harmony 鸿蒙@ohos.bluetooth.hfp (Bluetooth hfp Module)
@ohos.bluetooth.hfp (Bluetooth hfp Module)
The hfp module provides APIs for using the Bluetooth Hands-Free Profile (HFP).
NOTE
The initial APIs of this module are supported since API version 10. Newly added APIs will be marked with a superscript to indicate their earliest API version.
Modules to Import
import hfp from '@ohos.bluetooth.hfp';
hfp.createHfpAgProfile
createHfpAgProfile(): HandsFreeAudioGatewayProfile
Creates an HfpAgProfile instance.
System capability: SystemCapability.Communication.Bluetooth.Core
Return value
Type | Description |
---|---|
HandsFreeAudioGatewayProfile | HfpAgProfile instance created. |
Example
import { BusinessError } from '@ohos.base';
try {
let hfpAgProfile = hfp.createHfpAgProfile();
console.info('hfpAg success');
} catch (err) {
console.error('errCode: ' + (err as BusinessError).code + ', errMessage: ' + (err as BusinessError).message);
}
HandsFreeAudioGatewayProfile
Before using any API of HandsFreeAudioGatewayProfile, you need to create an instance of this class by using createHfpAgProfile().
connect
connect(deviceId: string): void
Connects to a hands-free device.
System API: This is a system API.
Required permissions: ohos.permission.ACCESS_BLUETOOTH
System capability: SystemCapability.Communication.Bluetooth.Core
Parameters
Name | Type | Mandatory | Description |
---|---|---|---|
deviceId | string | Yes | Address of the remote device. |
Error codes
For details about the error codes, see Bluetooth Error Codes.
ID | Error Message |
---|---|
2900001 | Service stopped. |
2900003 | Bluetooth switch is off. |
2900004 | Profile is not supported. |
2900099 | Operation failed. |
Example
import { BusinessError } from '@ohos.base';
try {
let hfpAg = hfp.createHfpAgProfile();
hfpAg.connect('XX:XX:XX:XX:XX:XX');
} catch (err) {
console.error('errCode: ' + (err as BusinessError).code + ', errMessage: ' + (err as BusinessError).message);
}
disconnect
disconnect(deviceId: string): void
Disconnects from a hands-free device.
System API: This is a system API.
Required permissions: ohos.permission.ACCESS_BLUETOOTH
System capability: SystemCapability.Communication.Bluetooth.Core
Parameters
Name | Type | Mandatory | Description |
---|---|---|---|
deviceId | string | Yes | Address of the remote device. |
Error codes
For details about the error codes, see Bluetooth Error Codes.
ID | Error Message |
---|---|
2900001 | Service stopped. |
2900003 | Bluetooth switch is off. |
2900004 | Profile is not supported. |
2900099 | Operation failed. |
Example
import { BusinessError } from '@ohos.base';
try {
let hfpAg = hfp.createHfpAgProfile();
hfpAg.disconnect('XX:XX:XX:XX:XX:XX');
} catch (err) {
console.error('errCode: ' + (err as BusinessError).code + ', errMessage: ' + (err as BusinessError).message);
}
你可能感兴趣的鸿蒙文章
harmony 鸿蒙System Common Events (To Be Deprecated Soon)
harmony 鸿蒙System Common Events
harmony 鸿蒙API Reference Document Description
harmony 鸿蒙Enterprise Device Management Overview (for System Applications Only)
harmony 鸿蒙BundleStatusCallback
harmony 鸿蒙@ohos.bundle.innerBundleManager (innerBundleManager)
harmony 鸿蒙@ohos.distributedBundle (Distributed Bundle Management)
harmony 鸿蒙@ohos.bundle (Bundle)
harmony 鸿蒙@ohos.enterprise.EnterpriseAdminExtensionAbility (EnterpriseAdminExtensionAbility)
- 所属分类: 后端技术
- 本文标签:
热门推荐
-
2、 - 优质文章
-
3、 gate.io
-
8、 golang
-
9、 openharmony
-
10、 Vue中input框自动聚焦