[QGIS-Developer] open atlas layout, using python

[Nyall Dawson]

On Fri, 12 Oct 2018 at 02:22, Raymond Nijssen <r.nijssen at terglobo.nl> wrote:
>
> By the way, the fragile code solution does not work for me. It does
> toggle the button but it does not activate the atlas preview.

Ok - I've done the proper approach in
https://github.com/qgis/QGIS/pull/8170/files

(I've also exposed an API call to show the item properties for a
particular item)

Let me know if there's anything else you think should be exposed from
the designer to the designer API.


Nyall

>
> # open layout
> designer = iface.openLayoutDesigner(layout)
>
> # turn on atlas preview mode
> lo_view = designer.view()
> lo_window = lo_view.window()
> action = lo_window.findChild(QAction, 'mActionAtlasPreview')
> action.toggle()
>
>
> On 11-10-18 16:51, Raymond Nijssen wrote:
> > Hi Nyall,
> >
> > It sounded great and I spent some hours on that better approach, but I
> > didn't succeed. So maybe 3.6 will have it...
> >
> > Tnx!
> > Raymond
> >
> >
> > On 25-09-18 23:57, Nyall Dawson wrote:
> >> On Tue, 25 Sep 2018 at 22:36, Raymond Nijssen <r.nijssen at terglobo.nl>
> >> wrote:
> >>>
> >>> 1. Can I open a layout window with a python command?
> >>
> >> designer = iface.openLayoutDesigner( layout )
> >>
> >>> 2. Can I turn on "atlas preview" with a python command?
> >>
> >> You'd have to do some fragile code to do this. Basically:
> >>
> >> - get designer window from designer.view()'s parent window
> >> - find the mActionAtlasPreview child action in the window
> >> - manually toggle it on
> >>
> >> This should work, but isn't stable API - so is likely to break ;)
> >>
> >> A better approach is to (quickly, before 3.4 final!) file a PR
> >> exposing the toggle atlas preview behavior to
> >> QgsLayoutDesignerInterface. Then you'll be able to just do:
> >>
> >> designer = iface.openLayoutDesigner( layout )
> >> designer.toggleAtlasPreview( True )
> >>
> >> Nyall
> >>
> >>
> >> Hope anyone knows!
> >>>
> >>> Kind regards,
> >>> Raymond
> >>>
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> >
>
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