windows-nt/Source/XPSP1/NT/windows/appcompat/shims/specific/planecrazy.cpp

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/*++
Copyright (c) 2000 Microsoft Corporation
Module Name:
PlaneCrazy.cpp
Abstract:
Hooks all application-defined window procedures and adds a WM_PAINT
message upon receipt of a WM_SETFOCUS. For some reason the one that normally
came through on win9x gets lost.
Notes:
This shim can be reused for other shims that require WindowProc hooking.
Copy all APIHook_* functions and simply replace the code in PlaneCrazy_WindowProcHook
and PlaneCrazy_DialogProcHook.
History:
11/01/1999 markder Created
02/15/1999 markder Reworked WndProc hooking mechanism so that it generically
hooks all WndProcs for the process.
02/15/1999 a-chcoff copied to here and created this shim with code base.
--*/
#include "precomp.h"
IMPLEMENT_SHIM_BEGIN(PlaneCrazy)
#include "ShimHookMacro.h"
APIHOOK_ENUM_BEGIN
APIHOOK_ENUM_ENTRY(RegisterClassA)
APIHOOK_ENUM_ENTRY(RegisterClassW)
APIHOOK_ENUM_ENTRY(RegisterClassExA)
APIHOOK_ENUM_ENTRY(RegisterClassExW)
APIHOOK_ENUM_ENTRY(CreateDialogParamA)
APIHOOK_ENUM_ENTRY(CreateDialogParamW)
APIHOOK_ENUM_ENTRY(CreateDialogIndirectParamA)
APIHOOK_ENUM_ENTRY(CreateDialogIndirectParamW)
APIHOOK_ENUM_ENTRY(CreateDialogIndirectParamAorW)
APIHOOK_ENUM_ENTRY(SetWindowLongA)
APIHOOK_ENUM_ENTRY(SetWindowLongW)
APIHOOK_ENUM_END
/*++
Change WM_DRAWITEM behaviour
--*/
LRESULT CALLBACK
PlaneCrazy_WindowProcHook(
WNDPROC pfnOld, // address of old WindowProc
HWND hwnd, // handle to window
UINT uMsg, // message identifier
WPARAM wParam, // first message parameter
LPARAM lParam // second message parameter
)
{
// Check for message we're interested in
if (uMsg == WM_SETFOCUS)
{
SendMessage(hwnd,WM_PAINT,NULL,NULL);
}
return (*pfnOld)(hwnd, uMsg, wParam, lParam);
}
INT_PTR CALLBACK
PlaneCrazy_DialogProcHook(
DLGPROC pfnOld, // address of old DialogProc
HWND hwndDlg, // handle to dialog box
UINT uMsg, // message
WPARAM wParam, // first message parameter
LPARAM lParam // second message parameter
)
{
// Check for message we're interested in
if (uMsg == WM_SETFOCUS)
{
SendMessage(hwndDlg,WM_PAINT,NULL,NULL);
}
return (*pfnOld)(hwndDlg, uMsg, wParam, lParam);
}
/*++
Hook all possible calls that can initialize or change a window's
WindowProc (or DialogProc)
--*/
ATOM
APIHOOK(RegisterClassA)(
CONST WNDCLASSA *lpWndClass // class data
)
{
WNDCLASSA wcNewWndClass = *lpWndClass;
wcNewWndClass.lpfnWndProc = (WNDPROC) HookCallback(lpWndClass->lpfnWndProc, PlaneCrazy_WindowProcHook);
return ORIGINAL_API(RegisterClassA)(&wcNewWndClass);
}
ATOM
APIHOOK(RegisterClassW)(
CONST WNDCLASSW *lpWndClass // class data
)
{
WNDCLASSW wcNewWndClass = *lpWndClass;
wcNewWndClass.lpfnWndProc = (WNDPROC) HookCallback(lpWndClass->lpfnWndProc, PlaneCrazy_WindowProcHook);
return ORIGINAL_API(RegisterClassW)(&wcNewWndClass);
}
ATOM
APIHOOK(RegisterClassExA)(
CONST WNDCLASSEXA *lpwcx // class data
)
{
WNDCLASSEXA wcNewWndClass = *lpwcx;
wcNewWndClass.lpfnWndProc = (WNDPROC) HookCallback(lpwcx->lpfnWndProc, PlaneCrazy_WindowProcHook);
return ORIGINAL_API(RegisterClassExA)(&wcNewWndClass);
}
ATOM
APIHOOK(RegisterClassExW)(
CONST WNDCLASSEXW *lpwcx // class data
)
{
WNDCLASSEXW wcNewWndClass = *lpwcx;
wcNewWndClass.lpfnWndProc = (WNDPROC) HookCallback(lpwcx->lpfnWndProc, PlaneCrazy_WindowProcHook);
return ORIGINAL_API(RegisterClassExW)(&wcNewWndClass);
}
HWND
APIHOOK(CreateDialogParamA)(
HINSTANCE hInstance, // handle to module
LPCSTR lpTemplateName, // dialog box template
