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Signed-off-by: NAnnie_wang <annie.wangli@huawei.com>
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en/application-dev/reference/apis/js-apis-wifi.md
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# WLAN
> ![icon-note.gif](public_sys-resources/icon-note.gif) **NOTE**<br/>
> **NOTE**<br>
> The initial APIs of this module are supported since API version 6. Newly added APIs will be marked with a superscript to indicate their earliest API version.
......@@ -16,13 +16,11 @@ isWifiActive(): boolean
Checks whether the WLAN is activated.
- Required permissions:
ohos.permission.GET_WIFI_INFO
**Required permissions**: ohos.permission.GET_WIFI_INFO
- System capability:
SystemCapability.Communication.WiFi.STA
**System capability**: SystemCapability.Communication.WiFi.STA
- Return value
**Return value**
| **Type**| **Description**|
| -------- | -------- |
| boolean | Returns **true** if the WLAN is activated; returns **false** otherwise.|
......@@ -34,13 +32,11 @@ scan(): boolean
Starts a scan for WLAN.
- Required permissions:
ohos.permission.SET_WIFI_INFO and ohos.permission.LOCATION
**Required permissions**: ohos.permission.SET_WIFI_INFO and ohos.permission.LOCATION
- System capability:
SystemCapability.Communication.WiFi.STA
**System capability**: SystemCapability.Communication.WiFi.STA
- Return value
**Return value**
| **Type**| **Description**|
| -------- | -------- |
| boolean | Returns **true** if the scan is successful; returns **false** otherwise.|
......@@ -52,13 +48,11 @@ getScanInfos(): Promise&lt;Array&lt;WifiScanInfo&gt;&gt;
Obtains the scan result. This method uses a promise to return the result.
- Required permissions:
ohos.permission.GET_WIFI_INFO, ohos.permission.GET_WIFI_PEERS_MAC, or ohos.permission.LOCATION
**Required permissions**: ohos.permission.GET_WIFI_INFO, ohos.permission.GET_WIFI_PEERS_MAC, or ohos.permission.LOCATION
- System capability:
SystemCapability.Communication.WiFi.STA
**System capability**: SystemCapability.Communication.WiFi.STA
- Return value
**Return value**
| **Type**| **Description**|
| -------- | -------- |
| Promise&lt;&nbsp;Array&lt;[WifiScanInfo](#wifiscaninfo)&gt;&nbsp;&gt; | Promise used to return the scan result, which is a list of hotspots detected.|
......@@ -70,18 +64,16 @@ getScanInfos(callback: AsyncCallback&lt;Array&lt;WifiScanInfo&gt;&gt;): void
Obtains the scan result. This method uses an asynchronous callback to return the result.
- Required permissions:
ohos.permission.GET_WIFI_INFO, ohos.permission.GET_WIFI_PEERS_MAC, or ohos.permission.LOCATION
**Required permissions**: at least one of ohos.permission.GET_WIFI_INFO, ohos.permission.GET_WIFI_PEERS_MAC, and ohos.permission.LOCATION
- System capability:
SystemCapability.Communication.WiFi.STA
**System capability**: SystemCapability.Communication.WiFi.STA
- Parameters
**Parameters**
| **Name**| **Type**| **Mandatory**| **Description**|
| -------- | -------- | -------- | -------- |
| callback | AsyncCallback&lt;&nbsp;Array&lt;[WifiScanInfo](#wifiscaninfo)&gt;&gt; | Yes| Callback invoked to return the result, which is a list of hotspots detected.|
- Example
**Example**
```js
import wifi from '@ohos.wifi';
......@@ -160,18 +152,18 @@ addUntrustedConfig(config: WifiDeviceConfig): Promise&lt;boolean&gt;
Adds untrusted WLAN configuration. This method uses a promise to return the result.
- Required permissions:
**Required permissions**:
ohos.permission.SET_WIFI_INFO
- System capability:
**System capability**:
SystemCapability.Communication.WiFi.STA
- Parameters
**Parameters**
| **Name**| **Type**| **Mandatory**| **Description**|
| -------- | -------- | -------- | -------- |
| config | [WifiDeviceConfig](#WifiDeviceConfig) | Yes| WLAN configuration to add.|
- Return value
**Return value**
| **Type**| **Description**|
| -------- | -------- |
| Promise&lt;boolean&gt; | Promise used to return the operation result. The value **true** indicates that the operation is successful; **false** indicates the opposite.|
......@@ -182,7 +174,7 @@ Represents the WLAN configuration.
| **Name**| **Type**| **Readable/Writable**| **Description**|
| -------- | -------- | -------- | -------- |
| ssid | string | Read only| Hotspot service set identifier (SSID), in UTF-8 format.|
| ssid | string | Read only| Hotspot SSID, in UTF-8 format.|
| bssid | string | Read only| BSSID of the hotspot.|
| preSharedKey | string | Read only| Private key of the hotspot.|
| isHiddenSsid | boolean | Read only| Whether to hide the network.|
......@@ -195,13 +187,11 @@ addUntrustedConfig(config: WifiDeviceConfig, callback: AsyncCallback&lt;boolean&
Adds untrusted WLAN configuration. This method uses an asynchronous callback to return the result.
