mred:common-get-file

• (mred:common-get-file directory prompt filter filter-msg parent) -> string or #f
      directory = null : string or null
      prompt = "Select File" : string
      filter = #f : a regular expression or #f
      filter-msg = "That filename does not have the right form." : string
      parent = null : wx:window%

  This procedure queries the user for a filename and opens it. See section .