wxWidgets/wxPython/demo/XMLtreeview.py
2000-10-30 21:08:42 +00:00

80 lines
2.0 KiB
Python

import string, sys
py2 = sys.version[0] == '2'
from wxPython.wx import *
try:
if py2:
from xml.parsers import expat
parsermodule = expat
else:
from xml.parsers import pyexpat
parsermodule = pyexpat
haveXML = true
except ImportError:
haveXML = false
#----------------------------------------------------------------------
if not haveXML:
def runTest(frame, nb, log):
dlg = wxMessageDialog(frame, 'This demo requires the XML package. '
'See http://www.python.org/sigs/xml-sig/',
'Sorry', wxOK | wxICON_INFORMATION)
dlg.ShowModal()
dlg.Destroy()
else:
class XMLTree(wxTreeCtrl):
def __init__(self, parent, ID):
wxTreeCtrl.__init__(self, parent, ID)
self.nodeStack = [self.AddRoot("Root")]
# Define a handler for start element events
def StartElement(self, name, attrs ):
if py2:
name = name.encode()
id = self.AppendItem(self.nodeStack[-1], name)
self.nodeStack.append(id)
def EndElement(self, name ):
self.nodeStack = self.nodeStack[:-1]
def CharacterData(self, data ):
if string.strip(data):
if py2:
data = data.encode()
self.AppendItem(self.nodeStack[-1], data)
def LoadTree(self, filename):
# Create a parser
Parser = parsermodule.ParserCreate()
# Tell the parser what the start element handler is
Parser.StartElementHandler = self.StartElement
Parser.EndElementHandler = self.EndElement
Parser.CharacterDataHandler = self.CharacterData
# Parse the XML File
ParserStatus = Parser.Parse(open(filename,'r').read(), 1)
def runTest(frame, nb, log):
win = XMLTree(nb, -1)
win.LoadTree("paper.xml")
return win
#----------------------------------------------------------------------
overview = """\
"""