SM_CXDOUBLECLK top-level constant
int
const SM_CXDOUBLECLK
The width of the rectangle around the location of a first click in a double-click sequence, in pixels. The second click must occur within the rectangle that is defined by SM_CXDOUBLECLK and SM_CYDOUBLECLK for the system to consider the two clicks a double-click.
Implementation
const SM_CXDOUBLECLK = 36;