reactos/dll/win32/oledlg/insobjdlg.c

615 lines
19 KiB
C

/*
* OLEDLG library
*
* Copyright 2003 Ulrich Czekalla for CodeWeavers
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "oledlg_private.h"
#include <winreg.h>
WINE_DEFAULT_DEBUG_CHANNEL(oledlg);
typedef struct
{
HWND hwndSelf;
BOOL bObjListInit; /* Object list has been initialized */
LPOLEUIINSERTOBJECTA lpOleUIInsertObject;
HWND hwndObjTypeLBL;
HWND hwndObjTypeLB;
HWND hwndFileLBL;
HWND hwndFileTB;
HWND hwndCreateCtrlCB;
HWND hwndCreateNewCB;
HWND hwndCreateFromFileCB;
HWND hwndDisplayIconCB;
HWND hwndAddCtrlBTN;
HWND hwndBrowseBTN;
HWND hwndResultDesc;
} InsertObjectDlgInfo;
static INT_PTR CALLBACK UIInsertObjectDlgProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
static LRESULT UIINSOBJDLG_OnWMCommand(HWND hwnd, WPARAM wParam, LPARAM lParam);
static void UIINSERTOBJECTDLG_InitDialog(InsertObjectDlgInfo* pdlgInfo);
static void UIINSERTOBJECTDLG_SelectCreateCtrl(InsertObjectDlgInfo* pdlgInfo);
static void UIINSERTOBJECTDLG_SelectCreateFromFile(InsertObjectDlgInfo* pdlgInfo);
static void UIINSERTOBJECTDLG_SelectCreateNew(InsertObjectDlgInfo* pdlgInfo);
static BOOL UIINSERTOBJECTDLG_PopulateObjectTypes(InsertObjectDlgInfo* pdlgInfo);
static void UIINSERTOBJECTDLG_FreeObjectTypes(InsertObjectDlgInfo* pdlgInfo);
static void UIINSERTOBJECTDLG_SelChange(InsertObjectDlgInfo* pdlgInfo);
static BOOL UIINSERTOBJECTDLG_OnOpen(InsertObjectDlgInfo* pdlgInfo);
static void UIINSERTOBJECTDLG_BrowseFile(InsertObjectDlgInfo* pdlgInfo);
static void UIINSERTOBJECTDLG_AddControl(InsertObjectDlgInfo* pdlgInfo);
typedef HRESULT (*DLLREGISTER) (void);
extern HINSTANCE OLEDLG_hInstance;
static const WCHAR OleUIInsertObjectInfoStr[] = {'O','l','e','U','I','I','n','s','e','r','t','O','b','j','e','c','t',
'I','n','f','o','S','t','r',0};
/***********************************************************************
* OleUIInsertObjectA (OLEDLG.3)
*/
UINT WINAPI OleUIInsertObjectA(LPOLEUIINSERTOBJECTA lpOleUIInsertObject)
{
LRESULT lRes;
LPCVOID template;
HRSRC hRes;
InsertObjectDlgInfo dlgInfo;
HANDLE hDlgTmpl = 0;
if (lpOleUIInsertObject->lpszTemplate || lpOleUIInsertObject->hResource)
FIXME("Customized template not supported\n");
/* Create the dialog from a template */
if(!(hRes = FindResourceA(OLEDLG_hInstance,MAKEINTRESOURCEA(UIINSERTOBJECT),
(LPSTR)RT_DIALOG)))
{
return OLEUI_ERR_FINDTEMPLATEFAILURE;
}
if (!(hDlgTmpl = LoadResource(OLEDLG_hInstance, hRes )) ||
!(template = LockResource( hDlgTmpl )))
{
return OLEUI_ERR_LOADTEMPLATEFAILURE;
}
/* Initialize InsertObjectDlgInfo structure */
dlgInfo.lpOleUIInsertObject = lpOleUIInsertObject;
dlgInfo.bObjListInit = FALSE;
lRes = DialogBoxIndirectParamA(OLEDLG_hInstance, (const DLGTEMPLATE*) template,
