/[thuban]/branches/WIP-pyshapelib-bramz/Thuban/UI/mainwindow.py
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revision 1072 by bh, Tue May 27 16:47:48 2003 UTC revision 1126 by bh, Mon Jun 2 14:15:43 2003 UTC
# Line 17  __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  from wxPython.wx import __version__ as wxPython_version
# Line 64  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",                           "SelectedShapes": "canvas",
70                           }                           }
71    
# Line 547  class MainWindow(DockFrame): Line 549  class MainWindow(DockFrame):
549          layer = self.current_layer()          layer = self.current_layer()
550          if layer is not None:          if layer is not None:
551              layer.SetVisible(0)              layer.SetVisible(0)
552            
553      def ShowLayer(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              layer.SetVisible(1)              layer.SetVisible(1)
557    
558        def DuplicateLayer(self):
559            """Ceate a new layer above the selected layer with the same shapestore
560            """
561            layer = self.current_layer()
562            if layer is not None and hasattr(layer, "ShapeStore"):
563                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 CanDuplicateLayer(self):
571            """Return whether the DuplicateLayer method can create a duplicate"""
572            layer = self.current_layer()
573            return layer is not None and hasattr(layer, "ShapeStore")
574    
575      def LayerShowTable(self):      def LayerShowTable(self):
576          layer = self.current_layer()          layer = self.current_layer()
577          if layer is not None:          if layer is not None:
# Line 627  class MainWindow(DockFrame): Line 646  class MainWindow(DockFrame):
646              dlg.ShowModal()              dlg.ShowModal()
647    
648      def LayerUnjoinTable(self):      def LayerUnjoinTable(self):
649          print "LayerUnjoinTable: Not implemented."          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):      def ShowLegend(self):
656          if not self.LegendShown():          if not self.LegendShown():
# Line 647  class MainWindow(DockFrame): Line 670  class MainWindow(DockFrame):
670          else:          else:
671              dialog.Show(not dialog.IsShown())              dialog.Show(not dialog.IsShown())
672    
673            self.canvas.FitMapToWindow()
674    
675      def LegendShown(self):      def LegendShown(self):
676          """Return true iff the legend is currently open"""          """Return true iff the legend is currently open"""
677          dialog = self.FindRegisteredDock("legend")          dialog = self.FindRegisteredDock("legend")
# Line 673  class MainWindow(DockFrame): Line 698  class MainWindow(DockFrame):
698      def TableClose(self):      def TableClose(self):
699          tables = self.application.session.UnreferencedTables()          tables = self.application.session.UnreferencedTables()
700    
701            lst = [(t.Title(), t) for t in tables]
702            lst.sort()
703            titles = [i[0] for i in lst]
704          dlg = wxMultipleChoiceDialog(self, _("Pick the tables to close:"),          dlg = wxMultipleChoiceDialog(self, _("Pick the tables to close:"),
705                                       _("Close Table"),                                       _("Close Table"), titles,
706                                       [t.Title() for t in tables],                                       size = (400, 300),
707                                       size = (400, 300), style=wxRESIZE_BORDER)                                       style = wxDEFAULT_DIALOG_STYLE |
708                                                 wxRESIZE_BORDER)
709          if dlg.ShowModal() == wxID_OK:          if dlg.ShowModal() == wxID_OK:
710              for i in dlg.GetValue():              for i in dlg.GetValue():
711                  self.application.session.RemoveTable(tables[i])                  self.application.session.RemoveTable(lst[i][1])
712    
713    
714      def TableShow(self):      def TableShow(self):
# Line 690  class MainWindow(DockFrame): Line 719  class MainWindow(DockFrame):
719          """          """
720          tables = self.application.session.Tables()          tables = self.application.session.Tables()
721    
722            lst = [(t.Title(), t) for t in tables]
723            lst.sort()
724            titles = [i[0] for i in lst]
725          dlg = wxMultipleChoiceDialog(self, _("Pick the table to show:"),          dlg = wxMultipleChoiceDialog(self, _("Pick the table to show:"),
726                                       _("Show Table"),                                       _("Show Table"), titles,
727                                       [t.Title() for t in tables],                                       size = (400,300),
728                                       size = (400,300), style = wxRESIZE_BORDER)                                       style = wxDEFAULT_DIALOG_STYLE |
729                                                 wxRESIZE_BORDER)
730          if (dlg.ShowModal() == wxID_OK):          if (dlg.ShowModal() == wxID_OK):
731              for i in dlg.GetValue():              for i in dlg.GetValue():
732                  # XXX: if the table belongs to a layer, open a                  # XXX: if the table belongs to a layer, open a
