import wx

def load(event):

    file = open(filename.GetValue())

    contents.SetValue(file.read())

    file.close()

def save(event):

    file = open(filename.GetValue(), 'w')

    file.write(contents.GetValue())

    file.close()

app = wx.App()

win = wx.Frame(None, title="Simple Editor", size=(410, 335))

bkg = wx.Panel(win)

loadButton = wx.Button(bkg, label='Open')

loadButton.Bind(wx.EVT_BUTTON, load)

saveButton = wx.Button(bkg, label='Save')

saveButton.Bind(wx.EVT_BUTTON, save)

filename = wx.TextCtrl(bkg)

filename.SetValue('test.txt')

contents = wx.TextCtrl(bkg, style=wx.TE_MULTILINE | wx.HSCROLL)

contents.SetValue("hello, I am wuyouwulv.\nthis is a python editor sample using wxPython plugins.\nto install wxPython,you can input \n\t'sudo apt-get install python-wxtools'\nunder ubuntu")

hbox = wx.BoxSizer()

hbox.Add(filename, proportion=1, flag=wx.EXPAND)

hbox.Add(loadButton, proportion=0, flag=wx.LEFT, border=5)

hbox.Add(saveButton, proportion=0, flag=wx.LEFT, border=5)

vbox = wx.BoxSizer(wx.VERTICAL)

vbox.Add(hbox, proportion=0, flag=wx.EXPAND | wx.ALL, border=5)

vbox.Add(contents, proportion=1,

    flag=wx.EXPAND | wx.LEFT | wx.BOTTOM | wx.RIGHT, border=5)

bkg.SetSizer(vbox)

win.Show()

app.MainLoop()