/[thuban]/branches/WIP-pyshapelib-bramz/Thuban/UI/mainwindow.py
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revision 610 by jonathan, Fri Apr 4 13:56:59 2003 UTC revision 1094 by bh, Wed May 28 18:59:46 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 16  __ThubanVersion__ = "0.2" #"$THUBAN_0_2$ Line 17  __ThubanVersion__ = "0.2" #"$THUBAN_0_2$
17  #__BuildDate__ = "$Date$"  #__BuildDate__ = "$Date$"
18    
19  import os  import os
20    import copy
21    
22  from wxPython.wx import *  from wxPython.wx import *
23    from wxPython.wx import __version__ as wxPython_version
24    
25    from wxPython.lib.dialogs import wxMultipleChoiceDialog
26    
27  import Thuban  import Thuban
28    import Thuban.version
29    
30  from Thuban import _  from Thuban import _
31  from Thuban.Model.session import create_empty_session  from Thuban.Model.session import create_empty_session
32  from Thuban.Model.layer import Layer  from Thuban.Model.layer import Layer, RasterLayer
 from Thuban.Model.color import Color  
 from Thuban.Model.proj import Projection  
33    
34  import view  import view
35  import tree  import tree
 import proj4dialog  
36  import tableview, identifyview  import tableview, identifyview
37  import classifier  from Thuban.UI.classifier 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, DOCKABLE_DOCKED, DOCKABLE_UNDOCKED, DOCKABLE_CLOSED  from messages import LAYER_SELECTED, SHAPES_SELECTED, VIEW_POSITION
44    
45  from Thuban.UI.dock import DockableWindow, DockFrame, DockPanel  from Thuban.UI.dock import DockFrame
46    from Thuban.UI.join import JoinDialog
47    
48    import resource
49    
50  # the directory where the toolbar icons are stored  import projdialog
 bitmapdir = os.path.join(Thuban.__path__[0], os.pardir, "Resources", "Bitmaps")  
 bitmapext = ".xpm"  
51    
 ID_WINDOW_LEGEND = 4001  
 ID_WINDOW_CANVAS = 4002  
52    
53    
54  class MainWindow(DockFrame):  class MainWindow(DockFrame):
# Line 63  class MainWindow(DockFrame): Line 65  class MainWindow(DockFrame):
65      # implemented in the __getattr__ method.      # implemented in the __getattr__ method.
66      delegated_methods = {"SelectLayer": "canvas",      delegated_methods = {"SelectLayer": "canvas",
67                           "SelectShapes": "canvas",                           "SelectShapes": "canvas",
68                             "SelectedLayer": "canvas",
69                             "SelectedShapes": "canvas",
70                           }                           }
71    
72      def __init__(self, parent, ID, title, application, interactor,      def __init__(self, parent, ID, title, application, interactor,
# Line 101  class MainWindow(DockFrame): Line 105  class MainWindow(DockFrame):
105    
106          self.init_dialogs()          self.init_dialogs()
107    
108          EVT_CLOSE(self, self._OnClose)          EVT_CLOSE(self, self.OnClose)
109    
110      def Subscribe(self, channel, *args):      def Subscribe(self, channel, *args):
111          """Subscribe a function to a message channel.          """Subscribe a function to a message channel.
# Line 243  class MainWindow(DockFrame): Line 247  class MainWindow(DockFrame):
247              command = registry.Command(name)              command = registry.Command(name)
248              if command is not None:              if command is not None:
249                  ID = self.get_id(name)                  ID = self.get_id(name)
250                  filename = os.path.join(bitmapdir, command.Icon()) + bitmapext                  bitmap = resource.GetBitmapResource(command.Icon(),
251                  bitmap = wxBitmap(filename, wxBITMAP_TYPE_XPM)                                                      wxBITMAP_TYPE_XPM)
252                  toolbar.AddTool(ID, bitmap,                  toolbar.AddTool(ID, bitmap,
253                                  shortHelpString = command.HelpText(),                                  shortHelpString = command.HelpText(),
254                                  isToggle = command.IsCheckCommand())                                  isToggle = command.IsCheckCommand())
# Line 360  class MainWindow(DockFrame): Line 364  class MainWindow(DockFrame):
364                  d.Close()                  d.Close()
365    
366      def NewSession(self):      def NewSession(self):
367          self.save_modified_session()          if self.save_modified_session() != wxID_CANCEL:
368          self.prepare_new_session()              self.prepare_new_session()
369          self.application.SetSession(create_empty_session())              self.application.SetSession(create_empty_session())
370    
371      def OpenSession(self):      def OpenSession(self):
372          self.save_modified_session()          if self.save_modified_session() != wxID_CANCEL:
373          dlg = wxFileDialog(self, _("Open Session"), ".", "", "*.thuban", wxOPEN)              dlg = wxFileDialog(self, _("Open Session"), ".", "",
374          if dlg.ShowModal() == wxID_OK:                                 "Thuban Session File (*.thuban)|*.thuban",
375              self.prepare_new_session()                                 wxOPEN)
376              self.application.OpenSession(dlg.GetPath())              if dlg.ShowModal() == wxID_OK:
377          dlg.Destroy()                  self.prepare_new_session()
378                    self.application.OpenSession(dlg.GetPath())
379                dlg.Destroy()
380    
381      def SaveSession(self):      def SaveSession(self):
382          if self.application.session.filename == None:          if self.application.session.filename == None:
# Line 380  class MainWindow(DockFrame): Line 386  class MainWindow(DockFrame):
386    
387      def SaveSessionAs(self):      def SaveSessionAs(self):
