windows-nt/Source/XPSP1/NT/windows/appcompat/shims/specific/gizmos.cpp
2020-09-26 16:20:57 +08:00

137 lines
3.5 KiB
C++

/*++
Copyright (c) 2001 Microsoft Corporation
Module Name:
Gizmos.cpp
Abstract:
The Shredder and Vault Explorer extensions both call
SetWindowLong(GWL_STYLE) with improper style values.
Notes:
This is an app specific shim.
History:
04/12/2001 robkenny Created
--*/
#include "precomp.h"
#include <shlguid.h>
IMPLEMENT_SHIM_BEGIN(Gizmos)
#include "ShimHookMacro.h"
APIHOOK_ENUM_BEGIN
APIHOOK_ENUM_ENTRY_COMSERVER(SHELLX98)
APIHOOK_ENUM_END
// This is the CLSID the application placed in the registry:
// c500687e 11ceab3b 00006884 6b2768b4
// Can't use the DEFINE_GUID macro, since INITGUID was not defined in the PCH.
//DEFINE_GUID(CLSID_Gizmos, 0xc500687d, 0xab3b, 0x11ce, 0x84, 0x68, 0x00, 0x00, 0xb4, 0x68, 0x27, 0x6b);
const GUID CLSID_Vault = { 0xc500687d, 0xab3b, 0x11ce, { 0x84, 0x68, 0x00, 0x00, 0xb4, 0x68, 0x27, 0x6b } };
const GUID CLSID_Shredder = { 0xc500687e, 0xab3b, 0x11ce, { 0x84, 0x68, 0x00, 0x00, 0xb4, 0x68, 0x27, 0x6b } };
typedef HRESULT (*_pfn_IShellFolder_CreateViewObject)(PVOID pThis, HWND hwndOwner, REFIID riid, VOID **ppv);
typedef HRESULT (*_pfn_IShellView_CreateViewWindow)(PVOID pThis, IShellView *psvPrevious, LPCFOLDERSETTINGS pfs, IShellBrowser *psb, RECT *prcView, HWND *phWnd );
IMPLEMENT_COMSERVER_HOOK(SHELLX98)
/*++
Convert Win9x paths to WinNT paths for IShellLinkW::SetPath
--*/
HRESULT COMHOOK(IShellFolder, CreateViewObject)(
PVOID pThis,
HWND hwndOwner,
REFIID riid,
VOID **ppv )
{
HRESULT hReturn = ORIGINAL_COM(IShellFolder, CreateViewObject, pThis)(pThis, hwndOwner, riid, ppv);
if (hReturn == NOERROR)
{
// Only hook IShellView objects
if (IsEqualGUID(riid, IID_IShellView))
{
// We don't know the CLSID, but since this routine is only called
// for IShellFolder's that were created by ShellX98.dll;
// we really don't need to know: it can only be one of the two
// IShellFolder CLSID that we hooked.
HookObject(
NULL,
riid,
ppv,
NULL,
FALSE);
}
}
return hReturn;
}
/*++
Convert Win9x paths to WinNT paths for IShellLinkW::SetPath
--*/
HRESULT COMHOOK(IShellView, CreateViewWindow)(
PVOID pThis,
IShellView *psvPrevious,
LPCFOLDERSETTINGS pfs,
IShellBrowser *psb,
RECT *prcView,
HWND *phWnd
)
{
LPFOLDERSETTINGS lpFolderSettings = const_cast<LPFOLDERSETTINGS>(pfs);
// ShellX98.dll only handles ViewModes FVM_ICON to FVM_THUMBNAIL
if (lpFolderSettings->ViewMode > FVM_THUMBNAIL)
{
LOGN( eDbgLevelError, "[IShellView::CreateViewWindow] forced FOLDERSETTINGS->ViewMode from %d to %d", lpFolderSettings->ViewMode, FVM_ICON);
lpFolderSettings->ViewMode = FVM_ICON;
}
HRESULT hReturn = ORIGINAL_COM(IShellView, CreateViewWindow, pThis)(pThis, psvPrevious, lpFolderSettings, psb, prcView, phWnd);
return hReturn;
}
/*++
Register hooked functions
--*/
HOOK_BEGIN
APIHOOK_ENTRY_COMSERVER(SHELLX98)
// Explorer creates an IShellFolder via ShellX98.dll's class factory.
// Eventually it calls IShellFolder::CreateViewObject to create an
// IShellView object. We want to shim IShellView::CreateViewWindow.
COMHOOK_ENTRY(Vault, IShellFolder, CreateViewObject, 8)
COMHOOK_ENTRY(Shredder, IShellFolder, CreateViewObject, 8)
COMHOOK_ENTRY(Vault, IShellView, CreateViewWindow, 9)
COMHOOK_ENTRY(Shredder, IShellView, CreateViewWindow, 9)
HOOK_END
IMPLEMENT_SHIM_END