------------------------------------------ | ---- | ------------------ |
| cmd | string | Yes | Shell command string. |
| callback | AsyncCallback\<[ShellCmdResult](js-apis-application-shellCmdResult.md#ShellCmdResult)> | Yes | Callback used to return a [ShellCmdResult](js-apis-application-shellCmdResult.md#ShellCmdResult) object.|
| callback | AsyncCallback\<[ShellCmdResult](js-apis-application-shellCmdResult.md#ShellCmdResult)> | Yes | Callback used to return the result.|
**Example**
......@@ -187,7 +698,7 @@ Executes a shell command with the timeout period specified. This API uses an asy
| ----------- | ------------------------------------------------------------ | ---- | ----------------------------- |
| cmd | string | Yes | Shell command string. |
| timeoutSecs | number | Yes | Command timeout period, in seconds.|
| callback | AsyncCallback\<[ShellCmdResult](js-apis-application-shellCmdResult.md#ShellCmdResult)> | Yes | Callback used to return a [ShellCmdResult](js-apis-application-shellCmdResult.md#ShellCmdResult) object. |
| callback | AsyncCallback\<[ShellCmdResult](js-apis-application-shellCmdResult.md#ShellCmdResult)> | Yes | Callback used to return the result. |
**Example**
......@@ -206,7 +717,7 @@ abilityDelegator.executeShellCommand(cmd, timeout, (err, data) => {
### executeShellCommand
executeShellCommand(cmd: string, timeoutSecs: number): Promise\<ShellCmdResult>
executeShellCommand(cmd: string, timeoutSecs?: number): Promise\<ShellCmdResult>;
Executes a shell command with the timeout period specified. This API uses a promise to return the result.
......
en/application-dev/reference/apis/js-apis-application-missionInfo.md
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# MissionInfo
> **NOTE**<br>
> **NOTE**
>
> The initial APIs of this module are supported since API version 8. Newly added APIs will be marked with a superscript to indicate their earliest API version.
## Modules to Import
......
en/application-dev/reference/apis/js-apis-appmanager.md
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# appManager
> ![icon-note.gif](public_sys-resources/icon-note.gif) **NOTE**
> **NOTE**
>
> The initial APIs of this module are supported since API version 7. Newly added APIs will be marked with a superscript to indicate their earliest API version.
......@@ -25,9 +26,9 @@ Checks whether this application is undergoing a stability test. This API uses an
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| callback | AsyncCallback&lt;boolean&gt; | No| Callback used to return the result. If the application is undergoing a stability test, **true** will be returned; otherwise, **false** will be returned.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| callback | AsyncCallback&lt;boolean&gt; | No| Callback used to return the result. If the application is undergoing a stability test, **true** will be returned; otherwise, **false** will be returned.|
**Example**
......@@ -49,9 +50,9 @@ Checks whether this application is undergoing a stability test. This API uses a
**Return value**
| Type| Description|
| -------- | -------- |
| Promise&lt;boolean&gt; | Promise used to return the result. If the application is undergoing a stability test, **true** will be returned; otherwise, **false** will be returned.|
| Type| Description|
| -------- | -------- |
| Promise&lt;boolean&gt; | Promise used to return the result. If the application is undergoing a stability test, **true** will be returned; otherwise, **false** will be returned.|
**Example**
......@@ -75,9 +76,9 @@ Checks whether this application is running on a RAM constrained device. This API
**Return value**
| Type| Description|
| -------- | -------- |
| Promise&lt;boolean&gt; | Promise used to return whether the application is running on a RAM constrained device. If the application is running on a RAM constrained device, **true** will be returned; otherwise, **false** will be returned.|
| Type| Description|
| -------- | -------- |
| Promise&lt;boolean&gt; | Promise used to return whether the application is running on a RAM constrained device. If the application is running on a RAM constrained device, **true** will be returned; otherwise, **false** will be returned.|
**Example**
......@@ -99,9 +100,9 @@ Checks whether this application is running on a RAM constrained device. This API