- Required permissions:
ohos.permission.SET_WIFI_INFO
**Required permissions**: ohos.permission.SET_WIFI_INFO
- System capability:
SystemCapability.Communication.WiFi.STA
**System capability**: SystemCapability.Communication.WiFi.STA
- Parameters
**Parameters**
| **Name**| **Type**| **Mandatory**| **Description**|
| -------- | -------- | -------- | -------- |
| config | [WifiDeviceConfig](#WifiDeviceConfig) | Yes| WLAN configuration to add.|
......@@ -214,18 +204,16 @@ removeUntrustedConfig(config: WifiDeviceConfig): Promise&lt;boolean&gt;
Removes untrusted WLAN configuration. This method uses a promise to return the result.
- Required permissions:
ohos.permission.SET_WIFI_INFO
**Required permissions**: ohos.permission.SET_WIFI_INFO
- System capability:
SystemCapability.Communication.WiFi.STA
**System capability**: SystemCapability.Communication.WiFi.STA
- Parameters
**Parameters**
| **Name**| **Type**| **Mandatory**| **Description**|
| -------- | -------- | -------- | -------- |
| config | [WifiDeviceConfig](#WifiDeviceConfig) | Yes| WLAN configuration to remove.|
- Return value
**Return value**
| **Type**| **Description**|
| -------- | -------- |
| Promise&lt;boolean&gt; | Promise used to return the operation result. The value **true** indicates that the operation is successful; **false** indicates the opposite.|
......@@ -237,13 +225,11 @@ removeUntrustedConfig(config: WifiDeviceConfig, callback: AsyncCallback&lt;boole
Removes untrusted WLAN configuration. This method uses an asynchronous callback to return the result.
- Required permissions:
ohos.permission.SET_WIFI_INFO
**Required permissions**: ohos.permission.SET_WIFI_INFO
- System capability:
SystemCapability.Communication.WiFi.STA
**System capability**: SystemCapability.Communication.WiFi.STA
- Parameters
**Parameters**
| **Name**| **Type**| **Mandatory**| **Description**|
| -------- | -------- | -------- | -------- |
| config | [WifiDeviceConfig](#WifiDeviceConfig) | Yes| WLAN configuration to remove.|
......@@ -256,19 +242,17 @@ getSignalLevel(rssi: number, band: number): number
Obtains the WLAN signal strength.
- Required permissions:
ohos.permission.GET_WIFI_INFO
**Required permissions**: ohos.permission.GET_WIFI_INFO
- System capability:
SystemCapability.Communication.WiFi.STA
**System capability**: SystemCapability.Communication.WiFi.STA
- **Parameters**
**Parameters**
| **Name**| **Type**| **Mandatory**| **Description**|
| -------- | -------- | -------- | -------- |
| rssi | number | Yes| Signal strength of the hotspot, in dBm.|
| band | number | Yes| Frequency band of the WLAN AP.|
- Return value
**Return value**
| **Type**| **Description**|
| -------- | -------- |
| number | Signal strength obtained. The value range is [0,&nbsp;4].|
......@@ -280,13 +264,11 @@ getLinkedInfo(): Promise&lt;WifiLinkedInfo&gt;
Obtains WLAN connection information. This method uses a promise to return the result.
- Required permissions:
ohos.permission.GET_WIFI_INFO
**Required permissions**: ohos.permission.GET_WIFI_INFO
- System capability:
SystemCapability.Communication.WiFi.STA
**System capability**: SystemCapability.Communication.WiFi.STA
- Return value
**Return value**
| Type| Description|
| -------- | -------- |
| Promise&lt;[WifiLinkedInfo](#WifiLinkedInfo)&gt; | Promise used to return the WLAN connection information obtained.|
......@@ -298,18 +280,16 @@ getLinkedInfo(callback: AsyncCallback&lt;WifiLinkedInfo&gt;): void
Obtains WLAN connection information. This method uses a callback to return the result.
- Required permissions:
ohos.permission.GET_WIFI_INFO
**Required permissions**: ohos.permission.GET_WIFI_INFO
- System capability:
SystemCapability.Communication.WiFi.STA
**System capability**: SystemCapability.Communication.WiFi.STA
- Parameters
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| callback | AsyncCallback&lt;[WifiLinkedInfo](#WifiLinkedInfo)&gt; | Yes| Callback invoked to return the WLAN connection information obtained.|
- Example
**Example**
```js
import wifi from '@ohos.wifi';
......@@ -342,7 +322,7 @@ Represents the WLAN connection information.
| linkSpeed | number | Read only| Speed of the WLAN AP.|
| frequency | number | Read only| Frequency of the WLAN AP.|
| isHidden | boolean | Read only| Whether the WLAN AP is hidden.|
| isRestricted | boolean | Read only| Whether data volume is restricted at the WLAN AP.|
| isRestricted | boolean | Read only| Whether to restrict data volume at the WLAN AP.|
| macAddress | string | Read only| MAC address of the device.|
| ipAddress | number | Read only| IP address of the device that sets up the WLAN connection.|
| connState | [ConnState](#ConnState) | Read only| WLAN connection state.|
......@@ -370,13 +350,11 @@ isConnected(): boolean
Checks whether the WLAN is connected.
