/[thuban]/branches/WIP-pyshapelib-bramz/Thuban/UI/mainwindow.py
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revision 550 by jonathan, Thu Mar 20 09:45:19 2003 UTC revision 2516 by frank, Sun Jan 9 12:32:17 2005 UTC
# Line 1  Line 1 
1  # Copyright (C) 2001, 2002, 2003 by Intevation GmbH  # Copyright (C) 2001, 2002, 2003, 2004 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 11  The main window Line 12  The main window
12  """  """
13    
14  __version__ = "$Revision$"  __version__ = "$Revision$"
15    # $Source$
16  __ThubanVersion__ = "0.2" #"$THUBAN_0_2$"  # $Id$
 #__BuildDate__ = "$Date$"  
17    
18  import os  import os
19    import copy
20    
21  from wxPython.wx import *  from wxPython.wx import *
22    
23  import Thuban  import Thuban
24    
25  from Thuban import _  from Thuban import _
26    from Thuban.Model.messages import TITLE_CHANGED
27  from Thuban.Model.session import create_empty_session  from Thuban.Model.session import create_empty_session
28  from Thuban.Model.layer import Layer  from Thuban.Model.layer import Layer, RasterLayer
29  from Thuban.Model.color import Color  from Thuban.Model.postgisdb import PostGISShapeStore, has_postgis_support
30  from Thuban.Model.proj import Projection  # XXX: replace this by
31    # from wxPython.lib.dialogs import wxMultipleChoiceDialog
32    # when Thuban does not support wxPython 2.4.0 any more.
33    from Thuban.UI.multiplechoicedialog import wxMultipleChoiceDialog
34    
35  import view  import view
36  import tree  import tree
 import proj4dialog  
37  import tableview, identifyview  import tableview, identifyview
 import classifier  
38  import legend  import legend
39  from menu import Menu  from menu import Menu
40    
41  from context import Context  from context import Context
42  from command import registry, Command, ToolCommand  from command import registry, Command, ToolCommand
43  from messages import LAYER_SELECTED, SHAPES_SELECTED, VIEW_POSITION  from messages import LAYER_SELECTED, SHAPES_SELECTED, VIEW_POSITION, \
44         MAP_REPLACED
45    from about import About
46    
47    from Thuban.UI.dock import DockFrame
48    from Thuban.UI.join import JoinDialog
49    from Thuban.UI.dbdialog import DBFrame, DBDialog, ChooseDBTableDialog
50    import resource
51    import Thuban.Model.resource
52    
53    import projdialog
54    
55  # the directory where the toolbar icons are stored  from Thuban.Lib.classmapper import ClassMapper
 bitmapdir = os.path.join(Thuban.__path__[0], os.pardir, "Resources", "Bitmaps")  
 bitmapext = ".xpm"  
56    
57    layer_properties_dialogs = ClassMapper()
58    
59  class MainWindow(wxFrame):  class MainWindow(DockFrame):
60    
61      # Some messages that can be subscribed/unsubscribed directly through      # Some messages that can be subscribed/unsubscribed directly through
62      # the MapCanvas come in fact from other objects. This is a map to      # the MapCanvas come in fact from other objects. This is a map to
# Line 52  class MainWindow(wxFrame): Line 64  class MainWindow(wxFrame):
64      # actually come from. This delegation is implemented in the      # actually come from. This delegation is implemented in the
65      # Subscribe and unsubscribed methods      # Subscribe and unsubscribed methods
66      delegated_messages = {LAYER_SELECTED: "canvas",      delegated_messages = {LAYER_SELECTED: "canvas",
67                            SHAPES_SELECTED: "canvas"}                            SHAPES_SELECTED: "canvas",
68                              MAP_REPLACED: "canvas"}
69    
70      # Methods delegated to some instance variables. The delegation is      # Methods delegated to some instance variables. The delegation is
71      # implemented in the __getattr__ method.      # implemented in the __getattr__ method.
72      delegated_methods = {"SelectLayer": "canvas",      delegated_methods = {"SelectLayer": "canvas",
73                           "SelectShapes": "canvas",                           "SelectShapes": "canvas",
74                             "SelectedLayer": "canvas",
75                             "SelectedShapes": "canvas",
76                           }                           }
77    
78      def __init__(self, parent, ID, title, application, interactor,      def __init__(self, parent, ID, title, application, interactor,
79                   initial_message = None, size = wxSize(-1, -1)):                   initial_message = None, size = wxSize(-1, -1)):
80          wxFrame.__init__(self, parent, ID, title, wxDefaultPosition, size)          DockFrame.__init__(self, parent, ID, title, wxDefaultPosition, size)
81            #wxFrame.__init__(self, parent, ID, title, wxDefaultPosition, size)
82    
83          self.application = application          self.application = application
84    
# Line 82  class MainWindow(wxFrame): Line 98  class MainWindow(wxFrame):
98          # call Realize to make sure that the tools appear.          # call Realize to make sure that the tools appear.
99          toolbar.Realize()          toolbar.Realize()
100    
101    
102          # Create the map canvas          # Create the map canvas
103          canvas = view.MapCanvas(self, -1)          canvas = view.MapCanvas(self, -1)
104          canvas.Subscribe(VIEW_POSITION, self.view_position_changed)          canvas.Subscribe(VIEW_POSITION, self.view_position_changed)
105          canvas.Subscribe(SHAPES_SELECTED, self.identify_view_on_demand)          canvas.Subscribe(SHAPES_SELECTED, self.identify_view_on_demand)
106          self.canvas = canvas          self.canvas = canvas
107            self.canvas.Subscribe(TITLE_CHANGED, self.title_changed)
108    
109            self.SetMainWindow(self.canvas)
110    
111            self.SetAutoLayout(True)
112    
113          self.init_dialogs()          self.init_dialogs()
114    
115            self.ShowLegend()
116    
117          EVT_CLOSE(self, self.OnClose)          EVT_CLOSE(self, self.OnClose)
118    
119      def Subscribe(self, channel, *args):      def Subscribe(self, channel, *args):
# Line 112  class MainWindow(wxFrame): Line 136  class MainWindow(wxFrame):
136          """          """
137          if channel in self.delegated_messages:          if channel in self.delegated_messages:
138              object = getattr(self, self.delegated_messages[channel])              object = getattr(self, self.delegated_messages[channel])
139              object.Unsubscribe(channel, *args)              try:
140                    object.Unsubscribe(channel, *args)
141                except wxPyDeadObjectError:
142                    # The object was a wxObject and has already been
143                    # destroyed. Hopefully it has unsubscribed all its
144                    # subscribers already so that it's OK if we do nothing
145                    # here
146                    pass
147    
148      def __getattr__(self, attr):      def __getattr__(self, attr):
149          """If attr is one of the delegated methods return that method          """If attr is one of the delegated methods return that method
# Line 232  class MainWindow(wxFrame): Line 263  class MainWindow(wxFrame):
263              command = registry.Command(name)              command = registry.Command(name)
264              if command is not None:              if command is not None:
265                  ID = self.get_id(name)                  ID = self.get_id(name)
266                  filename = os.path.join(bitmapdir, command.Icon()) + bitmapext                  bitmap = resource.GetBitmapResource(command.Icon(),
267                  bitmap = wxBitmap(filename, wxBITMAP_TYPE_XPM)                                                      wxBITMAP_TYPE_XPM)
268                  toolbar.AddTool(ID, bitmap,                  toolbar.AddTool(ID, bitmap,
269                                  shortHelpString = command.HelpText(),                                  shortHelpString = command.HelpText(),
270                                  isToggle = command.IsCheckCommand())                                  isToggle = command.IsCheckCommand())
# Line 320  class MainWindow(wxFrame): Line 351  class MainWindow(wxFrame):
351          """          """
352          self.SetStatusText(text)          self.SetStatusText(text)
353    
354        def OpenOrRaiseDialog(self, name, dialog_class, *args, **kw):
355            """
