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Merge branch 'migration_patch' into 'master'

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Add section about `gtk_widget_set_app_paintable`

Closes #4007

See merge request GNOME/gtk!3641
This commit is contained in:
Emmanuele Bassi 2021-06-23 13:08:07 +00:00
commit 0e29f52841
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docs/reference/gtk/migrating-3to4.md
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@ -99,6 +99,12 @@ you should stop using `GdkVisual` APIs, since this object not longer
exists in GTK 4. Most of its APIs are deprecated already and not
useful when dealing with RGBA visuals.
### Stop using `gtk_widget_set_app_paintable`
This is gone in GTK4 with no direct replacement. But for some usecases there
are alternatives. If you want to make the background transparent, you can set
the background color to, for example, `rgba(255, 255, 255, 0)` using CSS instead.
### Stop using `GtkBox` padding, fill and expand child properties
GTK 4 removes these [class@Gtk.Box] child properties, so you should stop using
@ -1353,3 +1359,4 @@ of tree models, and widgets instead of cell renderers.
To learn more about the new list widgets, you can read the [List Widget
Overview](#ListWidget).