demo: ensure AdgGtkLayout is registered
commit8cfac937bb3fa898bd76cfa9ef6950c8221d11f4
authorNicola Fontana <ntd@entidi.it>
Tue, 20 Apr 2021 21:09:28 +0000 (20 23:09 +0200)
committerNicola Fontana <ntd@entidi.it>
Tue, 20 Apr 2021 21:11:49 +0000 (20 23:11 +0200)
treed23622622bba439d3cddd3891a0082bd2cafdb6e
parentd33003ddaae9dbd837ac3cbe6f5d2f8776a6f3e7
demo: ensure AdgGtkLayout is registered

When a GtkBuilder file references a custom widget, you can potentially
get an "Invalid object type" error if that object has never been
registered before:

    https://stackoverflow.com/questions/44230814/invalid-object-type-when-using-a-custom-widget-in-gtk-builder-ui-file

Use `g_type_ensure` to avoid that error altogether.
demo/adg-demo.c