356            Open or raise a dialog.
357    
358            If a dialog with the denoted name does already exist it is
359            raised.  Otherwise a new dialog, an instance of dialog_class,
360            is created, inserted into the main list and displayed.
361            """
362            dialog = self.get_open_dialog(name)
363    
364            if dialog is None:
365                dialog = dialog_class(self, name, *args, **kw)
366                self.add_dialog(name, dialog)
367                dialog.Show(True)
368            else:
369                dialog.Raise()
370                              
371      def save_modified_session(self, can_veto = 1):      def save_modified_session(self, can_veto = 1):
372          """If the current session has been modified, ask the user          """If the current session has been modified, ask the user
373          whether to save it and do so if requested. Return the outcome of          whether to save it and do so if requested. Return the outcome of
# Line 343  class MainWindow(wxFrame): Line 391  class MainWindow(wxFrame):
391              result = wxID_NO              result = wxID_NO
392          return result          return result
393    
     def prepare_new_session(self):  
         for d in self.dialogs.values():  
             if not isinstance(d, tree.SessionTreeView):  
                 d.Close()  
   
394      def NewSession(self):      def NewSession(self):
395          self.save_modified_session()          if self.save_modified_session() != wxID_CANCEL:
396          self.prepare_new_session()              self.application.SetSession(create_empty_session())
         self.application.SetSession(create_empty_session())  
397    
398      def OpenSession(self):      def OpenSession(self):
399          self.save_modified_session()          if self.save_modified_session() != wxID_CANCEL:
400          dlg = wxFileDialog(self, _("Open Session"), ".", "", "*.thuban", wxOPEN)              dlg = wxFileDialog(self, _("Open Session"),
401          if dlg.ShowModal() == wxID_OK:                                 self.application.Path("data"), "",
402              self.prepare_new_session()                                 "Thuban Session File (*.thuban)|*.thuban",
403              self.application.OpenSession(dlg.GetPath())                                 wxOPEN)
404          dlg.Destroy()              if dlg.ShowModal() == wxID_OK:
405                    self.application.OpenSession(dlg.GetPath(),
406                                                 self.run_db_param_dialog)
407                    self.application.SetPath("data", dlg.GetPath())
408                dlg.Destroy()
409    
410        def run_db_param_dialog(self, parameters, message):
411            dlg = DBDialog(self, _("DB Connection Parameters"), parameters,
412                           message)
413            return dlg.RunDialog()
414    
415      def SaveSession(self):      def SaveSession(self):
416          if self.application.session.filename == None:          if self.application.session.filename == None:
# Line 368  class MainWindow(wxFrame): Line 419  class MainWindow(wxFrame):
419              self.application.SaveSession()              self.application.SaveSession()
420    
421      def SaveSessionAs(self):      def SaveSessionAs(self):
422          dlg = wxFileDialog(self, _("Save Session As"), ".", "",          dlg = wxFileDialog(self, _("Save Session As"),
423                             "*.thuban", wxOPEN)                             self.application.Path("data"), "",
424                               "Thuban Session File (*.thuban)|*.thuban",
425                               wxSAVE|wxOVERWRITE_PROMPT)
426          if dlg.ShowModal() == wxID_OK:          if dlg.ShowModal() == wxID_OK:
427              self.application.session.SetFilename(dlg.GetPath())              self.application.session.SetFilename(dlg.GetPath())
428              self.application.SaveSession()              self.application.SaveSession()
429                self.application.SetPath("data",dlg.GetPath())
430          dlg.Destroy()          dlg.Destroy()
431    
432      def Exit(self):      def Exit(self):
433          self.Close(false)          self.Close(False)
434    
435      def OnClose(self, event):      def OnClose(self, event):
436          result = self.save_modified_session(can_veto = event.CanVeto())          result = self.save_modified_session(can_veto = event.CanVeto())
# Line 387  class MainWindow(wxFrame): Line 441  class MainWindow(wxFrame):
441              # wx's destroy event, but that isn't implemented for wxGTK              # wx's destroy event, but that isn't implemented for wxGTK
442              # yet.              # yet.