388          dlg = wxFileDialog(self, _("Save Session As"), ".", "",          dlg = wxFileDialog(self, _("Save Session As"), ".", "",
389                             "*.thuban", wxOPEN)                             "Thuban Session File (*.thuban)|*.thuban",
390                               wxSAVE|wxOVERWRITE_PROMPT)
391          if dlg.ShowModal() == wxID_OK:          if dlg.ShowModal() == wxID_OK:
392              self.application.session.SetFilename(dlg.GetPath())              self.application.session.SetFilename(dlg.GetPath())
393              self.application.SaveSession()              self.application.SaveSession()
394          dlg.Destroy()          dlg.Destroy()
395    
396      def Exit(self):      def Exit(self):
397          self.Close(false)          self.Close(False)
398    
399      def _OnClose(self, event):      def OnClose(self, event):
400          result = self.save_modified_session(can_veto = event.CanVeto())          result = self.save_modified_session(can_veto = event.CanVeto())
401          if result == wxID_CANCEL:          if result == wxID_CANCEL:
402              event.Veto()              event.Veto()
# Line 398  class MainWindow(DockFrame): Line 405  class MainWindow(DockFrame):
405              # wx's destroy event, but that isn't implemented for wxGTK              # wx's destroy event, but that isn't implemented for wxGTK
406              # yet.              # yet.
407              self.canvas.Unsubscribe(VIEW_POSITION, self.view_position_changed)              self.canvas.Unsubscribe(VIEW_POSITION, self.view_position_changed)
408              DockFrame._OnClose(self, event)              DockFrame.OnClose(self, event)
409                for dlg in self.dialogs.values():
410                    dlg.Destroy()
411                self.canvas.Destroy()
412              self.Destroy()              self.Destroy()
413    
414      def SetMap(self, map):      def SetMap(self, map):
415          self.canvas.SetMap(map)          self.canvas.SetMap(map)
416          #self.legendPanel.SetMap(map)          self.__SetTitle(map.Title())
417    
418            dialog = self.FindRegisteredDock("legend")
419            if dialog is not None:
420                dialog.GetPanel().SetMap(self.Map())
421    
422      def Map(self):      def Map(self):
423          """Return the map displayed by this mainwindow"""          """Return the map displayed by this mainwindow"""
424    
         # sanity check  
         #assert(self.canvas.Map() is self.legendPanel.GetMap())  
   
425          return self.canvas.Map()          return self.canvas.Map()
426    
427      def ShowSessionTree(self):      def ToggleSessionTree(self):
428            """If the session tree is shown close it otherwise create a new tree"""
429          name = "session_tree"          name = "session_tree"
430          dialog = self.get_open_dialog(name)          dialog = self.get_open_dialog(name)
431          if dialog is None:          if dialog is None:
# Line 421  class MainWindow(DockFrame): Line 433  class MainWindow(DockFrame):
433              self.add_dialog(name, dialog)              self.add_dialog(name, dialog)
434              dialog.Show(True)              dialog.Show(True)
435          else:          else:
436              # FIXME: bring dialog to front here              dialog.Close()
             pass  
437    
438        def SessionTreeShown(self):
439            """Return true iff the session tree is currently shown"""
440            return self.get_open_dialog("session_tree") is not None
441    
442      def About(self):      def About(self):
443          self.RunMessageBox(_("About"),          self.RunMessageBox(_("About"),
444                             _("Thuban v%s\n"                             _("Thuban %s\n"
445                              #"Build Date: %s\n"                              #"Build Date: %s\n"
446                              "\n"                              "using:\n"
447                                "  %s\n"
448                                "  %s\n\n"
449                              "Thuban is a program for\n"                              "Thuban is a program for\n"
450                              "exploring geographic data.\n"                              "exploring geographic data.\n"
451                              "Copyright (C) 2001-2003 Intevation GmbH.\n"                              "Copyright (C) 2001-2003 Intevation GmbH.\n"
452                              "Thuban is licensed under the GNU GPL"                              "Thuban is licensed under the GNU GPL"
453                             % __ThubanVersion__), #__BuildDate__)),                              % (Thuban.version.longversion,
454                                   "wxPython %s" % wxPython_version,
455                                   "Python %d.%d.%d" % sys.version_info[:3]
456                                  )),
457    #                           % __ThubanVersion__), #__BuildDate__)),
458                             wxOK | wxICON_INFORMATION)                             wxOK | wxICON_INFORMATION)
459    
460      def AddLayer(self):      def AddLayer(self):
# Line 443  class MainWindow(DockFrame): Line 463  class MainWindow(DockFrame):
463          if dlg.ShowModal() == wxID_OK:          if dlg.ShowModal() == wxID_OK:
464              filename = dlg.GetPath()              filename = dlg.GetPath()
465              title = os.path.splitext(os.path.basename(filename))[0]              title = os.path.splitext(os.path.basename(filename))[0]
             layer = Layer(title, filename)  
466              map = self.canvas.Map()              map = self.canvas.Map()
467              has_layers = map.HasLayers()              has_layers = map.HasLayers()
468              try:              try:
