/[thuban]/branches/WIP-pyshapelib-bramz/Thuban/UI/mainwindow.py
ViewVC logotype

Diff of /branches/WIP-pyshapelib-bramz/Thuban/UI/mainwindow.py

Parent Directory Parent Directory | Revision Log Revision Log | View Patch Patch

revision 704 by bh, Tue Apr 22 16:55:50 2003 UTC revision 1648 by bh, Mon Aug 25 13:55:35 2003 UTC
# Line 2  Line 2 
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    from wxPython.wx import __version__ as wxPython_version
23    
24  import Thuban  import Thuban
25    import Thuban.version
26    
27  from Thuban import _  from Thuban import _
28  from Thuban.Model.session import create_empty_session  from Thuban.Model.session import create_empty_session
29  from Thuban.Model.layer import Layer  from Thuban.Model.layer import Layer, RasterLayer
30  from Thuban.Model.color import Color  from Thuban.Model.postgisdb import PostGISShapeStore, has_postgis_support
31  from Thuban.Model.proj import Projection  # XXX: replace this by
32    # from wxPython.lib.dialogs import wxMultipleChoiceDialog
33    # when Thuban does not support wxPython 2.4.0 any more.
34    from Thuban.UI.multiplechoicedialog import wxMultipleChoiceDialog
35    
36  import view  import view
37  import tree  import tree
 import proj4dialog  
38  import tableview, identifyview  import tableview, identifyview
39  from Thuban.UI.classifier import Classifier  from Thuban.UI.classifier import Classifier
40  import legend  import legend
# Line 36  from menu import Menu Line 42  from menu import Menu
42    
43  from context import Context  from context import Context
44  from command import registry, Command, ToolCommand  from command import registry, Command, ToolCommand
45  from messages import LAYER_SELECTED, SHAPES_SELECTED, VIEW_POSITION  from messages import LAYER_SELECTED, SHAPES_SELECTED, VIEW_POSITION, \
46         MAP_REPLACED
47    from about import About
48    
49  from Thuban.UI.dock import DockFrame  from Thuban.UI.dock import DockFrame
50    from Thuban.UI.join import JoinDialog
51    from Thuban.UI.dbdialog import DBFrame, DBDialog, ChooseDBTableDialog
52  import resource  import resource
53    import Thuban.Model.resource
54    
55    import projdialog
56    
57    
58  class MainWindow(DockFrame):  class MainWindow(DockFrame):
# Line 52  class MainWindow(DockFrame): Line 63  class MainWindow(DockFrame):
63      # actually come from. This delegation is implemented in the      # actually come from. This delegation is implemented in the
64      # Subscribe and unsubscribed methods      # Subscribe and unsubscribed methods
65      delegated_messages = {LAYER_SELECTED: "canvas",      delegated_messages = {LAYER_SELECTED: "canvas",
66                            SHAPES_SELECTED: "canvas"}                            SHAPES_SELECTED: "canvas",
67                              MAP_REPLACED: "canvas"}
68    
69      # Methods delegated to some instance variables. The delegation is      # Methods delegated to some instance variables. The delegation is
70      # implemented in the __getattr__ method.      # implemented in the __getattr__ method.
71      delegated_methods = {"SelectLayer": "canvas",      delegated_methods = {"SelectLayer": "canvas",
72                           "SelectShapes": "canvas",                           "SelectShapes": "canvas",
73                             "SelectedLayer": "canvas",
74                             "SelectedShapes": "canvas",
75                           }                           }
76    
77      def __init__(self, parent, ID, title, application, interactor,      def __init__(self, parent, ID, title, application, interactor,
# Line 96  class MainWindow(DockFrame): Line 110  class MainWindow(DockFrame):
110    
111          self.init_dialogs()          self.init_dialogs()
112    
113          EVT_CLOSE(self, self._OnClose)          self.ShowLegend()
114    
115            EVT_CLOSE(self, self.OnClose)
116    
117      def Subscribe(self, channel, *args):      def Subscribe(self, channel, *args):
118          """Subscribe a function to a message channel.          """Subscribe a function to a message channel.
