def create_file_buffer(name):
thename = name
index = 2
while thename in buffers:
thename = name + ("<%d>" % index)
index += 1
doc = TextDocument()
log.debug("create_buffer: %s", doc)
doc.setPlainText("This is %s" % thename)
font = QtGui.QFont()
font.setFamily("Courier New")
doc.setDefaultFont(font)
doc.set_file(None, thename)
buffers[thename] = doc
return (doc, thename)