469                  map.AddLayer(layer)                  store = self.application.Session().OpenShapefile(filename)
470              except IOError:              except IOError:
471                  # the layer couldn't be opened                  # the layer couldn't be opened
472                  self.RunMessageBox(_("Add Layer"),                  self.RunMessageBox(_("Add Layer"),
473                                     _("Can't open the file '%s'.") % filename)                                     _("Can't open the file '%s'.") % filename)
474              else:              else:
475                    layer = Layer(title, store)
476                    map.AddLayer(layer)
477                    if not has_layers:
478                        # if we're adding a layer to an empty map, fit the
479                        # new map to the window
480                        self.canvas.FitMapToWindow()
481            dlg.Destroy()
482    
483        def AddRasterLayer(self):
484            dlg = wxFileDialog(self, _("Select an image file"), ".", "", "*.*",
485                               wxOPEN)
486            if dlg.ShowModal() == wxID_OK:
487                filename = dlg.GetPath()
488                title = os.path.splitext(os.path.basename(filename))[0]
489                map = self.canvas.Map()
490                has_layers = map.HasLayers()
491                try:
492                    layer = RasterLayer(title, filename)
493                except IOError:
494                    # the layer couldn't be opened
495                    self.RunMessageBox(_("Add Image Layer"),
496                                       _("Can't open the file '%s'.") % filename)
497                else:
498                    map.AddLayer(layer)
499                  if not has_layers:                  if not has_layers:
500                      # if we're adding a layer to an empty map, fit the                      # if we're adding a layer to an empty map, fit the
501                      # new map to the window                      # new map to the window
# Line 467  class MainWindow(DockFrame): Line 510  class MainWindow(DockFrame):
510      def CanRemoveLayer(self):      def CanRemoveLayer(self):
511          """Return true if the currently selected layer can be deleted.          """Return true if the currently selected layer can be deleted.
512    
513          If no layer is selected return false.          If no layer is selected return False.
514    
515          The return value of this method determines whether the remove          The return value of this method determines whether the remove
516          layer command is sensitive in menu.          layer command is sensitive in menu.
# Line 475  class MainWindow(DockFrame): Line 518  class MainWindow(DockFrame):
518          layer = self.current_layer()          layer = self.current_layer()
519          if layer is not None:          if layer is not None:
520              return self.canvas.Map().CanRemoveLayer(layer)              return self.canvas.Map().CanRemoveLayer(layer)
521          return 0          return False
522    
523      def RaiseLayer(self):      def RaiseLayer(self):
524          layer = self.current_layer()          layer = self.current_layer()
# Line 498  class MainWindow(DockFrame): Line 541  class MainWindow(DockFrame):
541          """Return true if a layer is currently selected"""          """Return true if a layer is currently selected"""
542          return self.canvas.HasSelectedLayer()          return self.canvas.HasSelectedLayer()
543    
544      def choose_color(self):      def has_selected_shapes(self):
545          """Run the color selection dialog and return the selected color.          """Return true if a shape is currently selected"""
546            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  
   
     def LayerFillColor(self):  
         layer = self.current_layer()  
         if layer is not None:  
             color = self.choose_color()  
             if color is not None:  
                 layer.GetClassification().SetDefaultFill(color)  
547    
548      def LayerTransparentFill(self):      def HideLayer(self):
549          layer = self.current_layer()          layer = self.current_layer()
550          if layer is not None:          if layer is not None:
551              layer.GetClassification().SetDefaultFill(Color.Transparent)              layer.SetVisible(0)
552    
553      def LayerOutlineColor(self):      def ShowLayer(self):
554          layer = self.current_layer()          layer = self.current_layer()
555          if layer is not None:          if layer is not None:
556              color = self.choose_color()              layer.SetVisible(1)
             if color is not None:  
                 layer.GetClassification().SetDefaultLineColor(color)  
557    
558      def LayerNoOutline(self):      def DuplicateLayer(self):
559            """Ceate a new layer above the selected layer with the same shapestore
560            """
561          layer = self.current_layer()          layer = self.current_layer()
562          if layer is not None:          if layer is not None and hasattr(layer, "ShapeStore"):
563              layer.GetClassification().SetDefaultLineColor(Color.Transparent)              new_layer = Layer(_("Copy of `%s'") % layer.Title(),
564                                  layer.ShapeStore(),
565                                  projection = layer.GetProjection())
566                new_classification = copy.deepcopy(layer.GetClassification())
567                new_layer.SetClassification(new_classification)
568                self.Map().AddLayer(new_layer)
569    
570      def HideLayer(self):      def CanDuplicateLayer(self):