# Line 349  class MainWindow(DockFrame): Line 365  class MainWindow(DockFrame):
365              result = wxID_NO              result = wxID_NO
366          return result          return result
367    
     def prepare_new_session(self):  
         for d in self.dialogs.values():  
             if not isinstance(d, tree.SessionTreeView):  
                 d.Close()  
   
368      def NewSession(self):      def NewSession(self):
369          self.save_modified_session()          if self.save_modified_session() != wxID_CANCEL:
370          self.prepare_new_session()              self.application.SetSession(create_empty_session())
         self.application.SetSession(create_empty_session())  
371    
372      def OpenSession(self):      def OpenSession(self):
373          self.save_modified_session()          if self.save_modified_session() != wxID_CANCEL:
374          dlg = wxFileDialog(self, _("Open Session"), ".", "", "*.thuban", wxOPEN)              dlg = wxFileDialog(self, _("Open Session"), ".", "",
375          if dlg.ShowModal() == wxID_OK:                                 "Thuban Session File (*.thuban)|*.thuban",
376              self.prepare_new_session()                                 wxOPEN)
377              self.application.OpenSession(dlg.GetPath())              if dlg.ShowModal() == wxID_OK:
378          dlg.Destroy()                  self.application.OpenSession(dlg.GetPath(),
379                                                 self.run_db_param_dialog)
380                dlg.Destroy()
381    
382        def run_db_param_dialog(self, parameters, message):
383            dlg = DBDialog(self, _("DB Connection Parameters"), parameters,
384                           message)
385            return dlg.RunDialog()
386    
387      def SaveSession(self):      def SaveSession(self):
388          if self.application.session.filename == None:          if self.application.session.filename == None:
# Line 375  class MainWindow(DockFrame): Line 392  class MainWindow(DockFrame):
392    
393      def SaveSessionAs(self):      def SaveSessionAs(self):
394          dlg = wxFileDialog(self, _("Save Session As"), ".", "",          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()
# Line 384  class MainWindow(DockFrame): Line 402  class MainWindow(DockFrame):
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())
407          if result == wxID_CANCEL:          if result == wxID_CANCEL:
408              event.Veto()              event.Veto()
# Line 393  class MainWindow(DockFrame): Line 411  class MainWindow(DockFrame):
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)              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())          self.__SetTitle(map.Title())
423          #self.legendPanel.SetMap(map)  
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    
         # sanity check  
         #assert(self.canvas.Map() is self.legendPanel.GetMap())  
   
431          return self.canvas.Map()          return self.canvas.Map()
432    
433      def ToggleSessionTree(self):      def ToggleSessionTree(self):
# Line 425  class MainWindow(DockFrame): Line 446  class MainWindow(DockFrame):
446          return self.get_open_dialog("session_tree") is not None          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 v%s\n"          dlg.ShowModal()
451                              #"Build Date: %s\n"          dlg.Destroy()
452                              "\n"  
453                              "Thuban is a program for\n"      def DatabaseManagement(self):
454                              "exploring geographic data.\n"          name = "dbmanagement"
455                              "Copyright (C) 2001-2003 Intevation GmbH.\n"          dialog = self.get_open_dialog(name)
456                              "Thuban is licensed under the GNU GPL"          if dialog is None:
457                             % __ThubanVersion__), #__BuildDate__)),              map = self.canvas.Map()
458                             wxOK | wxICON_INFORMATION)              dialog = DBFrame(self, name, self.application.Session())
459                self.add_dialog(name, dialog)
460                dialog.Show()
461            dialog.Raise()
462    
463      def AddLayer(self):      def AddLayer(self):
464          dlg = wxFileDialog(self, _("Select a data file"), ".", "", "*.*",          dlg = wxFileDialog(self, _("Select one or more data files"), ".", "",
465                               _("Shapefiles (*.shp)") + "|*.shp|" +
466                               _("All Files (*.*)") + "|*.*",
467                               wxOPEN | wxMULTIPLE)
468            if dlg.ShowModal() == wxID_OK:
469                filenames = dlg.GetPaths()
470                for filename in filenames:
471                    title = os.path.splitext(os.path.basename(filename))[0]
472                    map = self.canvas.Map()
473                    has_layers = map.HasLayers()
474                    try:
475                        store = self.application.Session().OpenShapefile(filename)
476                    except IOError:
477                        # the layer couldn't be opened
478                        self.RunMessageBox(_("Add Layer"),
479                                           _("Can't open the file '%s'.")%filename)
480                    else:
481                        layer = Layer(title, store)
482                        map.AddLayer(layer)
483                        if not has_layers:
484                            # if we're adding a layer to an empty map, fit the
485                            # new map to the window
486                            self.canvas.FitMapToWindow()
487            dlg.Destroy()
488    
489        def AddRasterLayer(self):
490            dlg = wxFileDialog(self, _("Select an image file"), ".", "", "*.*",
491                             wxOPEN)                             wxOPEN)
