CBUpdateEdit: LB_GETTEXTLEN returns LB_ERR on error, not 0.

This commit is contained in:
Uwe Bonnes 2002-07-10 23:11:28 +00:00 committed by Alexandre Julliard
parent a80a814234
commit 72d827010c
1 changed files with 5 additions and 2 deletions

View File

@ -771,6 +771,8 @@ static void CBPaintText(
if( (id = SendMessageW(lphc->hWndLBox, LB_GETCURSEL, 0, 0) ) != LB_ERR )
{
size = SendMessageW(lphc->hWndLBox, LB_GETTEXTLEN, id, 0);
if (size == LB_ERR)
FIXME("LB_ERR probably not handled yet\n");
if( (pText = HeapAlloc( GetProcessHeap(), 0, (size + 1) * sizeof(WCHAR))) )
{
/* size from LB_GETTEXTLEN may be too large, from LB_GETTEXT is accurate */
@ -1113,7 +1115,7 @@ static void CBUpdateEdit( LPHEADCOMBO lphc , INT index )
if( index >= 0 ) /* got an entry */
{
length = SendMessageW(lphc->hWndLBox, LB_GETTEXTLEN, (WPARAM)index, 0);
if( length )
if( length != LB_ERR)
{
if( (pText = HeapAlloc( GetProcessHeap(), 0, (length + 1) * sizeof(WCHAR))) )
{
@ -1538,7 +1540,8 @@ static LRESULT COMBO_GetText( LPHEADCOMBO lphc, INT N, LPARAM lParam, BOOL unico
INT n = 0;
INT length = SendMessageW(lphc->hWndLBox, LB_GETTEXTLEN,
(WPARAM)idx, 0 );
if(length == LB_ERR)
FIXME("LB_ERR probably not handled yet\n");
if(unicode)
{
LPWSTR lpBuffer, lpText = (LPWSTR)lParam;