/[thuban]/branches/WIP-pyshapelib-bramz/Thuban/UI/mainwindow.py
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revision 312 by bh, Wed Sep 11 13:59:37 2002 UTC revision 1448 by jonathan, Thu Jul 17 14:59:41 2003 UTC
# Line 1  Line 1 
1  # Copyright (C) 2001, 2002 by Intevation GmbH  # Copyright (C) 2001, 2002, 2003 by Intevation GmbH
2  # Authors:  # Authors:
3  # Jan-Oliver Wagner <[email protected]>  # Jan-Oliver Wagner <[email protected]>
4  # Bernhard Herzog <[email protected]>  # Bernhard Herzog <[email protected]>
5    # Frank Koormann <[email protected]>
6  #  #
7  # This program is free software under the GPL (>=v2)  # This program is free software under the GPL (>=v2)
8  # Read the file COPYING coming with Thuban for details.  # Read the file COPYING coming with Thuban for details.
# Line 12  The main window Line 13  The main window
13    
14  __version__ = "$Revision$"  __version__ = "$Revision$"
15    
16    __ThubanVersion__ = "0.8" #"$THUBAN_0_2$"
17    #__BuildDate__ = "$Date$"
18    
19  import os  import os
20    import copy
21    
22  from wxPython.wx import *  from wxPython.wx import *
23    from wxPython.wx import __version__ as wxPython_version
24    
25  import Thuban  import Thuban
26    import Thuban.version
27    
28    from Thuban import _
29  from Thuban.Model.session import create_empty_session  from Thuban.Model.session import create_empty_session
30  from Thuban.Model.layer import Layer  from Thuban.Model.layer import Layer, RasterLayer
31  from Thuban.Model.color import Color  
32  from Thuban.Model.proj import Projection  # XXX: replace this by
33    # from wxPython.lib.dialogs import wxMultipleChoiceDialog
34    # when Thuban does not support wxPython 2.4.0 any more.
35    from Thuban.UI.multiplechoicedialog import wxMultipleChoiceDialog
36    
37  import view  import view
38  import tree  import tree
 import proj4dialog  
39  import tableview, identifyview  import tableview, identifyview
40    from Thuban.UI.classifier import Classifier
41    import legend
42  from menu import Menu  from menu import Menu
43    
44  from context import Context  from context import Context
45  from command import registry, Command  from command import registry, Command, ToolCommand
46  from messages import SELECTED_SHAPE, VIEW_POSITION  from messages import LAYER_SELECTED, SHAPES_SELECTED, VIEW_POSITION
47    from about import About
48    
49  # the directory where the toolbar icons are stored  from Thuban.UI.dock import DockFrame
50  bitmapdir = os.path.join(Thuban.__path__[0], os.pardir, "Resources", "Bitmaps")  from Thuban.UI.join import JoinDialog
51  bitmapext = ".xpm"  
52    import resource
53    import Thuban.Model.resource
54  class MainWindow(wxFrame):  
55    import projdialog
56    
57    
58    class MainWindow(DockFrame):
59    
60        # Some messages that can be subscribed/unsubscribed directly through
61        # the MapCanvas come in fact from other objects. This is a map to
62        # map those messages to the names of the instance variables they
63        # actually come from. This delegation is implemented in the
64        # Subscribe and unsubscribed methods
65        delegated_messages = {LAYER_SELECTED: "canvas",
66                              SHAPES_SELECTED: "canvas"}
67    
68        # Methods delegated to some instance variables. The delegation is
69        # implemented in the __getattr__ method.
70        delegated_methods = {"SelectLayer": "canvas",
71                             "SelectShapes": "canvas",
72                             "SelectedLayer": "canvas",
73                             "SelectedShapes": "canvas",
74                             }
75    
76      def __init__(self, parent, ID, title, application, interactor,      def __init__(self, parent, ID, title, application, interactor,
77                   initial_message = None, size = wxSize(-1, -1)):                   initial_message = None, size = wxSize(-1, -1)):
78          wxFrame.__init__(self, parent, ID, title, wxDefaultPosition, size)          DockFrame.__init__(self, parent, ID, title, wxDefaultPosition, size)
79            #wxFrame.__init__(self, parent, ID, title, wxDefaultPosition, size)
80    
81          self.application = application          self.application = application
         self.interactor = interactor  
82    
83          self.CreateStatusBar()          self.CreateStatusBar()
84          if initial_message:          if initial_message:
# Line 63  class MainWindow(wxFrame): Line 96  class MainWindow(wxFrame):
96          # call Realize to make sure that the tools appear.          # call Realize to make sure that the tools appear.
97          toolbar.Realize()          toolbar.Realize()
98    
99    
100          # Create the map canvas          # Create the map canvas
101          canvas = view.MapCanvas(self, -1, interactor)          canvas = view.MapCanvas(self, -1)
102          canvas.Subscribe(VIEW_POSITION, self.view_position_changed)          canvas.Subscribe(VIEW_POSITION, self.view_position_changed)
103            canvas.Subscribe(SHAPES_SELECTED, self.identify_view_on_demand)
104          self.canvas = canvas          self.canvas = canvas
105    
106            self.SetMainWindow(self.canvas)
107    
108            self.SetAutoLayout(True)
109    
110          self.init_dialogs()          self.init_dialogs()
111    
112          interactor.Subscribe(SELECTED_SHAPE, self.identify_view_on_demand)          self.ShowLegend()
113    
114          EVT_CLOSE(self, self.OnClose)          EVT_CLOSE(self, self.OnClose)
115    
116        def Subscribe(self, channel, *args):
117            """Subscribe a function to a message channel.
118    
119            If channel is one of the delegated messages call the appropriate
120            object's Subscribe method. Otherwise do nothing.
121            """
122            if channel in self.delegated_messages:
123                object = getattr(self, self.delegated_messages[channel])
124                object.Subscribe(channel, *args)
125            else:
126                print "Trying to subscribe to unsupported channel %s" % channel
127    
128        def Unsubscribe(self, channel, *args):
129            """Unsubscribe a function from a message channel.
130    
131            If channel is one of the delegated messages call the appropriate
132            object's Unsubscribe method. Otherwise do nothing.
