[PATCH v4 6/7] comctl32/listbox: Use a helper to set the selected item state

[Huw Davies]

On Tue, Feb 12, 2019 at 03:47:02PM +0200, Gabriel Ivăncescu wrote:
> Signed-off-by: Gabriel Ivăncescu <gabrielopcode at gmail.com>
> ---
> 
> is_singlesel_NODATA is needed otherwise it fails the tests for multi-selection
> nodata, because it's not implemented yet.
> 
>  dlls/comctl32/listbox.c | 20 +++++++++++++++-----
>  1 file changed, 15 insertions(+), 5 deletions(-)
> 
> diff --git a/dlls/comctl32/listbox.c b/dlls/comctl32/listbox.c
> index f99406a..706a0b8 100644
> --- a/dlls/comctl32/listbox.c
> +++ b/dlls/comctl32/listbox.c
> @@ -127,6 +127,11 @@ static TIMER_DIRECTION LISTBOX_Timer = LB_TIMER_NONE;
>  
>  static LRESULT LISTBOX_GetItemRect( const LB_DESCR *descr, INT index, RECT *rect );
>  
> +static BOOL is_singlesel_NODATA(const LB_DESCR *descr)
> +{
> +    return (descr->style & (LBS_NODATA | LBS_MULTIPLESEL | LBS_EXTENDEDSEL)) == LBS_NODATA;
> +}
> +
>  static ULONG_PTR get_item_data( const LB_DESCR *descr, UINT index )
>  {
>      return (descr->style & LBS_NODATA) ? 0 : descr->items[index].data;
> @@ -170,6 +175,11 @@ static BOOL is_item_selected( const LB_DESCR *descr, UINT index )
>      return descr->items[index].selected;
>  }
>  
> +static void set_item_selected_state(LB_DESCR *descr, UINT index, BOOL state)
> +{
> +    if (!is_singlesel_NODATA(descr)) descr->items[index].selected = state;
> +}

To mirror is_item_selected() I'd suggest only setting selected in the multiselect case,
so this would become:

    if (IS_MULTISELECT(descr)) descr->items[index].selected = state;

Huw.