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 |