diff --git a/zh-cn/application-dev/reference/apis/js-apis-bluetooth.md b/zh-cn/application-dev/reference/apis/js-apis-bluetooth.md index 424a51db8e5c4053ca2ea4ad3e32dd6d66ede2c8..c07d60d16a4c9c1ef445d1ec93a98fa8b8b52188 100644 --- a/zh-cn/application-dev/reference/apis/js-apis-bluetooth.md +++ b/zh-cn/application-dev/reference/apis/js-apis-bluetooth.md @@ -222,12 +222,12 @@ cancelPairedDevice(deviceId: string): boolean 删除配对的远程设备。 +此接口为系统接口。 + **需要权限**：ohos.permission.DISCOVER_BLUETOOTH **系统能力**：SystemCapability.Communication.Bluetooth.Core。 -**系统API**：该接口为系统接口，三方应用不支持调用。 - **参数：** | 参数名 | 类型 | 必填 | 说明 | @@ -388,7 +388,7 @@ startBluetoothDiscovery(): boolean 开启蓝牙扫描，可以发现远端设备。 -**需要权限**：ohos.permission.USE_BLUETOOTH；ohos.permission.LOCATION +**需要权限**：ohos.permission.DISCOVER_BLUETOOTH；ohos.permission.LOCATION **系统能力**：SystemCapability.Communication.Bluetooth.Core。 @@ -1143,7 +1143,7 @@ startBLEScan(filters: Array<ScanFilter>, options?: ScanOptions): void 发起BLE扫描流程。 -**需要权限**：ohos.permission.DISCOVER_BLUETOOTH；ohos.permission.MANAGE_BLUETOOTH； ohos.permission.LOCATION +**需要权限**：ohos.permission.DISCOVER_BLUETOOTH；ohos.permission.MANAGE_BLUETOOTH；ohos.permission.LOCATION **系统能力**：SystemCapability.Communication.Bluetooth.Core。 @@ -1422,7 +1422,7 @@ a2dpSrc.on('connectionStateChange', onReceiveEvent); ### off('connectionStateChange')8+ -off(type: "connectionStateChange", callback: Callback<[StateChangeParam](#StateChangeParam)>): void +off(type: "connectionStateChange", callback?: Callback<[StateChangeParam](#StateChangeParam)>): void 取消订阅a2dp连接状态变化事件。 @@ -1451,12 +1451,14 @@ a2dpSrc.off('connectionStateChange', onReceiveEvent); ``` -### getPlayingState +### getPlayingState9+ getPlayingState(device: string): PlayingState 获取设备的播放状态。 +**需要权限**：ohos.permission.USE_BLUETOOTH + **系统能力**：SystemCapability.Communication.Bluetooth.Core。 **参数：** @@ -1576,7 +1578,7 @@ hfpAg.on('connectionStateChange', onReceiveEvent); ### off('connectionStateChange')8+ -off(type: "connectionStateChange", callback: Callback<[StateChangeParam](#StateChangeParam)>): void +off(type: "connectionStateChange", callback?: Callback<[StateChangeParam](#StateChangeParam)>): void 取消订阅HFP连接状态变化事件。 @@ -1616,12 +1618,12 @@ connect(device: string): boolean 连接设备的HidHost服务。 +此接口为系统接口。 + **需要权限**：ohos.permission.DISCOVER_BLUETOOTH **系统能力**：SystemCapability.Communication.Bluetooth.Core。 -**系统API**：该接口为系统接口，三方应用不支持调用。 - **参数：** | 参数名 | 类型 | 必填 | 说明 | @@ -1648,12 +1650,12 @@ disconnect(device: string): boolean 断开连接设备的HidHost服务。 +此接口为系统接口。 + **需要权限**：ohos.permission.DISCOVER_BLUETOOTH **系统能力**：SystemCapability.Communication.Bluetooth.Core。 -**系统API**：该接口为系统接口，三方应用不支持调用。 - **参数：** | 参数名 | 类型 | 必填 | 说明 | @@ -1706,7 +1708,7 @@ hidHost.on('connectionStateChange', onReceiveEvent); ### off('connectionStateChange')9+ -off(type: "connectionStateChange", callback: Callback<[StateChangeParam](#StateChangeParam)>): void +off(type: "connectionStateChange", callback?: Callback<[StateChangeParam](#StateChangeParam)>): void 取消订阅HidHost连接状态变化事件。 @@ -1964,6 +1966,15 @@ server端特征值发生变化时，主动通知已连接的client设备。 **示例：** ```js +// 创建descriptors +let descriptors = []; +let arrayBuffer = new ArrayBuffer(8); +let descV = new Uint8Array(arrayBuffer); +descV[0] = 11; +let descriptor = {serviceUuid: '00001810-0000-1000-8000-00805F9B34FB', + characteristicUuid: '00001820-0000-1000-8000-00805F9B34FB', + descriptorUuid: '00001830-0000-1000-8000-00805F9B34FB', descriptorValue: arrayBuffer}; +descriptors[0] = descriptor; let arrayBufferC = new ArrayBuffer(8); let characteristic = {serviceUuid: '00001810-0000-1000-8000-00805F9B34FB', characteristicUuid: '00001820-0000-1000-8000-00805F9B34FB', characteristicValue: arrayBufferC, descriptors:descriptors}; @@ -2542,14 +2553,9 @@ client端获取蓝牙低功耗设备的所有服务，即服务发现。 ```js // Promise 模式 -let device = bluetooth.BLE.createGattClientDevice('XX:XX:XX:XX:XX:XX'); -device.connect(); -var services = device.getServices(); -console.log("bluetooth services size is ", services.length); - -for (let i = 0; i < services.length; i++) { - console.log('bluetooth serviceUuid is ' + services[i].serviceUuid); -} +gattClientDevice.getServices().then(result => { + console.info("getServices successfully:" + JSON.stringify(result)); +}); ``` @@ -2882,6 +2888,15 @@ setNotifyCharacteristicChanged(characteristic: BLECharacteristic, enable: boolea **示例：** ```js +// 创建descriptors +let descriptors = []; +let arrayBuffer = new ArrayBuffer(8); +let descV = new Uint8Array(arrayBuffer); +descV[0] = 11; +let descriptor = {serviceUuid: '00001810-0000-1000-8000-00805F9B34FB', + characteristicUuid: '00001820-0000-1000-8000-00805F9B34FB', + descriptorUuid: '00001830-0000-1000-8000-00805F9B34FB', descriptorValue: arrayBuffer}; +descriptors[0] = descriptor; let arrayBufferC = new ArrayBuffer(8); let characteristic = {serviceUuid: '00001810-0000-1000-8000-00805F9B34FB', characteristicUuid: '00001820-0000-1000-8000-00805F9B34FB', characteristicValue: arrayBufferC, descriptors:descriptors}; diff --git a/zh-cn/application-dev/reference/apis/js-apis-system-bluetooth.md b/zh-cn/application-dev/reference/apis/js-apis-system-bluetooth.md index 1ea5c7c26ae544f2519c3a57c15e93cd00c4de10..0c8c37bc566b7d3ac6f8cd0193b71db734930eb0 100644 --- a/zh-cn/application-dev/reference/apis/js-apis-system-bluetooth.md +++ b/zh-cn/application-dev/reference/apis/js-apis-system-bluetooth.md @@ -37,6 +37,7 @@ import bluetooth from '@system.bluetooth'; ``` bluetooth.startBLEScan({ + interval:0, success() { console.log('call bluetooth.startBLEScan success.'); }, @@ -71,7 +72,6 @@ import bluetooth from '@system.bluetooth'; ``` bluetooth.stopBLEScan({ - interval:0, success() { console.log('call bluetooth.stopBLEScan success.'); }, @@ -120,19 +120,12 @@ import bluetooth from '@system.bluetooth'; **示例：** ``` - bluetooth.startBLEScan({ - success() { - bluetooth.subscribeBLEFound({ - success(data) { - const [device] = data.devices; - if (!!device) { - bluetooth.stopBLEScan(); - } - } - }); + bluetooth.subscribeBLEFound({ + success(data) { + console.log('call bluetooth.subscribeBLEFound success, data: ${data}.'); }, - fail(code, data) { - console.log('Failed to start BLE device scan, code: ${code}, data: ${data}'); + fail(data, code) { + console.log('call bluetooth.startBLEScan failed, data: ${data}, code: ${code}.'); } }); ```