Source Code for Module smartcard.wx.APDUTracerPanel

 1  """Graphical APDU Tracer. 
 2   
 3  __author__ = "gemalto http://www.gemalto.com" 
 4   
 5  Copyright 2001-2012 gemalto 
 6  Author: Jean-Daniel Aussel, mailto:jean-daniel.aussel@gemalto.com 
 7   
 8  This file is part of pyscard. 
 9   
10  pyscard is free software; you can redistribute it and/or modify 
11  it under the terms of the GNU Lesser General Public License as published by 
12  the Free Software Foundation; either version 2.1 of the License, or 
13  (at your option) any later version. 
14   
15  pyscard is distributed in the hope that it will be useful, 
16  but WITHOUT ANY WARRANTY; without even the implied warranty of 
17  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the 
18  GNU Lesser General Public License for more details. 
19   
20  You should have received a copy of the GNU Lesser General Public License 
21  along with pyscard; if not, write to the Free Software 
22  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA 
23  """ 
24   
25  # wxPython GUI modules (http://www.wxpython.org) 
26  import wx 
27   
28  from smartcard.CardConnectionObserver import CardConnectionObserver 
29  from smartcard.util import toHexString 
30   
31  [ 
32  wxID_APDUTEXTCTRL, 
33  ] = [wx.NewId() for x in range(1)] 
34   
35   
36 -class APDUTracerPanel(wx.Panel, CardConnectionObserver): 
37   
38 -    def __init__(self, parent): 
39          wx.Panel.__init__(self, parent, -1) 
40   
41          boxsizer = wx.BoxSizer(wx.HORIZONTAL) 
42          self.apdutextctrl = wx.TextCtrl( 
43              self, wxID_APDUTEXTCTRL, 
44              "", 
45              pos=wx.DefaultPosition, 
46              style=wx.TE_MULTILINE | wx.TE_READONLY) 
47          boxsizer.Add(self.apdutextctrl, 1, wx.EXPAND | wx.ALL, 5) 
48          self.SetSizer(boxsizer) 
49          self.SetAutoLayout(True) 
50   
51          self.Bind(wx.EVT_TEXT_MAXLEN, self.OnMaxLength, self.apdutextctrl) 
52   
53 -    def OnMaxLength(self, evt): 
54          '''Reset text buffer when max length is reached.''' 
55          self.apdutextctrl.SetValue("") 
56          evt.Skip() 
57   
58 -    def update(self, cardconnection, ccevent): 
59          '''CardConnectionObserver callback.''' 
60   
61          apduline = "" 
62          if 'connect' == ccevent.type: 
63              apduline += 'connecting to ' + cardconnection.getReader() 
64   
65          elif 'disconnect' == ccevent.type: 
66              apduline += 'disconnecting from ' + cardconnection.getReader() 
67   
68          elif 'command' == ccevent.type: 
69              apduline += '> ' + toHexString(ccevent.args[0]) 
70   
71          elif 'response' == ccevent.type: 
72              if [] == ccevent.args[0]: 
73                  apduline += "< %-2X %-2X" % tuple(ccevent.args[-2:]) 
74              else: 
75                  apduline += "< " + toHexString(ccevent.args[0]) + \ 
76                              "%-2X %-2X" % tuple(ccevent.args[-2:]) 
77   
78          self.apdutextctrl.AppendText(apduline + "\n") 
79