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docs: Mention the GtkWidget.destroy vfunc

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Mention GtkWidget.destroy in the migration guide.
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Matthias Clasen 2021-06-11 10:11:53 -04:00
parent a08fbfa586
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docs/reference/gtk/migrating-3to4.md
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@ -243,6 +243,10 @@ in GTK 3, you can prepare for the switch by using `gtk_widget_destroy()`
only on toplevel windows, and replace all other uses with
`gtk_container_remove()` or `g_object_unref()`.
### Stop using the GtkWidget.destroy vfunc
Instead of implementing GtkWidget.destroy, you can implement GObject.dispose.
### Reduce the use of generic container APIs
GTK 4 removes `gtk_container_add()` and `gtk_container_remove()`. While there