443              self.canvas.Unsubscribe(VIEW_POSITION, self.view_position_changed)              self.canvas.Unsubscribe(VIEW_POSITION, self.view_position_changed)
444                DockFrame.OnClose(self, event)
445                for dlg in self.dialogs.values():
446                    dlg.Destroy()
447                self.canvas.Destroy()
448              self.Destroy()              self.Destroy()
449    
450      def SetMap(self, map):      def SetMap(self, map):
451          self.canvas.SetMap(map)          self.canvas.SetMap(map)
452            self.update_title()
453    
454            dialog = self.FindRegisteredDock("legend")
455            if dialog is not None:
456                dialog.GetPanel().SetMap(self.Map())
457    
458      def Map(self):      def Map(self):
459          """Return the map displayed by this mainwindow"""          """Return the map displayed by this mainwindow"""
460    
461          return self.canvas.Map()          return self.canvas.Map()
462    
463      def ShowSessionTree(self):      def ToggleSessionTree(self):
464            """If the session tree is shown close it otherwise create a new tree"""
465          name = "session_tree"          name = "session_tree"
466          dialog = self.get_open_dialog(name)          dialog = self.get_open_dialog(name)
467          if dialog is None:          if dialog is None:
# Line 404  class MainWindow(wxFrame): Line 469  class MainWindow(wxFrame):
469              self.add_dialog(name, dialog)              self.add_dialog(name, dialog)
470              dialog.Show(True)              dialog.Show(True)
471          else:          else:
472              # FIXME: bring dialog to front here              dialog.Close()
             pass  
473    
474        def SessionTreeShown(self):
475            """Return true iff the session tree is currently shown"""
476            return self.get_open_dialog("session_tree") is not None
477    
478      def About(self):      def About(self):
479          self.RunMessageBox(_("About"),          dlg = About(self)
480                             _("Thuban v%s\n"          dlg.ShowModal()
481                              #"Build Date: %s\n"          dlg.Destroy()
482                              "\n"  
483                              "Thuban is a program for\n"      def DatabaseManagement(self):
484                              "exploring geographic data.\n"          name = "dbmanagement"
485                              "Copyright (C) 2001-2003 Intevation GmbH.\n"          dialog = self.get_open_dialog(name)
486                              "Thuban is licensed under the GNU GPL"          if dialog is None:
487                             % __ThubanVersion__), #__BuildDate__)),              map = self.canvas.Map()
488                             wxOK | wxICON_INFORMATION)              dialog = DBFrame(self, name, self.application.Session())
489                self.add_dialog(name, dialog)
490                dialog.Show()
491            dialog.Raise()
492    
493      def AddLayer(self):      def AddLayer(self):
494          dlg = wxFileDialog(self, _("Select a data file"), ".", "", "*.*",          dlg = wxFileDialog(self, _("Select one or more data files"),
495                               self.application.Path("data"), "",
496                               _("Shapefiles (*.shp)") + "|*.shp;*.SHP|" +
497                               _("All Files (*.*)") + "|*.*",
498                               wxOPEN | wxMULTIPLE)
499            if dlg.ShowModal() == wxID_OK:
500                filenames = dlg.GetPaths()
501                for filename in filenames:
502                    title = os.path.splitext(os.path.basename(filename))[0]
503                    map = self.canvas.Map()
504                    has_layers = map.HasLayers()
505                    try:
506                        store = self.application.Session().OpenShapefile(filename)
507                    except IOError:
508                        # the layer couldn't be opened
509                        self.RunMessageBox(_("Add Layer"),
510                                           _("Can't open the file '%s'.")%filename)
511                    else:
512                        layer = Layer(title, store)
513                        map.AddLayer(layer)
514                        if not has_layers:
515                            # if we're adding a layer to an empty map, fit the
516                            # new map to the window
517                            self.canvas.FitMapToWindow()
518                        self.application.SetPath("data",filename)
519            dlg.Destroy()
520    
521        def AddRasterLayer(self):
522            dlg = wxFileDialog(self, _("Select an image file"),
523                               self.application.Path("data"), "", "*.*",
524                             wxOPEN)                             wxOPEN)
525          if dlg.ShowModal() == wxID_OK:          if dlg.ShowModal() == wxID_OK:
526              filename = dlg.GetPath()              filename = dlg.GetPath()
527              title = os.path.splitext(os.path.basename(filename))[0]              title = os.path.splitext(os.path.basename(filename))[0]
             layer = Layer(title, filename)  
528              map = self.canvas.Map()              map = self.canvas.Map()
529              has_layers = map.HasLayers()              has_layers = map.HasLayers()
530              try:              try:
531                  map.AddLayer(layer)                  layer = RasterLayer(title, filename)
532              except IOError:              except IOError:
533                  # the layer couldn't be opened                  # the layer couldn't be opened
534                  self.RunMessageBox(_("Add Layer"),                  self.RunMessageBox(_("Add Image Layer"),
535                                     _("Can't open the file '%s'.") % filename)                                     _("Can't open the file '%s'.") % filename)
536              else:              else:
537                    map.AddLayer(layer)
538                  if not has_layers:                  if not has_layers:
539                      # if we're adding a layer to an empty map, fit the                      # if we're adding a layer to an empty map, fit the
540                      # new map to the window                      # new map to the window
541                      self.canvas.FitMapToWindow()                      self.canvas.FitMapToWindow()
542                    self.application.SetPath("data", filename)
543            dlg.Destroy()
544    
545        def AddDBLayer(self):
546            """Add a layer read from a database"""
547            session = self.application.Session()
548            dlg = ChooseDBTableDialog(self, self.application.Session())
549    
550            if dlg.ShowModal() == wxID_OK:
551                dbconn, dbtable, id_column, geo_column = dlg.GetTable()
552                try:
553                    title = str(dbtable)
554    
555                    # Chose the correct Interface for the database type
556                    store = session.OpenDBShapeStore(dbconn, dbtable,
557                                                     id_column = id_column,
558                                                     geometry_column = geo_column)
559                    layer = Layer(title, store)
560                except:
561                    # Some error occured while initializing the layer
562                    self.RunMessageBox(_("Add Layer from database"),
563                                       _("Can't open the database table '%s'")
564                                       % dbtable)
565                    return
566    
567                map = self.canvas.Map()
568    
569                has_layers = map.HasLayers()
570                map.AddLayer(layer)
571                if not has_layers:
572                    self.canvas.FitMapToWindow()
573    
574          dlg.Destroy()          dlg.Destroy()
575    
576      def RemoveLayer(self):      def RemoveLayer(self):
# Line 450  class MainWindow(wxFrame): Line 581  class MainWindow(wxFrame):
581      def CanRemoveLayer(self):      def CanRemoveLayer(self):
582          """Return true if the currently selected layer can be deleted.          """Return true if the currently selected layer can be deleted.
583    
584          If no layer is selected return false.          If no layer is selected return False.
585    
586          The return value of this method determines whether the remove          The return value of this method determines whether the remove
587          layer command is sensitive in menu.          layer command is sensitive in menu.
# Line 458  class MainWindow(wxFrame): Line 589  class MainWindow(wxFrame):
589          layer = self.current_layer()          layer = self.current_layer()
590          if layer is not None:          if layer is not None:
591              return self.canvas.Map().CanRemoveLayer(layer)              return self.canvas.Map().CanRemoveLayer(layer)
592          return 0          return False
593    
594        def LayerToTop(self):
595            layer = self.current_layer()
596            if layer is not None:
597                self.canvas.Map().MoveLayerToTop(layer)
598    
599      def RaiseLayer(self):      def RaiseLayer(self):
600          layer = self.current_layer()          layer = self.current_layer()
# Line 470  class MainWindow(wxFrame): Line 606  class MainWindow(wxFrame):
606          if layer is not None:          if layer is not None:
607              self.canvas.Map().LowerLayer(layer)              self.canvas.Map().LowerLayer(layer)
608    
609        def LayerToBottom(self):
610            layer = self.current_layer()
611            if layer is not None:
612                self.canvas.Map().MoveLayerToBottom(layer)
613    
614      def current_layer(self):      def current_layer(self):
615          """Return the currently selected layer.          """Return the currently selected layer.
