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Tricks of the Windows Gam…ming Gurus (2nd Edition)
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Disc2.iso
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msdn_vcb
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samples
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vc98
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sdk
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sdktools
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spy
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hook.h
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1997-10-05
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2KB
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53 lines
/******************************************************************************\
* This is a part of the Microsoft Source Code Samples.
* Copyright (C) 1993-1997 Microsoft Corporation.
* All rights reserved.
* This source code is only intended as a supplement to
* Microsoft Development Tools and/or WinHelp documentation.
* See these sources for detailed information regarding the
* Microsoft samples programs.
\******************************************************************************/
/*----------------------------------------------------------------------------
*| hook.h - Windows message spy application |
| |
\*----------------------------------------------------------------------------*/
#define PUBLIC
#if !DBG
#define PRIVATE static
#else
#define PRIVATE
#endif
// special hwnds for the hooks to recognize
#define HWND_ALL ((HWND)0xffffffff)
#define HWND_NULL ((HWND)0L)
#define SPYAPPNAME "Spy"
#define SPYCLASSNAME "Spy Class"
#define HOOKWINDOWNAME "SpyHookWindow"
#define HOOKWINDOWCLASS "SpyHookClass"
//
// Structure that contains the spy message data sent from the hook
// to the spy app to display. The hwnd is sent using wParam of
// the WM_COPYDATA message, and the message number is in the dwData
// field of the COPYDATASTRUCT. This structure allows the wParam,
// lParam and any optional extra data to be passed across.
//
typedef struct
{
WPARAM wParam;
LPARAM lParam;
BYTE ExtraData[64];
} SPYMSGDATA, *PSPYMSGDATA;
LRESULT CALLBACK SpyGetMsgProc(INT hc, WPARAM wParam, LPARAM lParam);
LRESULT CALLBACK SpyCallWndProc(INT hc, WPARAM wParam, LPARAM lParam);