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| callback | AsyncCallback&lt;boolean&gt; | No| Callback used to return whether the application is running on a RAM constrained device. If the application is running on a RAM constrained device, **true** will be returned; otherwise, **false** will be returned.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| callback | AsyncCallback&lt;boolean&gt; | No| Callback used to return whether the application is running on a RAM constrained device. If the application is running on a RAM constrained device, **true** will be returned; otherwise, **false** will be returned.|
**Example**
......@@ -122,9 +123,9 @@ Obtains the memory size of this application. This API uses a promise to return t
**Return value**
| Type| Description|
| -------- | -------- |
| Promise&lt;number&gt; | Size of the application memory.|
| Type| Description|
| -------- | -------- |
| Promise&lt;number&gt; | Size of the application memory.|
**Example**
......@@ -146,9 +147,9 @@ Obtains the memory size of this application. This API uses an asynchronous callb
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| callback | AsyncCallback&lt;number&gt; | No| Size of the application memory.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| callback | AsyncCallback&lt;number&gt; | No| Size of the application memory.|
**Example**
......@@ -160,7 +161,7 @@ Obtains the memory size of this application. This API uses an asynchronous callb
```
## appManager.getProcessRunningInfos<sup>8+</sup>
getProcessRunningInfos(): Promise<Array\<ProcessRunningInfo>>;
getProcessRunningInfos(): Promise\<Array\<ProcessRunningInfo>>;
Obtains information about the running processes. This API uses a promise to return the result.
......@@ -168,9 +169,9 @@ Obtains information about the running processes. This API uses a promise to retu
**Return value**
| Type| Description|
| -------- | -------- |
| Promise<Array\<ProcessRunningInfo>> | Promise used to return the process information.|
| Type| Description|
| -------- | -------- |
| Promise\<Array\<ProcessRunningInfo>> | Promise used to return the process information.|
**Example**
......@@ -184,7 +185,7 @@ Obtains information about the running processes. This API uses a promise to retu
## appManager.getProcessRunningInfos<sup>8+</sup>
getProcessRunningInfos(callback: AsyncCallback<Array\<ProcessRunningInfo>>): void;
getProcessRunningInfos(callback: AsyncCallback\<Array\<ProcessRunningInfo>>): void;
Obtains information about the running processes. This API uses an asynchronous callback to return the result.
......@@ -192,9 +193,9 @@ Obtains information about the running processes. This API uses an asynchronous c
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| callback | AsyncCallback<Array\<ProcessRunningInfo>> | No| Callback used to return the process information.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| callback | AsyncCallback\<Array\<ProcessRunningInfo>> | No| Callback used to return the process information.|
**Example**
......
en/application-dev/reference/apis/js-apis-dataAbilityHelper.md
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# DataAbilityHelper Module (JavaScript SDK APIs)
# DataAbilityHelper
> ![icon-note.gif](public_sys-resources/icon-note.gif)**NOTE**
> **NOTE**
>
> The initial APIs of this module are supported since API version 7. Newly added APIs will be marked with a superscript to indicate their earliest API version.
## Modules to Import
......@@ -553,7 +554,7 @@ DAHelper.insert(
## DataAbilityHelper.batchInsert
batchInsert(uri: string, valuesBuckets: Array\<rdb.ValuesBucket>, callback: AsyncCallback\<number>): void
batchInsert(uri: string, valuesBuckets: Array<rdb.ValuesBucket>, callback: AsyncCallback\<number>): void
Inserts multiple data records into the database. This API uses an asynchronous callback to return the result.
......@@ -881,7 +882,7 @@ Calls the extended API of the Data ability. This API uses a promise to return th
| Type| Description|
|------ | ------- |
|Promise<[PacMap](#pacmap)> | Promise used to return the result.|
|Promise\<[PacMap](#pacmap)> | Promise used to return the result.|
**Example**
......
en/application-dev/reference/apis/js-apis-eventhub.md
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# EventHub
> ![icon-note.gif](public_sys-resources/icon-note.gif) **NOTE**
> **NOTE**
>
> The initial APIs of this module are supported since API 9. Newly added APIs will be marked with a superscript to indicate their earliest API version.