616    
# Line 481  class MainWindow(wxFrame): Line 622  class MainWindow(wxFrame):
622          """Return true if a layer is currently selected"""          """Return true if a layer is currently selected"""
623          return self.canvas.HasSelectedLayer()          return self.canvas.HasSelectedLayer()
624    
625      def choose_color(self):      def has_selected_shape_layer(self):
626          """Run the color selection dialog and return the selected color.          """Return true if a shape layer is currently selected"""
627            return isinstance(self.current_layer(), Layer)
628          If the user cancels, return None.  
629          """      def has_selected_shapes(self):
630          dlg = wxColourDialog(self)          """Return true if a shape is currently selected"""
631          color = None          return self.canvas.HasSelectedShapes()
         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  
632    
633      def LayerFillColor(self):      def HideLayer(self):
634          layer = self.current_layer()          layer = self.current_layer()
635          if layer is not None:          if layer is not None:
636              color = self.choose_color()              layer.SetVisible(False)
             if color is not None:  
                 layer.GetClassification().SetDefaultFill(color)  
637    
638      def LayerTransparentFill(self):      def ShowLayer(self):
639          layer = self.current_layer()          layer = self.current_layer()
640          if layer is not None:          if layer is not None:
641              layer.GetClassification().SetDefaultFill(Color.None)              layer.SetVisible(True)
642    
643      def LayerOutlineColor(self):      def ToggleLayerVisibility(self):
644          layer = self.current_layer()          layer = self.current_layer()
645          if layer is not None:          layer.SetVisible(not layer.Visible())
             color = self.choose_color()  
             if color is not None:  
                 layer.GetClassification().SetDefaultLineColor(color)  
646    
647      def LayerNoOutline(self):      def DuplicateLayer(self):
648            """Ceate a new layer above the selected layer with the same shapestore
649            """
650          layer = self.current_layer()          layer = self.current_layer()
651          if layer is not None:          if layer is not None and hasattr(layer, "ShapeStore"):
652              layer.GetClassification().SetDefaultLineColor(Color.None)              new_layer = Layer(_("Copy of `%s'") % layer.Title(),
653                                  layer.ShapeStore(),
654                                  projection = layer.GetProjection())
655                new_classification = copy.deepcopy(layer.GetClassification())
656                new_layer.SetClassificationColumn(
657                                    layer.GetClassificationColumn())
658                new_layer.SetClassification(new_classification)
659                self.Map().AddLayer(new_layer)
660    
661      def HideLayer(self):      def CanDuplicateLayer(self):
662            """Return whether the DuplicateLayer method can create a duplicate"""
663          layer = self.current_layer()          layer = self.current_layer()
664          if layer is not None:          return layer is not None and hasattr(layer, "ShapeStore")
             layer.SetVisible(0)  
           
     def ShowLayer(self):  
         layer = self.current_layer()  
         if layer is not None:  
             layer.SetVisible(1)  
665    
666      def LayerShowTable(self):      def LayerShowTable(self):
667            """
668            Present a TableView Window for the current layer.
669            In case the window is already open, bring it to the front.
670            In case, there is no active layer, do nothing.
671            In case, the layer has no ShapeStore, do nothing.
672            """
673          layer = self.current_layer()          layer = self.current_layer()
674          if layer is not None:          if layer is not None:
675              table = layer.table              if not hasattr(layer, "ShapeStore"):
676                    return
677                table = layer.ShapeStore().Table()
678              name = "table_view" + str(id(table))              name = "table_view" + str(id(table))
679              dialog = self.get_open_dialog(name)              dialog = self.get_open_dialog(name)
680              if dialog is None:              if dialog is None:
681                  dialog = tableview.LayerTableFrame(self, name,                  dialog = tableview.LayerTableFrame(self, name,
682                                                 _("Table: %s") % layer.Title(),                                           _("Layer Table: %s") % layer.Title(),
683                                                     layer, table)                                           layer, table)
684                  self.add_dialog(name, dialog)                  self.add_dialog(name, dialog)
685                  dialog.Show(true)                  dialog.Show(True)
686              else:              else:
687                  # FIXME: bring dialog to front here                  dialog.Raise()
                 pass  
688    
689      def Projection(self):      def MapProjection(self):
690          map = self.canvas.Map()  
691          proj = map.projection          name = "map_projection"
692          if proj is None:          dialog = self.get_open_dialog(name)
693              proj4Dlg = proj4dialog.Proj4Dialog(NULL, None, map.BoundingBox())  
694          else:          if dialog is None:
695              proj4Dlg = proj4dialog.Proj4Dialog(NULL, map.projection.params,              map = self.canvas.Map()
696                                                 map.BoundingBox())              dialog = projdialog.ProjFrame(self, name,
697          if proj4Dlg.ShowModal() == wxID_OK:                       _("Map Projection: %s") % map.Title(), map)
698              params = proj4Dlg.GetParams()              self.add_dialog(name, dialog)
699              if params is not None:              dialog.Show()
700                  proj = Projection(params)          dialog.Raise()
701              else:  
702                  proj = None      def LayerProjection(self):
703              map.SetProjection(proj)  
704          proj4Dlg.Destroy()          layer = self.current_layer()
705    
706      def Classify(self):          name = "layer_projection" + str(id(layer))
707            dialog = self.get_open_dialog(name)
708    
709            if dialog is None:
710                map = self.canvas.Map()
711                dialog = projdialog.ProjFrame(self, name,
712                         _("Layer Projection: %s") % layer.Title(), layer)
713                self.add_dialog(name, dialog)
714                dialog.Show()
715            dialog.Raise()
716    
717        def LayerEditProperties(self):
718    
719          #          #
720          # the menu option for this should only be available if there          # the menu option for this should only be available if there
# Line 573  class MainWindow(wxFrame): Line 723  class MainWindow(wxFrame):
723          #          #
724    
725          layer = self.current_layer()          layer = self.current_layer()
726          self.OpenClassifier(layer)          self.OpenLayerProperties(layer)
727    
728      def OpenClassifier(self, layer):      def OpenLayerProperties(self, layer, group = None):
729          name = "classifier" + str(id(layer))          """
730          dialog = self.get_open_dialog(name)          Open or raise the properties dialog.
731    
732          if dialog is None:          This method opens or raises the properties dialog for the
733              dialog = classifier.Classifier(self, name, layer)          currently selected layer if one is defined for this layer
734              self.add_dialog(name, dialog)          type.
