/* These defines determine the meaning of the fFlags variable. The low byte
* is used for the various types of "boxes" to draw. The high byte is
* available for special commands.
*/
#define SL_BOX 1 /* Draw a solid border around the rectangle */
#define SL_BLOCK 2 /* Draw a solid rectangle */
#define SL_EXTEND 256 /* Extend the current pattern */
#define SL_TYPE 0x00FF /* Mask out everything but the type flags */
#define SL_SPECIAL 0xFF00 /* Mask out everything but the special flags */
void StartSelection(HWND, POINT, LPRECT, int);
void UpdateSelection(HWND, POINT, LPRECT, int);
void EndSelection(POINT, LPRECT);
void ClearSelection(HWND, LPRECT, int);