Ejemplo n.º 1
0
/***********************************************************************
 *		ICOpen				[MSVFW.37]
 * Opens an installable compressor. Return special handle.
 */
HIC VFWAPI
//ICOpen(long fccType,long fccHandler,unsigned int wMode) {
ICOpen(long filename,long fccHandler,unsigned int wMode) {
	ICOPEN		icopen;
	HDRVR		hdrv;
	WINE_HIC	*whic;

	/* Well, lParam2 is in fact a LPVIDEO_OPEN_PARMS, but it has the 
	 * same layout as ICOPEN
	 */
	icopen.fccType		= 0x63646976; // "vidc" //fccType;
	icopen.fccHandler	= fccHandler;
	icopen.dwSize		= sizeof(ICOPEN);
	icopen.dwFlags		= wMode;
	icopen.pV1Reserved	= (void*)filename;
	/* FIXME: do we need to fill out the rest too? */
	hdrv=OpenDriverA((long)&icopen);
	if (!hdrv) return 0;
	whic = malloc(sizeof(WINE_HIC));
	whic->hdrv	= hdrv;
	whic->driverproc= ((DRVR*)hdrv)->DriverProc;
//	whic->private	= ICSendMessage((HIC)whic,DRV_OPEN,0,(long)&icopen);
	whic->driverid	= ((DRVR*)hdrv)->dwDriverID;
	return (HIC)whic;
}
Ejemplo n.º 2
0
/**************************************************************************
 * 				JOY_LoadDriver		[internal]
 */
static	BOOL JOY_LoadDriver(DWORD dwJoyID)
{
    if (dwJoyID >= MAXJOYSTICK)
	return FALSE;
    if (JOY_Sticks[dwJoyID].hDriver)
	return TRUE;

    JOY_Sticks[dwJoyID].hDriver = OpenDriverA("winejoystick.drv", 0, dwJoyID);
    return (JOY_Sticks[dwJoyID].hDriver != 0);
}
Ejemplo n.º 3
0
/***********************************************************************
 *           acmDriverOpen (MSACM32.10)
 */
MMRESULT WINAPI acmDriverOpen(PHACMDRIVER phad, HACMDRIVERID hadid, DWORD fdwOpen)
{
    PWINE_ACMDRIVERID	padid;
    PWINE_ACMDRIVER	pad;
    ICOPEN		icopen;
    /* HDRVR		hdrv; -- not used */



    TRACE("(%p, %x, %08lu)\n", phad, hadid, fdwOpen);

    if (!phad)
	return MMSYSERR_INVALPARAM;
    
    padid = MSACM_GetDriverID(hadid); 
    if (!padid)
	return MMSYSERR_INVALHANDLE;
    
    if (fdwOpen)
	return MMSYSERR_INVALFLAG;
    
    pad = HeapAlloc(MSACM_hHeap, 0, sizeof(WINE_ACMDRIVER));
    if (!pad) return MMSYSERR_NOMEM;

    pad->obj.pACMDriverID = padid;
    icopen.fccType		= mmioFOURCC('a', 'u', 'd', 'c');
    icopen.fccHandler		= (long)padid->pszFileName;
    icopen.dwSize		= sizeof(ICOPEN);
    icopen.dwFlags		= 0;

    icopen.pV1Reserved = padid->pszFileName;
    if (!padid->hInstModule)
	pad->hDrvr = OpenDriverA((long)&icopen);
    else
	pad->hDrvr = padid->hInstModule;
    
    if (!pad->hDrvr) {
	HeapFree(MSACM_hHeap, 0, pad);
	return MMSYSERR_ERROR;
    }
    
    pad->pfnDriverProc = GetProcAddress(pad->hDrvr, "DriverProc");

    /* insert new pad at beg of list */
    pad->pNextACMDriver = padid->pACMDriverList;
    padid->pACMDriverList = pad;

    /* FIXME: Create a WINE_ACMDRIVER32 */
    *phad = (HACMDRIVER)pad;
    
    return MMSYSERR_NOERROR;
}
Ejemplo n.º 4
0
Archivo: audio.c Proyecto: bilboed/wine
/* find all drivers that can be loaded */
static void findAudioDrivers(void)
{
    int numFound = 0;
    const AUDIO_DRIVER *pAudioDrv = NULL;
    HCURSOR old_cursor;

    /* delete an existing list */
    HeapFree(GetProcessHeap(), 0, loadedAudioDrv);
    loadedAudioDrv = 0;

