This interface provides methods to manage a visual volume indicator (VVI) control.
| Method | Description | 
| IASVVI::get_Inverted | Retrieves whether the control is inverted or normal. | 
| IASVVI::get_Mirrored | Retrieves whether or not the control is mirrored. | 
| IASVVI::put_Inverted | Sets whether the control is inverted or normal. | 
| IASVVI::put_Mirrored | Sets whether or not the control is mirrored. | 
The IASVVI interface, which has a global unique identifier (GUID) equal to IID_ASVVI, extends the IASProgressBar interface. The visual volume indicator control has a programmatic identifier equal to APC_Vvi.