HKCU\Control Panel\Mouse

Data type Range Default value
REG_SZ Pixels in decimal 4


Establishes the height of the rectangle that Windows 2000 uses to detect double-clicks. If sequential clicks are positioned within the rectangle defined by the values of DoubleClickHeight and DoubleClickWidth, and occur within the time specified by the value of DoubleClickSpeed, they are interpreted as double-clicks. Otherwise, they are interpreted as sequential single clicks.

Change method

To view and change the value of this entry, applications must use the SystemParametersInfo API.

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