IRTCClient::SendDTMF (Windows CE 5.0)

Send Feedback

This method sends a Dual-Tone Multi-Frequency (DTMF) tone to the active session and plays a feedback tone to the RTC default audio device.

Note   This method should be called when a dialpad button is pressed.

HRESULT SendDTMF(RTC_DTMFenDTMF);

Parameters

  • enDTMF
    [in] An RTC_DTMF enumeration value specifying the DTMF to send.

Return Values

This method can return an RTC_E_ constant.

Remarks

The RTC Client API only supports sending DTMF to the active session.

There is no mechanism for the application to receive DTMF.

Requirements

OS Versions: Windows CE .NET 4.0 and later.
Header: Rtccore.h, Rtccore.idl.
Link Library: Uuid.lib.

See Also

IRTCClient | RTC_DTMF

Send Feedback on this topic to the authors

Feedback FAQs

© 2006 Microsoft Corporation. All rights reserved.