133            """
134            if channel in self.delegated_messages:
135                object = getattr(self, self.delegated_messages[channel])
136                object.Unsubscribe(channel, *args)
137    
138        def __getattr__(self, attr):
139            """If attr is one of the delegated methods return that method
140    
141            Otherwise raise AttributeError.
142            """
143            if attr in self.delegated_methods:
144                return getattr(getattr(self, self.delegated_methods[attr]), attr)
145            raise AttributeError(attr)
146    
147      def init_ids(self):      def init_ids(self):
148          """Initialize the ids"""          """Initialize the ids"""
149          self.current_id = 6000          self.current_id = 6000
# Line 112  class MainWindow(wxFrame): Line 182  class MainWindow(wxFrame):
182          return menu_bar          return menu_bar
183    
184      def build_menu(self, menudesc):      def build_menu(self, menudesc):
185          """Build and return a wxMenu from a menudescription"""          """Return a wxMenu built from the menu description menudesc"""
186          wxmenu = wxMenu()          wxmenu = wxMenu()
187          last = None          last = None
188          for item in menudesc.items:          for item in menudesc.items:
             # here the items must all be Menu instances themselves  
189              if item is None:              if item is None:
190                  # a separator. Only add one if the last item was not a                  # a separator. Only add one if the last item was not a
191                  # separator                  # separator
# Line 169  class MainWindow(wxFrame): Line 238  class MainWindow(wxFrame):
238                              command.IsCheckCommand())                              command.IsCheckCommand())
239                  self.bind_command_events(command, ID)                  self.bind_command_events(command, ID)
240              else:              else:
241                  print "Unknown command %s" % name                  print _("Unknown command %s") % name
242    
243      def add_toolbar_command(self, toolbar, name):      def add_toolbar_command(self, toolbar, name):
244          """Add the command with name name to the toolbar toolbar.          """Add the command with name name to the toolbar toolbar.
# Line 184  class MainWindow(wxFrame): Line 253  class MainWindow(wxFrame):
253              command = registry.Command(name)              command = registry.Command(name)
254              if command is not None:              if command is not None:
255                  ID = self.get_id(name)                  ID = self.get_id(name)
256                  filename = os.path.join(bitmapdir, command.Icon()) + bitmapext                  bitmap = resource.GetBitmapResource(command.Icon(),
257                  bitmap = wxBitmap(filename, wxBITMAP_TYPE_XPM)                                                      wxBITMAP_TYPE_XPM)
258                  toolbar.AddTool(ID, bitmap,                  toolbar.AddTool(ID, bitmap,
259                                  shortHelpString = command.HelpText(),                                  shortHelpString = command.HelpText(),
260                                  isToggle = command.IsCheckCommand())                                  isToggle = command.IsCheckCommand())
261                  self.bind_command_events(command, ID)                  self.bind_command_events(command, ID)
262              else:              else:
263                  print "Unknown command %s" % name                  print _("Unknown command %s") % name
264    
265      def Context(self):      def Context(self):
266          """Return the context object for a command invoked from this window          """Return the context object for a command invoked from this window
# Line 204  class MainWindow(wxFrame): Line 273  class MainWindow(wxFrame):
273              command = registry.Command(name)              command = registry.Command(name)
274              command.Execute(self.Context())              command.Execute(self.Context())
275          else:          else:
276              print "Unknown command ID %d" % event.GetId()              print _("Unknown command ID %d") % event.GetId()
277    
278      def update_command_ui(self, event):      def update_command_ui(self, event):
279          #print "update_command_ui", self.id_to_name[event.GetId()]          #print "update_command_ui", self.id_to_name[event.GetId()]
280          context = self.Context()          context = self.Context()
281          command = registry.Command(self.id_to_name[event.GetId()])          command = registry.Command(self.id_to_name[event.GetId()])
282          if command is not None:          if command is not None:
283              event.Enable(command.Sensitive(context))              sensitive = command.Sensitive(context)
284                event.Enable(sensitive)
285                if command.IsTool() and not sensitive and command.Checked(context):
286                    # When a checked tool command is disabled deselect all
287                    # tools. Otherwise the tool would remain active but it
288                    # might lead to errors if the tools stays active. This
289                    # problem occurred in GREAT-ER and this fixes it, but
290                    # it's not clear to me whether this is really the best
291                    # way to do it (BH, 20021206).
292                    self.canvas.SelectTool(None)
293              event.SetText(command.DynText(context))              event.SetText(command.DynText(context))
294              if command.IsCheckCommand():              if command.IsCheckCommand():
295                  event.Check(command.Checked(context))                      event.Check(command.Checked(context))
296    
297      def RunMessageBox(self, title, text, flags = wxOK | wxICON_INFORMATION):      def RunMessageBox(self, title, text, flags = wxOK | wxICON_INFORMATION):
298          """Run a modal message box with the given text, title and flags          """Run a modal message box with the given text, title and flags
299          and return the result"""          and return the result"""
300          dlg = wxMessageDialog(self, text, title, flags)          dlg = wxMessageDialog(self, text, title, flags)
301            dlg.CenterOnParent()
302          result = dlg.ShowModal()          result = dlg.ShowModal()
303          dlg.Destroy()          dlg.Destroy()
304          return result          return result
# Line 233  class MainWindow(wxFrame): Line 312  class MainWindow(wxFrame):
312    
313      def add_dialog(self, name, dialog):      def add_dialog(self, name, dialog):
314          if self.dialogs.has_key(name):          if self.dialogs.has_key(name):
315              raise RuntimeError("The Dialog named %s is already open" % name)              raise RuntimeError(_("The Dialog named %s is already open") % name)
316          self.dialogs[name] = dialog          self.dialogs[name] = dialog
317    
318      def dialog_open(self, name):      def dialog_open(self, name):
# Line 251  class MainWindow(wxFrame): Line 330  class MainWindow(wxFrame):
330              text = "(%10.10g, %10.10g)" % pos              text = "(%10.10g, %10.10g)" % pos
331          else:          else:
332              text = ""              text = ""
333            self.set_position_text(text)
334    
335        def set_position_text(self, text):
336            """Set the statusbar text showing the current position.
337    
338            By default the text is shown in field 0 of the status bar.
339            Override this method in derived classes to put it into a
340            different field of the statusbar.
341            """
342          self.SetStatusText(text)          self.SetStatusText(text)
343    
344      def save_modified_session(self, can_veto = 1):      def save_modified_session(self, can_veto = 1):
# Line 266  class MainWindow(wxFrame): Line 354  class MainWindow(wxFrame):
354              flags = wxYES_NO | wxICON_QUESTION              flags = wxYES_NO | wxICON_QUESTION
355              if can_veto:              if can_veto:
356                  flags = flags | wxCANCEL                  flags = flags | wxCANCEL
357              result = self.RunMessageBox("Exit",              result = self.RunMessageBox(_("Exit"),
358                                          ("The session has been modified."                                          _("The session has been modified."