733                  # LayerTableFrame instead of QueryTableFrame                  # LayerTableFrame instead of QueryTableFrame
734                  self.ShowTableView(tables[i])                  self.ShowTableView(lst[i][1])
735    
736      def TableJoin(self):      def TableJoin(self):
737          dlg = JoinDialog(self, _("Join Tables"), self.application.session)          dlg = JoinDialog(self, _("Join Tables"), self.application.session)
# Line 716  class MainWindow(DockFrame): Line 749  class MainWindow(DockFrame):
749              dialog.Show(True)              dialog.Show(True)
750          # FIXME: else bring dialog to front          # FIXME: else bring dialog to front
751    
752        def TableRename(self):
753            """Let the user rename a table"""
754    
755            # First, let the user select a table
756            tables = self.application.session.Tables()
757            lst = [(t.Title(), t) for t in tables]
758            lst.sort()
759            titles = [i[0] for i in lst]
760            dlg = wxMultipleChoiceDialog(self, _("Pick the table to rename:"),
761                                         _("Rename Table"), titles,
762                                         size = (400,300),
763                                         style = wxDEFAULT_DIALOG_STYLE |
764                                                 wxRESIZE_BORDER)
765            if (dlg.ShowModal() == wxID_OK):
766                to_rename = [lst[i][1] for i in dlg.GetValue()]
767                dlg.Destroy()
768            else:
769                to_rename = []
770    
771            # Second, let the user rename the layers
772            for table in to_rename:
773                dlg = wxTextEntryDialog(self, "Table Title: ", "Rename Table",
774                                        table.Title())
775                try:
776                    if dlg.ShowModal() == wxID_OK:
777                        title = dlg.GetValue()
778                        if title != "":
779                            table.SetTitle(title)
780    
781                            # Make sure the session is marked as modified.
782                            # FIXME: This should be handled automatically,
783                            # but that requires more changes to the tables
784                            # than I have time for currently.
785                            self.application.session.changed()
786                finally:
787                    dlg.Destroy()
788    
789    
790      def ZoomInTool(self):      def ZoomInTool(self):
791          self.canvas.ZoomInTool()          self.canvas.ZoomInTool()
792    
# Line 758  class MainWindow(DockFrame): Line 829  class MainWindow(DockFrame):
829    
830          dlg.Destroy()          dlg.Destroy()
831    
832        def RenameLayer(self):
833            """Let the user rename the currently selected layer"""
834            layer = self.current_layer()
835            if layer is not None:
836                dlg = wxTextEntryDialog(self, "Layer Title: ", "Rename Layer",
837                                        layer.Title())
838                try:
839                    if dlg.ShowModal() == wxID_OK:
840                        title = dlg.GetValue()
841                        if title != "":
842                            layer.SetTitle(title)
843                finally:
844                    dlg.Destroy()
845    
846      def identify_view_on_demand(self, layer, shapes):      def identify_view_on_demand(self, layer, shapes):
847          """Subscribed to the canvas' SHAPES_SELECTED message          """Subscribed to the canvas' SHAPES_SELECTED message
848    
# Line 912  _method_command("layer_remove", _("&Remo Line 997  _method_command("layer_remove", _("&Remo
997  # Layer menu  # Layer menu
998  _method_command("layer_projection", _("Pro&jection..."), "LayerProjection",  _method_command("layer_projection", _("Pro&jection..."), "LayerProjection",
999                  sensitive = _has_selected_layer)                  sensitive = _has_selected_layer)
1000    _method_command("layer_duplicate", _("&Duplicate"), "DuplicateLayer",
1001                    helptext = _("Duplicate selected layer(s)"),
1002              sensitive = lambda context: context.mainwindow.CanDuplicateLayer())
1003    _method_command("layer_rename", _("Re&name ..."), "RenameLayer",
1004                    helptext = _("Rename selected layer"),
1005                    sensitive = _has_selected_layer)
1006  _method_command("layer_raise", _("&Raise"), "RaiseLayer",  _method_command("layer_raise", _("&Raise"), "RaiseLayer",
1007                  helptext = _("Raise selected layer(s)"),                  helptext = _("Raise selected layer(s)"),
1008                  sensitive = _has_selected_layer)                  sensitive = _has_selected_layer)
# Line 931  _method_command("layer_properties", _("& Line 1022  _method_command("layer_properties", _("&
1022                  sensitive = _has_selected_layer)                  sensitive = _has_selected_layer)
1023  _method_command("layer_jointable", _("&Join Table..."), "LayerJoinTable",  _method_command("layer_jointable", _("&Join Table..."), "LayerJoinTable",
1024                  sensitive = _has_selected_layer)                  sensitive = _has_selected_layer)
1025    
1026    def _can_unjoin(context):
1027        """Return whether the Layer/Unjoin command can be executed.
