How to use GListStore in .ui file (xml)?

[yookoala (Koala Yeung)]

Since I’m a new user. I can only create post with 3 links.

But this is the Discourse answer I found with C code.

How to use GListStore

You can only use GObject as the data inside a store. If your old GtkListStore used multiple columns, the appropriate way to migrate to GListStore and to the new list view widgets in GTK4, is to create an object that represents the row data, with properties representing the state and data of the row. For instance, something like: enum { COL_NAME, COL_SURNAME, COL_AGE, COL_ADDRESS, N_COLUMNS }; GtkListStore *people_model = gtk_list_store_new (N_COLUMNS, G_TYPE_STRING, /…