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"""Simple wxpython frame for smart card application.
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__author__ = "gemalto https://www.gemalto.com/"
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__date__ = "November 2006"
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__version__ = "1.4.0"
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Copyright 2001-2012 gemalto
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Author: Jean-Daniel Aussel, mailto:jean-daniel.aussel@gemalto.com
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This file is part of pyscard.
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pyscard is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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pyscard is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with pyscard; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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"""
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import os.path
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import wx
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import smartcard
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import smartcard.wx
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from smartcard.wx import APDUTracerPanel, CardAndReaderTreePanel, ReaderToolbar
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from smartcard.wx.SimpleSCardAppEventObserver import SimpleSCardAppEventObserver
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[
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wxID_SIMPLESCARDAPP_FRAME,
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] = [wx.NewId() for x in range(1)]
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class BlankPanel(wx.Panel, SimpleSCardAppEventObserver):
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"""A blank panel in case no panel is provided to SimpleSCardApp."""
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def __init__(self, parent):
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wx.Panel.__init__(self, parent, -1)
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sizer = wx.GridSizer(1, 1, 0)
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self.SetSizer(sizer)
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self.SetAutoLayout(True)
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class TreeAndUserPanelPanel(wx.Panel):
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"""The panel that contains the Card/Reader TreeCtrl
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and the user provided Panel."""
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def __init__(self, parent, apppanelclass, appstyle):
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"""
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Constructor. Creates the panel with two panels:
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- the left-hand panel is holding the smartcard and/or reader tree
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- the right-hand panel is holding the application dialog
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@param apppanelclass: the class of the panel to instantiate in the
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L{SimpleSCardAppFrame}
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@param appstyle: a combination of the following styles (bitwise or |)
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- TR_SMARTCARD: display a smartcard tree panel
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- TR_READER: display a reader tree panel
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- TB_SMARTCARD: display a smartcard toolbar
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- TB_SMARTCARD: display a reader toolbar
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- default is TR_DEFAULT = TR_SMARTCARD
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"""
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wx.Panel.__init__(self, parent, -1)
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self.parent = parent
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self.selectedcard = None
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boxsizer = wx.BoxSizer(wx.HORIZONTAL)
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# create user dialog
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if None != apppanelclass:
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self.dialogpanel = apppanelclass(self)
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else:
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self.dialogpanel = BlankPanel(self)
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# create card/reader tree control
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if (
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appstyle & smartcard.wx.SimpleSCardApp.TR_SMARTCARD
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or appstyle & smartcard.wx.SimpleSCardApp.TR_READER
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):
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self.readertreepanel = CardAndReaderTreePanel.CardAndReaderTreePanel(
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self, appstyle, self.dialogpanel
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)
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boxsizer.Add(self.readertreepanel, 1, wx.EXPAND | wx.ALL, 5)
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boxsizer.Add(self.dialogpanel, 2, wx.EXPAND | wx.ALL)
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if appstyle & smartcard.wx.SimpleSCardApp.TR_READER:
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self.Bind(
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wx.EVT_TREE_ITEM_ACTIVATED,
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self.OnActivateReader,
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self.readertreepanel.readertreectrl,
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)
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self.Bind(
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wx.EVT_TREE_SEL_CHANGED,
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self.OnSelectReader,
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self.readertreepanel.readertreectrl,
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)
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self.Bind(
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wx.EVT_TREE_ITEM_RIGHT_CLICK,
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self.OnReaderRightClick,
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self.readertreepanel.readertreectrl,
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)
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self.Bind(
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wx.EVT_TREE_ITEM_COLLAPSED,
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self.OnItemCollapsed,
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self.readertreepanel.readertreectrl,
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)
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if appstyle & smartcard.wx.SimpleSCardApp.TR_SMARTCARD:
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self.Bind(
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wx.EVT_TREE_ITEM_ACTIVATED,
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self.OnActivateCard,
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self.readertreepanel.cardtreectrl,
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)
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self.Bind(
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wx.EVT_TREE_SEL_CHANGED,
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self.OnSelectCard,
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self.readertreepanel.cardtreectrl,
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)
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self.Bind(
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wx.EVT_TREE_ITEM_RIGHT_CLICK,
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self.OnCardRightClick,
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self.readertreepanel.cardtreectrl,
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)
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self.SetSizer(boxsizer)
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self.SetAutoLayout(True)
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def ActivateCard(self, card):
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"""Activate a card."""