- Required permissions:
ohos.permission.GET_WIFI_INFO
**Required permissions**: ohos.permission.GET_WIFI_INFO
- System capability:
SystemCapability.Communication.WiFi.STA
**System capability**: SystemCapability.Communication.WiFi.STA
- Return value
**Return value**
| **Type**| **Description**|
| -------- | -------- |
| boolean | Returns **true** if the WLAN is connected; returns **false** otherwise.|
......@@ -388,35 +366,35 @@ isFeatureSupported(featureId: number): boolean
Checks whether the device supports the specified WLAN feature.
- Required permissions:
ohos.permission.GET_WIFI_INFO
**Required permissions**: ohos.permission.GET_WIFI_INFO
- System capability:
SystemCapability.Communication.WiFi.Core
**System capability**: SystemCapability.Communication.WiFi.Core
**Parameters**
- **Parameters**
| **Name**| **Type**| Mandatory| **Description**|
| -------- | -------- | -------- | -------- |
| featureId | number | Yes| Feature ID.|
- Return value
**Return value**
| **Type**| **Description**|
| -------- | -------- |
| boolean | Returns **true** if the feature is supported; returns **false** otherwise.|
- Enumerates the WLAN features.
| Value| Description|
| -------- | -------- |
| 0x0001 | WLAN infrastructure mode|
| 0x0002 | 5 GHz bandwidth|
| 0x0004 | Generic Advertisement Service (GAS)/Access Network Query Protocol (ANQP) feature|
| 0x0008 | Wi-Fi Direct|
| 0x0010 | SoftAP|
| 0x0040 | Wi-Fi AWare|
| 0x8000 | WLAN AP/STA concurrency|
| 0x8000000 | WPA3 Personal (WPA-3 SAE)|
| 0x10000000 | WPA3-Enterprise&nbsp;Suite-B |
| 0x20000000 | Enhanced open feature|
**Feature IDs**
| Value| Description|
| -------- | -------- |
| 0x0001 | WLAN infrastructure mode|
| 0x0002 | 5 GHz bandwidth|
| 0x0004 | Generic Advertisement Service (GAS)/Access Network Query Protocol (ANQP) feature|
| 0x0008 | Wi-Fi Direct|
| 0x0010 | SoftAP|
| 0x0040 | Wi-Fi AWare|
| 0x8000 | WLAN AP/STA concurrency|
| 0x8000000 | WPA3 Personal (WPA-3 SAE)|
| 0x10000000 | WPA3-Enterprise&nbsp;Suite-B |
| 0x20000000 | Enhanced open feature|
## wifi.getIpInfo<sup>7+</sup>
......@@ -425,13 +403,11 @@ getIpInfo(): IpInfo
Obtains IP information.
- Required permissions:
ohos.permission.GET_WIFI_INFO
**Required permissions**: ohos.permission.GET_WIFI_INFO
- System capability:
SystemCapability.Communication.WiFi.STA
**System capability**: SystemCapability.Communication.WiFi.STA
- Return value
**Return value**
| **Type**| **Description**|
| -------- | -------- |
| [IpInfo](#IpInfo) | IP information obtained.|
......@@ -458,13 +434,11 @@ getCountryCode(): string
Obtains the country code.
- Required permissions:
ohos.permission.GET_WIFI_INFO
**Required permissions**: ohos.permission.GET_WIFI_INFO
- System capability:
SystemCapability.Communication.WiFi.Core
**System capability**: SystemCapability.Communication.WiFi.Core
- Return value
**Return value**
| **Type**| **Description**|
| -------- | -------- |
| string | Country code obtained.|
......@@ -476,13 +450,11 @@ getP2pLinkedInfo(): Promise&lt;WifiP2pLinkedInfo&gt;
Obtains peer-to-peer (P2P) connection information. This method uses a promise to return the result.
- Required permissions:
ohos.permission.GET_WIFI_INFO
**Required permissions**: ohos.permission.GET_WIFI_INFO
- System capability:
SystemCapability.Communication.WiFi.P2P
**System capability**: SystemCapability.Communication.WiFi.P2P
- Return value
**Return value**
| Type| Description|
| -------- | -------- |
| Promise&lt;[WifiP2pLinkedInfo](#WifiP2pLinkedInfo)&gt; | Promise used to return the P2P connection information obtained.|
......@@ -494,13 +466,11 @@ getP2pLinkedInfo(callback: AsyncCallback&lt;WifiP2pLinkedInfo&gt;): void
Obtains P2P connection information. This method uses a callback to return the result.