lpOleUIInsertObject->hWndOwner, UIInsertObjectDlgProc,
(LPARAM) &dlgInfo);
/* Unable to create the dialog */
if( lRes == -1)
return OLEUI_ERR_DIALOGFAILURE;
return lRes;
}
/***********************************************************************
* UIInsertObjectDlgProc
*
* OLE UI Insert Object dialog procedure
*/
INT_PTR CALLBACK UIInsertObjectDlgProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
InsertObjectDlgInfo* pdlgInfo = GetPropW(hwnd, OleUIInsertObjectInfoStr);
switch(uMsg)
{
case WM_INITDIALOG:
{
InsertObjectDlgInfo* pdlgInfo = (InsertObjectDlgInfo*)lParam;
pdlgInfo->hwndSelf = hwnd;
SetPropW(hwnd, OleUIInsertObjectInfoStr, pdlgInfo);
UIINSERTOBJECTDLG_InitDialog(pdlgInfo);
return 0;
}
case WM_COMMAND:
return UIINSOBJDLG_OnWMCommand(hwnd, wParam, lParam);
case WM_DESTROY:
if (pdlgInfo)
UIINSERTOBJECTDLG_FreeObjectTypes(pdlgInfo);
RemovePropW(hwnd, OleUIInsertObjectInfoStr);
return FALSE;
default :
return FALSE;
}
}
/***********************************************************************
* UIINSOBJDLG_OnWMCommand
*
* WM_COMMAND message handler
*/
static LRESULT UIINSOBJDLG_OnWMCommand(HWND hwnd, WPARAM wParam, LPARAM lParam)
{
InsertObjectDlgInfo* pdlgInfo = GetPropW(hwnd, OleUIInsertObjectInfoStr);
WORD wNotifyCode = HIWORD(wParam);
WORD wID = LOWORD(wParam);
switch(wID)
{
case IDOK:
EndDialog(hwnd, UIINSERTOBJECTDLG_OnOpen(pdlgInfo));
break;
case IDCANCEL:
EndDialog(hwnd, FALSE);
break;
case IDC_CREATECONTROL:
UIINSERTOBJECTDLG_SelectCreateCtrl(pdlgInfo);
break;
case IDC_CREATENEW:
UIINSERTOBJECTDLG_SelectCreateNew(pdlgInfo);
break;
case IDC_CREATEFROMFILE:
UIINSERTOBJECTDLG_SelectCreateFromFile(pdlgInfo);
break;
case IDC_BROWSE:
UIINSERTOBJECTDLG_BrowseFile(pdlgInfo);
break;
case IDC_ADDCONTROL:
UIINSERTOBJECTDLG_AddControl(pdlgInfo);
break;
case IDC_OBJTYPELIST:
if (wNotifyCode == LBN_SELCHANGE)
UIINSERTOBJECTDLG_SelChange(pdlgInfo);
break;
}
return 0;
}
/***********************************************************************
* UIINSERTOBJECTDLG_InitDialog
*
* Initialize dialog display
*/
static void UIINSERTOBJECTDLG_InitDialog(InsertObjectDlgInfo* pdlgInfo)
{
/* Initialize InsertObjectDlgInfo data structure */
pdlgInfo->hwndObjTypeLB = GetDlgItem(pdlgInfo->hwndSelf, IDC_OBJTYPELIST);
pdlgInfo->hwndObjTypeLBL = GetDlgItem(pdlgInfo->hwndSelf, IDC_OBJTYPELBL);
pdlgInfo->hwndFileLBL = GetDlgItem(pdlgInfo->hwndSelf, IDC_FILELBL);
pdlgInfo->hwndFileTB = GetDlgItem(pdlgInfo->hwndSelf, IDC_FILE);
pdlgInfo->hwndCreateCtrlCB = GetDlgItem(pdlgInfo->hwndSelf, IDC_CREATECONTROL);
pdlgInfo->hwndCreateNewCB = GetDlgItem(pdlgInfo->hwndSelf, IDC_CREATENEW);
pdlgInfo->hwndCreateFromFileCB = GetDlgItem(pdlgInfo->hwndSelf, IDC_CREATEFROMFILE);
pdlgInfo->hwndDisplayIconCB = GetDlgItem(pdlgInfo->hwndSelf, IDC_ASICON);