359                                           " Do you want to save it?"),                                           " Do you want to save it?"),
360                                          flags)                                          flags)
361              if result == wxID_YES:              if result == wxID_YES:
# Line 276  class MainWindow(wxFrame): Line 364  class MainWindow(wxFrame):
364              result = wxID_NO              result = wxID_NO
365          return result          return result
366    
367        def prepare_new_session(self):
368            for d in self.dialogs.values():
369                if not isinstance(d, tree.SessionTreeView):
370                    d.Close()
371    
372      def NewSession(self):      def NewSession(self):
373          self.save_modified_session()          if self.save_modified_session() != wxID_CANCEL:
374          self.application.SetSession(create_empty_session())              self.prepare_new_session()
375                self.application.SetSession(create_empty_session())
376    
377      def OpenSession(self):      def OpenSession(self):
378          self.save_modified_session()          if self.save_modified_session() != wxID_CANCEL:
379          dlg = wxFileDialog(self, "Select a session file", ".", "",              dlg = wxFileDialog(self, _("Open Session"), ".", "",
380                             "*.thuban", wxOPEN)                                 "Thuban Session File (*.thuban)|*.thuban",
381          if dlg.ShowModal() == wxID_OK:                                 wxOPEN)
382              self.application.OpenSession(dlg.GetPath())              if dlg.ShowModal() == wxID_OK:
383          dlg.Destroy()                  self.prepare_new_session()
384                    self.application.OpenSession(dlg.GetPath())
385                dlg.Destroy()
386    
387      def SaveSession(self):      def SaveSession(self):
388          if self.application.session.filename == None:          if self.application.session.filename == None:
389              self.SaveSessionAs()              self.SaveSessionAs()
390          self.application.SaveSession()          else:
391                self.application.SaveSession()
392    
393      def SaveSessionAs(self):      def SaveSessionAs(self):
394          dlg = wxFileDialog(self, "Enter a filename for session", ".", "",          dlg = wxFileDialog(self, _("Save Session As"), ".", "",
395                             "*.thuban", wxOPEN)                             "Thuban Session File (*.thuban)|*.thuban",
396                               wxSAVE|wxOVERWRITE_PROMPT)
397          if dlg.ShowModal() == wxID_OK:          if dlg.ShowModal() == wxID_OK:
398              self.application.session.SetFilename(dlg.GetPath())              self.application.session.SetFilename(dlg.GetPath())
399              self.application.SaveSession()              self.application.SaveSession()
400          dlg.Destroy()          dlg.Destroy()
401    
402      def Exit(self):      def Exit(self):
403          self.Close(false)          self.Close(False)
404    
405      def OnClose(self, event):      def OnClose(self, event):
406          result = self.save_modified_session(can_veto = event.CanVeto())          result = self.save_modified_session(can_veto = event.CanVeto())
# Line 313  class MainWindow(wxFrame): Line 411  class MainWindow(wxFrame):
411              # wx's destroy event, but that isn't implemented for wxGTK              # wx's destroy event, but that isn't implemented for wxGTK
412              # yet.              # yet.
413              self.canvas.Unsubscribe(VIEW_POSITION, self.view_position_changed)              self.canvas.Unsubscribe(VIEW_POSITION, self.view_position_changed)
414                DockFrame.OnClose(self, event)
415                for dlg in self.dialogs.values():
416                    dlg.Destroy()
417                self.canvas.Destroy()
418              self.Destroy()              self.Destroy()
419    
420      def SetMap(self, map):      def SetMap(self, map):
421          self.canvas.SetMap(map)          self.canvas.SetMap(map)
422            self.__SetTitle(map.Title())
423    
424            dialog = self.FindRegisteredDock("legend")
425            if dialog is not None:
426                dialog.GetPanel().SetMap(self.Map())
427    
428      def Map(self):      def Map(self):
429          """Return the map displayed by this mainwindow"""          """Return the map displayed by this mainwindow"""
430    
431          return self.canvas.Map()          return self.canvas.Map()
432    
433      def ShowSessionTree(self):      def ToggleSessionTree(self):
434            """If the session tree is shown close it otherwise create a new tree"""
435          name = "session_tree"          name = "session_tree"
436          dialog = self.get_open_dialog(name)          dialog = self.get_open_dialog(name)
437          if dialog is None:          if dialog is None:
438              dialog = tree.SessionTreeView(self, self.application, name)              dialog = tree.SessionTreeView(self, self.application, name)
439              self.add_dialog(name, dialog)              self.add_dialog(name, dialog)
440              dialog.Show(true)              dialog.Show(True)
441          else:          else:
442              # FIXME: bring dialog to front here              dialog.Close()
443              pass  
444        def SessionTreeShown(self):
445            """Return true iff the session tree is currently shown"""
446            return self.get_open_dialog("session_tree") is not None
447    
448      def About(self):      def About(self):
449          self.RunMessageBox("About",          dlg = About(self)
450                             ("Thuban is a program for\n"          dlg.ShowModal()
451                              "exploring geographic data.\n"          dlg.Destroy()
                             "Copyright (C) 2001 Intevation GmbH.\n"  
                             "Thuban is licensed under the GPL"),  
                            wxOK | wxICON_INFORMATION)  
452    
453      def AddLayer(self):      def AddLayer(self):
454          dlg = wxFileDialog(self, "Select a data file", ".", "", "*.*",          dlg = wxFileDialog(self, _("Select a data file"), ".", "", "*.*",
455                             wxOPEN)                             wxOPEN)
456          if dlg.ShowModal() == wxID_OK:          if dlg.ShowModal() == wxID_OK:
457              filename = dlg.GetPath()              filename = dlg.GetPath()
458              title = os.path.splitext(os.path.basename(filename))[0]              title = os.path.splitext(os.path.basename(filename))[0]
             layer = Layer(title, filename)  
459              map = self.canvas.Map()              map = self.canvas.Map()
460              has_layers = map.HasLayers()              has_layers = map.HasLayers()
461              try:              try:
462                    store = self.application.Session().OpenShapefile(filename)
463                except IOError:
464                    # the layer couldn't be opened
465                    self.RunMessageBox(_("Add Layer"),
466                                       _("Can't open the file '%s'.") % filename)
467                else:
468                    layer = Layer(title, store)
469                  map.AddLayer(layer)                  map.AddLayer(layer)
470                    if not has_layers:
471                        # if we're adding a layer to an empty map, fit the
472                        # new map to the window
473                        self.canvas.FitMapToWindow()
474            dlg.Destroy()
475    
476        def AddRasterLayer(self):
477            dlg = wxFileDialog(self, _("Select an image file"), ".", "", "*.*",
478                               wxOPEN)
479            if dlg.ShowModal() == wxID_OK:
480                filename = dlg.GetPath()
481                title = os.path.splitext(os.path.basename(filename))[0]
482                map = self.canvas.Map()
483                has_layers = map.HasLayers()
484                try:
485                    layer = RasterLayer(title, filename)
486              except IOError:              except IOError:
487                  # the layer couldn't be opened                  # the layer couldn't be opened
488                  self.RunMessageBox("Add Layer",                  self.RunMessageBox(_("Add Image Layer"),
489                                     "Can't open the file '%s'." % filename)                                     _("Can't open the file '%s'.") % filename)
490              else:              else:
491                    map.AddLayer(layer)
492                  if not has_layers:                  if not has_layers:
493                      # if we're adding a layer to an empty map, for the                      # if we're adding a layer to an empty map, fit the
494                      # new map to the window                      # new map to the window
495                      self.canvas.FitMapToWindow()                      self.canvas.FitMapToWindow()
496          dlg.Destroy()          dlg.Destroy()
# Line 371  class MainWindow(wxFrame): Line 503  class MainWindow(wxFrame):
503      def CanRemoveLayer(self):      def CanRemoveLayer(self):
504          """Return true if the currently selected layer can be deleted.          """Return true if the currently selected layer can be deleted.