    /* change to the wait cursor because this can take a while if there is a
     * misbehaving driver that takes a long time to open
     */
    old_cursor = SetCursor(LoadCursor(0, IDC_WAIT));

    for (pAudioDrv = sAudioDrivers; pAudioDrv->nameID; pAudioDrv++)
    {
        if (strlen(pAudioDrv->szDriver))
        {
            HDRVR hdrv;
            char driver[MAX_PATH];

            sprintf(driver, "wine%s.drv", pAudioDrv->szDriver);

            if ((hdrv = OpenDriverA(driver, 0, 0)))
            {
                CloseDriver(hdrv, 0, 0);

                if (loadedAudioDrv)
                    loadedAudioDrv = HeapReAlloc(GetProcessHeap(), 0, loadedAudioDrv, (numFound + 1) * sizeof(AUDIO_DRIVER));
                else
                    loadedAudioDrv = HeapAlloc(GetProcessHeap(), 0, sizeof(AUDIO_DRIVER));

                CopyMemory(&loadedAudioDrv[numFound], pAudioDrv, sizeof(AUDIO_DRIVER));
                numFound++;
            }
        }
    }

    /* restore the original cursor */
    SetCursor(old_cursor);

    /* terminate list with empty driver */
    if (numFound) {
        loadedAudioDrv = HeapReAlloc(GetProcessHeap(), 0, loadedAudioDrv, (numFound + 1) * sizeof(AUDIO_DRIVER));
        CopyMemory(&loadedAudioDrv[numFound], pAudioDrv, sizeof(AUDIO_DRIVER));
    } else {
        loadedAudioDrv = HeapAlloc(GetProcessHeap(), 0, sizeof(AUDIO_DRIVER));
        CopyMemory(&loadedAudioDrv[0], pAudioDrv, sizeof(AUDIO_DRIVER));
    }
}
Ejemplo n.º 5
0
Archivo: audio.c Proyecto: bilboed/wine
/* display a driver specific configuration dialog */
static void configureAudioDriver(HWND hDlg)
{
    const AUDIO_DRIVER *pAudioDrv = &loadedAudioDrv[toConfigure];

    if (strlen(pAudioDrv->szDriver) != 0)
    {
        HDRVR hdrvr;
        char wine_driver[MAX_NAME_LENGTH + 9];
        sprintf(wine_driver, "wine%s.drv", pAudioDrv->szDriver);
        hdrvr = OpenDriverA(wine_driver, 0, 0);
        if (hdrvr != 0)
        {
            if (SendDriverMessage(hdrvr, DRV_QUERYCONFIGURE, 0, 0) != 0)
            {
                DRVCONFIGINFO dci;
                LONG lRes;
                dci.dwDCISize = sizeof (dci);
                dci.lpszDCISectionName = NULL;
                dci.lpszDCIAliasName = NULL;
                lRes = SendDriverMessage(hdrvr, DRV_CONFIGURE, 0, (LONG_PTR)&dci);
            }
            CloseDriver(hdrvr, 0, 0);
        }
        else
        {
            WCHAR wine_driverW[MAX_NAME_LENGTH+9];
            WCHAR messageStr[256];
            WCHAR str[1024];
            
            MultiByteToWideChar (CP_ACP, 0, wine_driver, -1, wine_driverW, 
                sizeof (wine_driverW)/sizeof(wine_driverW[0])); 
            
            LoadStringW (GetModuleHandle (NULL), IDS_OPEN_DRIVER_ERROR, messageStr,
                sizeof(messageStr)/sizeof(messageStr[0]));
            wsprintfW (str, messageStr, wine_driverW);
            MessageBoxW (hDlg, str, NULL, MB_OK | MB_ICONERROR);
        }
    }
}
Ejemplo n.º 6
0
Archivo: audio.c Proyecto: mikekap/wine
/* find all drivers that can be loaded */
static void findAudioDrivers(void)
{
    int numFound = 0;
    AUDIO_DRIVER *pAudioDrv = NULL;
    HCURSOR old_cursor;

    /* delete an existing list */
    HeapFree(GetProcessHeap(), 0, loadedAudioDrv);
    loadedAudioDrv = 0;

