/[thuban]/branches/WIP-pyshapelib-bramz/Thuban/UI/application.py
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revision 765 by bh, Tue Apr 29 12:42:14 2003 UTC revision 1162 by jonathan, Thu Jun 12 12:41:16 2003 UTC
# Line 13  Thuban's application object. Line 13  Thuban's application object.
13  __version__ = "$Revision$"  __version__ = "$Revision$"
14    
15  import sys, os  import sys, os
16    import os.path
17    
18  import traceback  import traceback
19    
20  from wxPython.wx import *  from wxPython.wx import *
21    
22  from Thuban.Lib.connector import Publisher  from Thuban.Lib.connector import Publisher
23    from Thuban.Lib.fileutil import get_application_dir
24    
25  from Thuban import _  from Thuban import _
26  from Thuban.Model.session import create_empty_session  from Thuban.Model.session import create_empty_session
27  from Thuban.Model.save import save_session  from Thuban.Model.save import save_session
28  from Thuban.Model.load import load_session  from Thuban.Model.load import load_session
29  from Thuban.Model.messages import MAPS_CHANGED  from Thuban.Model.messages import MAPS_CHANGED
30    from Thuban.Model.layer import RasterLayer
31    import Thuban.Model.resource
32    
33  import view  import view
34  import tree  import tree
# Line 68  class ThubanApplication(wxApp, Publisher Line 73  class ThubanApplication(wxApp, Publisher
73      def read_startup_files(self):      def read_startup_files(self):
74          """Read the startup files."""          """Read the startup files."""
75          # for now the startup file is ~/.thuban/thubanstart.py          # for now the startup file is ~/.thuban/thubanstart.py
76          dir =os.path.expanduser("~/.thuban")          dir = get_application_dir()
77          if os.path.isdir(dir):          if os.path.isdir(dir):
78              sys.path.append(dir)              sys.path.append(dir)
79              try:              try:
# Line 133  class ThubanApplication(wxApp, Publisher Line 138  class ThubanApplication(wxApp, Publisher
138          msg = (_("This is the wxPython-based Graphical User Interface"          msg = (_("This is the wxPython-based Graphical User Interface"
139                 " for exploring geographic data"))                 " for exploring geographic data"))
140          return mainwindow.MainWindow(NULL, -1, "Thuban", self, None,          return mainwindow.MainWindow(NULL, -1, "Thuban", self, None,
141                                       initial_message = msg)                                       initial_message = msg,
142                                         size = (600, 400))
143    
144      def Session(self):      def Session(self):
145          """Return the application's session object"""          """Return the application's session object"""
# Line 193  class ThubanApplication(wxApp, Publisher Line 199  class ThubanApplication(wxApp, Publisher
199          session.UnsetModified()          session.UnsetModified()
200          self.SetSession(session)          self.SetSession(session)
201    
202            for map in session.Maps():
203                for layer in map.Layers():
204                    if isinstance(layer, RasterLayer) \
205                        and not Thuban.Model.resource.has_gdal_support():
206                        msg = _("The current session contains Image layers,\n" +
207                                "but the GDAL library is not available to " +
208                                "draw them.")
209                        dlg = wx.wxMessageDialog(None,
210                                                 msg,
211                                                 _("Library not available"),
212                                                 wx.wxOK | wx.wxICON_INFORMATION)
213                        print msg
214                        dlg.ShowModal()
215                        dlg.Destroy()
216                        break
217    
218      def SaveSession(self):      def SaveSession(self):
219          save_session(self.session, self.session.filename)          save_session(self.session, self.session.filename)
220    
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