505    
506          If no layer is selected return false.          If no layer is selected return False.
507    
508          The return value of this method determines whether the remove          The return value of this method determines whether the remove
509          layer command is sensitive in menu.          layer command is sensitive in menu.
# Line 379  class MainWindow(wxFrame): Line 511  class MainWindow(wxFrame):
511          layer = self.current_layer()          layer = self.current_layer()
512          if layer is not None:          if layer is not None:
513              return self.canvas.Map().CanRemoveLayer(layer)              return self.canvas.Map().CanRemoveLayer(layer)
514          return 0          return False
515    
516      def RaiseLayer(self):      def RaiseLayer(self):
517          layer = self.current_layer()          layer = self.current_layer()
# Line 396  class MainWindow(wxFrame): Line 528  class MainWindow(wxFrame):
528    
529          If no layer is selected, return None          If no layer is selected, return None
530          """          """
531          return self.interactor.SelectedLayer()          return self.canvas.SelectedLayer()
532    
533      def has_selected_layer(self):      def has_selected_layer(self):
534          """Return true if a layer is currently selected"""          """Return true if a layer is currently selected"""
535          return self.interactor.HasSelectedLayer()          return self.canvas.HasSelectedLayer()
536    
537      def choose_color(self):      def has_selected_shapes(self):
538          """Run the color selection dialog and return the selected color.          """Return true if a shape is currently selected"""
539            return self.canvas.HasSelectedShapes()
540    
541          If the user cancels, return None.      def HideLayer(self):
         """  
         dlg = wxColourDialog(self)  
         color = None  
         if dlg.ShowModal() == wxID_OK:  
             data = dlg.GetColourData()  
             wxc = data.GetColour()  
             color = Color(wxc.Red() / 255.0,  
                           wxc.Green() / 255.0,  
                           wxc.Blue() / 255.0)  
         dlg.Destroy()  
         return color  
   
     def LayerFillColor(self):  
         layer = self.current_layer()  
         if layer is not None:  
             color = self.choose_color()  
             if color is not None:  
                 layer.SetFill(color)  
   
     def LayerTransparentFill(self):  
542          layer = self.current_layer()          layer = self.current_layer()
543          if layer is not None:          if layer is not None:
544              layer.SetFill(None)              layer.SetVisible(0)
545    
546      def LayerOutlineColor(self):      def ShowLayer(self):
547          layer = self.current_layer()          layer = self.current_layer()
548          if layer is not None:          if layer is not None:
549              color = self.choose_color()              layer.SetVisible(1)
             if color is not None:  
                 layer.SetStroke(color)  
550    
551      def LayerNoOutline(self):      def DuplicateLayer(self):
552            """Ceate a new layer above the selected layer with the same shapestore
553            """
554          layer = self.current_layer()          layer = self.current_layer()
555          if layer is not None:          if layer is not None and hasattr(layer, "ShapeStore"):
556              layer.SetStroke(None)              new_layer = Layer(_("Copy of `%s'") % layer.Title(),
557                                  layer.ShapeStore(),
558                                  projection = layer.GetProjection())
559                new_classification = copy.deepcopy(layer.GetClassification())
560                new_layer.SetClassification(new_classification)
561                self.Map().AddLayer(new_layer)
562    
563      def HideLayer(self):      def CanDuplicateLayer(self):
564          layer = self.current_layer()          """Return whether the DuplicateLayer method can create a duplicate"""
         if layer is not None:  
             layer.SetVisible(0)  
           
     def ShowLayer(self):  
565          layer = self.current_layer()          layer = self.current_layer()
566          if layer is not None:          return layer is not None and hasattr(layer, "ShapeStore")
             layer.SetVisible(1)  
567    
568      def LayerShowTable(self):      def LayerShowTable(self):
569          layer = self.current_layer()          layer = self.current_layer()
570          if layer is not None:          if layer is not None:
571              table = layer.table              table = layer.ShapeStore().Table()
572              name = "table_view" + str(id(table))              name = "table_view" + str(id(table))
573              dialog = self.get_open_dialog(name)              dialog = self.get_open_dialog(name)
574              if dialog is None:              if dialog is None:
575                  dialog = tableview.LayerTableFrame(self, self.interactor, name,                  dialog = tableview.LayerTableFrame(self, name,
576                                                     "Table: %s" % layer.Title(),                                           _("Layer Table: %s") % layer.Title(),
577                                                     layer, table)                                           layer, table)
578                  self.add_dialog(name, dialog)                  self.add_dialog(name, dialog)
579                  dialog.Show(true)                  dialog.Show(True)
580              else:              else:
581                  # FIXME: bring dialog to front here                  # FIXME: bring dialog to front here
582                  pass                  pass
583    
584      def Projection(self):      def MapProjection(self):
585          map = self.canvas.Map()  
586          proj = map.projection          name = "map_projection"
587          if proj is None:          dialog = self.get_open_dialog(name)
588              proj4Dlg = proj4dialog.Proj4Dialog(NULL, None, map.BoundingBox())  
589          else:          if dialog is None:
590              proj4Dlg = proj4dialog.Proj4Dialog(NULL, map.projection.params,              map = self.canvas.Map()
591                                                 map.BoundingBox())              dialog = projdialog.ProjFrame(self, name,
592          if proj4Dlg.ShowModal() == wxID_OK:                       _("Map Projection: %s") % map.Title(), map)
593              params = proj4Dlg.GetParams()              self.add_dialog(name, dialog)
594              if params is not None:              dialog.Show()
595                  proj = Projection(params)          dialog.Raise()
596    
597        def LayerProjection(self):
598    
599            layer = self.current_layer()
600    
601            name = "layer_projection" + str(id(layer))
602            dialog = self.get_open_dialog(name)
603    
604            if dialog is None:
605                map = self.canvas.Map()
606                dialog = projdialog.ProjFrame(self, name,
607                         _("Layer Projection: %s") % layer.Title(), layer)
608                self.add_dialog(name, dialog)
609                dialog.Show()
610            dialog.Raise()
611    
612        def LayerEditProperties(self):
613    
614            #
615            # the menu option for this should only be available if there