Implements event subscription, unsubscription, and triggering.
## Modules to Import
```js
import Ability from '@ohos.application.Ability'
```
## Usage
Before using any APIs in the **EventHub**, you must obtain an **EventHub** instance through the member variable **context** of the **Ability** instance.
```js
import Ability from '@ohos.application.Ability'
export default class MainAbility extends Ability {
......@@ -34,10 +38,10 @@ Subscribes to an event.
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| event | string | Yes| Event name.|
| callback | Function | Yes| Callback invoked when the event is triggered.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| event | string | Yes| Event name.|
| callback | Function | Yes| Callback invoked when the event is triggered.|
**Example**
......@@ -72,10 +76,10 @@ Unsubscribes from an event. If **callback** is specified, this API unsubscribes
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| event | string | Yes| Event name.|
| callback | Function | No| Callback for the event. If **callback** is unspecified, all callbacks of the event are unsubscribed.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| event | string | Yes| Event name.|
| callback | Function | No| Callback for the event. If **callback** is unspecified, all callbacks of the event are unsubscribed.|
**Example**
......@@ -110,10 +114,10 @@ Triggers an event.
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| event | string | Yes| Event name.|
| ...args | Object[] | Yes| Variable parameters, which are passed to the callback when the event is triggered.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| event | string | Yes| Event name.|
| ...args | Object[] | Yes| Variable parameters, which are passed to the callback when the event is triggered.|
**Example**
......
en/application-dev/reference/apis/js-apis-extensionAbilityInfo.md
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# ExtensionAbilityInfo
> **NOTE**<br/>
> **NOTE**
>
> The initial APIs of this module are supported since API version 9. API version 9 is a canary version for trial use. The APIs of this version may be unstable.
## Modules to Import
```js
import bundle from "@ohos.bundle";
```
## AbilityInfo
Provides the ability information.
......
en/application-dev/reference/apis/js-apis-extensionrunninginfo.md
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# ExtensionRunningInfo
> ![icon-note.gif](public_sys-resources/icon-note.gif) **NOTE**
> **NOTE**
>
> The initial APIs of this module are supported since API version 8. Newly added APIs will be marked with a superscript to indicate their earliest API version.
Provides extension running information.
## Modules to Import
```js
import abilitymanager from '@ohos.application.abilityManager';
```
## Usage
The extension running information is obtained through an **abilityManager** instance.
```
```js
import abilitymanager from '@ohos.application.abilityManager';
abilitymanager.getExtensionRunningInfos(upperLimit, (err,data) => {
console.log("getExtensionRunningInfos err: " + err + " data: " + JSON.stringify(data));
......@@ -43,7 +47,7 @@ Enumerates extension types.
**System capability**: SystemCapability.BundleManager.BundleFramework
| Name| Value| Description|
| Name| Value| Description|
| -------- | -------- | -------- |
| FORM | 0 | Extension information of the form type.< |
| WORK_SCHEDULER | 1 | Extension information of the work scheduler type.< |
......
en/application-dev/reference/apis/js-apis-formextensioncontext.md
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# FormExtensionContext
> ![icon-note.gif](public_sys-resources/icon-note.gif) **NOTE**<br/>
> **NOTE**
>
> The initial APIs of this module are supported since API version 8. Newly added APIs will be marked with a superscript to indicate their earliest API version.
Implements the context that provides the capabilities and APIs of **FormExtension**. This class is inherited from **ExtensionContext**.
## Modules to Import
```js
import FormExtension from "@ohos.application.FormExtension";
```
## FormExtensionContext.updateForm
updateForm(formId: string, formBindingData: formBindingData.FormBindingData, callback: AsyncCallback\<void>): void
......
en/application-dev/reference/apis/js-apis-formhost.md
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# FormHost
> **NOTE**<br/>
> **NOTE**
>
> The initial APIs of this module are supported since API version 8. Newly added APIs will be marked with a superscript to indicate their earliest API version.