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if not hasattr(card, "connection"):
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card.connection = card.createConnection()
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if None != self.parent.apdutracerpanel:
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card.connection.addObserver(self.parent.apdutracerpanel)
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card.connection.connect()
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self.dialogpanel.OnActivateCard(card)
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def DeactivateCard(self, card):
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"""Deactivate a card."""
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if hasattr(card, "connection"):
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card.connection.disconnect()
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if None != self.parent.apdutracerpanel:
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card.connection.deleteObserver(self.parent.apdutracerpanel)
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delattr(card, "connection")
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self.dialogpanel.OnDeactivateCard(card)
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def OnActivateCard(self, event):
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"""Called when the user activates a card in the tree."""
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item = event.GetItem()
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if item:
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itemdata = self.readertreepanel.cardtreectrl.GetItemData(item)
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if isinstance(itemdata, smartcard.Card.Card):
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self.ActivateCard(itemdata)
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else:
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self.dialogpanel.OnDeselectCard(itemdata)
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def OnActivateReader(self, event):
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"""Called when the user activates a reader in the tree."""
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item = event.GetItem()
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if item:
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itemdata = self.readertreepanel.readertreectrl.GetItemData(item)
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if isinstance(itemdata, smartcard.Card.Card):
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self.ActivateCard(itemdata)
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elif isinstance(itemdata, smartcard.reader.Reader.Reader):
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self.dialogpanel.OnActivateReader(itemdata)
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event.Skip()
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def OnItemCollapsed(self, event):
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item = event.GetItem()
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self.readertreepanel.readertreectrl.Expand(item)
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def OnCardRightClick(self, event):
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"""Called when user right-clicks a node in the card tree control."""
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item = event.GetItem()
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if item:
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itemdata = self.readertreepanel.cardtreectrl.GetItemData(item)
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if isinstance(itemdata, smartcard.Card.Card):
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self.selectedcard = itemdata
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if not hasattr(self, "connectID"):
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self.connectID = wx.NewId()
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self.disconnectID = wx.NewId()
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self.Bind(wx.EVT_MENU, self.OnConnect, id=self.connectID)
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self.Bind(wx.EVT_MENU, self.OnDisconnect, id=self.disconnectID)
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menu = wx.Menu()
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if not hasattr(self.selectedcard, "connection"):
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menu.Append(self.connectID, "Connect")
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else:
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menu.Append(self.disconnectID, "Disconnect")
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self.PopupMenu(menu)
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menu.Destroy()
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def OnReaderRightClick(self, event):
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"""Called when user right-clicks a node in the reader tree control."""
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item = event.GetItem()
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if item:
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itemdata = self.readertreepanel.readertreectrl.GetItemData(item)
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if isinstance(itemdata, smartcard.Card.Card):
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self.selectedcard = itemdata
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if not hasattr(self, "connectID"):
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self.connectID = wx.NewId()
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self.disconnectID = wx.NewId()
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self.Bind(wx.EVT_MENU, self.OnConnect, id=self.connectID)
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self.Bind(wx.EVT_MENU, self.OnDisconnect, id=self.disconnectID)
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menu = wx.Menu()
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if not hasattr(self.selectedcard, "connection"):
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menu.Append(self.connectID, "Connect")
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else:
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menu.Append(self.disconnectID, "Disconnect")
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self.PopupMenu(menu)
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menu.Destroy()
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def OnConnect(self, event):
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if isinstance(self.selectedcard, smartcard.Card.Card):
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self.ActivateCard(self.selectedcard)
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def OnDisconnect(self, event):
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if isinstance(self.selectedcard, smartcard.Card.Card):
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self.DeactivateCard(self.selectedcard)
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def OnSelectCard(self, event):
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"""Called when the user selects a card in the tree."""
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item = event.GetItem()
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if item:
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itemdata = self.readertreepanel.cardtreectrl.GetItemData(item)
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if isinstance(itemdata, smartcard.Card.Card):
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self.dialogpanel.OnSelectCard(itemdata)
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else:
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self.dialogpanel.OnDeselectCard(itemdata)
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def OnSelectReader(self, event):
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"""Called when the user selects a reader in the tree."""