492          if dlg.ShowModal() == wxID_OK:          if dlg.ShowModal() == wxID_OK:
493              filename = dlg.GetPath()              filename = dlg.GetPath()
494              title = os.path.splitext(os.path.basename(filename))[0]              title = os.path.splitext(os.path.basename(filename))[0]
             layer = Layer(title, filename)  
495              map = self.canvas.Map()              map = self.canvas.Map()
496              has_layers = map.HasLayers()              has_layers = map.HasLayers()
497              try:              try:
498                  map.AddLayer(layer)                  layer = RasterLayer(title, filename)
499              except IOError:              except IOError:
500                  # the layer couldn't be opened                  # the layer couldn't be opened
501                  self.RunMessageBox(_("Add Layer"),                  self.RunMessageBox(_("Add Image Layer"),
502                                     _("Can't open the file '%s'.") % filename)                                     _("Can't open the file '%s'.") % filename)
503              else:              else:
504                    map.AddLayer(layer)
505                  if not has_layers:                  if not has_layers:
506                      # if we're adding a layer to an empty map, fit the                      # if we're adding a layer to an empty map, fit the
507                      # new map to the window                      # new map to the window
508                      self.canvas.FitMapToWindow()                      self.canvas.FitMapToWindow()
509          dlg.Destroy()          dlg.Destroy()
510    
511        def AddDBLayer(self):
512            """Add a layer read from a database"""
513            session = self.application.Session()
514            dlg = ChooseDBTableDialog(self.application.Session(), self,-1, "")
515    
516            if dlg.ShowModal() == wxID_OK:
517                dbconn, dbtable = dlg.GetTable()
518                try:
519                    title = str(dbtable)
520    
521                    # Chose the correct Interface for the database type
522                    store = PostGISShapeStore(dbconn, dbtable)
523                    session.AddShapeStore(store)
524                    layer = Layer(title, store)
525                except:
526                    # Some error occured while initializing the layer
527                    self.RunMessageBox(_("Add Layer from database"),
528                                       _("Can't open the database table '%s'")
529                                       % dbtable)
530    
531                map = self.canvas.Map()
532    
533                has_layers = map.HasLayers()
534                map.AddLayer(layer)
535                if not has_layers:
536                    self.canvas.FitMapToWindow()
537    
538            dlg.Destroy()
539    
540      def RemoveLayer(self):      def RemoveLayer(self):
541          layer = self.current_layer()          layer = self.current_layer()
542          if layer is not None:          if layer is not None:
# Line 497  class MainWindow(DockFrame): Line 576  class MainWindow(DockFrame):
576          """Return true if a layer is currently selected"""          """Return true if a layer is currently selected"""
577          return self.canvas.HasSelectedLayer()          return self.canvas.HasSelectedLayer()
578    
579      def choose_color(self):      def has_selected_shapes(self):
580          """Run the color selection dialog and return the selected color.          """Return true if a shape is currently selected"""
581            return self.canvas.HasSelectedShapes()
         If the user cancels, return None.  
         """  
         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  
582    
583      def HideLayer(self):      def HideLayer(self):
584          layer = self.current_layer()          layer = self.current_layer()
585          if layer is not None:          if layer is not None:
586              layer.SetVisible(0)              layer.SetVisible(0)
587            
588      def ShowLayer(self):      def ShowLayer(self):
589          layer = self.current_layer()          layer = self.current_layer()
590          if layer is not None:          if layer is not None:
591              layer.SetVisible(1)              layer.SetVisible(1)
592    
593        def DuplicateLayer(self):
594            """Ceate a new layer above the selected layer with the same shapestore
595            """
596            layer = self.current_layer()
597            if layer is not None and hasattr(layer, "ShapeStore"):
598                new_layer = Layer(_("Copy of `%s'") % layer.Title(),
599                                  layer.ShapeStore(),
600                                  projection = layer.GetProjection())
601                new_classification = copy.deepcopy(layer.GetClassification())
602                new_layer.SetClassification(new_classification)
603                self.Map().AddLayer(new_layer)
604    
605        def CanDuplicateLayer(self):
606            """Return whether the DuplicateLayer method can create a duplicate"""
607            layer = self.current_layer()
608            return layer is not None and hasattr(layer, "ShapeStore")
609    
610      def LayerShowTable(self):      def LayerShowTable(self):
611          layer = self.current_layer()          layer = self.current_layer()
612          if layer is not None:          if layer is not None:
613              table = layer.table              table = layer.ShapeStore().Table()
614              name = "table_view" + str(id(table))              name = "table_view" + str(id(table))
615              dialog = self.get_open_dialog(name)              dialog = self.get_open_dialog(name)
616              if dialog is None:              if dialog is None:
617                  dialog = tableview.LayerTableFrame(self, name,                  dialog = tableview.LayerTableFrame(self, name,