735              dialog.Show()          """
736            dialog_class = layer_properties_dialogs.get(layer)
737    
738            if dialog_class is not None:
739                name = "layer_properties" + str(id(layer))
740                self.OpenOrRaiseDialog(name, dialog_class, layer, group = group)
741    
742        def LayerJoinTable(self):
743            layer = self.canvas.SelectedLayer()
744            if layer is not None:
745                dlg = JoinDialog(self, _("Join Layer with Table"),
746                                 self.application.session,
747                                 layer = layer)
748                dlg.ShowModal()
749    
750        def LayerUnjoinTable(self):
751            layer = self.canvas.SelectedLayer()
752            if layer is not None:
753                orig_store = layer.ShapeStore().OrigShapeStore()
754                if orig_store:
755                    layer.SetShapeStore(orig_store)
756    
757      def ShowLegend(self):      def ShowLegend(self):
758            if not self.LegendShown():
759                self.ToggleLegend()
760    
761        def ToggleLegend(self):
762            """Show the legend if it's not shown otherwise hide it again"""
763          name = "legend"          name = "legend"
764          dialog = self.get_open_dialog(name)          dialog = self.FindRegisteredDock(name)
765    
766          if dialog is None:          if dialog is None:
767              dialog = legend.Legend(self, name, self.Map())              dialog = self.CreateDock(name, -1, _("Legend"), wxLAYOUT_LEFT)
768              self.add_dialog(name, dialog)              legend.LegendPanel(dialog, None, self)
769                dialog.Dock()
770                dialog.GetPanel().SetMap(self.Map())
771              dialog.Show()              dialog.Show()
772            else:
773                dialog.Show(not dialog.IsShown())
774    
775        def LegendShown(self):
776            """Return true iff the legend is currently open"""
777            dialog = self.FindRegisteredDock("legend")
778            return dialog is not None and dialog.IsShown()
779    
780        def TableOpen(self):
781            dlg = wxFileDialog(self, _("Open Table"),
782                               self.application.Path("data"), "",
783                               _("DBF Files (*.dbf)") + "|*.dbf|" +
784                               #_("CSV Files (*.csv)") + "|*.csv|" +
785                               _("All Files (*.*)") + "|*.*",
786                               wxOPEN)
787            if dlg.ShowModal() == wxID_OK:
788                filename = dlg.GetPath()
789                dlg.Destroy()
790                try:
791                    table = self.application.session.OpenTableFile(filename)
792                except IOError:
793                    # the layer couldn't be opened
794                    self.RunMessageBox(_("Open Table"),
795                                       _("Can't open the file '%s'.") % filename)
796                else:
797                    self.ShowTableView(table)
798                    self.application.SetPath("data",filename)
799    
800        def TableClose(self):
801            tables = self.application.session.UnreferencedTables()
802    
803            lst = [(t.Title(), t) for t in tables]
804            lst.sort()
805            titles = [i[0] for i in lst]
806            dlg = wxMultipleChoiceDialog(self, _("Pick the tables to close:"),
807                                         _("Close Table"), titles,
808                                         size = (400, 300),
809                                         style = wxDEFAULT_DIALOG_STYLE |
810                                                 wxRESIZE_BORDER)
811            if dlg.ShowModal() == wxID_OK:
812                for i in dlg.GetValue():
813                    self.application.session.RemoveTable(lst[i][1])
814    
815    
816        def TableShow(self):
817            """Offer a multi-selection dialog for tables to be displayed
818    
819            The windows for the selected tables are opened or brought to
820            the front.
821            """
822            tables = self.application.session.Tables()
823    
824            lst = [(t.Title(), t) for t in tables]
825            lst.sort()
826            titles = [i[0] for i in lst]
827            dlg = wxMultipleChoiceDialog(self, _("Pick the table to show:"),
828                                         _("Show Table"), titles,
829                                         size = (400,300),
830                                         style = wxDEFAULT_DIALOG_STYLE |
831                                                 wxRESIZE_BORDER)
832            if (dlg.ShowModal() == wxID_OK):
833                for i in dlg.GetValue():
834                    # XXX: if the table belongs to a layer, open a
835                    # LayerTableFrame instead of QueryTableFrame
836                    self.ShowTableView(lst[i][1])
837    
838        def TableJoin(self):
839            dlg = JoinDialog(self, _("Join Tables"), self.application.session)
840            dlg.ShowModal()
841    
842        def ShowTableView(self, table):
843            """Open a table view for the table and optionally"""
844            name = "table_view%d" % id(table)
845            dialog = self.get_open_dialog(name)
846            if dialog is None:
847                dialog = tableview.QueryTableFrame(self, name,
848                                                   _("Table: %s") % table.Title(),
849                                                   table)
850                self.add_dialog(name, dialog)
851                dialog.Show(True)
852            dialog.Raise()
853    
854        def TableRename(self):
855            """Let the user rename a table"""
856    
857            # First, let the user select a table
858            tables = self.application.session.Tables()
859            lst = [(t.Title(), t) for t in tables]
860            lst.sort()
861            titles = [i[0] for i in lst]
862            dlg = wxMultipleChoiceDialog(self, _("Pick the table to rename:"),
863                                         _("Rename Table"), titles,
864                                         size = (400,300),
865                                         style = wxDEFAULT_DIALOG_STYLE |
866                                                 wxRESIZE_BORDER)
867            if (dlg.ShowModal() == wxID_OK):
868                to_rename = [lst[i][1] for i in dlg.GetValue()]
869                dlg.Destroy()
870            else:
871                to_rename = []
872    
873            # Second, let the user rename the layers
874            for table in to_rename:
875                dlg = wxTextEntryDialog(self, _("Table Title:"), _("Rename Table"),
876                                        table.Title())
877                try:
878                    if dlg.ShowModal() == wxID_OK:
879                        title = dlg.GetValue()
880                        if title != "":
881                            table.SetTitle(title)
882    
883                            # Make sure the session is marked as modified.
884                            # FIXME: This should be handled automatically,
885                            # but that requires more changes to the tables
886                            # than I have time for currently.
887                            self.application.session.changed()
888                finally:
889                    dlg.Destroy()
890    
891    
892      def ZoomInTool(self):      def ZoomInTool(self):
893          self.canvas.ZoomInTool()          self.canvas.ZoomInTool()
# Line 613  class MainWindow(wxFrame): Line 908  class MainWindow(wxFrame):
908      def FullExtent(self):      def FullExtent(self):
909          self.canvas.FitMapToWindow()          self.canvas.FitMapToWindow()
910    
911        def FullLayerExtent(self):
912            self.canvas.FitLayerToWindow(self.current_layer())
913    
914        def FullSelectionExtent(self):
915            self.canvas.FitSelectedToWindow()
916    
917        def ExportMap(self):
918            self.canvas.Export()
919    
920      def PrintMap(self):      def PrintMap(self):
921          self.canvas.Print()          self.canvas.Print()
922    
923        def RenameMap(self):
924            dlg = wxTextEntryDialog(self, _("Map Title:"), _("Rename Map"),
925                                    self.Map().Title())
926            if dlg.ShowModal() == wxID_OK:
927                title = dlg.GetValue()
928                if title != "":
929                    self.Map().SetTitle(title)
930    
931            dlg.Destroy()
932    
933        def RenameLayer(self):
934            """Let the user rename the currently selected layer"""
935            layer = self.current_layer()
936            if layer is not None:
937                dlg = wxTextEntryDialog(self, _("Layer Title:"), _("Rename Layer"),
938                                        layer.Title())
939                try:
940                    if dlg.ShowModal() == wxID_OK:
941                        title = dlg.GetValue()
942                        if title != "":
943                            layer.SetTitle(title)
944                finally:
945                    dlg.Destroy()
946    
947      def identify_view_on_demand(self, layer, shapes):      def identify_view_on_demand(self, layer, shapes):
948            """Subscribed to the canvas' SHAPES_SELECTED message
949    
950            If the current tool is the identify tool, at least one shape is
951            selected and the identify dialog is not shown, show the dialog.