pdlgInfo->hwndAddCtrlBTN = GetDlgItem(pdlgInfo->hwndSelf, IDC_ADDCONTROL);
pdlgInfo->hwndBrowseBTN = GetDlgItem(pdlgInfo->hwndSelf, IDC_BROWSE);
pdlgInfo->hwndResultDesc = GetDlgItem(pdlgInfo->hwndSelf, IDC_RESULTDESC);
/* Setup dialog controls based on flags */
if (pdlgInfo->lpOleUIInsertObject->lpszCaption)
SetWindowTextA(pdlgInfo->hwndSelf, pdlgInfo->lpOleUIInsertObject->lpszCaption);
ShowWindow(pdlgInfo->hwndCreateCtrlCB, (pdlgInfo->lpOleUIInsertObject->dwFlags &
IOF_SHOWINSERTCONTROL) ? SW_SHOW : SW_HIDE);
ShowWindow(pdlgInfo->hwndDisplayIconCB, (pdlgInfo->lpOleUIInsertObject->dwFlags &
IOF_CHECKDISPLAYASICON) ? SW_SHOW : SW_HIDE);
EnableWindow(pdlgInfo->hwndDisplayIconCB, !(pdlgInfo->lpOleUIInsertObject->dwFlags &
IOF_DISABLEDISPLAYASICON));
if (pdlgInfo->lpOleUIInsertObject->dwFlags & IOF_SELECTCREATECONTROL)
UIINSERTOBJECTDLG_SelectCreateCtrl(pdlgInfo);
else if (pdlgInfo->lpOleUIInsertObject->dwFlags & IOF_SELECTCREATEFROMFILE)
UIINSERTOBJECTDLG_SelectCreateFromFile(pdlgInfo);
else /* (pdlgInfo->lpOleUIInsertObject->dwFlags & IOF_SELECTCREATENEW) */
UIINSERTOBJECTDLG_SelectCreateNew(pdlgInfo);
}
/***********************************************************************
* UIINSERTOBJECTDLG_SelectCreateCtrl
*
* Select Create Control Radio Button
*/
static void UIINSERTOBJECTDLG_SelectCreateCtrl(InsertObjectDlgInfo* pdlgInfo)
{
ShowWindow(pdlgInfo->hwndDisplayIconCB, SW_HIDE);
ShowWindow(pdlgInfo->hwndFileLBL, SW_HIDE);
ShowWindow(pdlgInfo->hwndFileTB, SW_HIDE);
ShowWindow(pdlgInfo->hwndBrowseBTN, SW_HIDE);
ShowWindow(pdlgInfo->hwndObjTypeLBL, SW_SHOW);
ShowWindow(pdlgInfo->hwndObjTypeLB, SW_SHOW);
ShowWindow(pdlgInfo->hwndAddCtrlBTN, SW_SHOW);
SendMessageA(pdlgInfo->hwndCreateCtrlCB, BM_SETCHECK, BST_CHECKED, 0);
/* Populate object type listbox */
if (!pdlgInfo->bObjListInit)
UIINSERTOBJECTDLG_PopulateObjectTypes(pdlgInfo);
}
/***********************************************************************
* UIINSERTOBJECTDLG_SelectCreateNew
*
* Select Create New Radio Button
*/
static void UIINSERTOBJECTDLG_SelectCreateNew(InsertObjectDlgInfo* pdlgInfo)
{
ShowWindow(pdlgInfo->hwndFileLBL, SW_HIDE);
ShowWindow(pdlgInfo->hwndFileTB, SW_HIDE);
ShowWindow(pdlgInfo->hwndAddCtrlBTN, SW_HIDE);
ShowWindow(pdlgInfo->hwndBrowseBTN, SW_HIDE);
if (pdlgInfo->lpOleUIInsertObject->dwFlags & IOF_CHECKDISPLAYASICON)
ShowWindow(pdlgInfo->hwndDisplayIconCB, SW_SHOW);
ShowWindow(pdlgInfo->hwndObjTypeLBL, SW_SHOW);
ShowWindow(pdlgInfo->hwndObjTypeLB, SW_SHOW);
SendMessageA(pdlgInfo->hwndCreateNewCB, BM_SETCHECK, BST_CHECKED, 0);
if (!pdlgInfo->bObjListInit)
UIINSERTOBJECTDLG_PopulateObjectTypes(pdlgInfo);
UIINSERTOBJECTDLG_SelChange(pdlgInfo);
}
/***********************************************************************
