SPI_SETMOUSEBUTTONSWAP top-level constant
int
const SPI_SETMOUSEBUTTONSWAP
Swaps or restores the meaning of the left and right mouse buttons. The uiParam parameter specifies TRUE to swap the meanings of the buttons, or FALSE to restore their original meanings.
To retrieve the current setting, call GetSystemMetrics with the SM_SWAPBUTTON flag.
Implementation
const SPI_SETMOUSEBUTTONSWAP = 0x0021;