/[thuban]/branches/WIP-pyshapelib-bramz/Thuban/UI/application.py
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revision 39 by bh, Thu Sep 6 17:18:22 2001 UTC revision 229 by bh, Thu Jul 18 16:27:44 2002 UTC
# Line 1  Line 1 
1  # Copyright (C) 2001 by Intevation GmbH  # Copyright (C) 2001, 2002 by Intevation GmbH
2  # Authors:  # Authors:
3  # Jan-Oliver Wagner <[email protected]>  # Jan-Oliver Wagner <[email protected]>
4    # Bernhard Herzog <[email protected]>
5  #  #
6  # This program is free software under the GPL (>=v2)  # This program is free software under the GPL (>=v2)
7  # Read the file COPYING coming with Thuban for details.  # Read the file COPYING coming with Thuban for details.
# Line 11  Thuban's application object. Line 12  Thuban's application object.
12    
13  __version__ = "$Revision$"  __version__ = "$Revision$"
14    
15    import sys, os
16    import traceback
17    
18  from wxPython.wx import *  from wxPython.wx import *
19    
20  from Thuban.Lib.connector import Publisher  from Thuban.Lib.connector import Publisher
# Line 22  from Thuban.Model.load import load_sessi Line 26  from Thuban.Model.load import load_sessi
26  import view  import view
27  import tree  import tree
28  from interactor import Interactor  from interactor import Interactor
29  from mainwindow import MainWindow  import mainwindow
30    
31  from messages import SESSION_CHANGED  from messages import SESSION_CHANGED
32    
# Line 39  class ThubanApplication(wxApp, Publisher Line 43  class ThubanApplication(wxApp, Publisher
43      """      """
44    
45      def OnInit(self):      def OnInit(self):
46            self.read_startup_files()
47          self.interactor = Interactor(None)          self.interactor = Interactor(None)
48          top = MainWindow(NULL, -1, self.interactor)          top = mainwindow.MainWindow(NULL, -1, self, self.interactor)
49          top.Show(true)          top.Show(true)
50          self.top = top          self.top = top
51          self.SetTopWindow(top)          self.SetTopWindow(top)
# Line 48  class ThubanApplication(wxApp, Publisher Line 53  class ThubanApplication(wxApp, Publisher
53          self.create_session()          self.create_session()
54          return true          return true
55    
56        def read_startup_files(self):
57            """Read the startup files."""
58            # for now the startup file is ~/.thuban/thubanstart.py
59            dir =os.path.expanduser("~/.thuban")
60            if os.path.isdir(dir):
61                sys.path.append(dir)
62                try:
63                    import thubanstart
64                except ImportError:
65                    tb = sys.exc_info()[2]
66                    try:
67                        if tb.tb_next is not None:
68                            # The ImportError exception was raised from
69                            # inside the thubanstart module.
70                            sys.stderr.write("Cannot import the thubanstart"
71                                             "module\n")
72                            traceback.print_exc(None, sys.stderr)
73                        else:
74                            # There's no thubanstart module.
75                            sys.stderr.write("No thubanstart module available\n")
76                    finally:
77                        # make sure we delete the traceback object,
78                        # otherwise there's be circular references involving
79                        # the current stack frame
80                        del tb
81                except:
82                    sys.stderr.write("Cannot import the thubanstart module\n")
83                    traceback.print_exc(None, sys.stderr)
84            else:
85                # There's no .thuban directory
86                sys.stderr.write("No ~/.thuban directory\n")
87    
88        def Session(self):
89            """Return the application's session object"""
90            return self.session
91    
92      def SetSession(self, session):      def SetSession(self, session):
93            """Make session the new session.
94    
95            Issue SESSION_CHANGED.
96            """
97          oldsession = self.session          oldsession = self.session
98          self.session = session          self.session = session
99          self.issue(SESSION_CHANGED)          self.issue(SESSION_CHANGED)
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