* UIINSERTOBJECTDLG_SelectCreateFromFile
*
* Select Create From File Radio Button
*/
static void UIINSERTOBJECTDLG_SelectCreateFromFile(InsertObjectDlgInfo* pdlgInfo)
{
WCHAR resstr[MAX_PATH];
ShowWindow(pdlgInfo->hwndAddCtrlBTN, SW_HIDE);
ShowWindow(pdlgInfo->hwndObjTypeLBL, SW_HIDE);
ShowWindow(pdlgInfo->hwndObjTypeLB, SW_HIDE);
if (pdlgInfo->lpOleUIInsertObject->dwFlags & IOF_CHECKDISPLAYASICON)
ShowWindow(pdlgInfo->hwndDisplayIconCB, SW_SHOW);
ShowWindow(pdlgInfo->hwndFileLBL, SW_SHOW);
ShowWindow(pdlgInfo->hwndFileTB, SW_SHOW);
ShowWindow(pdlgInfo->hwndBrowseBTN, SW_SHOW);
SendMessageW(pdlgInfo->hwndCreateFromFileCB, BM_SETCHECK, BST_CHECKED, 0);
if (LoadStringW(OLEDLG_hInstance, IDS_RESULTFILEOBJDESC, resstr, MAX_PATH))
SendMessageW(pdlgInfo->hwndResultDesc, WM_SETTEXT, 0, (LPARAM)resstr);
}
/***********************************************************************
* UIINSERTOBJECTDLG_PopulateObjectTypes
*
* Populate Object Type listbox
*/
static BOOL UIINSERTOBJECTDLG_PopulateObjectTypes(InsertObjectDlgInfo* pdlgInfo)
{
static const WCHAR szClsid[] = {'C','L','S','I','D',0};
static const WCHAR szInsertable[] = {'I','n','s','e','r','t','a','b','l','e',0};
static const WCHAR szNotInsertable[] = {'N','o','t','I','n','s','e','r','t','a','b','l','e',0};
DWORD i;
LONG len;
HKEY hkclsids;
HKEY hkey;
CLSID clsid;
LSTATUS ret;
WCHAR keydesc[MAX_PATH];
WCHAR keyname[MAX_PATH];
WCHAR szclsid[128];
DWORD index = 0;
UIINSERTOBJECTDLG_FreeObjectTypes(pdlgInfo);
RegOpenKeyExW(HKEY_CLASSES_ROOT, szClsid, 0, KEY_READ, &hkclsids);
while (ERROR_SUCCESS == (ret = RegEnumKeyW(hkclsids, index, szclsid, sizeof(szclsid)/sizeof(szclsid[0]))))
{
index++;
RegOpenKeyExW(hkclsids, szclsid, 0, KEY_READ, &hkey);
len = sizeof(keyname);
if (ERROR_SUCCESS != RegQueryValueW(hkey, szInsertable, keyname, &len))
continue;
len = sizeof(keyname);
if (ERROR_SUCCESS == RegQueryValueW(hkey, szNotInsertable, keyname, &len))
continue;
CLSIDFromString(szclsid, &clsid);
for (i = 0; i < pdlgInfo->lpOleUIInsertObject->cClsidExclude; i++)
if (IsEqualGUID(&pdlgInfo->lpOleUIInsertObject->lpClsidExclude[i], &clsid))
break;
if (i < pdlgInfo->lpOleUIInsertObject->cClsidExclude)
continue;
len = sizeof(keydesc);
if (ERROR_SUCCESS == RegQueryValueW(hkey, NULL, keydesc, &len))
{
CLSID* lpclsid = HeapAlloc(GetProcessHeap(), 0, sizeof(CLSID));
*lpclsid = clsid;
len = SendMessageW(pdlgInfo->hwndObjTypeLB, LB_ADDSTRING, 0, (LPARAM)keydesc);
SendMessageW(pdlgInfo->hwndObjTypeLB, LB_SETITEMDATA, len, (LPARAM)lpclsid);
}
}
pdlgInfo->bObjListInit = (ret == ERROR_NO_MORE_ITEMS);
return pdlgInfo->bObjListInit;
}
/***********************************************************************
* UIINSERTOBJECTDLG_FreeObjectTypes
*
* Free Object Types listbox
*/
