3. Callback List¶

3.1. ON_CONNECT¶

Returns the connection result via callback.

Parameters¶

Argument Name	Type	Description
result	bool	Connection result true: Connected false: Disconnected

Sample Code¶

// (Note: asreaderM24DPlugin is an instance object of the AsreaderM24dPlugin class)
if(asreaderSdk4Plugin.ON_CONNECT==methodCall.method){
  bool isConnected = methodCall.arguments['result'];
}

3.2. ON_BATTERY_STATE_RECEIVED¶

Returns the battery level via callback.

Parameters¶

Argument Name	Type	Description
result	int	Battery level (in %)

Sample Code¶

// (Note: asreaderM24DPlugin is an instance object of the AsreaderM24dPlugin class)
if(asreaderM24DPlugin.ON_BATTERY_STATE_RECEIVED==methodCall.method){
  int battery = methodCall.arguments['result'];
}

3.3. ON_TRIGGER_EVENT_RECEIVED¶

Callback for trigger key press events.

Parameters¶

Argument Name	Type	Description
result	int	See DeviceTriggerEvent

Sample Code¶

// Note: asreaderM24DPlugin is an instance object of the AsreaderM24dPlugin class
if(asreaderSdk4Plugin.ON_TRIGGER_EVENT_RECEIVED==methodCall.method){
  int event = methodCall.arguments['result'];
  DeviceTriggerEvent deviceTriggerEvent = DeviceTriggerEvent.values[event];
  // See [DeviceTriggerEvent](enum.md#devicetriggerevent)
}

3.4. ON_READER_INFO_RECEIVED¶

Callback for AsReader connection information.
When calling the getReaderInfo method, this callback method receives the AsReader connection information.

Parameters¶

Argument Name	Type	Description
KeyInfo_ModelName	String	AsReader model name
KeyInfo_HardwareVersion	String	AsReader hardware version
KeyInfo_FirmwareVersion	String	AsReader firmware version

Sample Code¶

// Note: asreaderM24DPlugin is an instance object of the AsreaderM24dPlugin class
if(asreaderM24DPlugin.ON_READER_INFO_RECEIVED==methodCall.method){
  String model = methodCall.arguments['KeyInfo_ModelName'];
  String hwv = methodCall.arguments['KeyInfo_HardwareVersion'];
  String fwv = methodCall.arguments['KeyInfo_FirmwareVersion'];
}

3.5. ON_SET_READER_SETTING_SUCCESS¶

Callback for the information of the connected AsReader.
When calling the setReaderSettings method,
this callback method receives the AsReader connection information.

Sample Code¶

// Note: asreaderM24DPlugin is an instance object of the AsreaderM24dPlugin class
if(asreaderM24DPlugin.ON_SET_READER_SETTING_SUCCESS==methodCall.method){

}

3.6. ON_READER_SETTING_RECEIVED¶

Callback for the settings information of the connected AsReader.
When calling the getReaderSettings method,
this callback method receives the AsReader connection information.

Sample Code¶

// Note: asreaderM24DPlugin is an instance object of the AsreaderM24dPlugin class
if(asreaderM24DPlugin.ON_READER_SETTING_RECEIVED==methodCall.method){

}

3.7. ON_SLEEP_SETTING_RECEIVED¶

Callback for the AsReader sleep settings.
When calling the getSleepTimeAndBeep,
getSleepTime, or
getSleepBeep methods, this callback method receives the AsReader sleep information.

Parameters¶

Argument Name	Type	Description
KeyParameter_SleepTime	String	Sleep time
KeyParameter_SleepBeep	String	Sleep function On/Off true:On false:Off

Sample Code¶

//（注：asreaderM24DPluginはAsreaderM24dPluginクラスのインスタンスオブジェクト）
if(asreaderM24DPlugin.ONSLEEPSETTINGRECEIVED==methodCall.method){
  StringsleepTime=methodCall.arguments['KeyParameter_SleepTime'];
  StringsleepBeep=methodCall.arguments['KeyParameter_SleepBeep'];
}

3.8. ON_HID_MODE_RECEIVED¶

Callback for HID mode information.
When calling the getHIDMode method,
this callback method receives the HID mode information.

Parameters¶

Argument Name	Type	Description
result	int	See HIDType

Sample Code¶

// Note: asreaderM24DPlugin is an instance object of the AsreaderM24dPlugin class
if(asreaderM24DPlugin.ON_HID_MODE_RECEIVED==methodCall.method){
  int result = methodCall.arguments[result];
  HIDType hidType = HIDType.values[result]; // See [HIDType](enum.md#hidtype)
}

3.9. ON_DEVICE_MANAGER_ERROR¶

Callback for AsReader error information.

Parameters¶

Argument Name	Type	Description
result	int	See ErrorCode

Sample Code¶

// Note: asreaderM24DPlugin is an instance object of the AsreaderM24dPlugin class
if(asreaderM24DPlugin.ON_DEVICE_MANAGER_ERROR==methodCall.method){
  int result = methodCall.arguments['result'];
  ErrorCode errorCode = ErrorCode.values[result]; // See [ErrorCode](enum.md#errorcode)
}

3.10. ON_RECEIVED_BARCODE_DECODE_DATA¶

Callback for barcode decoding results.
This callback method receives the barcode decoding results when calling
startDecode or
startDecodeWithCountTime.

