TwclGattClientConnection.ReadCharacteristics(TwclGattService,TwclGattOperationFlag,TwclGattCharacteristics) Method

The method reads all the characteristics available for the specified service.

Namespace: wclBluetooth
Delphi
public
 function ReadCharacteristics(const Service: TwclGattService;
 const Flag: TwclGattOperationFlag;
 out Characteristics: TwclGattCharacteristics): Integer;

Parameters

Service
Type: TwclGattService

Parent service returned by the call to the ReadServices method.

Flag
Type: TwclGattOperationFlag

Operation behavior flag.

Characteristics
Type: TwclGattCharacteristics

On output a list of the service's characteristics. An application is responsible to clean up a memory allocated for the dynamic array.

Return Value

Type: Integer

If the function succeed the return value is wclErrors.WCL_E_SUCCESS. Otherwise the method returns one of the WCL error codes.