HWND hWndParent, // handle to owner window
DLGPROC lpDialogFunc, // dialog box procedure
LPARAM dwInitParam // initialization value
)
{
lpDialogFunc = (DLGPROC) HookCallback(lpDialogFunc, PlaneCrazy_DialogProcHook);
return ORIGINAL_API(CreateDialogParamA)( hInstance,
lpTemplateName,
hWndParent,
lpDialogFunc,
dwInitParam );
}
HWND
APIHOOK(CreateDialogParamW)(
HINSTANCE hInstance, // handle to module
LPCWSTR lpTemplateName, // dialog box template
HWND hWndParent, // handle to owner window
DLGPROC lpDialogFunc, // dialog box procedure
LPARAM dwInitParam // initialization value
)
{
lpDialogFunc = (DLGPROC) HookCallback(lpDialogFunc, PlaneCrazy_DialogProcHook);
return ORIGINAL_API(CreateDialogParamW)( hInstance,
lpTemplateName,
hWndParent,
lpDialogFunc,
dwInitParam );
}
HWND
APIHOOK(CreateDialogIndirectParamA)(
HINSTANCE hInstance, // handle to module
LPCDLGTEMPLATE lpTemplate, // dialog box template
HWND hWndParent, // handle to owner window
DLGPROC lpDialogFunc, // dialog box procedure
LPARAM lParamInit // initialization value
)
{
lpDialogFunc = (DLGPROC) HookCallback(lpDialogFunc, PlaneCrazy_DialogProcHook);
return ORIGINAL_API(CreateDialogIndirectParamA)( hInstance,
lpTemplate,
hWndParent,
lpDialogFunc,
lParamInit );
}
HWND
APIHOOK(CreateDialogIndirectParamW)(
HINSTANCE hInstance, // handle to module
LPCDLGTEMPLATE lpTemplate, // dialog box template
HWND hWndParent, // handle to owner window
DLGPROC lpDialogFunc, // dialog box procedure
LPARAM lParamInit // initialization value
)
{
lpDialogFunc = (DLGPROC) HookCallback(lpDialogFunc, PlaneCrazy_DialogProcHook);
return ORIGINAL_API(CreateDialogIndirectParamW)( hInstance,
lpTemplate,
hWndParent,
lpDialogFunc,
lParamInit );
}
HWND
APIHOOK(CreateDialogIndirectParamAorW)(
HINSTANCE hInstance, // handle to module
LPCDLGTEMPLATE lpTemplate, // dialog box template
HWND hWndParent, // handle to owner window
DLGPROC lpDialogFunc, // dialog box procedure
LPARAM lParamInit // initialization value
)
{
lpDialogFunc = (DLGPROC) HookCallback(lpDialogFunc, PlaneCrazy_DialogProcHook);
return ORIGINAL_API(CreateDialogIndirectParamAorW)( hInstance,
lpTemplate,
hWndParent,
lpDialogFunc,
lParamInit );
}
LONG
APIHOOK(SetWindowLongA)(
HWND hWnd,
int nIndex,
LONG dwNewLong
)
{
if( nIndex == GWL_WNDPROC )
dwNewLong = (LONG) HookCallback((PVOID)dwNewLong, PlaneCrazy_WindowProcHook);
else if( nIndex == DWL_DLGPROC )
dwNewLong = (LONG) HookCallback((PVOID)dwNewLong, PlaneCrazy_DialogProcHook);
return ORIGINAL_API(SetWindowLongA)( hWnd,
nIndex,
dwNewLong );
}
LONG
APIHOOK(SetWindowLongW)(
HWND hWnd,
int nIndex,
LONG dwNewLong
)
{
if( nIndex == GWL_WNDPROC )
dwNewLong = (LONG) HookCallback((PVOID)dwNewLong, PlaneCrazy_WindowProcHook);
else if( nIndex == DWL_DLGPROC )
dwNewLong = (LONG) HookCallback((PVOID)dwNewLong, PlaneCrazy_DialogProcHook);
return ORIGINAL_API(SetWindowLongA)( hWnd,
nIndex,
dwNewLong );
}
/*++
Register hooked functions
--*/
HOOK_BEGIN
APIHOOK_ENTRY(USER32.DLL, RegisterClassA)
APIHOOK_ENTRY(USER32.DLL, RegisterClassW)
APIHOOK_ENTRY(USER32.DLL, RegisterClassExA)
APIHOOK_ENTRY(USER32.DLL, RegisterClassExW)
APIHOOK_ENTRY(USER32.DLL, CreateDialogParamA)
APIHOOK_ENTRY(USER32.DLL, CreateDialogParamW)
APIHOOK_ENTRY(USER32.DLL, CreateDialogIndirectParamA)
APIHOOK_ENTRY(USER32.DLL, CreateDialogIndirectParamW)
APIHOOK_ENTRY(USER32.DLL, CreateDialogIndirectParamAorW)
APIHOOK_ENTRY(USER32.DLL, SetWindowLongA)
APIHOOK_ENTRY(USER32.DLL, SetWindowLongW)
HOOK_END
IMPLEMENT_SHIM_END