Parameters¶

Argument Name	Type	Description
Key_ParameterSymbol	String	CodeID
decodeData	String	Barcode data

Sample Code¶

// Note: asreaderM24DPlugin is an instance object of the AsreaderM24dPlugin class
if(asreaderM24DPlugin.ON_RECEIVED_BARCODE_DECODE_DATA==methodCall.method){
  String decodeData = methodCall.arguments['decodeData']; // Barcode data
  Map<String,String> parameter = {};
  Map<Object?,Object?> objectMap = methodCall.arguments;
  Iterable<Object?> keys = objectMap.keys;
  for(Object? key in keys){
    parameter[key.toString()] = objectMap[key]!.toString();
  }
  String codeID = "";
  if(parameter.containsKey('Key_ParameterSymbol')){
    codeID = parameter['Key_ParameterSymbol']!; // CodeID
  }
}

3.11. ON_RECEIVED_BARCODE_DECODE_DATABYTE¶

Callback for barcode decoding results.
This callback method receives the barcode decoding results when calling
startDecode or startDecodeWithCountTime.

Parameters¶

Argument Name	Type	Description
result	Uint8List	Barcode data

Sample Code¶

// Note: asreaderM24DPlugin is an instance object of the AsreaderM24dPlugin class
if(asreaderM24DPlugin.ON_RECEIVED_BARCODE_DECODE_DATABYTE==methodCall.method){
  Uint8List byteData = methodCall.arguments['result']; // Barcode data
}

3.12. ON_RECEIVED_RESPONSE¶

Callbacks the result of a command execution.
When calling the following methods, this callback method receives the result of the command sent:
getStopCondition
factoryDefault
setBarcodeSettings
getBarcodeSettings
setSymbologyAllEnable
setSymbologySettings
setSymbologyListSettings
setOCRListSettings
getSymbologySettings
getSymbologySettingsList
getOCRSettings
getOCRSettingsList
getNotisEditing
getPresentationMode

Parameters¶

Name	Type	Description
type	int	See BarcodeCommandAction
result	BarcodeResult object	See BarcodeResult

Sample Code¶

// Note: asreaderM24DPlugin is an instance object of the AsreaderM24dPlugin class
if(asreaderM24DPlugin.ON_RECEIVED_RESPONSE==methodCall.method){
  int type = methodCall.arguments['type'];
  BarcodeCommandAction barcodeCommandAction = BarcodeCommandAction.values[type]; // See [BarcodeCommandAction](enum.md#barcodecommandaction)

  Map<String?, Object?> barcodeResultMap = {};
  Map<Object?, Object?> objectMap = methodCall.arguments['result'];
  Iterable<Object?> keys = objectMap.keys;
  for(Object? key in keys){
    barcodeResultMap[key.toString()] = objectMap[key];
  }

  int statusInt = barcodeResultMap['getStatus'] as int;
  Status status = Status.values[statusInt];
  int resultInt = barcodeResultMap['getResult'] as int;
  Result result = Result.values[resultInt];
  String message = barcodeResultMap['getMessage'] as String;

  List<SymbologyInfoModel> symbologyInfoModelList = [];
  if(barcodeResultMap['getSymbologyInfoArray'] is List<Object?>){
    List<Object?> array = barcodeResultMap['getSymbologyInfoArray'] as List<Object?>;
    for(Object? object in array){
      Map<String?, Object?> symbologyInfoModelMap = {};
      Map<Object?, Object?> map = object as Map<Object?, Object?>;
      Iterable<Object?> keys = map.keys;
      for(Object? key in keys){
        symbologyInfoModelMap[key.toString()] = map[key];
      }
      int symbologInt = symbologyInfoModelMap["symbology"] as int;
      Symbology symbology = Symbology.values[symbologInt];
      bool isEnableStatus = symbologyInfoModelMap["isEnableStatus"] as bool;
      SymbologyInfoModel symbologyInfoModel = SymbologyInfoModel(symbology, isEnableStatus);
      symbologyInfoModelList.add(symbologyInfoModel);
    }
  }

  BarcodeResult barcodeResult = BarcodeResult(status, result, message, symbologyInfoModelList); // See BarcodeResult(5)
}

3.13. ON_BARCODE_MANAGER_STAND_BY_READY¶

Callbacks AsReader information.
This method is called when the connection to AsReader is established and the information retrieval is completed.

Sample Code¶

// Note: asreaderM24DPlugin is an instance object of the AsreaderM24dPlugin class
if(asreaderSdk4Plugin.ON_BARCODE_MANAGER_STAND_BY_READY==methodCall.method){

}

3.14. ON_BARCODE_MANAGER_ERROR¶

Callbacks error information.

Parameters¶

Parameter Name	Type	Description
result	String	Error information

Sample Code¶

// Note: asreaderM24DPlugin is an instance object of the AsreaderM24dPlugin class
if(asreaderSdk4Plugin.ON_BARCODE_MANAGER_ERROR==methodCall.method){
  String error = methodCall.arguments['result'];
}