QNBleConnectionChangeListener
Bluetooth connection change monitoring interface
onConnecting
Connected device is in progress, after calling the connected device, it will call back immediately
Parameters
| name | Types of | Explanation |
|---|---|---|
| device | QNBleDevice | Bluetooth device object with state change |
onConnected
The device is successfully connected Will call back the device object
onServiceSearchComplete
The device's service search is completed, and it will be called after onConnected under normal circumstances
onStartInteracting
The device starts to interact, which is normally called after onServiceSearchComplete
onDisconnecting
Disconnecting, when calling disconnect, it will call back immediately
onDisconnected
Bluetooth disconnected
onConnectError
A connection error has occurred
Parameters
| name | Types of | Explanation | |
|---|---|---|---|
| device | QNBleDevice | Bluetooth device object | |
| errorCode | int | Error code reference attached table-error code, the second parameter of IOS uses system error object |