618                                                 _("Table: %s") % layer.Title(),                                           _("Layer Table: %s") % layer.Title(),
619                                                     layer, table)                                           layer, table)
620                  self.add_dialog(name, dialog)                  self.add_dialog(name, dialog)
621                  dialog.Show(true)                  dialog.Show(True)
622              else:              else:
623                  # FIXME: bring dialog to front here                  # FIXME: bring dialog to front here
624                  pass                  pass
625    
626      def Projection(self):      def MapProjection(self):
627          map = self.canvas.Map()  
628          proj = map.projection          name = "map_projection"
629          if proj is None:          dialog = self.get_open_dialog(name)
630              proj4Dlg = proj4dialog.Proj4Dialog(NULL, None, map.BoundingBox())  
631          else:          if dialog is None:
632              proj4Dlg = proj4dialog.Proj4Dialog(NULL, map.projection.params,              map = self.canvas.Map()
633                                                 map.BoundingBox())              dialog = projdialog.ProjFrame(self, name,
634          if proj4Dlg.ShowModal() == wxID_OK:                       _("Map Projection: %s") % map.Title(), map)
635              params = proj4Dlg.GetParams()              self.add_dialog(name, dialog)
636              if params is not None:              dialog.Show()
637                  proj = Projection(params)          dialog.Raise()
638              else:  
639                  proj = None      def LayerProjection(self):
640              map.SetProjection(proj)  
641          proj4Dlg.Destroy()          layer = self.current_layer()
642    
643            name = "layer_projection" + str(id(layer))
644            dialog = self.get_open_dialog(name)
645    
646            if dialog is None:
647                map = self.canvas.Map()
648                dialog = projdialog.ProjFrame(self, name,
649                         _("Layer Projection: %s") % layer.Title(), layer)
650                self.add_dialog(name, dialog)
651                dialog.Show()
652            dialog.Raise()
653    
654      def LayerEditProperties(self):      def LayerEditProperties(self):
655    
# Line 572  class MainWindow(DockFrame): Line 667  class MainWindow(DockFrame):
667          dialog = self.get_open_dialog(name)          dialog = self.get_open_dialog(name)
668    
669          if dialog is None:          if dialog is None:
670              dialog = Classifier(self, name, layer, group)              dialog = Classifier(self, name, self.Map(), layer, group)
671              self.add_dialog(name, dialog)              self.add_dialog(name, dialog)
672              dialog.Show()              dialog.Show()
673          dialog.Raise()          dialog.Raise()
674    
675        def LayerJoinTable(self):
676            layer = self.canvas.SelectedLayer()
677            if layer is not None:
678                dlg = JoinDialog(self, _("Join Layer with Table"),
679                                 self.application.session,
680                                 layer = layer)
681                dlg.ShowModal()
682    
683        def LayerUnjoinTable(self):
684            layer = self.canvas.SelectedLayer()
685            if layer is not None:
686                orig_store = layer.ShapeStore().OrigShapeStore()
687                if orig_store:
688                    layer.SetShapeStore(orig_store)
689    
690      def ShowLegend(self):      def ShowLegend(self):
691          if not self.LegendShown():          if not self.LegendShown():
# Line 601  class MainWindow(DockFrame): Line 710  class MainWindow(DockFrame):
710          dialog = self.FindRegisteredDock("legend")          dialog = self.FindRegisteredDock("legend")
711          return dialog is not None and dialog.IsShown()          return dialog is not None and dialog.IsShown()
712    
713        def TableOpen(self):
714            dlg = wxFileDialog(self, _("Open Table"), ".", "",
715                               _("DBF Files (*.dbf)") + "|*.dbf|" +
716                               #_("CSV Files (*.csv)") + "|*.csv|" +
717                               _("All Files (*.*)") + "|*.*",
718                               wxOPEN)
719            if dlg.ShowModal() == wxID_OK:
720                filename = dlg.GetPath()
721                dlg.Destroy()
722                try:
723                    table = self.application.session.OpenTableFile(filename)
724                except IOError:
725                    # the layer couldn't be opened
726                    self.RunMessageBox(_("Open Table"),
727                                       _("Can't open the file '%s'.") % filename)
728                else:
729                    self.ShowTableView(table)
730    
731        def TableClose(self):
732            tables = self.application.session.UnreferencedTables()
733    
734            lst = [(t.Title(), t) for t in tables]
735            lst.sort()
736            titles = [i[0] for i in lst]
737            dlg = wxMultipleChoiceDialog(self, _("Pick the tables to close:"),
738                                         _("Close Table"), titles,
739                                         size = (400, 300),
740                                         style = wxDEFAULT_DIALOG_STYLE |
741                                                 wxRESIZE_BORDER)
742            if dlg.ShowModal() == wxID_OK:
743                for i in dlg.GetValue():
744                    self.application.session.RemoveTable(lst[i][1])
745    
746    
747        def TableShow(self):
748            """Offer a multi-selection dialog for tables to be displayed
749    
750            The windows for the selected tables are opened or brought to
751            the front.
