-- Create the dialog object
local dialog = finale.FCFileOpenDialog(finenv.UI())
-- Set the window title
local windowtitle = finale.FCString()
windowtitle.LuaString = "Open some files"
dialog:SetWindowTitle(windowtitle)
-- Set the filter
local filter = finale.FCString()
filter.LuaString = "*.txt"
local filterdescr = finale.FCString()
filterdescr.LuaString = "Text Files"
dialog:AddFilter(filter, filterdescr)
-- Allow multiple file selection
dialog.MultiSelect = true
-- Display the dialog to the user 
if dialog:Execute() then
    -- Get the names of the selected files and display the names
    local filenames = finale.FCStrings()
    dialog:GetFileNames(filenames)
    for fname in each(filenames) do
        print (fname.LuaString)
    end
end