user32: Fix the listbox sorting algorithm.
Signed-off-by: Dmitry Timoshkov <dmitry@baikal.ru> Signed-off-by: Alexandre Julliard <julliard@winehq.org>
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@ -828,10 +828,11 @@ static INT LISTBOX_FindStringPos( LB_DESCR *descr, LPCWSTR str, BOOL exact )
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{
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INT index, min, max, res;
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if (!(descr->style & LBS_SORT)) return -1; /* Add it at the end */
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if (!descr->nb_items || !(descr->style & LBS_SORT)) return -1; /* Add it at the end */
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min = 0;
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max = descr->nb_items;
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while (min != max)
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max = descr->nb_items - 1;
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while (min <= max)
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{
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index = (min + max) / 2;
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if (HAS_STRINGS(descr))
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@ -854,10 +855,10 @@ static INT LISTBOX_FindStringPos( LB_DESCR *descr, LPCWSTR str, BOOL exact )
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res = SendMessageW( descr->owner, WM_COMPAREITEM, id, (LPARAM)&cis );
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}
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if (!res) return index;
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if (res > 0) max = index;
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if (res > 0) max = index - 1;
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else min = index + 1;
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}
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return exact ? -1 : max;
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return exact ? -1 : min;
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}
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