952            """
953            # If the selection has become empty we don't need to do
954            # anything. Otherwise it could happen that the dialog was popped
955            # up when the selection became empty, e.g. when a new selection
956            # is opened while the identify tool is active and dialog had
957            # been closed
958            if not shapes:
959                return
960    
961          name = "identify_view"          name = "identify_view"
962          if self.canvas.CurrentTool() == "IdentifyTool":          if self.canvas.CurrentTool() == "IdentifyTool":
963              if not self.dialog_open(name):              if not self.dialog_open(name):
964                  dialog = identifyview.IdentifyView(self, name)                  dialog = identifyview.IdentifyView(self, name)
965                  self.add_dialog(name, dialog)                  self.add_dialog(name, dialog)
966                  dialog.Show(true)                  dialog.Show(True)
967              else:              else:
968                  # FIXME: bring dialog to front?                  # FIXME: bring dialog to front?
969                  pass                  pass
970    
971        def title_changed(self, map):
972            """Subscribed to the canvas' TITLE_CHANGED messages"""
973            self.update_title()
974    
975        def update_title(self):
976            """Update the window's title according to it's current state.
977    
978            In this default implementation the title is 'Thuban - ' followed
979            by the map's title or simply 'Thuban' if there is not map.
980            Derived classes should override this method to get different
981            titles.
982    
983            This method is called automatically by other methods when the
984            title may have to change. For the methods implemented in this
985            class this usually only means that a different map has been set
986            or the current map's title has changed.
987            """
988            map = self.Map()
989            if map is not None:
990                title = _("Thuban - %s") % (map.Title(),)
991            else:
992                title = _("Thuban")
993            self.SetTitle(title)
994    
995    
996  #  #
997  # Define all the commands available in the main window  # Define all the commands available in the main window
998  #  #
# Line 638  def call_method(context, methodname, *ar Line 1004  def call_method(context, methodname, *ar
1004      apply(getattr(context.mainwindow, methodname), args)      apply(getattr(context.mainwindow, methodname), args)
1005    
1006  def _method_command(name, title, method, helptext = "",  def _method_command(name, title, method, helptext = "",
1007                      icon = "", sensitive = None):                      icon = "", sensitive = None, checked = None):
1008      """Add a command implemented by a method of the mainwindow object"""      """Add a command implemented by a method of the mainwindow object"""
1009      registry.Add(Command(name, title, call_method, args=(method,),      registry.Add(Command(name, title, call_method, args=(method,),
1010                           helptext = helptext, icon = icon,                           helptext = helptext, icon = icon,
1011                           sensitive = sensitive))                           sensitive = sensitive, checked = checked))
1012    
1013  def make_check_current_tool(toolname):  def make_check_current_tool(toolname):
1014      """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 667  def _has_selected_layer(context): Line 1033  def _has_selected_layer(context):
1033      """Return true if a layer is selected in the context"""      """Return true if a layer is selected in the context"""
1034      return context.mainwindow.has_selected_layer()      return context.mainwindow.has_selected_layer()
1035    
1036    def _has_selected_layer_visible(context):
1037        """Return true if a layer is selected in the context which is
1038        visible."""
1039        if context.mainwindow.has_selected_layer():
1040            layer = context.mainwindow.current_layer()
1041            if layer.Visible(): return True
1042        return False
1043    
1044    def _has_selected_shape_layer(context):
1045        """Return true if a shape layer is selected in the context"""
1046        return context.mainwindow.has_selected_shape_layer()
1047    
1048    def _has_selected_shapes(context):
1049        """Return true if a layer is selected in the context"""
1050        return context.mainwindow.has_selected_shapes()
1051    
1052  def _can_remove_layer(context):  def _can_remove_layer(context):
1053      return context.mainwindow.CanRemoveLayer()      return context.mainwindow.CanRemoveLayer()
1054    
1055  def _has_tree_window_shown(context):  def _has_tree_window_shown(context):
1056      """Return true if the tree window is shown"""      """Return true if the tree window is shown"""
1057      return context.mainwindow.get_open_dialog("session_tree") is None      return context.mainwindow.SessionTreeShown()
1058    
1059  def _has_visible_map(context):  def _has_visible_map(context):
1060      """Return true iff theres a visible map in the mainwindow.      """Return true iff theres a visible map in the mainwindow.
# Line 682  def _has_visible_map(context): Line 1064  def _has_visible_map(context):
1064      if map is not None:      if map is not None:
1065          for layer in map.Layers():          for layer in map.Layers():
1066              if layer.Visible():              if layer.Visible():
1067                  return 1                  return True
1068      return 0      return False
1069    
1070  def _has_legend_shown(context):  def _has_legend_shown(context):
1071      """Return true if the legend window is shown"""      """Return true if the legend window is shown"""
1072      return context.mainwindow.get_open_dialog("legend") is None      return context.mainwindow.LegendShown()
1073    
1074    def _has_gdal_support(context):
1075        """Return True if the GDAL is available"""
1076        return Thuban.Model.resource.has_gdal_support()
1077    
1078    def _has_dbconnections(context):
1079        """Return whether the the session has database connections"""
1080        return context.session.HasDBConnections()
1081    
1082    def _has_postgis_support(context):
1083        return has_postgis_support()
1084    
1085    
1086  # File menu  # File menu
1087  _method_command("new_session", _("&New Session"), "NewSession")  _method_command("new_session", _("&New Session"), "NewSession",
1088  _method_command("open_session", _("&Open Session"), "OpenSession")                  helptext = _("Start a new session"))
1089  _method_command("save_session", _("&Save Session"), "SaveSession")  _method_command("open_session", _("&Open Session..."), "OpenSession",
1090  _method_command("save_session_as", _("Save Session &As"), "SaveSessionAs")                  helptext = _("Open a session file"))
1091  _method_command("show_session_tree", _("Show Session &Tree"), "ShowSessionTree",  _method_command("save_session", _("&Save Session"), "SaveSession",
1092                  sensitive = _has_tree_window_shown)                  helptext =_("Save this session to the file it was opened from"))
1093  _method_command("exit", _("E&xit"), "Exit")  _method_command("save_session_as", _("Save Session &As..."), "SaveSessionAs",
1094                    helptext = _("Save this session to a new file"))
1095    _method_command("toggle_session_tree", _("Session &Tree"), "ToggleSessionTree",
1096                    checked = _has_tree_window_shown,
1097                    helptext = _("Toggle on/off the session tree analysis window"))
1098    _method_command("toggle_legend", _("Legend"), "ToggleLegend",
1099                    checked = _has_legend_shown,
1100                    helptext = _("Toggle Legend on/off"))
1101    _method_command("database_management", _("&Database Connections..."),
1102                    "DatabaseManagement",
1103                    sensitive = _has_postgis_support)
1104    _method_command("exit", _("E&xit"), "Exit",
1105                    helptext = _("Finish working with Thuban"))
1106    
1107  # Help menu  # Help menu
1108  _method_command("help_about", _("&About"), "About")  _method_command("help_about", _("&About..."), "About",