571          layer = self.current_layer()          """Return whether the DuplicateLayer method can create a duplicate"""
         if layer is not None:  
             layer.SetVisible(0)  
           
     def ShowLayer(self):  
572          layer = self.current_layer()          layer = self.current_layer()
573          if layer is not None:          return layer is not None and hasattr(layer, "ShapeStore")
             layer.SetVisible(1)  
574    
575      def LayerShowTable(self):      def LayerShowTable(self):
576          layer = self.current_layer()          layer = self.current_layer()
# Line 556  class MainWindow(DockFrame): Line 580  class MainWindow(DockFrame):
580              dialog = self.get_open_dialog(name)              dialog = self.get_open_dialog(name)
581              if dialog is None:              if dialog is None:
582                  dialog = tableview.LayerTableFrame(self, name,                  dialog = tableview.LayerTableFrame(self, name,
583                                                 _("Table: %s") % layer.Title(),                                           _("Layer Table: %s") % layer.Title(),
584                                                     layer, table)                                           layer, table)
585                  self.add_dialog(name, dialog)                  self.add_dialog(name, dialog)
586                  dialog.Show(true)                  dialog.Show(True)
587              else:              else:
588                  # FIXME: bring dialog to front here                  # FIXME: bring dialog to front here
589                  pass                  pass
590    
591      def Projection(self):      def MapProjection(self):
         map = self.canvas.Map()  
         proj = map.projection  
         if proj is None:  
             proj4Dlg = proj4dialog.Proj4Dialog(NULL, None, map.BoundingBox())  
         else:  
             proj4Dlg = proj4dialog.Proj4Dialog(NULL, map.projection.params,  
                                                map.BoundingBox())  
         if proj4Dlg.ShowModal() == wxID_OK:  
             params = proj4Dlg.GetParams()  
             if params is not None:  
                 proj = Projection(params)  
             else:  
                 proj = None  
             map.SetProjection(proj)  
         proj4Dlg.Destroy()  
592    
593      def Classify(self):          name = "map_projection"
594            dialog = self.get_open_dialog(name)
595    
596            if dialog is None:
597                map = self.canvas.Map()
598                dialog = projdialog.ProjFrame(self, name,
599                         _("Map Projection: %s") % map.Title(), map)
600                self.add_dialog(name, dialog)
601                dialog.Show()
602            dialog.Raise()
603    
604        def LayerProjection(self):
605    
606            layer = self.current_layer()
607    
608            name = "layer_projection" + str(id(layer))
609            dialog = self.get_open_dialog(name)
610    
611            if dialog is None:
612                map = self.canvas.Map()
613                dialog = projdialog.ProjFrame(self, name,
614                         _("Layer Projection: %s") % layer.Title(), layer)
615                self.add_dialog(name, dialog)
616                dialog.Show()
617            dialog.Raise()
618    
619        def LayerEditProperties(self):
620    
621          #          #
622          # the menu option for this should only be available if there          # the menu option for this should only be available if there
# Line 590  class MainWindow(DockFrame): Line 625  class MainWindow(DockFrame):
625          #          #
626    
627          layer = self.current_layer()          layer = self.current_layer()
628          self.OpenClassifier(layer)          self.OpenLayerProperties(layer)
629    
630      def OpenClassifier(self, layer, group = None):      def OpenLayerProperties(self, layer, group = None):
631          name = "classifier" + str(id(layer))          name = "layer_properties" + str(id(layer))
632          dialog = self.get_open_dialog(name)          dialog = self.get_open_dialog(name)
633    
634          if dialog is None:          if dialog is None:
635              dialog = classifier.Classifier(self, name, layer, group)              dialog = Classifier(self, name, layer, group)
636              self.add_dialog(name, dialog)              self.add_dialog(name, dialog)
637              dialog.Show()              dialog.Show()
638          dialog.Raise()          dialog.Raise()
639    
640        def LayerJoinTable(self):
641            layer = self.canvas.SelectedLayer()
642            if layer is not None:
643                dlg = JoinDialog(self, _("Join Layer with Table"),
644                                 self.application.session,
645                                 layer = layer)
646                dlg.ShowModal()
647    
648      def ShowLegend(self, switch = False):      def LayerUnjoinTable(self):
649            layer = self.canvas.SelectedLayer()
650            if layer is not None:
651                orig_store = layer.ShapeStore().OrigShapeStore()
652                if orig_store:
653                    layer.SetShapeStore(orig_store)
654    
655        def ShowLegend(self):
656            if not self.LegendShown():
657                self.ToggleLegend()
658    
659        def ToggleLegend(self):
660            """Show the legend if it's not shown otherwise hide it again"""
661          name = "legend"          name = "legend"
662          dialog = self.FindRegisteredDock(name)          dialog = self.FindRegisteredDock(name)
663    
664          if dialog is None:          if dialog is None:
665              title = "Legend: %s" % self.Map().Title()              dialog = self.CreateDock(name, -1, _("Legend"), wxLAYOUT_LEFT)