static void UIINSERTOBJECTDLG_FreeObjectTypes(InsertObjectDlgInfo* pdlgInfo)
{
UINT i, count;
count = SendMessageA(pdlgInfo->hwndObjTypeLB, LB_GETCOUNT, 0, 0);
for (i = 0; i < count; i++)
{
CLSID* lpclsid = (CLSID*) SendMessageA(pdlgInfo->hwndObjTypeLB,
LB_GETITEMDATA, i, 0);
HeapFree(GetProcessHeap(), 0, lpclsid);
}
}
/***********************************************************************
* UIINSERTOBJECTDLG_SelChange
*
* Handle object type selection change
*/
static void UIINSERTOBJECTDLG_SelChange(InsertObjectDlgInfo* pdlgInfo)
{
INT index;
WCHAR objname[MAX_PATH];
WCHAR objdesc[MAX_PATH];
WCHAR resstr[MAX_PATH];
TRACE("\n");
if (LoadStringW(OLEDLG_hInstance, IDS_RESULTOBJDESC, resstr, MAX_PATH) &&
((index = SendMessageW(pdlgInfo->hwndObjTypeLB, LB_GETCURSEL, 0, 0)) >= 0) &&
SendMessageW(pdlgInfo->hwndObjTypeLB, LB_GETTEXT, index, (LPARAM)objname))
wsprintfW(objdesc, resstr, objname);
else
objdesc[0] = 0;
SendMessageW(pdlgInfo->hwndResultDesc, WM_SETTEXT, 0, (LPARAM)objdesc);
}
/***********************************************************************
* UIINSERTOBJECTDLG_SelChange
*
* Handle OK Button
*/
static BOOL UIINSERTOBJECTDLG_OnOpen(InsertObjectDlgInfo* pdlgInfo)
{
BOOL bret = FALSE;
if (BST_CHECKED == SendMessageA(pdlgInfo->hwndCreateCtrlCB, BM_GETCHECK, 0, 0) ||
BST_CHECKED == SendMessageA(pdlgInfo->hwndCreateNewCB, BM_GETCHECK, 0, 0))
{
INT index = SendMessageA(pdlgInfo->hwndObjTypeLB, LB_GETCURSEL, 0, 0);
if (index >= 0)
{
CLSID* clsid = (CLSID*) SendMessageA(pdlgInfo->hwndObjTypeLB,
LB_GETITEMDATA, index, 0);
pdlgInfo->lpOleUIInsertObject->clsid = *clsid;
if (pdlgInfo->lpOleUIInsertObject->dwFlags & IOF_CREATENEWOBJECT)
{
pdlgInfo->lpOleUIInsertObject->sc= OleCreate(
&pdlgInfo->lpOleUIInsertObject->clsid,
&pdlgInfo->lpOleUIInsertObject->iid,
pdlgInfo->lpOleUIInsertObject->oleRender,
pdlgInfo->lpOleUIInsertObject->lpFormatEtc,
pdlgInfo->lpOleUIInsertObject->lpIOleClientSite,
pdlgInfo->lpOleUIInsertObject->lpIStorage,
pdlgInfo->lpOleUIInsertObject->ppvObj);
}
bret = TRUE;
}
}
else if (BST_CHECKED == SendMessageA(pdlgInfo->hwndCreateFromFileCB, BM_GETCHECK, 0, 0))
{
if (pdlgInfo->lpOleUIInsertObject->lpszFile)
{
HRESULT hres;
WCHAR wcsFile[MAX_PATH];
if (SendMessageW(pdlgInfo->hwndFileTB, WM_GETTEXT, MAX_PATH, (LPARAM)wcsFile))
WideCharToMultiByte(CP_ACP, 0, wcsFile, -1,
pdlgInfo->lpOleUIInsertObject->lpszFile, pdlgInfo->lpOleUIInsertObject->cchFile, NULL, NULL);
if (SUCCEEDED(hres = GetClassFile(wcsFile, &pdlgInfo->lpOleUIInsertObject->clsid)))
{
if (pdlgInfo->lpOleUIInsertObject->dwFlags & IOF_CREATEFILEOBJECT)
{
hres = OleCreateFromFile(
&pdlgInfo->lpOleUIInsertObject->clsid,
wcsFile,
&pdlgInfo->lpOleUIInsertObject->iid,
pdlgInfo->lpOleUIInsertObject->oleRender,
pdlgInfo->lpOleUIInsertObject->lpFormatEtc,
