from wxPython.wx import *
from os import system

SMSLEN = 160

#class FloatValidator(wxValidator): 
#  def Clone (self): 
#    return self.__class__() 
#  def Validate(self, window): 
#     ctrl =wxPyTypeCast(self.GetWindow(), "wxTextCtrl")
#     try:
#       value = float( ctrl.GetValue())
#       return true
#     except ValueError:
#       wx.MessageBox("A text object must contain some text!", "Error")
#       return false
#  def TransferToWindow(self):
#    return true
#  def TransferFromWindow(self):
#    return true

class SmsToolFrame(wxFrame):
  def __init__(self, parent, id, title):
    wxFrame.__init__(self, parent, id, title,
             wxPoint(100, 100), wxSize(450, 70))

    panel = wxPanel(self, -1)
    self.panel = panel

    wxStaticText(panel, -1, "Text:",
           wxDLG_PNT(panel, wxPoint(4, 4)),  wxDefaultSize)
    wxStaticText(panel, -1, "Nummer:",
           wxDLG_PNT(panel, wxPoint(4, 20)), wxDefaultSize)

    self.textCtrl = wxTextCtrl(panel, 20, "",
                   wxDLG_PNT(panel, wxPoint(30, 4)),
                   wxDLG_SZE(panel, wxSize(160, -1)))
    self.textCtrl.SetMaxLength(SMSLEN);

    self.nrCtrl = wxTextCtrl(panel, -1, "",
                  wxDLG_PNT(panel, wxPoint(30, 20)),
                  wxDLG_SZE(panel, wxSize(30, -1)),
#                  validator = FloatValidator())
                  )
  
    self.fooCtrl = wxButton(panel, 10, "Senden",
                  wxDLG_PNT(panel, wxPoint(70, 20)),
                  wxDLG_SZE(panel, wxSize(30, -1)))
    EVT_BUTTON(self, 10, self.OnFooClick)

    self.zaehler = wxStaticText(panel, -1, str(SMSLEN),
           wxDLG_PNT(panel, wxPoint(110, 20)), wxDefaultSize)

    EVT_TEXT(self, 20, self.OnChange)

  def OnCloseWindow(self, event):
    self.Destroy()

  def OnFooClick(self, event):
    text = self.textCtrl.GetValue()
    nr   = self.nrCtrl.GetValue()

    foo = system("echo '" + text + "' | cat")

    self.foodialog = wxMessageDialog(self.panel, 
                       text + str(foo) + nr,
                       "foo", wxOK, wxPoint(100, 100))
    self.foodialog.Show(true)

  def OnChange(self, event):
    self.zaehler.SetLabel(str(SMSLEN-len(self.textCtrl.GetValue())))

class SmsTool(wxApp):
  def OnInit(self):
    frame = SmsToolFrame(NULL, -1, "SmsTool")
    frame.Show(true)
    self.SetTopWindow(frame)
    return true

smstool=SmsTool(0)
smstool.MainLoop()