- Required permissions:
ohos.permission.GET_WIFI_INFO
**Required permissions**: ohos.permission.GET_WIFI_INFO
- System capability:
SystemCapability.Communication.WiFi.P2P
**System capability**: SystemCapability.Communication.WiFi.P2P
- Parameters
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| callback | AsyncCallback&lt;[WifiP2pLinkedInfo](#WifiP2pLinkedInfo)&gt; | Yes| Callback used to return the P2P connection information obtained.|
......@@ -533,13 +503,11 @@ getCurrentGroup(): Promise&lt;WifiP2pGroupInfo&gt;
Obtains the current P2P group information. This method uses a promise to return the result.
- Required permissions:
ohos.permission.GET_WIFI_INFO and ohos.permission.LOCATION
**Required permissions**: ohos.permission.GET_WIFI_INFO and ohos.permission.LOCATION
- System capability:
SystemCapability.Communication.WiFi.P2P
**System capability**: SystemCapability.Communication.WiFi.P2P
- Return value
**Return value**
| Type| Description|
| -------- | -------- |
| Promise&lt;[WifiP2pGroupInfo](#WifiP2pGroupInfo)&gt; | Promise used to return the P2P group information obtained.|
......@@ -551,13 +519,11 @@ getCurrentGroup(callback: AsyncCallback&lt;WifiP2pGroupInfo&gt;): void
Obtains the P2P group information. This method uses an asynchronous callback to return the result.
- Required permissions:
ohos.permission.GET_WIFI_INFO and ohos.permission.LOCATION
**Required permissions**: ohos.permission.GET_WIFI_INFO and ohos.permission.LOCATION
- System capability:
SystemCapability.Communication.WiFi.P2P
**System capability**: SystemCapability.Communication.WiFi.P2P
- Parameters
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| callback | AsyncCallback&lt;[WifiP2pGroupInfo](#WifiP2pGroupInfo)&gt; | Yes| Callback used to return the P2P group information obtained.|
......@@ -610,13 +576,11 @@ getP2pPeerDevices(): Promise&lt;WifiP2pDevice[]&gt;
Obtains the list of peer devices in a P2P connection. This method uses a promise to return the result.
- Required permissions:
ohos.permission.GET_WIFI_INFO and ohos.permission.LOCATION
**Required permissions**: ohos.permission.GET_WIFI_INFO and ohos.permission.LOCATION
- System capability:
SystemCapability.Communication.WiFi.P2P
**System capability**: SystemCapability.Communication.WiFi.P2P
- Return value
**Return value**
| Type| Description|
| -------- | -------- |
| Promise&lt;[WifiP2pDevice[]](#WifiP2pDevice)&gt; | Promise used to return the peer device list obtained.|
......@@ -628,13 +592,11 @@ getP2pPeerDevices(callback: AsyncCallback&lt;WifiP2pDevice[]&gt;): void
Obtains the list of peer devices in a P2P connection. This method uses an asynchronous callback to return the result.
- Required permissions:
ohos.permission.GET_WIFI_INFO and ohos.permission.LOCATION
**Required permissions**: ohos.permission.GET_WIFI_INFO and ohos.permission.LOCATION
- System capability:
SystemCapability.Communication.WiFi.P2P
**System capability**: SystemCapability.Communication.WiFi.P2P
- Parameters
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| callback | AsyncCallback&lt;[WifiP2pDevice[]](#WifiP2pDevice)&gt; | Yes| Callback used to return the peer device list obtained.|
......@@ -646,18 +608,17 @@ createGroup(config: WifiP2PConfig): boolean;
Creates a P2P group.
- Required permissions:
ohos.permission.GET_WIFI_INFO
**Required permissions**: ohos.permission.GET_WIFI_INFO
**System capability**: SystemCapability.Communication.WiFi.P2P
- System capability:
SystemCapability.Communication.WiFi.P2P
**Parameters**
- **Parameters**
| **Name**| **Type**| Mandatory| **Description**|
| -------- | -------- | -------- | -------- |
| config | [WifiP2PConfig](#WifiP2PConfig) | Yes| Group configuration.|
- Return value
**Return value**
| Type| Description|
| -------- | -------- |
| boolean | Returns **true** if the operation is successful; returns **false** otherwise.|
......@@ -691,13 +652,11 @@ removeGroup(): boolean;
Removes a P2P group.
- Required permissions:
ohos.permission.GET_WIFI_INFO
**Required permissions**: ohos.permission.GET_WIFI_INFO
- System capability:
SystemCapability.Communication.WiFi.P2P
**System capability**: SystemCapability.Communication.WiFi.P2P
- Return value
**Return value**
| Type| Description|
| -------- | -------- |
| boolean | Returns **true** if the operation is successful; returns **false** otherwise.|
......@@ -709,24 +668,23 @@ p2pConnect(config: WifiP2PConfig): boolean;
Sets up a P2P connection.
- Required permissions:
ohos.permission.GET_WIFI_INFO and ohos.permission.LOCATION
**Required permissions**: ohos.permission.GET_WIFI_INFO and ohos.permission.LOCATION
- System capability:
SystemCapability.Communication.WiFi.P2P
**System capability**: SystemCapability.Communication.WiFi.P2P
**Parameters**
- **Parameters**
| **Name**| **Type**| Mandatory| **Description**|
| -------- | -------- | -------- | -------- |
| config | [WifiP2PConfig](#WifiP2PConfig) | Yes| Connection configuration.|
- Return value
**Return value**
| Type| Description|
| -------- | -------- |
| boolean | Returns **true** if the operation is successful; returns **false** otherwise.|
- Example
**Example**
```js
import wifi from '@ohos.wifi';
......@@ -799,13 +757,11 @@ p2pCancelConnect(): boolean;
Cancels this P2P connection.
