[QGIS-Developer] QgsMapLayerComboBox add None

[Etienne Trimaille]

Yes it's possible with the QGIS 3 API only:
https://qgis.org/api/classQgsMapLayerComboBox.html#
a3f38873230e93d6bc7d73a50671a9c5e

2017-06-05 23:23 GMT+08:00 Ing. Pierluigi De Rosa <pierluigi.derosa@
gfosservices.it>:

> Dear all,
>
> into the QgsMapLayerComboBox is there a simple way to add the --None--
> option for the list of layer?
> Normally the widget is already full of all layer but I need also the
> option: no layer
>
> What is the best solution to do that?
> Thanks
> Pierluigi
>
> --
> --
>
>
>
>
>
> ________________________________________________________________________
> Ing. Pierluigi De Rosa
> PhD in Scienze della terra
> Professore a contratto di G.I.S. presso Università di Perugia
>
> Studio Associato GFOSSERVICES
>
> Presso CAMPUS Via F.lli Cairoli 24 - 06127 Perugia (PG)
> fax: 075 7823038
> cel: 3497558268
> web: www.gfosservices.it
> skype: pierluigi.derosa
>
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