752            """
753            tables = self.application.session.Tables()
754    
755            lst = [(t.Title(), t) for t in tables]
756            lst.sort()
757            titles = [i[0] for i in lst]
758            dlg = wxMultipleChoiceDialog(self, _("Pick the table to show:"),
759                                         _("Show Table"), titles,
760                                         size = (400,300),
761                                         style = wxDEFAULT_DIALOG_STYLE |
762                                                 wxRESIZE_BORDER)
763            if (dlg.ShowModal() == wxID_OK):
764                for i in dlg.GetValue():
765                    # XXX: if the table belongs to a layer, open a
766                    # LayerTableFrame instead of QueryTableFrame
767                    self.ShowTableView(lst[i][1])
768    
769        def TableJoin(self):
770            dlg = JoinDialog(self, _("Join Tables"), self.application.session)
771            dlg.ShowModal()
772    
773        def ShowTableView(self, table):
774            """Open a table view for the table and optionally"""
775            name = "table_view%d" % id(table)
776            dialog = self.get_open_dialog(name)
777            if dialog is None:
778                dialog = tableview.QueryTableFrame(self, name,
779                                                   _("Table: %s") % table.Title(),
780                                                   table)
781                self.add_dialog(name, dialog)
782                dialog.Show(True)
783            dialog.Raise()
784    
785        def TableRename(self):
786            """Let the user rename a table"""
787    
788            # First, let the user select a table
789            tables = self.application.session.Tables()
790            lst = [(t.Title(), t) for t in tables]
791            lst.sort()
792            titles = [i[0] for i in lst]
793            dlg = wxMultipleChoiceDialog(self, _("Pick the table to rename:"),
794                                         _("Rename Table"), titles,
795                                         size = (400,300),
796                                         style = wxDEFAULT_DIALOG_STYLE |
797                                                 wxRESIZE_BORDER)
798            if (dlg.ShowModal() == wxID_OK):
799                to_rename = [lst[i][1] for i in dlg.GetValue()]
800                dlg.Destroy()
801            else:
802                to_rename = []
803    
804            # Second, let the user rename the layers
805            for table in to_rename:
806                dlg = wxTextEntryDialog(self, "Table Title: ", "Rename Table",
807                                        table.Title())
808                try:
809                    if dlg.ShowModal() == wxID_OK:
810                        title = dlg.GetValue()
811                        if title != "":
812                            table.SetTitle(title)
813    
814                            # Make sure the session is marked as modified.
815                            # FIXME: This should be handled automatically,
816                            # but that requires more changes to the tables
817                            # than I have time for currently.
818                            self.application.session.changed()
819                finally:
820                    dlg.Destroy()
821    
822    
823      def ZoomInTool(self):      def ZoomInTool(self):
824          self.canvas.ZoomInTool()          self.canvas.ZoomInTool()
825    
# Line 620  class MainWindow(DockFrame): Line 839  class MainWindow(DockFrame):
839      def FullExtent(self):      def FullExtent(self):
840          self.canvas.FitMapToWindow()          self.canvas.FitMapToWindow()
841    
842        def FullLayerExtent(self):
843            self.canvas.FitLayerToWindow(self.current_layer())
844    
845        def FullSelectionExtent(self):
846            self.canvas.FitSelectedToWindow()
847    
848        def ExportMap(self):
849            self.canvas.Export()
850    
851      def PrintMap(self):      def PrintMap(self):
852          self.canvas.Print()          self.canvas.Print()
853    
# Line 634  class MainWindow(DockFrame): Line 862  class MainWindow(DockFrame):
862    
863          dlg.Destroy()          dlg.Destroy()
864    
865        def RenameLayer(self):
866            """Let the user rename the currently selected layer"""
867            layer = self.current_layer()
868            if layer is not None:
869                dlg = wxTextEntryDialog(self, "Layer Title: ", "Rename Layer",
870                                        layer.Title())
871                try:
872                    if dlg.ShowModal() == wxID_OK:
873                        title = dlg.GetValue()
874                        if title != "":
875                            layer.SetTitle(title)
876                finally:
877                    dlg.Destroy()
878    
879      def identify_view_on_demand(self, layer, shapes):      def identify_view_on_demand(self, layer, shapes):
880            """Subscribed to the canvas' SHAPES_SELECTED message
881    
882            If the current tool is the identify tool, at least one shape is
883            selected and the identify dialog is not shown, show the dialog.