             dialog = self.CreateDock(name, -1, title, wxLAYOUT_LEFT)  
666              legend.LegendPanel(dialog, None, self)              legend.LegendPanel(dialog, None, self)
667              dialog.Dock()              dialog.Dock()
668                dialog.GetPanel().SetMap(self.Map())
669                dialog.Show()
670            else:
671                dialog.Show(not dialog.IsShown())
672    
673        def LegendShown(self):
674            """Return true iff the legend is currently open"""
675            dialog = self.FindRegisteredDock("legend")
676            return dialog is not None and dialog.IsShown()
677    
678        def TableOpen(self):
679            dlg = wxFileDialog(self, _("Open Table"), ".", "",
680                               _("DBF Files (*.dbf)") + "|*.dbf|" +
681                               #_("CSV Files (*.csv)") + "|*.csv|" +
682                               _("All Files (*.*)") + "|*.*",
683                               wxOPEN)
684            if dlg.ShowModal() == wxID_OK:
685                filename = dlg.GetPath()
686                dlg.Destroy()
687                try:
688                    table = self.application.session.OpenTableFile(filename)
689                except IOError:
690                    # the layer couldn't be opened
691                    self.RunMessageBox(_("Open Table"),
692                                       _("Can't open the file '%s'.") % filename)
693                else:
694                    self.ShowTableView(table)
695    
696        def TableClose(self):
697            tables = self.application.session.UnreferencedTables()
698    
699            lst = [(t.Title(), t) for t in tables]
700            lst.sort()
701            titles = [i[0] for i in lst]
702            dlg = wxMultipleChoiceDialog(self, _("Pick the tables to close:"),
703                                         _("Close Table"), titles,
704                                         size = (400, 300),
705                                         style = wxDEFAULT_DIALOG_STYLE |
706                                                 wxRESIZE_BORDER)
707            if dlg.ShowModal() == wxID_OK:
708                for i in dlg.GetValue():
709                    self.application.session.RemoveTable(lst[i][1])
710    
711          dialog.GetPanel().SetMap(self.Map())  
712          dialog.Show()      def TableShow(self):
713            """Offer a multi-selection dialog for tables to be displayed
714    
715            The windows for the selected tables are opened or brought to
716            the front.
717            """
718            tables = self.application.session.Tables()
719    
720            lst = [(t.Title(), t) for t in tables]
721            lst.sort()
722            titles = [i[0] for i in lst]
723            dlg = wxMultipleChoiceDialog(self, _("Pick the table to show:"),
724                                         _("Show Table"), titles,
725                                         size = (400,300),
726                                         style = wxDEFAULT_DIALOG_STYLE |
727                                                 wxRESIZE_BORDER)
728            if (dlg.ShowModal() == wxID_OK):
729                for i in dlg.GetValue():
730                    # XXX: if the table belongs to a layer, open a
731                    # LayerTableFrame instead of QueryTableFrame
732                    self.ShowTableView(lst[i][1])
733    
734        def TableJoin(self):
735            dlg = JoinDialog(self, _("Join Tables"), self.application.session)
736            dlg.ShowModal()
737    
738        def ShowTableView(self, table):
739            """Open a table view for the table and optionally"""
740            name = "table_view%d" % id(table)
741            dialog = self.get_open_dialog(name)
742            if dialog is None:
743                dialog = tableview.QueryTableFrame(self, name,
744                                                   _("Table: %s") % table.Title(),
745                                                   table)
746                self.add_dialog(name, dialog)
747                dialog.Show(True)
748            # FIXME: else bring dialog to front
749    
750      def ZoomInTool(self):      def ZoomInTool(self):
751          self.canvas.ZoomInTool()          self.canvas.ZoomInTool()
# Line 635  class MainWindow(DockFrame): Line 766  class MainWindow(DockFrame):
766      def FullExtent(self):      def FullExtent(self):
767          self.canvas.FitMapToWindow()          self.canvas.FitMapToWindow()
768    
769        def FullLayerExtent(self):
770            self.canvas.FitLayerToWindow(self.current_layer())
771    
772        def FullSelectionExtent(self):
773            self.canvas.FitSelectedToWindow()
774    
775        def ExportMap(self):
776            self.canvas.Export()
777    
778      def PrintMap(self):      def PrintMap(self):
779          self.canvas.Print()          self.canvas.Print()
780    
781        def RenameMap(self):
782            dlg = wxTextEntryDialog(self, "Map Title: ", "Rename Map",
783                                    self.Map().Title())
784            if dlg.ShowModal() == wxID_OK:
785                title = dlg.GetValue()
786                if title != "":
787                    self.Map().SetTitle(title)
788                    self.__SetTitle(title)
789    
790            dlg.Destroy()
791    
792      def identify_view_on_demand(self, layer, shapes):      def identify_view_on_demand(self, layer, shapes):
793            """Subscribed to the canvas' SHAPES_SELECTED message
794    
795            If the current tool is the identify tool, at least one shape is
796            selected and the identify dialog is not shown, show the dialog.