Provides APIs related to the widget host.
......
en/application-dev/reference/apis/js-apis-formprovider.md
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# FormProvider
> **NOTE**<br>
> **NOTE**
>
> The initial APIs of this module are supported since API version 8. Newly added APIs will be marked with a superscript to indicate their earliest API version.
Provides APIs related to the widget provider.
......@@ -27,11 +28,11 @@ SystemCapability.Ability.Form
**Parameters**
| Name| Type | Mandatory| Description |
| ------ | ------ | ---- | ------------------------------------- |
| formId | string | Yes | ID of a widget. |
| minute | number | Yes | Refresh interval, in minutes. The value must be greater than or equal to 5. |
| callback | AsyncCallback&lt;void&gt; | Yes| Callback used to return the result.|
| Name| Type | Mandatory| Description |
| ------ | ------ | ---- | ------------------------------------- |
| formId | string | Yes | ID of a widget. |
| minute | number | Yes | Refresh interval, in minutes. The value must be greater than or equal to 5. |
| callback | AsyncCallback&lt;void&gt; | Yes| Callback used to return the result.|
**Example**
......@@ -56,16 +57,16 @@ SystemCapability.Ability.Form
**Parameters**
| Name| Type | Mandatory| Description |
| ------ | ------ | ---- | ------------------------------------- |
| formId | string | Yes | ID of a widget. |
| minute | number | Yes | Refresh interval, in minutes. The value must be greater than or equal to 5. |
| Name| Type | Mandatory| Description |
| ------ | ------ | ---- | ------------------------------------- |
| formId | string | Yes | ID of a widget. |
| minute | number | Yes | Refresh interval, in minutes. The value must be greater than or equal to 5. |
**Return value**
| Type | Description |
| ------------- | ---------------------------------- |
| Promise\<void> |Promise used to return the result. |
| Type | Description |
| ------------- | ---------------------------------- |
| Promise\<void> |Promise used to return the result. |
**Example**
......@@ -80,7 +81,7 @@ SystemCapability.Ability.Form
## updateForm
updateForm(formId: string, formBindingData: FormBindingData, callback: AsyncCallback&lt;void&gt;): void;
updateForm(formId: string, formBindingData: formBindingData.FormBindingData, callback: AsyncCallback&lt;void&gt;): void;
Updates a widget. This API uses an asynchronous callback to return the result.
......@@ -90,11 +91,11 @@ SystemCapability.Ability.Form
**Parameters**
| Name| Type | Mandatory| Description |
| ------ | ---------------------------------------------------------------------- | ---- | ---------------- |
| formId | string | Yes | ID of the widget to update.|
| formBindingData | [FormBindingData](js-apis-formbindingdata.md#formbindingdata) | Yes | Data to be used for the update. |
| callback | AsyncCallback&lt;void&gt; | Yes| Callback used to return the result.|
| Name| Type | Mandatory| Description |
| ------ | ---------------------------------------------------------------------- | ---- | ---------------- |
| formId | string | Yes | ID of the widget to update.|
| formBindingData | [FormBindingData](js-apis-formbindingdata.md#formbindingdata) | Yes | Data to be used for the update. |
| callback | AsyncCallback&lt;void&gt; | Yes| Callback used to return the result.|
**Example**
......@@ -111,7 +112,7 @@ SystemCapability.Ability.Form
## updateForm
updateForm(formId: string, formBindingData: FormBindingData): Promise&lt;void&gt;;
updateForm(formId: string, formBindingData: formBindingData.FormBindingData): Promise&lt;void&gt;;
Updates a widget. This API uses a promise to return the result.
