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user: Added fast A->W mapping for EM_GETLINE.

This commit is contained in:
Alexandre Julliard 2006-05-20 18:57:11 +02:00
parent 19b428755c
commit 3f4a2a5bfc
1 changed files with 20 additions and 24 deletions
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44
dlls/user/winproc.c
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@ -775,17 +775,6 @@ static INT WINPROC_MapMsg32ATo32W( HWND hwnd, UINT msg, WPARAM *pwparam, LPARAM
case LB_GETTEXTLEN:
return 1; /* need to map result */
/* Multiline edit */
case EM_GETLINE:
{ WORD len = (WORD)*plparam;
LPARAM *ptr = HeapAlloc( GetProcessHeap(), 0, sizeof(LPARAM) + sizeof (WORD) + len*sizeof(WCHAR) );
if (!ptr) return -1;
*ptr++ = *plparam; /* Store previous lParam */
*((WORD *) ptr) = len; /* Store the length */
*plparam = (LPARAM)ptr;
}
return 1;
case WM_CHARTOITEM:
case WM_MENUCHAR:
case WM_CHAR:
@ -873,18 +862,6 @@ static LRESULT WINPROC_UnmapMsg32ATo32W( HWND hwnd, UINT msg, WPARAM wParam, LPA
case EM_REPLACESEL:
HeapFree( GetProcessHeap(), 0, (void *)lParam );
break;
/* Multiline edit */
case EM_GETLINE:
{
LPARAM * ptr = (LPARAM *)lParam - 1; /* get the old lParam */
WORD len = *(WORD *) lParam;
result = WideCharToMultiByte( CP_ACP, 0, (LPWSTR)lParam, result,
(LPSTR)*ptr, len, NULL, NULL );
if (result < len) ((LPSTR)*ptr)[result] = 0;
HeapFree( GetProcessHeap(), 0, ptr );
}
break;
}
return result;
}
@ -2708,6 +2685,25 @@ LRESULT WINPROC_CallProcAtoW( winproc_callback_t callback, HWND hwnd, UINT msg,
else ret = callback( hwnd, msg, wParam, lParam, result, arg );
break;
case EM_GETLINE:
{
WCHAR *ptr, buffer[512];
WORD len = *(WORD *)lParam;
if (!(ptr = get_buffer( buffer, sizeof(buffer), len * sizeof(WCHAR) ))) break;
*((WORD *)ptr) = len; /* store the length */
ret = callback( hwnd, msg, wParam, (LPARAM)ptr, result, arg );
if (*result)
{
DWORD reslen;
RtlUnicodeToMultiByteN( (LPSTR)lParam, len, &reslen, ptr, *result * sizeof(WCHAR) );
if (reslen < len) ((LPSTR)lParam)[reslen] = 0;
*result = reslen;
}
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",
@ -2911,7 +2907,7 @@ static LRESULT WINPROC_CallProcWtoA( winproc_callback_t callback, HWND hwnd, UIN
if (*result)
{
DWORD reslen;
RtlMultiByteToUnicodeN( (LPWSTR)lParam, len*sizeof(WCHAR), &reslen, buffer, *result );
RtlMultiByteToUnicodeN( (LPWSTR)lParam, len*sizeof(WCHAR), &reslen, ptr, *result );
*result = reslen / sizeof(WCHAR);
if (*result < len) ((LPWSTR)lParam)[*result] = 0;
}