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LB_GETTEXT: Handle passed NULL buffer.

This commit is contained in:
Marcus Meissner 1998-11-22 15:43:34 +00:00 committed by Alexandre Julliard
parent 21777c59c7
commit 4f7dc46ca2
1 changed files with 5 additions and 4 deletions
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9
controls/listbox.c
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@ -636,12 +636,13 @@ static LRESULT LISTBOX_GetText( WND *wnd, LB_DESCR *descr, INT32 index,
if ((index < 0) || (index >= descr->nb_items)) return LB_ERR; if ((index < 0) || (index >= descr->nb_items)) return LB_ERR;
if (HAS_STRINGS(descr)) if (HAS_STRINGS(descr))
{ {
if (!buffer)
return strlen(descr->items[index].str);
lstrcpy32A( buffer, descr->items[index].str ); lstrcpy32A( buffer, descr->items[index].str );
return strlen(buffer); return strlen(buffer);
} } else {
else if (buffer)
{ *((LPDWORD)buffer)=*(LPDWORD)(&descr->items[index].data);
memcpy( buffer, &descr->items[index].data, sizeof(DWORD) );
return sizeof(DWORD); return sizeof(DWORD);
} }
} }