797            """
798            # If the selection has become empty we don't need to do
799            # anything. Otherwise it could happen that the dialog was popped
800            # up when the selection became empty, e.g. when a new selection
801            # is opened while the identify tool is active and dialog had
802            # been closed
803            if not shapes:
804                return
805    
806          name = "identify_view"          name = "identify_view"
807          if self.canvas.CurrentTool() == "IdentifyTool":          if self.canvas.CurrentTool() == "IdentifyTool":
808              if not self.dialog_open(name):              if not self.dialog_open(name):
# Line 649  class MainWindow(DockFrame): Line 813  class MainWindow(DockFrame):
813                  # FIXME: bring dialog to front?                  # FIXME: bring dialog to front?
814                  pass                  pass
815    
816        def __SetTitle(self, title):
817            self.SetTitle("Thuban - " + title)
818    
819  #  #
820  # Define all the commands available in the main window  # Define all the commands available in the main window
821  #  #
# Line 660  def call_method(context, methodname, *ar Line 827  def call_method(context, methodname, *ar
827      apply(getattr(context.mainwindow, methodname), args)      apply(getattr(context.mainwindow, methodname), args)
828    
829  def _method_command(name, title, method, helptext = "",  def _method_command(name, title, method, helptext = "",
830                      icon = "", sensitive = None):                      icon = "", sensitive = None, checked = None):
831      """Add a command implemented by a method of the mainwindow object"""      """Add a command implemented by a method of the mainwindow object"""
832      registry.Add(Command(name, title, call_method, args=(method,),      registry.Add(Command(name, title, call_method, args=(method,),
833                           helptext = helptext, icon = icon,                           helptext = helptext, icon = icon,
834                           sensitive = sensitive))                           sensitive = sensitive, checked = checked))
835    
836  def make_check_current_tool(toolname):  def make_check_current_tool(toolname):
837      """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 689  def _has_selected_layer(context): Line 856  def _has_selected_layer(context):
856      """Return true if a layer is selected in the context"""      """Return true if a layer is selected in the context"""
857      return context.mainwindow.has_selected_layer()      return context.mainwindow.has_selected_layer()
858    
859    def _has_selected_shapes(context):
860        """Return true if a layer is selected in the context"""
861        return context.mainwindow.has_selected_shapes()
862    
863  def _can_remove_layer(context):  def _can_remove_layer(context):
864      return context.mainwindow.CanRemoveLayer()      return context.mainwindow.CanRemoveLayer()
865    
866  def _has_tree_window_shown(context):  def _has_tree_window_shown(context):
867      """Return true if the tree window is shown"""      """Return true if the tree window is shown"""
868      return context.mainwindow.get_open_dialog("session_tree") is None      return context.mainwindow.SessionTreeShown()
869    
870  def _has_visible_map(context):  def _has_visible_map(context):
871      """Return true iff theres a visible map in the mainwindow.      """Return true iff theres a visible map in the mainwindow.
