screen navigation:

    # The background of the game menu.
    window:
        style "gm_root"

    # The various buttons.
    frame:
        style_group "gm_nav"
        xalign .98
        yalign .98

        has vbox

        textbutton _("Return") action Return()
        textbutton _("Preferences") action ShowMenu("preferences")
        textbutton _("Save Game") action ShowMenu("save")
        textbutton _("Load Game") action ShowMenu("load")
        textbutton _("Main Menu") action MainMenu()
        textbutton _("Help") action Help()
        textbutton _("Quit") action Quit()

init -2 python:
    style.gm_nav_button.size_group = "gm_nav"

screen preferences:

    tag menu

    # Include the navigation.
    use navigation

    # Put the navigation columns in a three-wide grid.
    grid 3 1:
        style_group "prefs"
        xfill True

        # The left column.
        vbox:
            frame:
                style_group "pref"
                has vbox

                label _("Display")
                textbutton _("Window") action Preference("display", "window")
                textbutton _("Fullscreen") action Preference("display", "fullscreen")

            frame:
                style_group "pref"
                has vbox

                label _("Transitions")
                textbutton _("All") action Preference("transitions", "all")
                textbutton _("None") action Preference("transitions", "none")

            frame:
                style_group "pref"
                has vbox

                label _("Text Speed")
                bar value Preference("text speed")

            frame:
                style_group "pref"
                has vbox

                textbutton _("Joystick...") action Preference("joystick")

        vbox:
            frame:
                style_group "pref"
                has vbox

                label _("Skip")
                textbutton _("Seen Messages") action Preference("skip", "seen")
                textbutton _("All Messages") action Preference("skip", "all")

            frame:
                style_group "pref"
                has vbox

                textbutton _("Begin Skipping") action Skip()

            frame:
                style_group "pref"
                has vbox

                label _("After Choices")
                textbutton _("Stop Skipping") action Preference("after choices", "stop")
                textbutton _("Keep Skipping") action Preference("after choices", "skip")

            frame:
                style_group "pref"
                has vbox

                label _("Auto-Forward Time")
                bar value Preference("auto-forward time")

        vbox:
            frame:
                style_group "pref"
                has vbox

                label _("Music Volume")
                bar value Preference("music volume")

            frame:
                style_group "pref"
                has vbox

                label _("Sound Volume")
                bar value Preference("sound volume")

                if config.sample_sound:
                    textbutton "Test":
                        action Play("sound", config.sample_sound)
                        style "soundtest_button"

            frame:
                style_group "pref"
                has vbox

                label _("Voice Volume")
                bar value Preference("voice volume")

                if config.sample_voice:
                    textbutton "Test":
                        action Play("voice", config.sample_voice)
                        style "soundtest_button"

init -2 python:
    style.pref_frame.xfill = True
    style.pref_frame.xmargin = 5
    style.pref_frame.top_margin = 5

    style.pref_vbox.xfill = True

    style.pref_button.size_group = "pref"
    style.pref_button.xalign = 1.0

    style.pref_slider.xmaximum = 192
    style.pref_slider.xalign = 1.0

    style.soundtest_button.xalign = 1.0