ReadWriteSigmaFiles.py 文件源码

def save_sigma_file():
  """Brings up a file dialog box, so the user can choose a
  file for saving the current SIGMA diagram. Then converts
  the diagram to XML and saves it."""
  import tkFileDialog
  savefile = tkFileDialog.asksaveasfilename(
    filetypes=[("SIGMA Diagram files", ".igm")],
    defaultextension=".igm")
  if savefile:
    dom = makeSigmaDOM()
    try:
      f = open(savefile, "w")
      dom.writexml(f)
      f.close()
      #global DIRTY; DIRTY = False
    except:
        print "Couldn't write the file: ", savefile
        raise