# Line 709  def _has_visible_map(context): Line 880  def _has_visible_map(context):
880    
881  def _has_legend_shown(context):  def _has_legend_shown(context):
882      """Return true if the legend window is shown"""      """Return true if the legend window is shown"""
883      return context.mainwindow.FindRegisteredDock("legend") is None      return context.mainwindow.LegendShown()
884    
885    
886  # File menu  # File menu
887  _method_command("new_session", _("&New Session"), "NewSession")  _method_command("new_session", _("&New Session"), "NewSession")
888  _method_command("open_session", _("&Open Session"), "OpenSession")  _method_command("open_session", _("&Open Session..."), "OpenSession")
889  _method_command("save_session", _("&Save Session"), "SaveSession")  _method_command("save_session", _("&Save Session"), "SaveSession")
890  _method_command("save_session_as", _("Save Session &As"), "SaveSessionAs")  _method_command("save_session_as", _("Save Session &As..."), "SaveSessionAs")
891  _method_command("show_session_tree", _("Show Session &Tree"), "ShowSessionTree",  _method_command("toggle_session_tree", _("Session &Tree"), "ToggleSessionTree",
892                  sensitive = _has_tree_window_shown)                  checked = _has_tree_window_shown)
893    _method_command("toggle_legend", _("Legend"), "ToggleLegend",
894                    checked = _has_legend_shown)
895  _method_command("exit", _("E&xit"), "Exit")  _method_command("exit", _("E&xit"), "Exit")
896    
897  # Help menu  # Help menu
898  _method_command("help_about", _("&About"), "About")  _method_command("help_about", _("&About..."), "About")
899    
900    
901  # Map menu  # Map menu
902  _method_command("map_projection", _("Pro&jection"), "Projection")  _method_command("map_projection", _("Pro&jection..."), "MapProjection")
903    
904  _tool_command("map_zoom_in_tool", _("&Zoom in"), "ZoomInTool", "ZoomInTool",  _tool_command("map_zoom_in_tool", _("&Zoom in"), "ZoomInTool", "ZoomInTool",
905                helptext = _("Switch to map-mode 'zoom-in'"), icon = "zoom_in",                helptext = _("Switch to map-mode 'zoom-in'"), icon = "zoom_in",
# Line 747  _tool_command("map_label_tool", _("&Labe Line 920  _tool_command("map_label_tool", _("&Labe
920  _method_command("map_full_extent", _("&Full extent"), "FullExtent",  _method_command("map_full_extent", _("&Full extent"), "FullExtent",
921                 helptext = _("Full Extent"), icon = "fullextent",                 helptext = _("Full Extent"), icon = "fullextent",
922                sensitive = _has_visible_map)                sensitive = _has_visible_map)
923    _method_command("layer_full_extent", _("&Full layer extent"), "FullLayerExtent",
924                   helptext = _("Full Layer Extent"), icon = "fulllayerextent",
925                  sensitive = _has_selected_layer)
926    _method_command("selected_full_extent", _("&Full selection extent"), "FullSelectionExtent",
927                   helptext = _("Full Selection Extent"), icon = "fullselextent",
928                  sensitive = _has_selected_shapes)
929    _method_command("map_export", _("E&xport"), "ExportMap",
930                        helptext = _("Export the map to file"))
931  _method_command("map_print", _("Prin&t"), "PrintMap",  _method_command("map_print", _("Prin&t"), "PrintMap",
932                  helptext = _("Print the map"))                  helptext = _("Print the map"))
933    _method_command("map_rename", _("&Rename..."), "RenameMap",
934  # Layer menu                  helptext = _("Rename the map"))
935  _method_command("layer_add", _("&Add Layer"), "AddLayer",  _method_command("layer_add", _("&Add Layer..."), "AddLayer",
936                  helptext = _("Add a new layer to active map"))                  helptext = _("Add a new layer to active map"))
937    _method_command("rasterlayer_add", _("&Add Image Layer..."), "AddRasterLayer",
938                    helptext = _("Add a new image layer to active map"))
939  _method_command("layer_remove", _("&Remove Layer"), "RemoveLayer",  _method_command("layer_remove", _("&Remove Layer"), "RemoveLayer",
940                  helptext = _("Remove selected layer(s)"),                  helptext = _("Remove selected layer(s)"),
941                  sensitive = _can_remove_layer)                  sensitive = _can_remove_layer)
942  _method_command("layer_fill_color", _("&Fill Color"), "LayerFillColor",  
943                  helptext = _("Set the fill color of selected layer(s)"),  # Layer menu
944                  sensitive = _has_selected_layer)  _method_command("layer_projection", _("Pro&jection..."), "LayerProjection",
 _method_command("layer_transparent_fill", _("&Transparent Fill"),  
                 "LayerTransparentFill",  
                 helptext = _("Do not fill the selected layer(s)"),  
                 sensitive = _has_selected_layer)  
 _method_command("layer_outline_color", _("&Outline Color"), "LayerOutlineColor",  
                 helptext = _("Set the outline color of selected layer(s)"),  
                 sensitive = _has_selected_layer)  
 _method_command("layer_no_outline", _("&No Outline"), "LayerNoOutline",  
                 helptext= _("Do not draw the outline of the selected layer(s)"),  
945                  sensitive = _has_selected_layer)                  sensitive = _has_selected_layer)
946    _method_command("layer_duplicate", _("&Duplicate"), "DuplicateLayer",
947                    helptext = _("Duplicate selected layer(s)"),
948              sensitive = lambda context: context.mainwindow.CanDuplicateLayer())
949  _method_command("layer_raise", _("&Raise"), "RaiseLayer",  _method_command("layer_raise", _("&Raise"), "RaiseLayer",
950                  helptext = _("Raise selected layer(s)"),                  helptext = _("Raise selected layer(s)"),
951                  sensitive = _has_selected_layer)                  sensitive = _has_selected_layer)
# Line 784  _method_command("layer_hide", _("&Hide") Line 961  _method_command("layer_hide", _("&Hide")
961  _method_command("layer_show_table", _("Show Ta&ble"), "LayerShowTable",  _method_command("layer_show_table", _("Show Ta&ble"), "LayerShowTable",
962                  helptext = _("Show the selected layer's table"),                  helptext = _("Show the selected layer's table"),
963                  sensitive = _has_selected_layer)                  sensitive = _has_selected_layer)
964  _method_command("layer_classifier", _("Classify"), "Classify",  _method_command("layer_properties", _("&Properties..."), "LayerEditProperties",
965                    sensitive = _has_selected_layer)
966    _method_command("layer_jointable", _("&Join Table..."), "LayerJoinTable",
967                  sensitive = _has_selected_layer)                  sensitive = _has_selected_layer)
 _method_command("show_legend", _("Show Legend"), "ShowLegend",  
                 sensitive = _has_legend_shown)  
968    
969  # the menu structure  def _can_unjoin(context):
970  main_menu = Menu("<main>", "<main>",      """Return whether the Layer/Unjoin command can be executed.