......@@ -121,10 +122,10 @@ SystemCapability.Ability.Form
**Parameters**
| Name| Type | Mandatory| Description |
| ------ | ---------------------------------------------------------------------- | ---- | ---------------- |
| formId | string | Yes | ID of the widget to update.|
| formBindingData | [FormBindingData](js-apis-formbindingdata.md#formbindingdata) | Yes | Data to be used for the update. |
| Name| Type | Mandatory| Description |
| ------ | ---------------------------------------------------------------------- | ---- | ---------------- |
| formId | string | Yes | ID of the widget to update.|
| formBindingData | [FormBindingData](js-apis-formbindingdata.md#formbindingdata) | Yes | Data to be used for the update. |
**Return value**
......
en/application-dev/reference/apis/js-apis-missionManager.md
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# missionManager
> ![icon-note.gif](public_sys-resources/icon-note.gif) **NOTE**
> **NOTE**
>
> The initial APIs of this module are supported since API version 8. Newly added APIs will be marked with a superscript to indicate their earliest API version.
......@@ -26,15 +27,15 @@ Registers a listener to observe the mission status.
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| listener | MissionListener | Yes| Listener to register.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| listener | MissionListener | Yes| Listener to register.|
**Return value**
| Type| Description|
| -------- | -------- |
| number | Returns the index of the listener, which is created by the system and allocated when the mission status listener is registered. Each listener has a unique index.|
| Type| Description|
| -------- | -------- |
| number | Returns the unique index of the mission status listener, which is created by the system and allocated when the listener is registered.|
**Example**
......@@ -55,16 +56,16 @@ Registers a listener to observe the mission status.
unregisterMissionListener(listenerId: number, callback: AsyncCallback&lt;void&gt;): void;
Unregisters a mission status listener. This API uses an asynchronous callback to return the result.
Deregisters a mission status listener. This API uses an asynchronous callback to return the result.
**System capability**: SystemCapability.Ability.AbilityRuntime.Mission
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| listenerId | number | Yes| Index of the mission status listener to unregister. Each listener has a unique index, which is returned by **registerMissionListener**.|
| callback | AsyncCallback&lt;void&gt; | Yes| Callback used to return the result.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| listenerId | number | Yes| Unique index of the mission status listener to unregister. It is returned by **registerMissionListener**.|
| callback | AsyncCallback&lt;void&gt; | Yes| Callback used to return the result.|
**Example**
......@@ -88,21 +89,21 @@ Unregisters a mission status listener. This API uses an asynchronous callback to
unregisterMissionListener(listenerId: number): Promise&lt;void&gt;;
Unregisters a mission status listener. This API uses a promise to return the result.
Deregisters a mission status listener. This API uses a promise to return the result.
**System capability**: SystemCapability.Ability.AbilityRuntime.Mission
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| listenerId | number | Yes| Index of the mission status listener to unregister. Each listener has a unique index, which is returned by **registerMissionListener**.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| listenerId | number | Yes| Unique index of the mission status listener to unregister. It is returned by **registerMissionListener**.|
**Return value**
| Type| Description|
| -------- | -------- |
| Promise&lt;void&gt; | Promise used to return the result.|
| Type| Description|
| -------- | -------- |
| Promise&lt;void&gt; | Promise used to return the result.|
**Example**
......@@ -126,17 +127,17 @@ Unregisters a mission status listener. This API uses a promise to return the res
getMissionInfo(deviceId: string, missionId: number, callback: AsyncCallback&lt;MissionInfo&gt;): void;
Obtains the information of a given mission. This API uses an asynchronous callback to return the result.
Obtains the information about a given mission. This API uses an asynchronous callback to return the result.
**System capability**: SystemCapability.Ability.AbilityRuntime.Mission
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| deviceId | string | Yes| Device ID. It is a null string by default for the local device.|
| missionId | number | Yes| Mission ID.|
| callback | AsyncCallback&lt;[MissionInfo](#missioninfo)&gt; | Yes| Callback used to return the mission information obtained.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| deviceId | string | Yes| Device ID. It is a null string by default for the local device.|
| missionId | number | Yes| Mission ID.|
| callback | AsyncCallback&lt;[MissionInfo](#missioninfo)&gt; | Yes| Callback used to return the mission information obtained.|
**Example**
......@@ -159,22 +160,22 @@ Obtains the information of a given mission. This API uses an asynchronous callba
getMissionInfo(deviceId: string, missionId: number): Promise&lt;MissionInfo&gt;;
Obtains the information of a given mission. This API uses a promise to return the result.
