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Search Results for "CallNextHookEx" in [All]

Delegates

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See SetWindowsHookEx, CallNextHookEx

user32

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Summary
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///     Hook procedures are installed in chains for particular hook types. <see cref="CallNextHookEx" /> calls the

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///     Calling CallNextHookEx is optional, but it is highly recommended; otherwise, other applications that have

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///     <see cref="CallNextHookEx" /> unless you absolutely need to prevent the notification from being seen by other

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static extern IntPtr CallNextHookEx(IntPtr hhk, int nCode, IntPtr wParam,

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static extern IntPtr CallNextHookEx(IntPtr hhk, int nCode, WM wParam, [In]KBDLLHOOKSTRUCT lParam);

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static extern IntPtr CallNextHookEx(IntPtr hhk, int nCode, WM wParam, [In]MSLLHOOKSTRUCT lParam);

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Private Shared Function CallNextHookEx(ByVal hhk As IntPtr, ByVal nCode As Integer, ByVal wParam As IntPtr, ByVal lParam As IntPtr) As IntPtr

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Private Shared Function CallNextHookEx(ByVal hhk As IntPtr, ByVal nCode As Integer, ByVal wParam As WindowsMessages, <[In]()> ByRef lParam As KBDLLHOOKSTRUCT) As IntPtr

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Private Shared Function CallNextHookEx(ByVal hhk As IntPtr, ByVal nCode As Integer, ByVal wParam As WindowsMessages, <[In]()> ByRef lParam As MSLLHOOKSTRUCT) As IntPtr

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Public Declare Function CallNextHookEx Lib "user32" _

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Public Declare Function CallNextHookExKbd Lib "user32" Alias "CallNextHookEx" _

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Public Declare Function CallNextHookExMse Lib "user32" Alias "CallNextHookEx" _

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Documentation
[CallNextHookEx] on MSDN
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Remember to call CallNextHookEx in your callback delegate.

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     static extern int CallNextHookEx(IntPtr hhk, int nCode, IntPtr wParam, IntPtr lParam);

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        //you need to call CallNextHookEx without further processing

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        //and return the value returned by CallNextHookEx

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        return CallNextHookEx(IntPtr.Zero, code, wParam, lParam);

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    //return the value returned by CallNextHookEx

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    return CallNextHookEx(IntPtr.Zero, code, wParam, lParam);

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    Friend Shared Function CallNextHookEx(ByVal hhk As intptr, ByVal nCode As Integer, ByVal wParam As intptr, ByVal lParam As intptr) As Integer

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        'you need to call CallNextHookEx without further processing

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        'and return the value returned by CallNextHookEx

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        Return CallNextHookEx(IntPtr.Zero, code, wParam, lParam)    'unt

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    'return the value returned by CallNextHookEx

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    Return CallNextHookEx(IntPtr.Zero, code, wParam, lParam)

Enums

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    /// If the Shell procedure handles the WM_COMMAND message, it should not call CallNextHookEx. See the Return Value section for more information.

Structures

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  return CallNextHookEx(_hookID, nCode, wParam, lParam);

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This is named "struct" to be consistent with the Windows API name, but it is defined as a class since it is passed as a pointer (AKA reference) in SetWindowsHookEx and CallNextHookEx. Or it can be defined as a struct and passed with ref (ByRef in VB.NET).

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See

 
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