971                   [Menu("file", _("&File"),  
972                         ["new_session", "open_session", None,      This is the case if a layer is selected and that layer has a
973                          "save_session", "save_session_as", None,      shapestore that has an original shapestore.
974                          "show_session_tree", None,      """
975                          "show_legend", None,      layer = context.mainwindow.SelectedLayer()
976                          "exit"]),      if layer is None:
977                    Menu("map", _("&Map"),          return 0
978                         ["layer_add", "layer_remove",      getstore = getattr(layer, "ShapeStore", None)
979        if getstore is not None:
980            return getstore().OrigShapeStore() is not None
981        else:
982            return 0
983    _method_command("layer_unjointable", _("&Unjoin Table..."), "LayerUnjoinTable",
984                    sensitive = _can_unjoin)
985    
986    # Table menu
987    _method_command("table_open", _("&Open..."), "TableOpen")
988    _method_command("table_close", _("&Close"), "TableClose",
989           sensitive = lambda context: bool(context.session.UnreferencedTables()))
990    _method_command("table_show", _("&Show"), "TableShow")
991    _method_command("table_join", _("&Join..."), "TableJoin")
992    
993    #  Export only under Windows ...
994    map_menu = ["layer_add", "rasterlayer_add", "layer_remove", "map_rename",
995                          None,                          None,
996                          "map_projection",                          "map_projection",
997                          None,                          None,
998                          "map_zoom_in_tool", "map_zoom_out_tool",                          "map_zoom_in_tool", "map_zoom_out_tool",
999                          "map_pan_tool", "map_identify_tool", "map_label_tool",                          "map_pan_tool",
1000                            "map_full_extent",
1001                            "layer_full_extent",
1002                            "selected_full_extent",
1003                          None,                          None,
1004                          "map_full_extent",                          "map_identify_tool", "map_label_tool",
1005                          None,                          None,
1006                          "map_print"]),                          "toggle_legend",
1007                            None]
1008    if wxPlatform == '__WXMSW__':
1009        map_menu.append("map_export")
1010    map_menu.append("map_print")
1011    
1012    # the menu structure
1013    main_menu = Menu("<main>", "<main>",
1014                     [Menu("file", _("&File"),
1015                           ["new_session", "open_session", None,
1016                            "save_session", "save_session_as", None,
1017                            "toggle_session_tree", None,
1018                            "exit"]),
1019                      Menu("map", _("&Map"), map_menu),
1020                    Menu("layer", _("&Layer"),                    Menu("layer", _("&Layer"),
1021                         ["layer_fill_color", "layer_transparent_fill",                          ["layer_raise", "layer_lower",
                         "layer_outline_color", "layer_no_outline",  
                         None,  
                         "layer_raise", "layer_lower",  
1022                          None,                          None,
1023                          "layer_show", "layer_hide",                          "layer_show", "layer_hide",
1024                          None,                          None,
1025                            "layer_duplicate",
1026                            None,
1027                            "layer_projection",
1028                            None,
1029                          "layer_show_table",                          "layer_show_table",
1030                            "layer_jointable",
1031                            "layer_unjointable",
1032                          None,                          None,
1033                          "layer_classifier"]),                          "layer_properties"]),
1034                      Menu("table", _("&Table"),
1035                           ["table_open", "table_close",
1036                           None,
1037                           "table_show",
1038                           None,
1039                           "table_join"]),
1040                    Menu("help", _("&Help"),                    Menu("help", _("&Help"),
1041                         ["help_about"])])                         ["help_about"])])
1042    
# Line 826  main_menu = Menu("<main>", "<main>", Line 1044  main_menu = Menu("<main>", "<main>",
1044    
1045  main_toolbar = Menu("<toolbar>", "<toolbar>",  main_toolbar = Menu("<toolbar>", "<toolbar>",
1046                      ["map_zoom_in_tool", "map_zoom_out_tool", "map_pan_tool",                      ["map_zoom_in_tool", "map_zoom_out_tool", "map_pan_tool",
1047                       "map_full_extent", None,                       "map_full_extent",
1048                         "layer_full_extent",
1049                         "selected_full_extent",
1050                         None,
1051                       "map_identify_tool", "map_label_tool"])                       "map_identify_tool", "map_label_tool"])
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