AppChooserButton.appendCustomItem

void appendCustomItem(string name, string label, gio.icon.Icon icon)

Appends a custom item to the list of applications that is shown in the popup.

The item name must be unique per-widget. Clients can use the provided name as a detail for the signalGtk.AppChooserButton::custom-item-activated signal, to add a callback for the activation of a particular custom item in the list.

See also [gtk.app_chooser_button.AppChooserButton.appendSeparator].

Parameters

`name`	the name of the custom item
`label`	the label for the custom item
`icon`	the icon for the custom item

Deprecated

This widget will be removed in GTK 5