616            # is a current layer, so we don't need to check if the
617            # current layer is None
618            #
619    
620            layer = self.current_layer()
621            self.OpenLayerProperties(layer)
622    
623        def OpenLayerProperties(self, layer, group = None):
624            name = "layer_properties" + str(id(layer))
625            dialog = self.get_open_dialog(name)
626    
627            if dialog is None:
628                dialog = Classifier(self, name, self.Map(), layer, group)
629                self.add_dialog(name, dialog)
630                dialog.Show()
631            dialog.Raise()
632    
633        def LayerJoinTable(self):
634            layer = self.canvas.SelectedLayer()
635            if layer is not None:
636                dlg = JoinDialog(self, _("Join Layer with Table"),
637                                 self.application.session,
638                                 layer = layer)
639                dlg.ShowModal()
640    
641        def LayerUnjoinTable(self):
642            layer = self.canvas.SelectedLayer()
643            if layer is not None:
644                orig_store = layer.ShapeStore().OrigShapeStore()
645                if orig_store:
646                    layer.SetShapeStore(orig_store)
647    
648        def ShowLegend(self):
649            if not self.LegendShown():
650                self.ToggleLegend()
651    
652        def ToggleLegend(self):
653            """Show the legend if it's not shown otherwise hide it again"""
654            name = "legend"
655            dialog = self.FindRegisteredDock(name)
656    
657            if dialog is None:
658                dialog = self.CreateDock(name, -1, _("Legend"), wxLAYOUT_LEFT)
659                legend.LegendPanel(dialog, None, self)
660                dialog.Dock()
661                dialog.GetPanel().SetMap(self.Map())
662                dialog.Show()
663            else:
664                dialog.Show(not dialog.IsShown())
665    
666        def LegendShown(self):
667            """Return true iff the legend is currently open"""
668            dialog = self.FindRegisteredDock("legend")
669            return dialog is not None and dialog.IsShown()
670    
671        def TableOpen(self):
672            dlg = wxFileDialog(self, _("Open Table"), ".", "",
673                               _("DBF Files (*.dbf)") + "|*.dbf|" +
674                               #_("CSV Files (*.csv)") + "|*.csv|" +
675                               _("All Files (*.*)") + "|*.*",
676                               wxOPEN)
677            if dlg.ShowModal() == wxID_OK:
678                filename = dlg.GetPath()
679                dlg.Destroy()
680                try:
681                    table = self.application.session.OpenTableFile(filename)
682                except IOError:
683                    # the layer couldn't be opened
684                    self.RunMessageBox(_("Open Table"),
685                                       _("Can't open the file '%s'.") % filename)
686              else:              else:
687                  proj = None                  self.ShowTableView(table)
688              map.SetProjection(proj)  
689          proj4Dlg.Destroy()      def TableClose(self):
690            tables = self.application.session.UnreferencedTables()
691    
692            lst = [(t.Title(), t) for t in tables]
693            lst.sort()
694            titles = [i[0] for i in lst]
695            dlg = wxMultipleChoiceDialog(self, _("Pick the tables to close:"),
696                                         _("Close Table"), titles,
697                                         size = (400, 300),
698                                         style = wxDEFAULT_DIALOG_STYLE |
699                                                 wxRESIZE_BORDER)
700            if dlg.ShowModal() == wxID_OK:
701                for i in dlg.GetValue():
702                    self.application.session.RemoveTable(lst[i][1])
703    
704    
705        def TableShow(self):
706            """Offer a multi-selection dialog for tables to be displayed
707    
708            The windows for the selected tables are opened or brought to
709            the front.
710            """
711            tables = self.application.session.Tables()
712    
713            lst = [(t.Title(), t) for t in tables]
714            lst.sort()
715            titles = [i[0] for i in lst]
716            dlg = wxMultipleChoiceDialog(self, _("Pick the table to show:"),
717                                         _("Show Table"), titles,
718                                         size = (400,300),
719                                         style = wxDEFAULT_DIALOG_STYLE |
720                                                 wxRESIZE_BORDER)
721            if (dlg.ShowModal() == wxID_OK):
722                for i in dlg.GetValue():
723                    # XXX: if the table belongs to a layer, open a
724                    # LayerTableFrame instead of QueryTableFrame
725                    self.ShowTableView(lst[i][1])
726    
727        def TableJoin(self):
728            dlg = JoinDialog(self, _("Join Tables"), self.application.session)
729            dlg.ShowModal()
730    
731        def ShowTableView(self, table):
732            """Open a table view for the table and optionally"""
733            name = "table_view%d" % id(table)
734            dialog = self.get_open_dialog(name)
735            if dialog is None:
736                dialog = tableview.QueryTableFrame(self, name,
737                                                   _("Table: %s") % table.Title(),
738                                                   table)
739                self.add_dialog(name, dialog)
740                dialog.Show(True)
741            dialog.Raise()
742    
743        def TableRename(self):
744            """Let the user rename a table"""
745    
746            # First, let the user select a table
747            tables = self.application.session.Tables()
748            lst = [(t.Title(), t) for t in tables]
749            lst.sort()
750            titles = [i[0] for i in lst]
751            dlg = wxMultipleChoiceDialog(self, _("Pick the table to rename:"),
752                                         _("Rename Table"), titles,
753                                         size = (400,300),
754                                         style = wxDEFAULT_DIALOG_STYLE |
755                                                 wxRESIZE_BORDER)
756            if (dlg.ShowModal() == wxID_OK):
757                to_rename = [lst[i][1] for i in dlg.GetValue()]
758                dlg.Destroy()
759            else:
760                to_rename = []
761    
762            # Second, let the user rename the layers
763            for table in to_rename:
764                dlg = wxTextEntryDialog(self, "Table Title: ", "Rename Table",
765                                        table.Title())
766                try:
767                    if dlg.ShowModal() == wxID_OK:
768                        title = dlg.GetValue()
769                        if title != "":
770                            table.SetTitle(title)
771    
772                            # Make sure the session is marked as modified.
773                            # FIXME: This should be handled automatically,
774                            # but that requires more changes to the tables
775                            # than I have time for currently.
