| 
 | virtual | 
Called by the framework to draw a slider channel.
Override this method in a derived class to customize appearance of slider channels.
| pDC | A pointer to a device context. | 
| pSlider | A pointer to a slider. | 
| bVert | Specifies whether the slider channel is vertical (TRUE), or horizontal (FALSE). | 
| rect | Bounding rectangle. | 
| bDrawOnGlass | If TRUE, the channel is drawn on the glass (Vista Aero only). |