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user: Added fast A->W mapping for WM_GETTEXTLENGTH and related messages.

This commit is contained in:
Alexandre Julliard 2006-05-20 19:58:38 +02:00
parent 34610d1150
commit 0eec70f410
1 changed files with 27 additions and 5 deletions
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32
dlls/user/winproc.c
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@ -770,11 +770,6 @@ static INT WINPROC_MapMsg32ATo32W( HWND hwnd, UINT msg, WPARAM *pwparam, LPARAM
*plparam = (LPARAM)buf;
return (*plparam ? 1 : -1);
}
case WM_GETTEXTLENGTH:
case CB_GETLBTEXTLEN:
case LB_GETTEXTLEN:
return 1; /* need to map result */
case WM_PAINTCLIPBOARD:
case WM_SIZECLIPBOARD:
FIXME_(msg)("message %s (0x%x) needs translation, please report\n", SPY_GetMsgName(msg, hwnd), msg );
@ -2704,6 +2699,33 @@ LRESULT WINPROC_CallProcAtoW( winproc_callback_t callback, HWND hwnd, UINT msg,
ret = callback( hwnd, msg, map_wparam_char_AtoW(wParam,2), lParam, result, arg );
break;
case WM_GETTEXTLENGTH:
case CB_GETLBTEXTLEN:
case LB_GETTEXTLEN:
ret = callback( hwnd, msg, wParam, lParam, result, arg );
if (*result >= 0)
{
WCHAR *ptr, buffer[512];
LRESULT tmp;
DWORD len = *result + 1;
/* Determine respective GETTEXT message */
UINT msgGetText = (msg == WM_GETTEXTLENGTH) ? WM_GETTEXT :
((msg == CB_GETLBTEXTLEN) ? CB_GETLBTEXT : LB_GETTEXT);
/* wParam differs between the messages */
WPARAM wp = (msg == WM_GETTEXTLENGTH) ? len : wParam;
if (!(ptr = get_buffer( buffer, sizeof(buffer), len * sizeof(WCHAR) ))) break;
if (callback == call_window_proc) /* FIXME: hack */
callback( hwnd, msgGetText, wp, (LPARAM)ptr, &tmp, arg );
else
tmp = SendMessageW( hwnd, msgGetText, wp, (LPARAM)ptr );
RtlUnicodeToMultiByteSize( &len, ptr, tmp * sizeof(WCHAR) );
*result = len;
free_buffer( buffer, ptr );
}
break;
default:
if( (unmap = WINPROC_MapMsg32ATo32W( hwnd, msg, &wParam, &lParam )) == -1) {
ERR_(msg)("Message translation failed. (msg=%s,wp=%08x,lp=%08lx)\n",