From f23fa0a87dfaab35bbd1ff443b4eac3a728e5211 Mon Sep 17 00:00:00 2001 From: lverpeng Date: Wed, 29 Jun 2022 21:17:34 +0800 Subject: [PATCH] =?UTF-8?q?=E7=A4=BA=E4=BE=8B=E4=BB=A3=E7=A0=81=EF=BC=8C?= =?UTF-8?q?=E6=8E=A5=E5=8F=A3=E5=AE=8C=E6=95=B4=E6=80=A7=E6=B5=8B=E8=AF=95?= =?UTF-8?q?docs=E4=BF=AE=E6=94=B9?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: lverpeng --- .../reference/apis/js-apis-bluetooth.md | 45 +++++++++++++------ .../apis/js-apis-system-bluetooth.md | 17 +++---- 2 files changed, 37 insertions(+), 25 deletions(-) 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 edab2c029b..a576c5494a 100644 --- a/zh-cn/application-dev/reference/apis/js-apis-bluetooth.md +++ b/zh-cn/application-dev/reference/apis/js-apis-bluetooth.md @@ -233,6 +233,8 @@ 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。 @@ -397,7 +399,7 @@ 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。 @@ -1125,7 +1127,7 @@ 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。 @@ -1396,7 +1398,7 @@ A2dpSourceProfile.on('connectionStateChange', onReceiveEvent); ### A2dpSourceProfile.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。 @@ -1423,12 +1425,14 @@ A2dpSourceProfile.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：** @@ -1551,7 +1555,7 @@ HandsFreeAudioGatewayProfile.on('connectionStateChange', onReceiveEvent); ### HandsFreeAudioGatewayProfile.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。 @@ -1807,6 +1811,16 @@ 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}; @@ -2385,14 +2399,9 @@ 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)); +}); ``` @@ -2725,6 +2734,16 @@ 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 56d31795e0..8c47784a03 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 @@ -130,19 +130,12 @@ ohos.permission.MANAGE_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}.'); } }); ``` -- GitLab