- Required permissions:
ohos.permission.GET_WIFI_INFO
**Required permissions**: ohos.permission.GET_WIFI_INFO
- System capability:
SystemCapability.Communication.WiFi.P2P
**System capability**: SystemCapability.Communication.WiFi.P2P
- Return value
**Return value**
| Type| Description|
| -------- | -------- |
| boolean | Returns **true** if the operation is successful; returns **false** otherwise.|
......@@ -817,13 +773,11 @@ startDiscoverDevices(): boolean;
Starts to discover devices.
- Required permissions:
ohos.permission.GET_WIFI_INFO and ohos.permission.LOCATION
**Required permissions**: ohos.permission.GET_WIFI_INFO and ohos.permission.LOCATION
- System capability:
SystemCapability.Communication.WiFi.P2P
**System capability**: SystemCapability.Communication.WiFi.P2P
- Return value
**Return value**
| Type| Description|
| -------- | -------- |
| boolean | Returns **true** if the operation is successful; returns **false** otherwise.|
......@@ -835,13 +789,11 @@ stopDiscoverDevices(): boolean;
Stops discovering devices.
- Required permissions:
ohos.permission.GET_WIFI_INFO
**Required permissions**: ohos.permission.GET_WIFI_INFO
- System capability:
SystemCapability.Communication.WiFi.P2P
**System capability**: SystemCapability.Communication.WiFi.P2P
- Return value
**Return value**
| Type| Description|
| -------- | -------- |
| boolean | Returns **true** if the operation is successful; returns **false** otherwise.|
......@@ -853,25 +805,24 @@ on(type: "wifiStateChange", callback: Callback&lt;number&gt;): void
Registers the WLAN state change events.
- Required permissions:
ohos.permission.GET_WIFI_INFO
**Required permissions**: ohos.permission.GET_WIFI_INFO
- System capability:
SystemCapability.Communication.WiFi.STA
**System capability**: SystemCapability.Communication.WiFi.STA
- Parameters
**Parameters**
| **Name**| **Type**| **Mandatory**| **Description**|
| -------- | -------- | -------- | -------- |
| type | string | Yes| Event type. The value is **wifiStateChange**.|
| callback | Callback&lt;number&gt; | Yes| Callback invoked to return the WLAN state.|
- Enumerates the WLAN states.
| **Value**| **Description**|
| -------- | -------- |
| 0 | Deactivated|
| 1 | Activated|
| 2 | Activating|
| 3 | Deactivating|
**WLAN states**
| **Value**| **Description**|
| -------- | -------- |
| 0 | Deactivated|
| 1 | Activated|
| 2 | Activating|
| 3 | Deactivating|
## wifi.off('wifiStateChange')<sup>7+</sup>
......@@ -880,19 +831,17 @@ off(type: "wifiStateChange", callback?: Callback&lt;number&gt;): void
Unregisters the WLAN state change events.
- Required permissions:
ohos.permission.GET_WIFI_INFO
**Required permissions**: ohos.permission.GET_WIFI_INFO
- System capability:
SystemCapability.Communication.WiFi.STA
**System capability**: SystemCapability.Communication.WiFi.STA
- Parameters
**Parameters**
| **Name**| **Type**| **Mandatory**| **Description**|
| -------- | -------- | -------- | -------- |
| type | string | Yes| Event type. The value is **wifiStateChange**.|
| callback | Callback&lt;number&gt; | No| Callback used to return the WLAN state. If this parameter is not specified, all callbacks associated with the specified event will be unregistered.|
- Example
**Example**
```js
import wifi from '@ohos.wifi';
......@@ -915,23 +864,22 @@ on(type: "wifiConnectionChange", callback: Callback&lt;number&gt;): void
Registers the WLAN connection state change events.
- Required permissions:
ohos.permission.GET_WIFI_INFO
**Required permissions**: ohos.permission.GET_WIFI_INFO
- System capability:
SystemCapability.Communication.WiFi.STA
**System capability**: SystemCapability.Communication.WiFi.STA
- Parameters
**Parameters**
| **Name**| **Type**| **Mandatory**| **Description**|
| -------- | -------- | -------- | -------- |
| type | string | Yes| Event type. The value is **wifiConnectionChange**.|
| callback | Callback&lt;number&gt; | Yes| Callback invoked to return the WLAN connection state.|
- Enumerates the WLAN connection states.
| **Value**| **Description**|
| -------- | -------- |
| 0 | Disconnected|
| 1 | Connected|
**WLAN connection states**
| **Value**| **Description**|
| -------- | -------- |
| 0 | Disconnected|
| 1 | Connected|
## wifi.off('wifiConnectionChange')<sup>7+</sup>
......@@ -940,17 +888,15 @@ off(type: "wifiConnectionChange", callback?: Callback&lt;number&gt;): void
Unregisters the WLAN connection state change events.
