cfg.Light
cfg.MUI

function OnStart()
{
    lay = MUI.CreateLayout("Linear", "VCenter,FillXY")

        btn = MUI.CreateFabOutline("more_vert")
        btn.SetOnTouch(btn_OnTouch)
        lay.AddChild(btn)
    app.AddLayout(lay)
}

function btn_OnTouch() {
    menu = MUI.ShowMenu(this, "Item 1, Item 2, Item 3")
    menu.SetOnSelect(function(item) {
        app.ShowPopup(item)
    })
}

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