776                            self.application.session.changed()
777                finally:
778                    dlg.Destroy()
779    
780    
781      def ZoomInTool(self):      def ZoomInTool(self):
782          self.canvas.ZoomInTool()          self.canvas.ZoomInTool()
# Line 504  class MainWindow(wxFrame): Line 797  class MainWindow(wxFrame):
797      def FullExtent(self):      def FullExtent(self):
798          self.canvas.FitMapToWindow()          self.canvas.FitMapToWindow()
799    
800        def FullLayerExtent(self):
801            self.canvas.FitLayerToWindow(self.current_layer())
802    
803        def FullSelectionExtent(self):
804            self.canvas.FitSelectedToWindow()
805    
806        def ExportMap(self):
807            self.canvas.Export()
808    
809      def PrintMap(self):      def PrintMap(self):
810          self.canvas.Print()          self.canvas.Print()
811    
812      def identify_view_on_demand(self, layer, shape):      def RenameMap(self):
813            dlg = wxTextEntryDialog(self, "Map Title: ", "Rename Map",
814                                    self.Map().Title())
815            if dlg.ShowModal() == wxID_OK:
816                title = dlg.GetValue()
817                if title != "":
818                    self.Map().SetTitle(title)
819                    self.__SetTitle(title)
820    
821            dlg.Destroy()
822    
823        def RenameLayer(self):
824            """Let the user rename the currently selected layer"""
825            layer = self.current_layer()
826            if layer is not None:
827                dlg = wxTextEntryDialog(self, "Layer Title: ", "Rename Layer",
828                                        layer.Title())
829                try:
830                    if dlg.ShowModal() == wxID_OK:
831                        title = dlg.GetValue()
832                        if title != "":
833                            layer.SetTitle(title)
834                finally:
835                    dlg.Destroy()
836    
837        def identify_view_on_demand(self, layer, shapes):
838            """Subscribed to the canvas' SHAPES_SELECTED message
839    
840            If the current tool is the identify tool, at least one shape is
841            selected and the identify dialog is not shown, show the dialog.
842            """
843            # If the selection has become empty we don't need to do
844            # anything. Otherwise it could happen that the dialog was popped
845            # up when the selection became empty, e.g. when a new selection
846            # is opened while the identify tool is active and dialog had
847            # been closed
848            if not shapes:
849                return
850    
851          name = "identify_view"          name = "identify_view"
852          if self.canvas.CurrentTool() == "IdentifyTool":          if self.canvas.CurrentTool() == "IdentifyTool":
853              if not self.dialog_open(name):              if not self.dialog_open(name):
854                  dialog = identifyview.IdentifyView(self, self.interactor, name)                  dialog = identifyview.IdentifyView(self, name)
855                  self.add_dialog(name, dialog)                  self.add_dialog(name, dialog)
856                  dialog.Show(true)                  dialog.Show(True)
857              else:              else:
858                  # FIXME: bring dialog to front?                  # FIXME: bring dialog to front?
859                  pass                  pass
860    
861        def __SetTitle(self, title):
862            self.SetTitle("Thuban - " + title)
863    
864  #  #
865  # Define all the commands available in the main window  # Define all the commands available in the main window
866  #  #
# Line 529  def call_method(context, methodname, *ar Line 872  def call_method(context, methodname, *ar
872      apply(getattr(context.mainwindow, methodname), args)      apply(getattr(context.mainwindow, methodname), args)
873    
874  def _method_command(name, title, method, helptext = "",  def _method_command(name, title, method, helptext = "",
875                      icon = "", sensitive = None):                      icon = "", sensitive = None, checked = None):
876      """Add a command implemented by a method of the mainwindow object"""      """Add a command implemented by a method of the mainwindow object"""
877      registry.Add(Command(name, title, call_method, args=(method,),      registry.Add(Command(name, title, call_method, args=(method,),
878                           helptext = helptext, icon = icon,                           helptext = helptext, icon = icon,
879                           sensitive = sensitive))                           sensitive = sensitive, checked = checked))
880    
881  def make_check_current_tool(toolname):  def make_check_current_tool(toolname):
882      """Return a function that tests if the currently active tool is toolname      """Return a function that tests if the currently active tool is toolname
# Line 549  def make_check_current_tool(toolname): Line 892  def make_check_current_tool(toolname):
892  def _tool_command(name, title, method, toolname, helptext = "",  def _tool_command(name, title, method, toolname, helptext = "",
893                    icon = "", sensitive = None):                    icon = "", sensitive = None):
894      """Add a tool command"""      """Add a tool command"""
895      registry.Add(Command(name, title, call_method, args=(method,),      registry.Add(ToolCommand(name, title, call_method, args=(method,),
896                           helptext = helptext, icon = icon,                               helptext = helptext, icon = icon,
897                           checked = make_check_current_tool(toolname),                               checked = make_check_current_tool(toolname),
898                           sensitive = sensitive))                               sensitive = sensitive))
899    
900  def _has_selected_layer(context):  def _has_selected_layer(context):
901      """Return true if a layer is selected in the context"""      """Return true if a layer is selected in the context"""
902      return context.mainwindow.has_selected_layer()      return context.mainwindow.has_selected_layer()
903    
904    def _has_selected_shapes(context):
905        """Return true if a layer is selected in the context"""
906        return context.mainwindow.has_selected_shapes()
907    
908  def _can_remove_layer(context):  def _can_remove_layer(context):
909      return context.mainwindow.CanRemoveLayer()      return context.mainwindow.CanRemoveLayer()
910    
911  def _has_tree_window_shown(context):  def _has_tree_window_shown(context):
912      """Return true if the tree window is shown"""      """Return true if the tree window is shown"""
913      return context.mainwindow.get_open_dialog("session_tree") is None      return context.mainwindow.SessionTreeShown()
914    
915  def _has_visible_map(context):  def _has_visible_map(context):
916      """Return true iff theres a visible map in the mainwindow.      """Return true iff theres a visible map in the mainwindow.
