System.Bluetooth.Components.TBluetoothLE.DoOnCharacteristicRead
Delphi
procedure DoOnCharacteristicRead(const Sender: TObject; const ACharacteristic: TBluetoothGattCharacteristic;
AGattStatus: TBluetoothGattStatus);
C++
void __fastcall DoOnCharacteristicRead(System::TObject* const Sender, System::Bluetooth::TBluetoothGattCharacteristic* const ACharacteristic, System::Bluetooth::TBluetoothGattStatus AGattStatus);
Properties
| Type | Visibility | Source | Unit | Parent |
|---|---|---|---|---|
procedure function |
protected | System.Bluetooth.Components.pas System.Bluetooth.Components.hpp |
System.Bluetooth.Components | TBluetoothLE |
Description
Dispatcher of the OnCharacteristicRead event.
DoOnCharacteristicRead is called when the data of a characteristic of a service from a remote device is read from the remote device.
This read operation may be triggered by any of the following:
- You actively requested to read the data of a characteristic using ReadCharacteristic.
- You enabled notifications for changes on a characteristic using SubscribeToCharacteristic, the characteristic then changed on the remote device and the data of the characteristic was automatically updated on your end.
This event dispatcher receives the following parameters:
Senderis the remote device that provides the characteristic.ACharacteristicis the characteristic that has been read.AGattStatusis the exit status of the read operation.