884            """
885            # If the selection has become empty we don't need to do
886            # anything. Otherwise it could happen that the dialog was popped
887            # up when the selection became empty, e.g. when a new selection
888            # is opened while the identify tool is active and dialog had
889            # been closed
890            if not shapes:
891                return
892    
893          name = "identify_view"          name = "identify_view"
894          if self.canvas.CurrentTool() == "IdentifyTool":          if self.canvas.CurrentTool() == "IdentifyTool":
895              if not self.dialog_open(name):              if not self.dialog_open(name):
# Line 688  def _has_selected_layer(context): Line 943  def _has_selected_layer(context):
943      """Return true if a layer is selected in the context"""      """Return true if a layer is selected in the context"""
944      return context.mainwindow.has_selected_layer()      return context.mainwindow.has_selected_layer()
945    
946    def _has_selected_shapes(context):
947        """Return true if a layer is selected in the context"""
948        return context.mainwindow.has_selected_shapes()
949    
950  def _can_remove_layer(context):  def _can_remove_layer(context):
951      return context.mainwindow.CanRemoveLayer()      return context.mainwindow.CanRemoveLayer()
952    
# Line 710  def _has_legend_shown(context): Line 969  def _has_legend_shown(context):
969      """Return true if the legend window is shown"""      """Return true if the legend window is shown"""
970      return context.mainwindow.LegendShown()      return context.mainwindow.LegendShown()
971    
972    def _has_gdal_support(context):
973        """Return True if the GDAL is available"""
974        return Thuban.Model.resource.has_gdal_support()
975    
976    def _has_dbconnections(context):
977        """Return whether the the session has database connections"""
978        return context.session.HasDBConnections()
979    
980    def _has_postgis_support(context):
981        return has_postgis_support()
982    
983    
984  # File menu  # File menu
985  _method_command("new_session", _("&New Session"), "NewSession")  _method_command("new_session", _("&New Session"), "NewSession",
986  _method_command("open_session", _("&Open Session"), "OpenSession")                  helptext = _("Start a new session"))
987  _method_command("save_session", _("&Save Session"), "SaveSession")  _method_command("open_session", _("&Open Session..."), "OpenSession",
988  _method_command("save_session_as", _("Save Session &As"), "SaveSessionAs")                  helptext = _("Open a session file"))
989    _method_command("save_session", _("&Save Session"), "SaveSession",
990                    helptext =_("Save this session to the file it was opened from"))
991    _method_command("save_session_as", _("Save Session &As..."), "SaveSessionAs",
992                    helptext = _("Save this session to a new file"))
993  _method_command("toggle_session_tree", _("Session &Tree"), "ToggleSessionTree",  _method_command("toggle_session_tree", _("Session &Tree"), "ToggleSessionTree",
994                  checked = _has_tree_window_shown)                  checked = _has_tree_window_shown,
995                    helptext = _("Toggle on/off the session tree analysis window"))
996  _method_command("toggle_legend", _("Legend"), "ToggleLegend",  _method_command("toggle_legend", _("Legend"), "ToggleLegend",
997                  checked = _has_legend_shown)                  checked = _has_legend_shown,
998  _method_command("exit", _("E&xit"), "Exit")                  helptext = _("Toggle Legend on/off"))
999    _method_command("database_management", _("&Database Connections..."),
1000                    "DatabaseManagement",
1001                    sensitive = _has_postgis_support)
1002    _method_command("exit", _("E&xit"), "Exit",
1003                    helptext = _("Finish working with Thuban"))
1004    
1005  # Help menu  # Help menu
1006  _method_command("help_about", _("&About"), "About")  _method_command("help_about", _("&About..."), "About",
1007                    helptext = _("Info about Thuban authors, version and modules"))
1008    
1009    
1010  # Map menu  # Map menu
1011  _method_command("map_projection", _("Pro&jection"), "Projection")  _method_command("map_projection", _("Pro&jection..."), "MapProjection",
1012                    helptext = _("Set or change the map projection"))
1013    
1014  _tool_command("map_zoom_in_tool", _("&Zoom in"), "ZoomInTool", "ZoomInTool",  _tool_command("map_zoom_in_tool", _("&Zoom in"), "ZoomInTool", "ZoomInTool",
1015                helptext = _("Switch to map-mode 'zoom-in'"), icon = "zoom_in",                helptext = _("Switch to map-mode 'zoom-in'"), icon = "zoom_in",
# Line 746  _tool_command("map_label_tool", _("&Labe Line 1028  _tool_command("map_label_tool", _("&Labe
1028                helptext = _("Add/Remove labels"), icon = "label",                helptext = _("Add/Remove labels"), icon = "label",
1029                sensitive = _has_visible_map)                sensitive = _has_visible_map)
1030  _method_command("map_full_extent", _("&Full extent"), "FullExtent",  _method_command("map_full_extent", _("&Full extent"), "FullExtent",
1031                 helptext = _("Full Extent"), icon = "fullextent",                 helptext = _("Zoom to the full map extent"), icon = "fullextent",
1032                sensitive = _has_visible_map)                sensitive = _has_visible_map)
1033    _method_command("layer_full_extent", _("&Full layer extent"), "FullLayerExtent",