1109                    helptext = _("Info about Thuban authors, version and modules"))
1110    
1111    
1112  # Map menu  # Map menu
1113  _method_command("map_projection", _("Pro&jection"), "Projection")  _method_command("map_projection", _("Pro&jection..."), "MapProjection",
1114                    helptext = _("Set or change the map projection"))
1115    
1116  _tool_command("map_zoom_in_tool", _("&Zoom in"), "ZoomInTool", "ZoomInTool",  _tool_command("map_zoom_in_tool", _("&Zoom in"), "ZoomInTool", "ZoomInTool",
1117                helptext = _("Switch to map-mode 'zoom-in'"), icon = "zoom_in",                helptext = _("Switch to map-mode 'zoom-in'"), icon = "zoom_in",
# Line 723  _tool_command("map_label_tool", _("&Labe Line 1130  _tool_command("map_label_tool", _("&Labe
1130                helptext = _("Add/Remove labels"), icon = "label",                helptext = _("Add/Remove labels"), icon = "label",
1131                sensitive = _has_visible_map)                sensitive = _has_visible_map)
1132  _method_command("map_full_extent", _("&Full extent"), "FullExtent",  _method_command("map_full_extent", _("&Full extent"), "FullExtent",
1133                 helptext = _("Full Extent"), icon = "fullextent",                 helptext = _("Zoom to the full map extent"), icon = "fullextent",
1134                sensitive = _has_visible_map)                sensitive = _has_visible_map)
1135    _method_command("layer_full_extent", _("&Full layer extent"), "FullLayerExtent",
1136                    helptext = _("Zoom to the full layer extent"),
1137                    icon = "fulllayerextent", sensitive = _has_selected_layer)
1138    _method_command("selected_full_extent", _("&Full selection extent"),
1139                    "FullSelectionExtent",
1140                    helptext = _("Zoom to the full selection extent"),
1141                    icon = "fullselextent", sensitive = _has_selected_shapes)
1142    _method_command("map_export", _("E&xport"), "ExportMap",
1143                    helptext = _("Export the map to file"))
1144  _method_command("map_print", _("Prin&t"), "PrintMap",  _method_command("map_print", _("Prin&t"), "PrintMap",
1145                  helptext = _("Print the map"))                  helptext = _("Print the map"))
1146    _method_command("map_rename", _("&Rename..."), "RenameMap",
1147  # Layer menu                  helptext = _("Rename the map"))
1148  _method_command("layer_add", _("&Add Layer"), "AddLayer",  _method_command("layer_add", _("&Add Layer..."), "AddLayer",
1149                  helptext = _("Add a new layer to active map"))                  helptext = _("Add a new layer to the map"))
1150    _method_command("rasterlayer_add", _("&Add Image Layer..."), "AddRasterLayer",
1151                    helptext = _("Add a new image layer to the map"),
1152                    sensitive = _has_gdal_support)
1153    _method_command("layer_add_db", _("Add &Database Layer..."), "AddDBLayer",
1154                    helptext = _("Add a new database layer to active map"),
1155                    sensitive = _has_dbconnections)
1156  _method_command("layer_remove", _("&Remove Layer"), "RemoveLayer",  _method_command("layer_remove", _("&Remove Layer"), "RemoveLayer",
1157                  helptext = _("Remove selected layer(s)"),                  helptext = _("Remove selected layer"),
1158                  sensitive = _can_remove_layer)                  sensitive = _can_remove_layer)
1159  _method_command("layer_fill_color", _("&Fill Color"), "LayerFillColor",  
1160                  helptext = _("Set the fill color of selected layer(s)"),  # Layer menu
1161                  sensitive = _has_selected_layer)  _method_command("layer_projection", _("Pro&jection..."), "LayerProjection",
1162  _method_command("layer_transparent_fill", _("&Transparent Fill"),                  sensitive = _has_selected_layer,
1163                  "LayerTransparentFill",                  helptext = _("Specify projection for selected layer"))
1164                  helptext = _("Do not fill the selected layer(s)"),  _method_command("layer_duplicate", _("&Duplicate"), "DuplicateLayer",
1165                  sensitive = _has_selected_layer)                  helptext = _("Duplicate selected layer"),
1166  _method_command("layer_outline_color", _("&Outline Color"), "LayerOutlineColor",            sensitive = lambda context: context.mainwindow.CanDuplicateLayer())
1167                  helptext = _("Set the outline color of selected layer(s)"),  _method_command("layer_rename", _("Re&name ..."), "RenameLayer",
1168                  sensitive = _has_selected_layer)                  helptext = _("Rename selected layer"),
 _method_command("layer_no_outline", _("&No Outline"), "LayerNoOutline",  
                 helptext= _("Do not draw the outline of the selected layer(s)"),  
1169                  sensitive = _has_selected_layer)                  sensitive = _has_selected_layer)
1170  _method_command("layer_raise", _("&Raise"), "RaiseLayer",  _method_command("layer_raise", _("&Raise"), "RaiseLayer",
1171                  helptext = _("Raise selected layer(s)"),                  helptext = _("Raise selected layer"),
1172                  sensitive = _has_selected_layer)                  sensitive = _has_selected_layer)
1173  _method_command("layer_lower", _("&Lower"), "LowerLayer",  _method_command("layer_lower", _("&Lower"), "LowerLayer",
1174                  helptext = _("Lower selected layer(s)"),                  helptext = _("Lower selected layer"),
1175                  sensitive = _has_selected_layer)                  sensitive = _has_selected_layer)
1176  _method_command("layer_show", _("&Show"), "ShowLayer",  _method_command("layer_show", _("&Show"), "ShowLayer",
1177                  helptext = _("Make selected layer(s) visible"),                  helptext = _("Make selected layer visible"),
1178                  sensitive = _has_selected_layer)                  sensitive = _has_selected_layer)
1179  _method_command("layer_hide", _("&Hide"), "HideLayer",  _method_command("layer_hide", _("&Hide"), "HideLayer",
1180                  helptext = _("Make selected layer(s) unvisible"),                  helptext = _("Make selected layer unvisible"),
1181                  sensitive = _has_selected_layer)                  sensitive = _has_selected_layer)
1182  _method_command("layer_show_table", _("Show Ta&ble"), "LayerShowTable",  _method_command("layer_show_table", _("Show Ta&ble"), "LayerShowTable",
1183                  helptext = _("Show the selected layer's table"),                  helptext = _("Show the selected layer's table"),
1184                    sensitive = _has_selected_shape_layer)
1185    _method_command("layer_properties", _("&Properties..."), "LayerEditProperties",
1186                    sensitive = _has_selected_layer,
1187                    helptext = _("Edit the properties of the selected layer"))
1188    _method_command("layer_jointable", _("&Join Table..."), "LayerJoinTable",
1189                    sensitive = _has_selected_shape_layer,
1190                    helptext = _("Join and attach a table to the selected layer"))
1191    
1192    # further layer methods:
1193    _method_command("layer_to_top", _("&Top"), "LayerToTop",
1194                    helptext = _("Put selected layer to the top"),
1195                    sensitive = _has_selected_layer)
1196    _method_command("layer_to_bottom", _("&Bottom"), "LayerToBottom",
1197                    helptext = _("Put selected layer to the bottom"),
1198                  sensitive = _has_selected_layer)                  sensitive = _has_selected_layer)
1199  _method_command("layer_classifier", _("Classify"), "Classify",  _method_command("layer_visibility", _("&Visible"), "ToggleLayerVisibility",
1200                    checked = _has_selected_layer_visible,
1201                    helptext = _("Toggle visibility of selected layer"),
1202                  sensitive = _has_selected_layer)                  sensitive = _has_selected_layer)
 _method_command("show_legend", _("Legend"), "ShowLegend",  
                 sensitive = _has_legend_shown)  
1203    
1204  # the menu structure  def _can_unjoin(context):
1205  main_menu = Menu("<main>", "<main>",      """Return whether the Layer/Unjoin command can be executed.
