application-preferences: Preferences dialog class.

namespace Example {

    [GtkTemplate (ui = "/org/gtk/exampleapp/prefs.ui")]

    public class ApplicationPreferences : Gtk.Dialog {

        private GLib.Settings settings;

        [GtkChild]

        private Gtk.FontButton font;

        [GtkChild]

        private Gtk.ComboBoxText transition;

        public ApplicationPreferences (ApplicationWindow window) {

            GLib.Object (transient_for: window,

                         use_header_bar: 1);

            settings = new GLib.Settings ("org.gtk.exampleapp");

            settings.bind ("font", font, "font",

                           GLib.SettingsBindFlags.DEFAULT);

            settings.bind ("transition", transition, "active-id",

                           GLib.SettingsBindFlags.DEFAULT);

        }

    }

}

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