    /* change to the wait cursor because this can take a while if there is a
     * misbehaving driver that takes a long time to open
     */
    old_cursor = SetCursor(LoadCursor(0, IDC_WAIT));

    for (pAudioDrv = sAudioDrivers; pAudioDrv->nameID; pAudioDrv++)
    {
        if (strlen(pAudioDrv->szDriver))
        {
            HDRVR hdrv;
            char driver[MAX_PATH];

            sprintf(driver, "wine%s.drv", pAudioDrv->szDriver);

            hdrv = pAudioDrv->hDriver;
            if (!pAudioDrv->hDriver && (hdrv = OpenDriverA(driver, 0, 0))) {
                HMODULE lib = GetDriverModuleHandle(hdrv);
                MessagePtr wodMessagePtr = (MessagePtr)GetProcAddress(lib, "wodMessage");
                MessagePtr widMessagePtr = (MessagePtr)GetProcAddress(lib, "widMessage");
                MessagePtr modMessagePtr = (MessagePtr)GetProcAddress(lib, "modMessage");
                MessagePtr midMessagePtr = (MessagePtr)GetProcAddress(lib, "midMessage");
                MessagePtr auxMessagePtr = (MessagePtr)GetProcAddress(lib, "auxMessage");
                MessagePtr mxdMessagePtr = (MessagePtr)GetProcAddress(lib, "mxdMessage");

                pAudioDrv->hDriver = hdrv;

                if (wodMessagePtr)
                    wodMessagePtr(0, DRVM_INIT, 0, 0, 0);

                if (widMessagePtr)
                    widMessagePtr(0, DRVM_INIT, 0, 0, 0);

                if (modMessagePtr)
                    modMessagePtr(0, DRVM_INIT, 0, 0, 0);

                if (midMessagePtr)
                    midMessagePtr(0, DRVM_INIT, 0, 0, 0);

                if (auxMessagePtr)
                    auxMessagePtr(0, DRVM_INIT, 0, 0, 0);

                if (mxdMessagePtr)
                    mxdMessagePtr(0, DRVM_INIT, 0, 0, 0);
            }
            if (hdrv)
            {
                if (loadedAudioDrv)
                    loadedAudioDrv = HeapReAlloc(GetProcessHeap(), 0, loadedAudioDrv, (numFound + 1) * sizeof(AUDIO_DRIVER));
                else
                    loadedAudioDrv = HeapAlloc(GetProcessHeap(), 0, sizeof(AUDIO_DRIVER));

                CopyMemory(&loadedAudioDrv[numFound], pAudioDrv, sizeof(AUDIO_DRIVER));
                numFound++;
            }
        }
    }

    /* restore the original cursor */
    SetCursor(old_cursor);

    /* terminate list with empty driver */
    if (numFound) {
        loadedAudioDrv = HeapReAlloc(GetProcessHeap(), 0, loadedAudioDrv, (numFound + 1) * sizeof(AUDIO_DRIVER));
        CopyMemory(&loadedAudioDrv[numFound], pAudioDrv, sizeof(AUDIO_DRIVER));
    } else {
        loadedAudioDrv = HeapAlloc(GetProcessHeap(), 0, sizeof(AUDIO_DRIVER));
        CopyMemory(&loadedAudioDrv[0], pAudioDrv, sizeof(AUDIO_DRIVER));
    }
}
Ejemplo n.º 7
0
Archivo: audio.c Proyecto: bilboed/wine
static void initAudioDeviceTree(HWND hDlg)
{
    const AUDIO_DRIVER *pAudioDrv = NULL;
    int i, j;
    TVINSERTSTRUCTW insert;
    HTREEITEM root, driver[10];
    HWND tree = NULL;
    HIMAGELIST hImageList;
    HBITMAP hBitMap;
    HCURSOR old_cursor;
    WCHAR driver_type[64], dev_type[64];

    tree = GetDlgItem(hDlg, IDC_AUDIO_TREE);

    if (!tree)
        return;

    /* set tree view style */
    SetWindowLong(tree, GWL_STYLE, GetWindowLong(tree, GWL_STYLE) | TVS_HASBUTTONS | TVS_HASLINES | TVS_LINESATROOT);

    /* state checkbox */
    hImageList = ImageList_Create(16, 16, FALSE, 3, 0);
    hBitMap = LoadBitmap(GetModuleHandle(NULL), MAKEINTRESOURCE(IDB_CHECKBOX));
    ImageList_Add(hImageList, hBitMap, NULL);
    DeleteObject(hBitMap);
    SendMessageW( tree, TVM_SETIMAGELIST, TVSIL_STATE, (LPARAM)hImageList );