1206                   [Menu("file", _("&File"),  
1207                         ["new_session", "open_session", None,      This is the case if a layer is selected and that layer has a
1208                          "save_session", "save_session_as", None,      shapestore that has an original shapestore.
1209                          "show_session_tree", None,      """
1210                          "show_legend", None,      layer = context.mainwindow.SelectedLayer()
1211                          "exit"]),      if layer is None:
1212                    Menu("map", _("&Map"),          return 0
1213                         ["layer_add", "layer_remove",      getstore = getattr(layer, "ShapeStore", None)
1214        if getstore is not None:
1215            return getstore().OrigShapeStore() is not None
1216        else:
1217            return 0
1218    _method_command("layer_unjointable", _("&Unjoin Table..."), "LayerUnjoinTable",
1219                    sensitive = _can_unjoin,
1220                    helptext = _("Undo the last join operation"))
1221    
1222    
1223    def _has_tables(context):
1224        return bool(context.session.Tables())
1225    
1226    # Table menu
1227    _method_command("table_open", _("&Open..."), "TableOpen",
1228                    helptext = _("Open a DBF-table from a file"))
1229    _method_command("table_close", _("&Close..."), "TableClose",
1230           sensitive = lambda context: bool(context.session.UnreferencedTables()),
1231                    helptext = _("Close one or more tables from a list"))
1232    _method_command("table_rename", _("&Rename..."), "TableRename",
1233                    sensitive = _has_tables,
1234                    helptext = _("Rename one or more tables"))
1235    _method_command("table_show", _("&Show..."), "TableShow",
1236                    sensitive = _has_tables,
1237                    helptext = _("Show one or more tables in a dialog"))
1238    _method_command("table_join", _("&Join..."), "TableJoin",
1239                    sensitive = _has_tables,
1240                    helptext = _("Join two tables creating a new one"))
1241    
1242    #  Export only under Windows ...
1243    map_menu = ["layer_add", "layer_add_db", "rasterlayer_add", "layer_remove",
1244                          None,                          None,
1245                            "map_rename",
1246                          "map_projection",                          "map_projection",
1247                          None,                          None,
1248                          "map_zoom_in_tool", "map_zoom_out_tool",                          "map_zoom_in_tool", "map_zoom_out_tool",
1249                          "map_pan_tool", "map_identify_tool", "map_label_tool",                          "map_pan_tool",
                         None,  
1250                          "map_full_extent",                          "map_full_extent",
1251                            "layer_full_extent",
1252                            "selected_full_extent",
1253                            None,
1254                            "map_identify_tool", "map_label_tool",
1255                          None,                          None,
1256                          "map_print"]),                          "toggle_legend",
1257                            None]
1258    if wxPlatform == '__WXMSW__':
1259        map_menu.append("map_export")
1260    map_menu.append("map_print")
1261    
1262    # the menu structure
1263    main_menu = Menu("<main>", "<main>",
1264                     [Menu("file", _("&File"),
1265                           ["new_session", "open_session", None,
1266                            "save_session", "save_session_as", None,
1267                            "database_management", None,
1268                            "toggle_session_tree", None,
1269                            "exit"]),
1270                      Menu("map", _("&Map"), map_menu),
1271                    Menu("layer", _("&Layer"),                    Menu("layer", _("&Layer"),
1272                         ["layer_fill_color", "layer_transparent_fill",                         ["layer_rename", "layer_duplicate",
                         "layer_outline_color", "layer_no_outline",  
1273                          None,                          None,
1274                          "layer_raise", "layer_lower",                          "layer_raise", "layer_lower",
1275                          None,                          None,
1276                          "layer_show", "layer_hide",                          "layer_show", "layer_hide",
1277                          None,                          None,
1278                            "layer_projection",
1279                            None,
1280                          "layer_show_table",                          "layer_show_table",
1281                            "layer_jointable",
1282                            "layer_unjointable",
1283                          None,                          None,
1284                          "layer_classifier"]),                          "layer_properties"]),
1285                      Menu("table", _("&Table"),
1286                           ["table_open", "table_close", "table_rename",
1287                           None,
1288                           "table_show",
1289                           None,
1290                           "table_join"]),
1291                    Menu("help", _("&Help"),                    Menu("help", _("&Help"),
1292                         ["help_about"])])                         ["help_about"])])
1293    
# Line 804  main_menu = Menu("<main>", "<main>", Line 1295  main_menu = Menu("<main>", "<main>",
1295    
1296  main_toolbar = Menu("<toolbar>", "<toolbar>",  main_toolbar = Menu("<toolbar>", "<toolbar>",
1297                      ["map_zoom_in_tool", "map_zoom_out_tool", "map_pan_tool",                      ["map_zoom_in_tool", "map_zoom_out_tool", "map_pan_tool",
1298                       "map_full_extent", None,                       "map_full_extent",
1299                         "layer_full_extent",
1300                         "selected_full_extent",
1301                         None,
1302                       "map_identify_tool", "map_label_tool"])                       "map_identify_tool", "map_label_tool"])
1303    
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