- Required permissions:
ohos.permission.GET_WIFI_INFO
**Required permissions**: ohos.permission.GET_WIFI_INFO
- System capability:
SystemCapability.Communication.WiFi.STA
**System capability**: SystemCapability.Communication.WiFi.STA
- Parameters
**Parameters**
| **Name**| **Type**| **Mandatory**| **Description**|
| -------- | -------- | -------- | -------- |
| type | string | Yes| Event type. The value is **wifiConnectionChange**.|
| callback | Callback&lt;number&gt; | No| Callback used to report the WLAN connection state. If this parameter is not specified, all callbacks associated with the specified event will be unregistered.|
| callback | Callback&lt;number&gt; | No| Callback used to return the WLAN connection state. If this parameter is not specified, all callbacks associated with the specified event will be unregistered.|
## wifi.on('wifiScanStateChange')<sup>7+</sup>
......@@ -959,23 +905,22 @@ on(type: "wifiScanStateChange", callback: Callback&lt;number&gt;): void
Registers the WLAN scan state change events.
- Required permissions:
ohos.permission.GET_WIFI_INFO
**Required permissions**: ohos.permission.GET_WIFI_INFO
- System capability:
SystemCapability.Communication.WiFi.STA
**System capability**: SystemCapability.Communication.WiFi.STA
- Parameters
**Parameters**
| **Name**| **Type**| **Mandatory**| **Description**|
| -------- | -------- | -------- | -------- |
| type | string | Yes| Event type. The value is **wifiScanStateChange**.|
| callback | Callback&lt;number&gt; | Yes| Callback invoked to return the WLAN scan state.|
- Enumerates the WLAN scan states.
| **Value**| **Description**|
| -------- | -------- |
| 0 | Scan failed|
| 1 | Scan successful|
**WLAN scan states**
| **Value**| **Description**|
| -------- | -------- |
| 0 | Scan failed|
| 1 | Scan successful|
## wifi.off('wifiScanStateChange')<sup>7+</sup>
......@@ -984,13 +929,11 @@ off(type: "wifiScanStateChange", callback?: Callback&lt;number&gt;): void
Unregisters the WLAN scan state change events.
- Required permissions:
ohos.permission.GET_WIFI_INFO
**Required permissions**: ohos.permission.GET_WIFI_INFO
- System capability:
SystemCapability.Communication.WiFi.STA
**System capability**: SystemCapability.Communication.WiFi.STA
- Parameters
**Parameters**
| **Name**| **Type**| **Mandatory**| **Description**|
| -------- | -------- | -------- | -------- |
......@@ -1002,15 +945,13 @@ Unregisters the WLAN scan state change events.
on(type: "wifiRssiChange", callback: Callback&lt;number&gt;): void
Registers the RSSI state change events.
Registers the RSSI change events.
- Required permissions:
ohos.permission.GET_WIFI_INFO
**Required permissions**: ohos.permission.GET_WIFI_INFO
- System capability:
SystemCapability.Communication.WiFi.STA
**System capability**: SystemCapability.Communication.WiFi.STA
- Parameters
**Parameters**
| **Name**| **Type**| **Mandatory**| **Description**|
| -------- | -------- | -------- | -------- |
| type | string | Yes| Event type. The value is **wifiRssiChange**.|
......@@ -1021,15 +962,13 @@ Registers the RSSI state change events.
off(type: "wifiRssiChange", callback?: Callback&lt;number&gt;): void
Unregisters the RSSI state change events.
Unregisters the RSSI change events.
- Required permissions:
ohos.permission.GET_WIFI_INFO
**Required permissions**: ohos.permission.GET_WIFI_INFO
- System capability:
SystemCapability.Communication.WiFi.STA
**System capability**: SystemCapability.Communication.WiFi.STA
- Parameters
**Parameters**
| **Name**| **Type**| **Mandatory**| **Description**|
| -------- | -------- | -------- | -------- |
| type | string | Yes| Event type. The value is **wifiRssiChange**.|
......@@ -1042,25 +981,24 @@ on(type: "hotspotStateChange", callback: Callback&lt;number&gt;): void
Registers the hotspot state change events.
- Required permissions:
ohos.permission.GET_WIFI_INFO
**Required permissions**: ohos.permission.GET_WIFI_INFO
- System capability:
SystemCapability.Communication.WiFi.AP.Core
**System capability**: SystemCapability.Communication.WiFi.AP.Core
- Parameters
**Parameters**
| **Name**| **Type**| **Mandatory**| **Description**|
| -------- | -------- | -------- | -------- |
| type | string | Yes| Event type. The value is **hotspotStateChange**.|
| callback | Callback&lt;number&gt; | Yes| Callback invoked to return the hotspot state.|
- Enumerates the hotspot states.
| **Value**| **Description**|
| -------- | -------- |
| 0 | Deactivated|
| 1 | Activated|
| 2 | Activating|
| 3 | Deactivating|
**Hotspot states**
| **Value**| **Description**|
| -------- | -------- |
| 0 | Deactivated|
| 1 | Activated|
| 2 | Activating|
| 3 | Deactivating|
## wifi.off('hotspotStateChange')<sup>7+</sup>
......@@ -1069,13 +1007,11 @@ off(type: "hotspotStateChange", callback?: Callback&lt;number&gt;): void
Unregisters the hotspot state change events.
