HKCU\Control Panel\Mouse

Data type Range Default value
REG_SZ Pixels in decimal 4


Establishes the width of the rectangle that Windows 2000 uses to detect double-clicks. If sequential clicks are positioned within the rectangle defined by DoubleClickHeight and DoubleClickWidth, and occur within the time specified by 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 should use the SystemParametersInfo API.

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