Obtains the information about a given mission. This API uses a promise to return the result.
**System capability**: SystemCapability.Ability.AbilityRuntime.Mission
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| deviceId | string | Yes| Device ID. It is a null string by default for the local device.|
| missionId | number | Yes| Mission ID.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| deviceId | string | Yes| Device ID. It is a null string by default for the local device.|
| missionId | number | Yes| Mission ID.|
**Return value**
| Type| Description|
| -------- | -------- |
| Promise&lt;[MissionInfo](#missioninfo)&gt; | Promise used to return the mission information obtained.|
| Type| Description|
| -------- | -------- |
| Promise&lt;[MissionInfo](#missioninfo)&gt; | Promise used to return the mission information obtained.|
**Example**
......@@ -191,17 +192,17 @@ Obtains the information of a given mission. This API uses a promise to return th
getMissionInfos(deviceId: string, numMax: number, callback: AsyncCallback&lt;Array&lt;MissionInfo&gt;&gt;): void;
Obtains information of all missions. This API uses an asynchronous callback to return the result.
Obtains information about all missions. This API uses an asynchronous callback to return the result.
**System capability**: SystemCapability.Ability.AbilityRuntime.Mission
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| deviceId | string | Yes| Device ID. It is a null string by default for the local device.|
| numMax | number | Yes| Maximum number of missions whose information can be obtained.|
| callback | AsyncCallback&lt;Array&lt;[MissionInfo](#missioninfo)&gt;&gt; | Yes| Callback used to return the array of mission information obtained.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| deviceId | string | Yes| Device ID. It is a null string by default for the local device.|
| numMax | number | Yes| Maximum number of missions whose information can be obtained.|
| callback | AsyncCallback&lt;Array&lt;[MissionInfo](#missioninfo)&gt;&gt; | Yes| Callback used to return the array of mission information obtained.|
**Example**
......@@ -220,22 +221,22 @@ Obtains information of all missions. This API uses an asynchronous callback to r
getMissionInfos(deviceId: string, numMax: number): Promise&lt;Array&lt;MissionInfo&gt;&gt;;
Obtains information of all missions. This API uses a promise to return the result.
Obtains information about all missions. This API uses a promise to return the result.
**System capability**: SystemCapability.Ability.AbilityRuntime.Mission
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| deviceId | string | Yes| Device ID. It is a null string by default for the local device.|
| numMax | number | Yes| Maximum number of missions whose information can be obtained.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| deviceId | string | Yes| Device ID. It is a null string by default for the local device.|
| numMax | number | Yes| Maximum number of missions whose information can be obtained.|
**Return value**
| Type| Description|
| -------- | -------- |
| Promise&lt;Array&lt;[MissionInfo](#missioninfo)&gt;&gt; | Promise used to return the array of mission information obtained.|
| Type| Description|
| -------- | -------- |
| Promise&lt;Array&lt;[MissionInfo](#missioninfo)&gt;&gt; | Promise used to return the array of mission information obtained.|
**Example**
......@@ -258,11 +259,11 @@ Obtains the snapshot of a given mission. This API uses an asynchronous callback
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| deviceId | string | Yes| Device ID. It is a null string by default for the local device.|
| missionId | number | Yes| Mission ID.|
| callback | AsyncCallback&lt;[MissionSnapshot](js-apis-application-MissionSnapshot.md)&gt; | Yes| Callback used to return the snapshot information obtained.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| deviceId | string | Yes| Device ID. It is a null string by default for the local device.|