1034                    helptext = _("Zoom to the full layer extent"),
1035                    icon = "fulllayerextent", sensitive = _has_selected_layer)
1036    _method_command("selected_full_extent", _("&Full selection extent"),
1037                    "FullSelectionExtent",
1038                    helptext = _("Zoom to the full selection extent"),
1039                    icon = "fullselextent", sensitive = _has_selected_shapes)
1040    _method_command("map_export", _("E&xport"), "ExportMap",
1041                    helptext = _("Export the map to file"))
1042  _method_command("map_print", _("Prin&t"), "PrintMap",  _method_command("map_print", _("Prin&t"), "PrintMap",
1043                  helptext = _("Print the map"))                  helptext = _("Print the map"))
1044  _method_command("map_rename", _("&Rename"), "RenameMap",  _method_command("map_rename", _("&Rename..."), "RenameMap",
1045                  helptext = _("Rename the map"))                  helptext = _("Rename the map"))
1046    _method_command("layer_add", _("&Add Layer..."), "AddLayer",
1047  # Layer menu                  helptext = _("Add a new layer to the map"))
1048  _method_command("layer_add", _("&Add Layer"), "AddLayer",  _method_command("rasterlayer_add", _("&Add Image Layer..."), "AddRasterLayer",
1049                  helptext = _("Add a new layer to active map"))                  helptext = _("Add a new image layer to the map"),
1050                    sensitive = _has_gdal_support)
1051    _method_command("layer_add_db", _("Add &Database Layer..."), "AddDBLayer",
1052                    helptext = _("Add a new database layer to active map"),
1053                    sensitive = _has_dbconnections)
1054  _method_command("layer_remove", _("&Remove Layer"), "RemoveLayer",  _method_command("layer_remove", _("&Remove Layer"), "RemoveLayer",
1055                  helptext = _("Remove selected layer(s)"),                  helptext = _("Remove selected layer"),
1056                  sensitive = _can_remove_layer)                  sensitive = _can_remove_layer)
1057    
1058    # Layer menu
1059    _method_command("layer_projection", _("Pro&jection..."), "LayerProjection",
1060                    sensitive = _has_selected_layer,
1061                    helptext = _("Specify projection for selected layer"))
1062    _method_command("layer_duplicate", _("&Duplicate"), "DuplicateLayer",
1063                    helptext = _("Duplicate selected layer"),
1064              sensitive = lambda context: context.mainwindow.CanDuplicateLayer())
1065    _method_command("layer_rename", _("Re&name ..."), "RenameLayer",
1066                    helptext = _("Rename selected layer"),
1067                    sensitive = _has_selected_layer)
1068  _method_command("layer_raise", _("&Raise"), "RaiseLayer",  _method_command("layer_raise", _("&Raise"), "RaiseLayer",
1069                  helptext = _("Raise selected layer(s)"),                  helptext = _("Raise selected layer"),
1070                  sensitive = _has_selected_layer)                  sensitive = _has_selected_layer)
1071  _method_command("layer_lower", _("&Lower"), "LowerLayer",  _method_command("layer_lower", _("&Lower"), "LowerLayer",
1072                  helptext = _("Lower selected layer(s)"),                  helptext = _("Lower selected layer"),
1073                  sensitive = _has_selected_layer)                  sensitive = _has_selected_layer)
1074  _method_command("layer_show", _("&Show"), "ShowLayer",  _method_command("layer_show", _("&Show"), "ShowLayer",
1075                  helptext = _("Make selected layer(s) visible"),                  helptext = _("Make selected layer visible"),
1076                  sensitive = _has_selected_layer)                  sensitive = _has_selected_layer)
1077  _method_command("layer_hide", _("&Hide"), "HideLayer",  _method_command("layer_hide", _("&Hide"), "HideLayer",
1078                  helptext = _("Make selected layer(s) unvisible"),                  helptext = _("Make selected layer unvisible"),
1079                  sensitive = _has_selected_layer)                  sensitive = _has_selected_layer)
1080  _method_command("layer_show_table", _("Show Ta&ble"), "LayerShowTable",  _method_command("layer_show_table", _("Show Ta&ble"), "LayerShowTable",
1081                  helptext = _("Show the selected layer's table"),                  helptext = _("Show the selected layer's table"),
1082                  sensitive = _has_selected_layer)                  sensitive = _has_selected_layer)
1083  _method_command("layer_properties", _("Properties"), "LayerEditProperties",  _method_command("layer_properties", _("&Properties..."), "LayerEditProperties",
1084                  sensitive = _has_selected_layer)                  sensitive = _has_selected_layer,
1085                    helptext = _("Edit the properties of the selected layer"))
1086    _method_command("layer_jointable", _("&Join Table..."), "LayerJoinTable",
1087                    sensitive = _has_selected_layer,
1088                    helptext = _("Join and attach a table to the selected layer"))
1089    
1090  # the menu structure  def _can_unjoin(context):
1091  main_menu = Menu("<main>", "<main>",      """Return whether the Layer/Unjoin command can be executed.
1092                   [Menu("file", _("&File"),  
1093                         ["new_session", "open_session", None,      This is the case if a layer is selected and that layer has a
1094                          "save_session", "save_session_as", None,      shapestore that has an original shapestore.
