Function name: CallNextHookEx

Defined in : User32

Requirements : Windows NT 3.1 or later; Windows 95 or later

Declaration:

Declare Function CallNextHookEx Lib "user32" Alias "CallNextHookEx" (ByVal hHook As Long, ByVal ncode As Long, ByVal wParam As Long, lParam As Any) As Long

Parameters:

* hhk Identifies the current hook. An application receives this handle as a result of a previous call to the SetWindowsHookEx function. * nCode Specifies the hook code passed to the current hook procedure. The next hook procedure uses this code to determine how to process the hook information. * wParam Specifies the wParam value passed to the current hook procedure. The meaning of this parameter depends on the type of hook associated with the current hook chain. * lParam Specifies the lParam value passed to the current hook procedure. The meaning of this parameter depends on the type of hook associated with the current hook chain.

Returns:

If the function succeeds, the return value is the value returned by the next hook procedure in the chain. The current hook procedure must also return this value. The meaning of the return value depends on the hook type. For more information, see the descriptions of the individual hook procedures.

Related functions:

Examples:

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