- Required permissions:
ohos.permission.GET_WIFI_INFO
**Required permissions**: ohos.permission.GET_WIFI_INFO
- System capability:
SystemCapability.Communication.WiFi.AP.Core
**System capability**: SystemCapability.Communication.WiFi.AP.Core
- Parameters
**Parameters**
| **Name**| **Type**| **Mandatory**| **Description**|
| -------- | -------- | -------- | -------- |
| type | string | Yes| Event type. The value is **hotspotStateChange**.|
......@@ -1086,28 +1022,27 @@ Unregisters the hotspot state change events.
on(type: "p2pStateChange", callback: Callback&lt;number&gt;): void
Registers the P2P status change events.
Registers the P2P state change events.
- Required permissions:
ohos.permission.GET_WIFI_INFO
**Required permissions**: ohos.permission.GET_WIFI_INFO
- System capability:
SystemCapability.Communication.WiFi.P2P
**System capability**: SystemCapability.Communication.WiFi.P2P
- Parameters
**Parameters**
| **Name**| **Type**| **Mandatory**| **Description**|
| -------- | -------- | -------- | -------- |
| type | string | Yes| Event type. The value is **p2pStateChange**.|
| callback | Callback&lt;number&gt; | Yes| Callback invoked to return the P2P state.|
- Enumerates the P2P states.
| **Value**| **Description**|
| -------- | -------- |
| 1 | Available|
| 2 | Opening|
| 3 | Opened|
| 4 | Closing|
| 5 | Closed|
**P2P states**
| **Value**| **Description**|
| -------- | -------- |
| 1 | Available|
| 2 | Opening|
| 3 | Opened|
| 4 | Closing|
| 5 | Closed|
## wifi.off('p2pStateChange')<sup>8+</sup>
......@@ -1115,13 +1050,11 @@ off(type: "p2pStateChange", callback?: Callback&lt;number&gt;): void
Unregisters the P2P state change events.
- Required permissions:
ohos.permission.GET_WIFI_INFO
**Required permissions**: ohos.permission.GET_WIFI_INFO
- System capability:
SystemCapability.Communication.WiFi.P2P
**System capability**: SystemCapability.Communication.WiFi.P2P
- Parameters
**Parameters**
| **Name**| **Type**| **Mandatory**| **Description**|
| -------- | -------- | -------- | -------- |
| type | string | Yes| Event type. The value is **p2pStateChange**.|
......@@ -1134,13 +1067,11 @@ on(type: "p2pConnectionChange", callback: Callback&lt;WifiP2pLinkedInfo&gt;): vo
Registers the P2P connection state change events.
- Required permissions:
ohos.permission.GET_WIFI_INFO
**Required permissions**: ohos.permission.GET_WIFI_INFO
- System capability:
SystemCapability.Communication.WiFi.P2P
**System capability**: SystemCapability.Communication.WiFi.P2P
- Parameters
**Parameters**
| **Name**| **Type**| **Mandatory**| **Description**|
| -------- | -------- | -------- | -------- |
| type | string | Yes| Event type. The value is **p2pConnectionChange**.|
......@@ -1153,13 +1084,11 @@ off(type: "p2pConnectionChange", callback?: Callback&lt;WifiP2pLinkedInfo&gt;):
Unregisters the P2P connection state change events.
- Required permissions:
ohos.permission.GET_WIFI_INFO
**Required permissions**: ohos.permission.GET_WIFI_INFO
- System capability:
SystemCapability.Communication.WiFi.P2P
**System capability**: SystemCapability.Communication.WiFi.P2P
- Parameters
**Parameters**
| **Name**| **Type**| **Mandatory**| **Description**|
| -------- | -------- | -------- | -------- |
| type | string | Yes| Event type. The value is **p2pConnectionChange**.|
......@@ -1172,13 +1101,11 @@ on(type: "p2pDeviceChange", callback: Callback&lt;WifiP2pDevice&gt;): void
Registers the P2P device state change events.
- Required permissions:
ohos.permission.GET_WIFI_INFO and ohos.permission.LOCATION
**Required permissions**: ohos.permission.GET_WIFI_INFO and ohos.permission.LOCATION
- System capability:
SystemCapability.Communication.WiFi.P2P
**System capability**: SystemCapability.Communication.WiFi.P2P
- Parameters
**Parameters**
| **Name**| **Type**| **Mandatory**| **Description**|
| -------- | -------- | -------- | -------- |
| type | string | Yes| Event type. The value is **p2pDeviceChange**.|
......@@ -1191,13 +1118,11 @@ off(type: "p2pDeviceChange", callback?: Callback&lt;WifiP2pDevice&gt;): void
Unregisters the P2P device state change events.