# Line 576  def _has_visible_map(context): Line 923  def _has_visible_map(context):
923                  return 1                  return 1
924      return 0      return 0
925    
926    def _has_legend_shown(context):
927        """Return true if the legend window is shown"""
928        return context.mainwindow.LegendShown()
929    
930    def _has_gdal_support(context):
931        """Return True if the GDAL is available"""
932        return Thuban.Model.resource.has_gdal_support()
933    
934  # File menu  # File menu
935  _method_command("new_session", "&New Session", "NewSession")  _method_command("new_session", _("&New Session"), "NewSession",
936  _method_command("open_session", "&Open Session", "OpenSession")                  helptext = _("Start a new session"))
937  _method_command("save_session", "&Save Session", "SaveSession")  _method_command("open_session", _("&Open Session..."), "OpenSession",
938  _method_command("save_session_as", "Save Session &As", "SaveSessionAs")                  helptext = _("Open a session file"))
939  _method_command("show_session_tree", "Show Session &Tree", "ShowSessionTree",  _method_command("save_session", _("&Save Session"), "SaveSession",
940                  sensitive = _has_tree_window_shown)                  helptext =_("Save this session to the file it was opened from"))
941  _method_command("exit", "E&xit", "Exit")  _method_command("save_session_as", _("Save Session &As..."), "SaveSessionAs",
942                    helptext = _("Save this session to a new file"))
943    _method_command("toggle_session_tree", _("Session &Tree"), "ToggleSessionTree",
944                    checked = _has_tree_window_shown,
945                    helptext = _("Toggle on/off the session tree analysis window"))
946    _method_command("toggle_legend", _("Legend"), "ToggleLegend",
947                    checked = _has_legend_shown,
948                    helptext = _("Toggle Legend on/off"))
949    _method_command("exit", _("E&xit"), "Exit",
950                    helptext = _("Finish working with Thuban"))
951    
952  # Help menu  # Help menu
953  _method_command("help_about", "&About", "About")  _method_command("help_about", _("&About..."), "About",
954                    helptext = _("Info about Thuban authors, version and modules"))
955    
956    
957  # Map menu  # Map menu
958  _method_command("map_projection", "Pro&jection", "Projection")  _method_command("map_projection", _("Pro&jection..."), "MapProjection",
959                    helptext = _("Set or change the map projection"))
960    
961  _tool_command("map_zoom_in_tool", "&Zoom in", "ZoomInTool", "ZoomInTool",  _tool_command("map_zoom_in_tool", _("&Zoom in"), "ZoomInTool", "ZoomInTool",
962                helptext = "Switch to map-mode 'zoom-in'", icon = "zoom_in",                helptext = _("Switch to map-mode 'zoom-in'"), icon = "zoom_in",
963                sensitive = _has_visible_map)                sensitive = _has_visible_map)
964  _tool_command("map_zoom_out_tool", "Zoom &out", "ZoomOutTool", "ZoomOutTool",  _tool_command("map_zoom_out_tool", _("Zoom &out"), "ZoomOutTool", "ZoomOutTool",
965                helptext = "Switch to map-mode 'zoom-out'", icon = "zoom_out",                helptext = _("Switch to map-mode 'zoom-out'"), icon = "zoom_out",
966                sensitive = _has_visible_map)                sensitive = _has_visible_map)
967  _tool_command("map_pan_tool", "&Pan", "PanTool", "PanTool",  _tool_command("map_pan_tool", _("&Pan"), "PanTool", "PanTool",
968                helptext = "Switch to map-mode 'pan'", icon = "pan",                helptext = _("Switch to map-mode 'pan'"), icon = "pan",
969                sensitive = _has_visible_map)                sensitive = _has_visible_map)
970  _tool_command("map_identify_tool", "&Identify", "IdentifyTool", "IdentifyTool",  _tool_command("map_identify_tool", _("&Identify"), "IdentifyTool",
971                helptext = "Switch to map-mode 'identify'", icon = "identify",                "IdentifyTool",
972                  helptext = _("Switch to map-mode 'identify'"), icon = "identify",
973                sensitive = _has_visible_map)                sensitive = _has_visible_map)
974  _tool_command("map_label_tool", "&Label", "LabelTool", "LabelTool",  _tool_command("map_label_tool", _("&Label"), "LabelTool", "LabelTool",
975                helptext = "Add/Remove labels", icon = "label",                helptext = _("Add/Remove labels"), icon = "label",
976                sensitive = _has_visible_map)                sensitive = _has_visible_map)
977  _method_command("map_full_extent", "&Full extent", "FullExtent",  _method_command("map_full_extent", _("&Full extent"), "FullExtent",
978                 helptext = "Full Extent", icon = "fullextent",                 helptext = _("Zoom to the full map extent"), icon = "fullextent",
979                sensitive = _has_visible_map)                sensitive = _has_visible_map)
980  _method_command("map_print", "Prin&t", "PrintMap", helptext = "Print the map")  _method_command("layer_full_extent", _("&Full layer extent"), "FullLayerExtent",
981                    helptext = _("Zoom to the full layer extent"),
982                    icon = "fulllayerextent", sensitive = _has_selected_layer)
983    _method_command("selected_full_extent", _("&Full selection extent"),
984                    "FullSelectionExtent",
985                    helptext = _("Zoom to the full selection extent"),
986                    icon = "fullselextent", sensitive = _has_selected_shapes)
987    _method_command("map_export", _("E&xport"), "ExportMap",
988                    helptext = _("Export the map to file"))
989    _method_command("map_print", _("Prin&t"), "PrintMap",
990                    helptext = _("Print the map"))
991    _method_command("map_rename", _("&Rename..."), "RenameMap",
992                    helptext = _("Rename the map"))
993    _method_command("layer_add", _("&Add Layer..."), "AddLayer",
994                    helptext = _("Add a new layer to the map"))
995    _method_command("rasterlayer_add", _("&Add Image Layer..."), "AddRasterLayer",
996                    helptext = _("Add a new image layer to the map"),
997                    sensitive = _has_gdal_support)
998    _method_command("layer_remove", _("&Remove Layer"), "RemoveLayer",
999                    helptext = _("Remove selected layer"),
1000                    sensitive = _can_remove_layer)
1001    
1002  # Layer menu  # Layer menu
1003  _method_command("layer_add", "&Add Layer", "AddLayer",  _method_command("layer_projection", _("Pro&jection..."), "LayerProjection",
1004                  helptext = "Add a new layer to active map")                  sensitive = _has_selected_layer,
1005  _method_command("layer_remove", "&Remove Layer", "RemoveLayer",                  helptext = _("Specify projection for selected layer"))
1006                  helptext = "Remove selected layer(s)",  _method_command("layer_duplicate", _("&Duplicate"), "DuplicateLayer",
1007                  sensitive = _can_remove_layer)                  helptext = _("Duplicate selected layer"),
1008  _method_command("layer_fill_color", "&Fill Color", "LayerFillColor",            sensitive = lambda context: context.mainwindow.CanDuplicateLayer())
1009                  helptext = "Set the fill color of selected layer(s)",  _method_command("layer_rename", _("Re&name ..."), "RenameLayer",
1010                  sensitive = _has_selected_layer)                  helptext = _("Rename selected layer"),
 _method_command("layer_transparent_fill", "&Transparent Fill",  
                 "LayerTransparentFill",  
                 helptext = "Do not fill the selected layer(s)",  
1011                  sensitive = _has_selected_layer)                  sensitive = _has_selected_layer)
1012  _method_command("layer_outline_color", "&Outline Color", "LayerOutlineColor",  _method_command("layer_raise", _("&Raise"), "RaiseLayer",
1013                  helptext = "Set the outline color of selected layer(s)",                  helptext = _("Raise selected layer"),
1014                  sensitive = _has_selected_layer)                  sensitive = _has_selected_layer)
1015  _method_command("layer_no_outline", "&No Outline", "LayerNoOutline",  _method_command("layer_lower", _("&Lower"), "LowerLayer",
1016                  helptext = "Do not draw the outline of the selected layer(s)",                  helptext = _("Lower selected layer"),
1017                  sensitive = _has_selected_layer)                  sensitive = _has_selected_layer)
1018  _method_command("layer_raise", "&Raise", "RaiseLayer",  _method_command("layer_show", _("&Show"), "ShowLayer",
1019                  helptext = "Raise selected layer(s)",                  helptext = _("Make selected layer visible"),
1020                  sensitive = _has_selected_layer)                  sensitive = _has_selected_layer)
1021  _method_command("layer_lower", "&Lower", "LowerLayer",  _method_command("layer_hide", _("&Hide"), "HideLayer",
1022                  helptext = "Lower selected layer(s)",                  helptext = _("Make selected layer unvisible"),
1023                  sensitive = _has_selected_layer)                  sensitive = _has_selected_layer)
1024  _method_command("layer_show", "&Show", "ShowLayer",  _method_command("layer_show_table", _("Show Ta&ble"), "LayerShowTable",
1025                  helptext = "Make selected layer(s) visible",                  helptext = _("Show the selected layer's table"),
                 sensitive = _has_selected_layer)  
 _method_command("layer_hide", "&Hide", "HideLayer",  
                 helptext = "Make selected layer(s) unvisible",  
                 sensitive = _has_selected_layer)  
 _method_command("layer_show_table", "Show Ta&ble", "LayerShowTable",  
                 helptext = "Show the selected layer's table",  
1026                  sensitive = _has_selected_layer)                  sensitive = _has_selected_layer)
1027    _method_command("layer_properties", _("&Properties..."), "LayerEditProperties",
1028                    sensitive = _has_selected_layer,
1029                    helptext = _("Edit the properties of the selected layer"))
1030    _method_command("layer_jointable", _("&Join Table..."), "LayerJoinTable",
1031                    sensitive = _has_selected_layer,
1032                    helptext = _("Join and attach a table to the selected layer"))
1033    
1034    def _can_unjoin(context):
1035        """Return whether the Layer/Unjoin command can be executed.
