import wx
import wx.richtext as richtext

class RichTextEditor (wx.Panel):
    def __init__ (self, *args, **kwargs):
        wx.Panel.__init__(self, *args, **kwargs)    
        
        self.rt = richtext.RichTextCtrl(self, wx.ID_ANY, style = richtext.RE_MULTILINE)
        
        self.__do_layout() 
        
    def __do_layout (self):
        sizer_main = wx.BoxSizer(wx.HORIZONTAL)
        self.SetSizer(sizer_main)
        sizer_main.Add(self.rt, 1, wx.EXPAND,0)
                
class TestFrame (wx.Frame):
    def __init__ (self):
        wx.Frame.__init__(self, None, wx.ID_ANY, "Application", size=(400, 300))        
        self.rte = RichTextEditor(self, wx.ID_ANY)  
        
        self.Show()
        
if __name__ == "__main__":
    app = wx.App()
    frame = TestFrame()
    app.SetTopWindow(frame)
    app.MainLoop()