- Required permissions:
ohos.permission.LOCATION
**Required permissions**: ohos.permission.LOCATION
- System capability:
SystemCapability.Communication.WiFi.P2P
**System capability**: SystemCapability.Communication.WiFi.P2P
- Parameters
**Parameters**
| **Name**| **Type**| **Mandatory**| **Description**|
| -------- | -------- | -------- | -------- |
| type | string | Yes| Event type. The value is **p2pDeviceChange**.|
......@@ -1210,13 +1135,11 @@ on(type: "p2pPeerDeviceChange", callback: Callback&lt;WifiP2pDevice[]&gt;): void
Registers the P2P peer device state change events.
- Required permissions:
ohos.permission.GET_WIFI_INFO and ohos.permission.LOCATION
**Required permissions**: ohos.permission.GET_WIFI_INFO and ohos.permission.LOCATION
- System capability:
SystemCapability.Communication.WiFi.P2P
**System capability**: SystemCapability.Communication.WiFi.P2P
- Parameters
**Parameters**
| **Name**| **Type**| **Mandatory**| **Description**|
| -------- | -------- | -------- | -------- |
| type | string | Yes| Event type. The value is **p2pPeerDeviceChange**.|
......@@ -1229,13 +1152,11 @@ off(type: "p2pPeerDeviceChange", callback?: Callback&lt;WifiP2pDevice[]&gt;): vo
Unregisters the P2P peer device state change events.
- Required permissions:
ohos.permission.LOCATION
**Required permissions**: ohos.permission.LOCATION
- System capability:
SystemCapability.Communication.WiFi.P2P
**System capability**: SystemCapability.Communication.WiFi.P2P
- Parameters
**Parameters**
| **Name**| **Type**| **Mandatory**| **Description**|
| -------- | -------- | -------- | -------- |
| type | string | Yes| Event type. The value is **p2pPeerDeviceChange**.|
......@@ -1248,13 +1169,11 @@ on(type: "p2pPersistentGroupChange", callback: Callback&lt;void&gt;): void
Registers the P2P persistent group state change events.
- Required permissions:
ohos.permission.GET_WIFI_INFO
**Required permissions**: ohos.permission.GET_WIFI_INFO
- System capability:
SystemCapability.Communication.WiFi.P2P
**System capability**: SystemCapability.Communication.WiFi.P2P
- Parameters
**Parameters**
| **Name**| **Type**| **Mandatory**| **Description**|
| -------- | -------- | -------- | -------- |
| type | string | Yes| Event type. The value is **p2pPersistentGroupChange**.|
......@@ -1267,13 +1186,11 @@ off(type: "p2pPersistentGroupChange", callback?: Callback&lt;void&gt;): void
Unregisters the P2P persistent group state change events.
- Required permissions:
ohos.permission.GET_WIFI_INFO
**Required permissions**: ohos.permission.GET_WIFI_INFO
- System capability:
SystemCapability.Communication.WiFi.P2P
**System capability**: SystemCapability.Communication.WiFi.P2P
- Parameters
**Parameters**
| **Name**| **Type**| **Mandatory**| **Description**|
| -------- | -------- | -------- | -------- |
| type | string | Yes| Event type. The value is **p2pPersistentGroupChange**.|
......@@ -1286,23 +1203,22 @@ on(type: "p2pDiscoveryChange", callback: Callback&lt;number&gt;): void
Registers the P2P discovered device state change events.
- Required permissions:
ohos.permission.GET_WIFI_INFO
**Required permissions**: ohos.permission.GET_WIFI_INFO
- System capability:
SystemCapability.Communication.WiFi.P2P
**System capability**: SystemCapability.Communication.WiFi.P2P
- Parameters
**Parameters**
| **Name**| **Type**| **Mandatory**| **Description**|
| -------- | -------- | -------- | -------- |
| type | string | Yes| Event type. The value is **p2pDiscoveryChange**.|
| callback | Callback&lt;number&gt; | Yes| Callback invoked to return the state of the P2P discovered device.|
- Enumerates the states of P2P discovered devices.
| **Value**| **Description**|
| -------- | -------- |
| 0 | Initial state|
| 1 | Discovered|
**P2P discovered device states**
| **Value**| **Description**|
| -------- | -------- |
| 0 | Initial state|
| 1 | Discovered|
## wifi.off('p2pDiscoveryChange')<sup>8+</sup>
......@@ -1311,13 +1227,11 @@ off(type: "p2pDiscoveryChange", callback?: Callback&lt;number&gt;): void
Unregisters the P2P discovered device state change events.
- Required permissions:
ohos.permission.GET_WIFI_INFO
**Required permissions**: ohos.permission.GET_WIFI_INFO
- System capability:
SystemCapability.Communication.WiFi.P2P
**System capability**: SystemCapability.Communication.WiFi.P2P
- Parameters
**Parameters**
| **Name**| **Type**| **Mandatory**| **Description**|
| -------- | -------- | -------- | -------- |
| type | string | Yes| Event type. The value is **p2pDiscoveryChange**.|
......
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