    /* root item */
    LoadStringW (GetModuleHandle (NULL), IDS_SOUNDDRIVERS, driver_type,
        sizeof(driver_type)/sizeof(driver_type[0]));
    insert.hParent = TVI_ROOT;
    insert.hInsertAfter = TVI_LAST;
    insert.u.item.mask = TVIF_TEXT | TVIF_CHILDREN;
    insert.u.item.pszText = driver_type;
    insert.u.item.cChildren = 1;
    root = (HTREEITEM)SendDlgItemMessageW (hDlg, IDC_AUDIO_TREE, TVM_INSERTITEMW, 0, (LPARAM)&insert);

    /* change to the wait cursor because this can take a while if there is a
     * misbehaving driver that takes a long time to open
     */
    old_cursor = SetCursor(LoadCursor(0, IDC_WAIT));

    /* iterate over list of loaded drivers */
    for (pAudioDrv = loadedAudioDrv, i = 0; pAudioDrv->nameID; i++, pAudioDrv++) {
        HDRVR hdrv;
        char name[MAX_PATH];
        WCHAR text[MAX_PATH];

        sprintf(name, "wine%s.drv", pAudioDrv->szDriver);
        LoadStringW (GetModuleHandle (NULL), pAudioDrv->nameID, text,
            sizeof(text)/sizeof(text[0]));

        if ((hdrv = OpenDriverA(name, 0, 0)))
        {
            HMODULE lib;
            if ((lib = GetDriverModuleHandle(hdrv)))
            {
                int num_wod = 0, num_wid = 0, num_mod = 0, num_mid = 0, num_aux = 0, num_mxd = 0;
                MessagePtr wodMessagePtr = (MessagePtr)GetProcAddress(lib, "wodMessage");
                MessagePtr widMessagePtr = (MessagePtr)GetProcAddress(lib, "widMessage");
                MessagePtr modMessagePtr = (MessagePtr)GetProcAddress(lib, "modMessage");
                MessagePtr midMessagePtr = (MessagePtr)GetProcAddress(lib, "midMessage");
                MessagePtr auxMessagePtr = (MessagePtr)GetProcAddress(lib, "auxMessage");
                MessagePtr mxdMessagePtr = (MessagePtr)GetProcAddress(lib, "mxdMessage");

                if (wodMessagePtr)
                    num_wod = wodMessagePtr(0, WODM_GETNUMDEVS, 0, 0, 0);

                if (widMessagePtr)
                    num_wid = widMessagePtr(0, WIDM_GETNUMDEVS, 0, 0, 0);

                if (modMessagePtr)
                    num_mod = modMessagePtr(0, MODM_GETNUMDEVS, 0, 0, 0);

                if (midMessagePtr)
                    num_mid = midMessagePtr(0, MIDM_GETNUMDEVS, 0, 0, 0);

                if (auxMessagePtr)
                    num_aux = auxMessagePtr(0, AUXDM_GETNUMDEVS, 0, 0, 0);

                if (mxdMessagePtr)
                    num_mxd = mxdMessagePtr(0, MXDM_GETNUMDEVS, 0, 0, 0);

                if (num_wod == 0 && num_wid == 0 && num_mod == 0 && num_mid == 0 && num_aux == 0 && num_mxd == 0)
                {
                    insert.hParent = root;
                    insert.u.item.mask = TVIF_TEXT | TVIF_STATE | TVIF_PARAM;
                    insert.u.item.pszText = text;
                    insert.u.item.stateMask = TVIS_STATEIMAGEMASK;
                    insert.u.item.lParam =  i + DRIVER_MASK;
                    if (isDriverSet(pAudioDrv->szDriver))
                        insert.u.item.state = INDEXTOSTATEIMAGEMASK(2);
                    else
                        insert.u.item.state = INDEXTOSTATEIMAGEMASK(1);

                    driver[i] = (HTREEITEM)SendDlgItemMessageW (hDlg, IDC_AUDIO_TREE, TVM_INSERTITEMW, 0, (LPARAM)&insert);
                }
                else
                {
                    HTREEITEM type;

                    insert.hParent = root;
                    insert.u.item.mask = TVIF_TEXT | TVIF_CHILDREN | TVIF_STATE | TVIF_PARAM;
                    insert.u.item.pszText = text;
                    insert.u.item.cChildren = 1;
                    insert.u.item.stateMask = TVIS_STATEIMAGEMASK;
                    insert.u.item.lParam =  i + DRIVER_MASK;

