WORD GetDoubleClickTime( )
This function retrieves the current double-click time for the mouse. A double-click is a series of two clicks of the mouse button, the second occurring within a specified time after the first. The double-click time is the maximum number of milliseconds that may occur between the first and second click of a double-click.
This function has no parameters.
The return value specifies the current double-click time (in milliseconds).