1028    
1029        This is the case if a layer is selected and that layer has a
1030        shapestore that has an original shapestore.
1031        """
1032        layer = context.mainwindow.SelectedLayer()
1033        if layer is None:
1034            return 0
1035        getstore = getattr(layer, "ShapeStore", None)
1036        if getstore is not None:
1037            return getstore().OrigShapeStore() is not None
1038        else:
1039            return 0
1040  _method_command("layer_unjointable", _("&Unjoin Table..."), "LayerUnjoinTable",  _method_command("layer_unjointable", _("&Unjoin Table..."), "LayerUnjoinTable",
1041                  sensitive = _has_selected_layer)                  sensitive = _can_unjoin)
1042    
1043    
1044    def _has_tables(context):
1045        return bool(context.session.Tables())
1046    
1047  # Table menu  # Table menu
1048  _method_command("table_open", _("&Open..."), "TableOpen")  _method_command("table_open", _("&Open..."), "TableOpen")
1049  _method_command("table_close", _("&Close"), "TableClose",  _method_command("table_close", _("&Close"), "TableClose",
1050         sensitive = lambda context: bool(context.session.UnreferencedTables()))         sensitive = lambda context: bool(context.session.UnreferencedTables()))
1051  _method_command("table_show", _("&Show"), "TableShow")  _method_command("table_rename", _("&Rename..."), "TableRename",
1052  _method_command("table_join", _("&Join..."), "TableJoin")                  sensitive = _has_tables)
1053    _method_command("table_show", _("&Show"), "TableShow",
1054                    sensitive = _has_tables)
1055    _method_command("table_join", _("&Join..."), "TableJoin",
1056                    sensitive = _has_tables)
1057    
1058  #  Export only under Windows ...  #  Export only under Windows ...
1059  map_menu = ["layer_add", "rasterlayer_add", "layer_remove", "map_rename",  map_menu = ["layer_add", "rasterlayer_add", "layer_remove", "map_rename",
# Line 969  main_menu = Menu("<main>", "<main>", Line 1083  main_menu = Menu("<main>", "<main>",
1083                          "exit"]),                          "exit"]),
1084                    Menu("map", _("&Map"), map_menu),                    Menu("map", _("&Map"), map_menu),
1085                    Menu("layer", _("&Layer"),                    Menu("layer", _("&Layer"),
1086                          ["layer_raise", "layer_lower",                         ["layer_rename", "layer_duplicate",
1087                            None,
1088                            "layer_raise", "layer_lower",
1089                          None,                          None,
1090                          "layer_show", "layer_hide",                          "layer_show", "layer_hide",
1091                          None,                          None,
# Line 981  main_menu = Menu("<main>", "<main>", Line 1097  main_menu = Menu("<main>", "<main>",
1097                          None,                          None,
1098                          "layer_properties"]),                          "layer_properties"]),
1099                    Menu("table", _("&Table"),                    Menu("table", _("&Table"),
1100                         ["table_open", "table_close",                         ["table_open", "table_close", "table_rename",
1101                         None,                         None,
1102                         "table_show",                         "table_show",
1103                         None,                         None,
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