| missionId | number | Yes| Mission ID.|
| callback | AsyncCallback&lt;[MissionSnapshot](js-apis-application-MissionSnapshot.md)&gt; | Yes| Callback used to return the snapshot information obtained.|
**Example**
......@@ -293,16 +294,16 @@ Obtains the snapshot of a given mission. This API uses a promise to return the r
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| deviceId | string | Yes| Device ID. It is a null string by default for the local device.|
| missionId | number | Yes| Mission ID.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| deviceId | string | Yes| Device ID. It is a null string by default for the local device.|
| missionId | number | Yes| Mission ID.|
**Return value**
| Type| Description|
| -------- | -------- |
| Promise&lt;[MissionSnapshot](js-apis-application-MissionSnapshot.md)&gt; | Promise used to return the snapshot information obtained.|
| Type| Description|
| -------- | -------- |
| Promise&lt;[MissionSnapshot](js-apis-application-MissionSnapshot.md)&gt; | Promise used to return the snapshot information obtained.|
**Example**
......@@ -331,10 +332,10 @@ Locks a given mission. This API uses an asynchronous callback to return the resu
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| missionId | number | Yes| Mission ID.|
| callback | AsyncCallback&lt;void&gt; | Yes| Callback used to return the result.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| missionId | number | Yes| Mission ID.|
| callback | AsyncCallback&lt;void&gt; | Yes| Callback used to return the result.|
**Example**
......@@ -364,15 +365,15 @@ Locks a given mission. This API uses a promise to return the result.
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| missionId | number | Yes| Mission ID.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| missionId | number | Yes| Mission ID.|
**Return value**
| Type| Description|
| -------- | -------- |
| Promise&lt;void&gt; | Promise used to return the result.|
| Type| Description|
| -------- | -------- |
| Promise&lt;void&gt; | Promise used to return the result.|
**Example**
......@@ -435,15 +436,15 @@ Unlocks a given mission. This API uses a promise to return the result.
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| missionId | number | Yes| Mission ID.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| missionId | number | Yes| Mission ID.|
**Return value**
| Type| Description|
| -------- | -------- |
| Promise&lt;void&gt; | Promise used to return the result.|
| Type| Description|
| -------- | -------- |
| Promise&lt;void&gt; | Promise used to return the result.|
**Example**
......@@ -476,10 +477,10 @@ Clears a given mission, regardless of whether it is locked. This API uses an asy
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| missionId | number | Yes| Mission ID.|
| callback | AsyncCallback&lt;void&gt; | Yes| Callback used to return the result.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| missionId | number | Yes| Mission ID.|
| callback | AsyncCallback&lt;void&gt; | Yes| Callback used to return the result.|
**Example**
......@@ -509,15 +510,15 @@ Clears a given mission, regardless of whether it is locked. This API uses a prom
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| missionId | number | Yes| Mission ID.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| missionId | number | Yes| Mission ID.|
**Return value**
| Type| Description|
| -------- | -------- |
| Promise&lt;void&gt; | Promise used to return the result.|
| Type| Description|
| -------- | -------- |
| Promise&lt;void&gt; | Promise used to return the result.|
**Example**
......@@ -566,9 +567,9 @@ Clears all unlocked missions. This API uses a promise to return the result.
