ITAutomatedPhoneControl::put_AutoVolumeControlStep method (tapi3if.h)

The put_AutoVolumeControlStep method sets the AutoVolumeControlStep property. The property determines the amount that the phone volume is adjusted when the volume button is pressed.

Syntax

HRESULT put_AutoVolumeControlStep(
  [in] long lStepSize
);

Parameters

[in] lStepSize

Volume control step, in milliseconds. The default value of the AutoVolumeControlStep property is 4096.

Return value

If the method succeeds, it returns S_OK. Otherwise, it returns an error value.

Remarks

The AutoVolumeControlRepeatDelay property is valid only if the value of the AutoKeypadTones property is VARIANT_TRUE.

Requirements

Requirement Value
Target Platform Windows
Header tapi3if.h (include Tapi3.h)
Library Uuid.lib
DLL Tapi3.dll

See also

ITAutomatedPhoneControl

get_AutoVolumeControlStep

put_AutoKeypadTones