comctl32/listbox: Fix redraw after LB_SETCOUNT message.

Signed-off-by: Akihiro Sagawa <sagawa.aki@gmail.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>

comctl32/listbox: Fix redraw after LB_SETCOUNT message.
a056663e · Akihiro Sagawa · Alexandre Julliard · d3cb9a29 · a056663e · a056663e
Commit a056663e authored Aug 12, 2021 by Akihiro Sagawa Committed by Alexandre Julliard Aug 12, 2021
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listbox.c dlls/comctl32/listbox.c +2 -0

listbox.c dlls/comctl32/tests/listbox.c +0 -1

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--- a/dlls/comctl32/listbox.c
+++ b/dlls/comctl32/listbox.c
@@ -1830,6 +1830,8 @@ static LRESULT LISTBOX_SetCount( LB_DESCR *descr, UINT count )
    if (!resize_storage(descr, count))
        return LB_ERRSPACE;
    descr->nb_items = count;
+    if (descr->style & LBS_NOREDRAW)
+        descr->style |= LBS_DISPLAYCHANGED;

    if (count)
    {

--- a/dlls/comctl32/tests/listbox.c
+++ b/dlls/comctl32/tests/listbox.c
@@ -569,7 +569,6 @@ static void test_ownerdraw(void)
        got_drawitem = 0;
        ret = RedrawWindow(hLB, NULL, 0, RDW_UPDATENOW);
        ok(ret, "RedrawWindow failed\n");
-        todo_wine_if(testcase[i].message == LB_SETCOUNT)
        ok(got_drawitem == testcase[i].drawitem, "expected %u, got %u\n", testcase[i].drawitem, got_drawitem);

        DestroyWindow(hLB);