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item = event.GetItem()
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if item:
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itemdata = self.readertreepanel.readertreectrl.GetItemData(item)
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if isinstance(itemdata, smartcard.Card.Card):
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self.dialogpanel.OnSelectCard(itemdata)
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elif isinstance(itemdata, smartcard.reader.Reader.Reader):
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self.dialogpanel.OnSelectReader(itemdata)
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else:
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self.dialogpanel.OnDeselectCard(itemdata)
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class SimpleSCardAppFrame(wx.Frame):
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"""The main frame of the simple smartcard application."""
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def __init__(
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self,
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appname,
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apppanelclass,
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appstyle,
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appicon,
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pos=(-1, -1),
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size=(-1, -1),
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):
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"""
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Constructor. Creates the frame with two panels:
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- the left-hand panel is holding the smartcard and/or reader tree
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- the right-hand panel is holding the application dialog
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@param appname: name of the application
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@param apppanelclass: the class of the panel to instantiate in the
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L{SimpleSCardAppFrame}
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@param appstyle: a combination of the following styles (bitwise or |)
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- TR_SMARTCARD: display a smartcard tree panel
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- TR_READER: display a reader tree panel
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- TB_SMARTCARD: display a smartcard toolbar
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- TB_SMARTCARD: display a reader toolbar
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- PANEL_APDUTRACER: display an APDU tracer panel
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- default is TR_DEFAULT = TR_SMARTCARD
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@param pos: the application position as a (x,y) tuple; default is (-1,-1)
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@param size: the application window size as a (x,y) tuple; default is (-1,-1)
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"""
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wx.Frame.__init__(
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self,
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None,
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wxID_SIMPLESCARDAPP_FRAME,
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appname,
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pos=pos,
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size=size,
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style=wx.DEFAULT_FRAME_STYLE,
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)
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if appicon:
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_icon = wx.Icon(appicon, wx.BITMAP_TYPE_ICO)
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self.SetIcon(_icon)
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elif os.path.exists(smartcard.wx.ICO_SMARTCARD):
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_icon = wx.Icon(smartcard.wx.ICO_SMARTCARD, wx.BITMAP_TYPE_ICO)
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self.SetIcon(_icon)
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boxsizer = wx.BoxSizer(wx.VERTICAL)
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self.treeuserpanel = TreeAndUserPanelPanel(self, apppanelclass, appstyle)
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boxsizer.Add(self.treeuserpanel, 3, wx.EXPAND | wx.ALL)
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# create a toolbar if required
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if appstyle & smartcard.wx.SimpleSCardApp.TB_SMARTCARD:
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self.toolbar = ReaderToolbar.ReaderToolbar(self)
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self.SetToolBar(self.toolbar)
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else:
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self.toolbar = None
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# create an apdu tracer console if required
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if appstyle & smartcard.wx.SimpleSCardApp.PANEL_APDUTRACER:
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self.apdutracerpanel = APDUTracerPanel.APDUTracerPanel(self)
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boxsizer.Add(self.apdutracerpanel, 1, wx.EXPAND | wx.ALL)
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else:
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self.apdutracerpanel = None
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self.SetSizer(boxsizer)
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self.SetAutoLayout(True)
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self.Bind(wx.EVT_CLOSE, self.OnCloseFrame)
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if appstyle & smartcard.wx.SimpleSCardApp.TB_SMARTCARD:
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self.Bind(
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wx.EVT_COMBOBOX, self.OnReaderComboBox, self.toolbar.readercombobox
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)
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def OnCloseFrame(self, evt):
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"""Called when frame is closed, i.e. on wx.EVT_CLOSE"""
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evt.Skip()
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def OnExit(self, evt):
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"""Called when frame application exits."""
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self.Close(True)
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evt.Skip()
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def OnReaderComboBox(self, event):
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"""Called when the user activates a reader in the toolbar combo box."""
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cb = event.GetEventObject()
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reader = cb.GetClientData(cb.GetSelection())
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if isinstance(reader, smartcard.reader.Reader.Reader):
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self.treeuserpanel.dialogpanel.OnActivateReader(reader)
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