Re: [PATCH v10 0/2] MR6218: comctl32/treeview: Allow treeview parent to deny treeview expansion.

[Zhiyi Zhang (＠zhiyi)]

Zhiyi Zhang (@zhiyi) commented about dlls/comctl32/tests/treeview.c:
> +    item.hItem = hRoot;
> +    item.mask = TVIF_STATE;
> +
> +    SendMessageA(hTree, TVM_EXPAND, TVE_EXPAND, (LPARAM)item.hItem);
> +
> +    item.state = TVIS_EXPANDED;
> +    SendMessageA(hTree, TVM_GETITEMA, 0, (LPARAM)&item);
> +    todo_wine ok(item.state & TVIS_EXPANDED, "expected expansion\n");
> +
> +    memset(&item, 0, sizeof(item));
> +    item.hItem = hRoot;
> +    item.mask = TVIF_STATE;
> +    *((HTREEITEM *)&rc) = item.hItem;
> +    g_reject_tvn_itemexpanding = 1;
> +
> +    /* simulate double click to get around TVIS_EXPANDEDONCE */
> If you test TVE_COLLAPSE, I don't think you need to send a double-click.

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https://gitlab.winehq.org/wine/wine/-/merge_requests/6218#note_78821