                    if (isDriverSet(pAudioDrv->szDriver))
                        insert.u.item.state = INDEXTOSTATEIMAGEMASK(2);
                    else
                        insert.u.item.state = INDEXTOSTATEIMAGEMASK(1);

                    driver[i] = (HTREEITEM)SendDlgItemMessageW (hDlg, IDC_AUDIO_TREE, TVM_INSERTITEMW, 0, (LPARAM)&insert);

                    if (num_wod)
                    {
                        LoadStringW (GetModuleHandle (NULL), IDS_DEVICES_WAVEOUT, dev_type,
                            sizeof(dev_type)/sizeof(dev_type[0]));

                        insert.hParent = driver[i];
                        insert.u.item.mask = TVIF_TEXT | TVIF_CHILDREN;
                        insert.u.item.pszText = dev_type;
                        insert.u.item.cChildren = 1;

                        type = (HTREEITEM)SendDlgItemMessageW (hDlg, IDC_AUDIO_TREE, TVM_INSERTITEMW, 0, (LPARAM)&insert);

                        for (j = 0; j < num_wod; j++)
                        {
                            WAVEOUTCAPSW caps;

                            wodMessagePtr(j, WODM_GETDEVCAPS, 0, (DWORD_PTR)&caps, sizeof(caps));

                            insert.hParent = type;
                            insert.u.item.mask = TVIF_TEXT | TVIF_PARAM;
                            insert.u.item.pszText = caps.szPname;
                            insert.u.item.lParam = j + DEVICE_MASK;

                            SendDlgItemMessageW (hDlg, IDC_AUDIO_TREE, TVM_INSERTITEMW, 0, (LPARAM)&insert);
                        }
                    }

                    if (num_wid)
                    {
                        LoadStringW (GetModuleHandle (NULL), IDS_DEVICES_WAVEIN, dev_type,
                            sizeof(dev_type)/sizeof(dev_type[0]));

                        insert.hParent = driver[i];
                        insert.u.item.mask = TVIF_TEXT | TVIF_CHILDREN;
                        insert.u.item.pszText = dev_type;
                        insert.u.item.cChildren = 1;

                        type = (HTREEITEM)SendDlgItemMessageW (hDlg, IDC_AUDIO_TREE, TVM_INSERTITEMW, 0, (LPARAM)&insert);

                        for (j = 0; j < num_wid; j++)
                        {
                            WAVEINCAPSW caps;

                            widMessagePtr(j, WIDM_GETDEVCAPS, 0, (DWORD_PTR)&caps, sizeof(caps));

                            insert.hParent = type;
                            insert.u.item.mask = TVIF_TEXT | TVIF_PARAM;
                            insert.u.item.pszText = caps.szPname;
                            insert.u.item.lParam = j + DEVICE_MASK;

                            SendDlgItemMessageW (hDlg, IDC_AUDIO_TREE, TVM_INSERTITEMW, 0, (LPARAM)&insert);
                        }
                    }

                    if (num_mod)
                    {
                        LoadStringW (GetModuleHandle (NULL), IDS_DEVICES_MIDIOUT, dev_type,
                            sizeof(dev_type)/sizeof(dev_type[0]));

                        insert.hParent = driver[i];
                        insert.u.item.mask = TVIF_TEXT | TVIF_CHILDREN;
                        insert.u.item.pszText = dev_type;
                        insert.u.item.cChildren = 1;

                        type = (HTREEITEM)SendDlgItemMessageW (hDlg, IDC_AUDIO_TREE, TVM_INSERTITEMW, 0, (LPARAM)&insert);

                        for (j = 0; j < num_mod; j++)
                        {
                            MIDIOUTCAPSW caps;

                            modMessagePtr(j, MODM_GETDEVCAPS, 0, (DWORD_PTR)&caps, sizeof(caps));

                            insert.hParent = type;
                            insert.u.item.mask = TVIF_TEXT | TVIF_PARAM;
                            insert.u.item.pszText = caps.szPname;
                            insert.u.item.lParam = j + DEVICE_MASK;