1095                          "toggle_session_tree", None,      """
1096                          "exit"]),      layer = context.mainwindow.SelectedLayer()
1097                    Menu("map", _("&Map"),      if layer is None:
1098                         ["layer_add", "layer_remove",          return 0
1099        getstore = getattr(layer, "ShapeStore", None)
1100        if getstore is not None:
1101            return getstore().OrigShapeStore() is not None
1102        else:
1103            return 0
1104    _method_command("layer_unjointable", _("&Unjoin Table..."), "LayerUnjoinTable",
1105                    sensitive = _can_unjoin,
1106                    helptext = _("Undo the last join operation"))
1107    
1108    
1109    def _has_tables(context):
1110        return bool(context.session.Tables())
1111    
1112    # Table menu
1113    _method_command("table_open", _("&Open..."), "TableOpen",
1114                    helptext = _("Open a DBF-table from a file"))
1115    _method_command("table_close", _("&Close..."), "TableClose",
1116           sensitive = lambda context: bool(context.session.UnreferencedTables()),
1117                    helptext = _("Close one or more tables from a list"))
1118    _method_command("table_rename", _("&Rename..."), "TableRename",
1119                    sensitive = _has_tables,
1120                    helptext = _("Rename one or more tables"))
1121    _method_command("table_show", _("&Show..."), "TableShow",
1122                    sensitive = _has_tables,
1123                    helptext = _("Show one or more tables in a dialog"))
1124    _method_command("table_join", _("&Join..."), "TableJoin",
1125                    sensitive = _has_tables,
1126                    helptext = _("Join two tables creating a new one"))
1127    
1128    #  Export only under Windows ...
1129    map_menu = ["layer_add", "layer_add_db", "rasterlayer_add", "layer_remove",
1130                          None,                          None,
1131                            "map_rename",
1132                          "map_projection",                          "map_projection",
1133                          None,                          None,
1134                          "map_zoom_in_tool", "map_zoom_out_tool",                          "map_zoom_in_tool", "map_zoom_out_tool",
1135                          "map_pan_tool", "map_identify_tool", "map_label_tool",                          "map_pan_tool",
                         None,  
1136                          "map_full_extent",                          "map_full_extent",
1137                            "layer_full_extent",
1138                            "selected_full_extent",
1139                          None,                          None,
1140                          "toggle_legend",                          "map_identify_tool", "map_label_tool",
                         None,  
                         "map_print",  
1141                          None,                          None,
1142                          "map_rename"]),                          "toggle_legend",
1143                            None]
1144    if wxPlatform == '__WXMSW__':
1145        map_menu.append("map_export")
1146    map_menu.append("map_print")
1147    
1148    # the menu structure
1149    main_menu = Menu("<main>", "<main>",
1150                     [Menu("file", _("&File"),
1151                           ["new_session", "open_session", None,
1152                            "save_session", "save_session_as", None,
1153                            "database_management", None,
1154                            "toggle_session_tree", None,
1155                            "exit"]),
1156                      Menu("map", _("&Map"), map_menu),
1157                    Menu("layer", _("&Layer"),                    Menu("layer", _("&Layer"),
1158                          ["layer_raise", "layer_lower",                         ["layer_rename", "layer_duplicate",
1159                            None,
1160                            "layer_raise", "layer_lower",
1161                          None,                          None,
1162                          "layer_show", "layer_hide",                          "layer_show", "layer_hide",
1163                          None,                          None,
1164                            "layer_projection",
1165                            None,
1166                          "layer_show_table",                          "layer_show_table",
1167                            "layer_jointable",
1168                            "layer_unjointable",
1169                          None,                          None,
1170                          "layer_properties"]),                          "layer_properties"]),
1171                      Menu("table", _("&Table"),
1172                           ["table_open", "table_close", "table_rename",
1173                           None,
1174                           "table_show",
1175                           None,
1176                           "table_join"]),
1177                    Menu("help", _("&Help"),                    Menu("help", _("&Help"),
1178                         ["help_about"])])                         ["help_about"])])
1179    
# Line 814  main_menu = Menu("<main>", "<main>", Line 1181  main_menu = Menu("<main>", "<main>",
1181    
1182  main_toolbar = Menu("<toolbar>", "<toolbar>",  main_toolbar = Menu("<toolbar>", "<toolbar>",
1183                      ["map_zoom_in_tool", "map_zoom_out_tool", "map_pan_tool",                      ["map_zoom_in_tool", "map_zoom_out_tool", "map_pan_tool",
1184                       "map_full_extent", None,                       "map_full_extent",
1185                         "layer_full_extent",
1186                         "selected_full_extent",
1187                         None,
1188                       "map_identify_tool", "map_label_tool"])                       "map_identify_tool", "map_label_tool"])
1189    
Legend:
Removed from v.704  
changed lines
  Added in v.1648
[email protected]
 ViewVC Help
Powered by ViewVC 1.1.26