pdlgInfo->lpOleUIInsertObject->lpIOleClientSite,
pdlgInfo->lpOleUIInsertObject->lpIStorage,
pdlgInfo->lpOleUIInsertObject->ppvObj);
}
bret = TRUE;
}
pdlgInfo->lpOleUIInsertObject->sc = hres;
}
}
return bret;
}
/***********************************************************************
* UIINSERTOBJECTDLG_BrowseFile
*
* Browse for the file
*/
static void UIINSERTOBJECTDLG_BrowseFile(InsertObjectDlgInfo* pdlgInfo)
{
OPENFILENAMEA fn;
char fname[MAX_PATH];
char title[32];
fn.lStructSize = sizeof(OPENFILENAMEA);
fn.hwndOwner = pdlgInfo->hwndSelf;
fn.hInstance = 0;
fn.lpstrFilter = "All Files\0*.*\0\0";
fn.lpstrCustomFilter = NULL;
fn.nMaxCustFilter = 0;
fn.nFilterIndex = 0;
SendMessageA(pdlgInfo->hwndFileTB, WM_GETTEXT, MAX_PATH, (LPARAM)fname);
fn.lpstrFile = fname;
fn.nMaxFile = MAX_PATH;
fn.lpstrFileTitle = NULL;
fn.nMaxFileTitle = 0;
fn.lpstrInitialDir = NULL;
LoadStringA(OLEDLG_hInstance, IDS_BROWSE, title, 32);
fn.lpstrTitle = title;
fn.Flags = OFN_EXPLORER | OFN_FILEMUSTEXIST |
OFN_HIDEREADONLY | OFN_LONGNAMES;
fn.nFileOffset = 0;
fn.nFileExtension = 0;
fn.lpstrDefExt = NULL;
fn.lCustData = 0;
fn.lpfnHook = NULL;
fn.lpTemplateName = NULL;
if (GetOpenFileNameA(&fn))
SendMessageA(pdlgInfo->hwndFileTB, WM_SETTEXT, 0, (LPARAM)fn.lpstrFile);
}
/***********************************************************************
* UIINSERTOBJECTDLG_AddControl
*
* Add control to Object Type
*/
static void UIINSERTOBJECTDLG_AddControl(InsertObjectDlgInfo* pdlgInfo)
{
OPENFILENAMEA fn;
char fname[MAX_PATH];
char title[32];
fn.lStructSize = sizeof(OPENFILENAMEA);
fn.hwndOwner = pdlgInfo->hwndSelf;
fn.hInstance = 0;
fn.lpstrFilter = "OLE Controls\0*.ocx\0Libraries\0*.dll\0All Files\0*.*\0\0";
fn.lpstrCustomFilter = NULL;
fn.nMaxCustFilter = 0;
fn.nFilterIndex = 0;
fname[0] = 0;
fn.lpstrFile = fname;
fn.nMaxFile = MAX_PATH;
fn.lpstrFileTitle = NULL;
fn.nMaxFileTitle = 0;
fn.lpstrInitialDir = NULL;
LoadStringA(OLEDLG_hInstance, IDS_BROWSE, title, 32);
fn.lpstrTitle = title;
fn.Flags = OFN_EXPLORER | OFN_FILEMUSTEXIST |
OFN_HIDEREADONLY | OFN_LONGNAMES;
fn.nFileOffset = 0;
fn.nFileExtension = 0;
fn.lpstrDefExt = NULL;
fn.lCustData = 0;
fn.lpfnHook = NULL;
fn.lpTemplateName = NULL;
if (GetOpenFileNameA(&fn))
{
HMODULE hMod;
BOOL bValid = FALSE;
hMod = LoadLibraryA(fn.lpstrFile);
if (hMod)
{
DLLREGISTER regproc;
regproc = (DLLREGISTER) GetProcAddress(hMod, "DllRegisterServer");
if (regproc)
{
if (S_OK == regproc())
{
UIINSERTOBJECTDLG_PopulateObjectTypes(pdlgInfo);
bValid = TRUE;
}
}
FreeLibrary(hMod);
}
if (!bValid)
{
WCHAR title[32];
WCHAR msg[256];
LoadStringW(OLEDLG_hInstance, IDS_NOTOLEMODCAPTION, title, 32);
LoadStringW(OLEDLG_hInstance, IDS_NOTOLEMOD, msg, 256);
MessageBoxW(pdlgInfo->hwndSelf, msg, title, MB_ICONEXCLAMATION);
}
}
}