                            SendDlgItemMessageW (hDlg, IDC_AUDIO_TREE, TVM_INSERTITEMW, 0, (LPARAM)&insert);
                        }
                    }

                    if (num_mid)
                    {
                        LoadStringW (GetModuleHandle (NULL), IDS_DEVICES_MIDIIN, dev_type,
                            sizeof(dev_type)/sizeof(dev_type[0]));

                        insert.hParent = driver[i];
                        insert.u.item.mask = TVIF_TEXT | TVIF_CHILDREN;
                        insert.u.item.pszText = dev_type;
                        insert.u.item.cChildren = 1;

                        type = (HTREEITEM)SendDlgItemMessageW (hDlg, IDC_AUDIO_TREE, TVM_INSERTITEMW, 0, (LPARAM)&insert);

                        for (j = 0; j < num_mid; j++)
                        {
                            MIDIINCAPSW caps;

                            midMessagePtr(j, MIDM_GETDEVCAPS, 0, (DWORD_PTR)&caps, sizeof(caps));

                            insert.hParent = type;
                            insert.u.item.mask = TVIF_TEXT | TVIF_PARAM;
                            insert.u.item.pszText = caps.szPname;
                            insert.u.item.lParam = j + DEVICE_MASK;

                            SendDlgItemMessageW (hDlg, IDC_AUDIO_TREE, TVM_INSERTITEMW, 0, (LPARAM)&insert);
                        }
                    }

                    if (num_aux)
                    {
                        LoadStringW (GetModuleHandle (NULL), IDS_DEVICES_AUX, dev_type,
                            sizeof(dev_type)/sizeof(dev_type[0]));

                        insert.hParent = driver[i];
                        insert.u.item.mask = TVIF_TEXT | TVIF_CHILDREN;
                        insert.u.item.pszText = dev_type;
                        insert.u.item.cChildren = 1;

                        type = (HTREEITEM)SendDlgItemMessageW (hDlg, IDC_AUDIO_TREE, TVM_INSERTITEMW, 0, (LPARAM)&insert);

                        for (j = 0; j < num_aux; j++)
                        {
                            AUXCAPSW caps;

                            auxMessagePtr(j, AUXDM_GETDEVCAPS, 0, (DWORD_PTR)&caps, sizeof(caps));

                            insert.hParent = type;
                            insert.u.item.mask = TVIF_TEXT | TVIF_PARAM;
                            insert.u.item.pszText = caps.szPname;
                            insert.u.item.lParam = j + DEVICE_MASK;

                            SendDlgItemMessageW (hDlg, IDC_AUDIO_TREE, TVM_INSERTITEMW, 0, (LPARAM)&insert);
                        }
                    }

                    if (num_mxd)
                    {
                        LoadStringW (GetModuleHandle (NULL), IDS_DEVICES_MIXER, dev_type,
                            sizeof(dev_type)/sizeof(dev_type[0]));

                        insert.hParent = driver[i];
                        insert.u.item.mask = TVIF_TEXT | TVIF_CHILDREN;
                        insert.u.item.pszText = dev_type;
                        insert.u.item.cChildren = 1;

                        type = (HTREEITEM)SendDlgItemMessageW (hDlg, IDC_AUDIO_TREE, TVM_INSERTITEMW, 0, (LPARAM)&insert);

                        for (j = 0; j < num_mxd; j++)
                        {
                            MIXERCAPSW caps;

                            mxdMessagePtr(j, MXDM_GETDEVCAPS, 0, (DWORD_PTR)&caps, sizeof(caps));

                            insert.hParent = type;
                            insert.u.item.mask = TVIF_TEXT | TVIF_PARAM;
                            insert.u.item.pszText = caps.szPname;
                            insert.u.item.lParam = j + DEVICE_MASK;

                            SendDlgItemMessageW (hDlg, IDC_AUDIO_TREE, TVM_INSERTITEMW, 0, (LPARAM)&insert);
                        }
                    }
                }
            }
            CloseDriver(hdrv, 0, 0);
        }
    }

    /* restore the original cursor */
    SetCursor(old_cursor);

    SendDlgItemMessage(hDlg, IDC_AUDIO_TREE, TVM_SELECTITEM, 0, 0);
    SendDlgItemMessage(hDlg, IDC_AUDIO_TREE, TVM_EXPAND, TVE_EXPAND, (LPARAM)root);
    for (j = 0; j < i; j++)
        SendDlgItemMessage(hDlg, IDC_AUDIO_TREE, TVM_EXPAND, TVE_EXPAND, (LPARAM)driver[j]);
}