**Return value**
| Type| Description|
| -------- | -------- |
| Promise&lt;void&gt; | Promise used to return the result.|
| Type| Description|
| -------- | -------- |
| Promise&lt;void&gt; | Promise used to return the result.|
**Example**
......@@ -590,10 +591,10 @@ Switches a given mission to the foreground. This API uses an asynchronous callba
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| missionId | number | Yes| Mission ID.|
| callback | AsyncCallback&lt;void&gt; | Yes| Callback used to return the result.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| missionId | number | Yes| Mission ID.|
| callback | AsyncCallback&lt;void&gt; | Yes| Callback used to return the result.|
**Example**
......@@ -623,11 +624,11 @@ Switches a given mission to the foreground, with the startup parameters for the
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| missionId | number | Yes| Mission ID.|
| options | StartOptions | Yes| Startup parameters, which are used to specify the window mode and device ID for switching the mission to the foreground.|
| callback | AsyncCallback&lt;void&gt; | Yes| Callback used to return the result.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| missionId | number | Yes| Mission ID.|
| options | StartOptions | Yes| Startup parameters, which are used to specify the window mode and device ID for switching the mission to the foreground.|
| callback | AsyncCallback&lt;void&gt; | Yes| Callback used to return the result.|
**Example**
......@@ -657,16 +658,16 @@ Switches a given mission to the foreground, with the startup parameters for the
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| missionId | number | Yes| Mission ID.|
| options | StartOptions | No| Startup parameters, which are used to specify the window mode and device ID for switching the mission to the foreground.|
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| missionId | number | Yes| Mission ID.|
| options | StartOptions | No| Startup parameters, which are used to specify the window mode and device ID for switching the mission to the foreground.|
**Return value**
| Type| Description|
| -------- | -------- |
| Promise&lt;void&gt; | Promise used to return the result.|
| Type| Description|
| -------- | -------- |
| Promise&lt;void&gt; | Promise used to return the result.|
**Example**
......@@ -684,20 +685,3 @@ Switches a given mission to the foreground, with the startup parameters for the
console.log(err);
});
```
## MissionInfo
Describes the mission information.
**System capability**: SystemCapability.Ability.AbilityBase
| Name| Type| Readable| Writable| Description|
| -------- | -------- | -------- | -------- | -------- |
| missionId | number | Yes| Yes| Mission ID.|
| runningState | number | Yes| Yes| Running state of the mission.|
| lockedState | boolean | Yes| Yes| Locked state of the mission.|
| timestamp | string | Yes| Yes| Latest time when the mission was created or updated.|
| want | [Want](js-apis-featureAbility.md#want) | Yes| Yes| **Want** information of the mission.|
| label | string | Yes| Yes| Label of the mission.|
| iconPath | string | Yes| Yes| Path of the mission icon.|
| continuable | boolean | Yes| Yes| Whether the mission is continuable.|
en/application-dev/reference/apis/js-apis-permissionrequestresult.md
浏览文件 @ 2c7230b4
# PermissionRequestResult
> ![icon-note.gif](public_sys-resources/icon-note.gif) **NOTE**
> **NOTE**
>
> The initial APIs of this module are supported since API 9. Newly added APIs will be marked with a superscript to indicate their earliest API version.
Provides the permission request result.
## Modules to Import
```js
import Ability from '@ohos.application.Ability'
```
## Attributes
**System capability**: SystemCapability.Ability.AbilityRuntime.Core
| Name| Type| Readable| Writable| Description|
| Name| Type| Readable| Writable| Description|
| -------- | -------- | -------- | -------- | -------- |
| permissions | Array&lt;string&gt; | Yes| No| Permissions requested.|
| authResults | Array&lt;number&gt; | Yes| No| Whether the requested permissions are granted or denied. The value **0** means that the requests permissions are granted, and **-1** means the opposite. |
en/application-dev/reference/apis/js-apis-processrunninginfo.md
浏览文件 @ 2c7230b4
# ProcessRunningInfo
> ![icon-note.gif](public_sys-resources/icon-note.gif) **NOTE**
> **NOTE**
>
> The initial APIs of this module are supported since API version 8. Newly added APIs will be marked with a superscript to indicate their earliest API version.
Provides process running information.
## Modules to Import
```js
import appManager from '@ohos.application.appManager'
```
## Usage
The process running information is obtained through an **appManager** instance.
```js
import appManager from '@ohos.application.appManager';
appManager.getProcessRunningInfos((error,data) => {
......@@ -26,7 +30,7 @@ appManager.getProcessRunningInfos((error,data) => {
**System capability**: SystemCapability.Ability.AbilityRuntime.Core
| Name| Type| Readable| Writable| Description|
| Name| Type| Readable| Writable| Description|
| -------- | -------- | -------- | -------- | -------- |
| pid | number | Yes| No| Process ID.|
| uid | number | Yes| No| User ID.|
......
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