1036    
1037  # the menu structure      This is the case if a layer is selected and that layer has a
1038  main_menu = Menu("<main>", "<main>",      shapestore that has an original shapestore.
1039                   [Menu("file", "&File",      """
1040                         ["new_session", "open_session", None,      layer = context.mainwindow.SelectedLayer()
1041                          "save_session", "save_session_as", None,      if layer is None:
1042                          "show_session_tree", None,          return 0
1043                          "exit"]),      getstore = getattr(layer, "ShapeStore", None)
1044                    Menu("map", "&Map",      if getstore is not None:
1045                         ["layer_add", "layer_remove",          return getstore().OrigShapeStore() is not None
1046        else:
1047            return 0
1048    _method_command("layer_unjointable", _("&Unjoin Table..."), "LayerUnjoinTable",
1049                    sensitive = _can_unjoin,
1050                    helptext = _("Undo the last join operation"))
1051    
1052    
1053    def _has_tables(context):
1054        return bool(context.session.Tables())
1055    
1056    # Table menu
1057    _method_command("table_open", _("&Open..."), "TableOpen",
1058                    helptext = _("Open a DBF-table from a file"))
1059    _method_command("table_close", _("&Close..."), "TableClose",
1060           sensitive = lambda context: bool(context.session.UnreferencedTables()),
1061                    helptext = _("Close one or more tables from a list"))
1062    _method_command("table_rename", _("&Rename..."), "TableRename",
1063                    sensitive = _has_tables,
1064                    helptext = _("Rename one or more tables"))
1065    _method_command("table_show", _("&Show..."), "TableShow",
1066                    sensitive = _has_tables,
1067                    helptext = _("Show one or more tables in a dialog"))
1068    _method_command("table_join", _("&Join..."), "TableJoin",
1069                    sensitive = _has_tables,
1070                    helptext = _("Join two tables creating a new one"))
1071    
1072    #  Export only under Windows ...
1073    map_menu = ["layer_add", "rasterlayer_add", "layer_remove",
1074                          None,                          None,
1075                            "map_rename",
1076                          "map_projection",                          "map_projection",
1077                          None,                          None,
1078                          "map_zoom_in_tool", "map_zoom_out_tool",                          "map_zoom_in_tool", "map_zoom_out_tool",
1079                          "map_pan_tool", "map_identify_tool", "map_label_tool",                          "map_pan_tool",
1080                            "map_full_extent",
1081                            "layer_full_extent",
1082                            "selected_full_extent",
1083                          None,                          None,
1084                          "map_full_extent",                          "map_identify_tool", "map_label_tool",
1085                          None,                          None,
1086                          "map_print"]),                          "toggle_legend",
1087                    Menu("layer", "&Layer",                          None]
1088                         ["layer_fill_color", "layer_transparent_fill",  if wxPlatform == '__WXMSW__':
1089                          "layer_outline_color", "layer_no_outline",      map_menu.append("map_export")
1090    map_menu.append("map_print")
1091    
1092    # the menu structure
1093    main_menu = Menu("<main>", "<main>",
1094                     [Menu("file", _("&File"),
1095                           ["new_session", "open_session", None,
1096                            "save_session", "save_session_as", None,
1097                            "toggle_session_tree", None,
1098                            "exit"]),
1099                      Menu("map", _("&Map"), map_menu),
1100                      Menu("layer", _("&Layer"),
1101                           ["layer_rename", "layer_duplicate",
1102                          None,                          None,
1103                          "layer_raise", "layer_lower",                          "layer_raise", "layer_lower",
1104                          None,                          None,
1105                          "layer_show", "layer_hide",                          "layer_show", "layer_hide",
1106                          None,                          None,
1107                          "layer_show_table"]),                          "layer_projection",
1108                    Menu("help", "&Help",                          None,
1109                            "layer_show_table",
1110                            "layer_jointable",
1111                            "layer_unjointable",
1112                            None,
1113                            "layer_properties"]),
1114                      Menu("table", _("&Table"),
1115                           ["table_open", "table_close", "table_rename",
1116                           None,
1117                           "table_show",
1118                           None,
1119                           "table_join"]),
1120                      Menu("help", _("&Help"),
1121                         ["help_about"])])                         ["help_about"])])
1122    
1123  # the main toolbar  # the main toolbar
1124    
1125  main_toolbar = Menu("<toolbar>", "<toolbar>",  main_toolbar = Menu("<toolbar>", "<toolbar>",
1126                      ["map_zoom_in_tool", "map_zoom_out_tool", "map_pan_tool",                      ["map_zoom_in_tool", "map_zoom_out_tool", "map_pan_tool",
1127                       "map_identify_tool", "map_label_tool", "map_full_extent"])                       "map_full_extent",
1128                         "layer_full_extent",
1129                         "selected_full_extent",
1130                         None,
1131                         "map_identify_tool", "map_label_tool"])
1132    
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