/[thuban]/branches/WIP-pyshapelib-bramz/Thuban/UI/mainwindow.py
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revision 2017 by bh, Wed Dec 3 18:43:03 2003 UTC revision 2186 by jan, Sun Apr 18 20:37:01 2004 UTC
# Line 1  Line 1 
1  # Copyright (C) 2001, 2002, 2003 by Intevation GmbH  # Copyright (C) 2001, 2002, 2003, 2004 by Intevation GmbH
2  # Authors:  # Authors:
3  # Jan-Oliver Wagner <[email protected]>  # Jan-Oliver Wagner <[email protected]>
4  # Bernhard Herzog <[email protected]>  # Bernhard Herzog <[email protected]>
# Line 378  class MainWindow(DockFrame): Line 378  class MainWindow(DockFrame):
378    
379      def OpenSession(self):      def OpenSession(self):
380          if self.save_modified_session() != wxID_CANCEL:          if self.save_modified_session() != wxID_CANCEL:
381              dlg = wxFileDialog(self, _("Open Session"), ".", "",              dlg = wxFileDialog(self, _("Open Session"),
382                                   self.application.Path("data"), "",
383                                 "Thuban Session File (*.thuban)|*.thuban",                                 "Thuban Session File (*.thuban)|*.thuban",
384                                 wxOPEN)                                 wxOPEN)
385              if dlg.ShowModal() == wxID_OK:              if dlg.ShowModal() == wxID_OK:
386                  self.application.OpenSession(dlg.GetPath(),                  self.application.OpenSession(dlg.GetPath(),
387                                               self.run_db_param_dialog)                                               self.run_db_param_dialog)
388                    self.application.SetPath("data", dlg.GetPath())
389              dlg.Destroy()              dlg.Destroy()
390    
391      def run_db_param_dialog(self, parameters, message):      def run_db_param_dialog(self, parameters, message):
# Line 398  class MainWindow(DockFrame): Line 400  class MainWindow(DockFrame):
400              self.application.SaveSession()              self.application.SaveSession()
401    
402      def SaveSessionAs(self):      def SaveSessionAs(self):
403          dlg = wxFileDialog(self, _("Save Session As"), ".", "",          dlg = wxFileDialog(self, _("Save Session As"),
404                               self.application.Path("data"), "",
405                             "Thuban Session File (*.thuban)|*.thuban",                             "Thuban Session File (*.thuban)|*.thuban",
406                             wxSAVE|wxOVERWRITE_PROMPT)                             wxSAVE|wxOVERWRITE_PROMPT)
407          if dlg.ShowModal() == wxID_OK:          if dlg.ShowModal() == wxID_OK:
408              self.application.session.SetFilename(dlg.GetPath())              self.application.session.SetFilename(dlg.GetPath())
409              self.application.SaveSession()              self.application.SaveSession()
410                self.application.SetPath("data",dlg.GetPath())
411          dlg.Destroy()          dlg.Destroy()
412    
413      def Exit(self):      def Exit(self):
# Line 468  class MainWindow(DockFrame): Line 472  class MainWindow(DockFrame):
472          dialog.Raise()          dialog.Raise()
473    
474      def AddLayer(self):      def AddLayer(self):
475          dlg = wxFileDialog(self, _("Select one or more data files"), ".", "",          dlg = wxFileDialog(self, _("Select one or more data files"),
476                               self.application.Path("data"), "",
477                             _("Shapefiles (*.shp)") + "|*.shp;*.SHP|" +                             _("Shapefiles (*.shp)") + "|*.shp;*.SHP|" +
478                             _("All Files (*.*)") + "|*.*",                             _("All Files (*.*)") + "|*.*",
479                             wxOPEN | wxMULTIPLE)                             wxOPEN | wxMULTIPLE)
# Line 491  class MainWindow(DockFrame): Line 496  class MainWindow(DockFrame):
496                          # if we're adding a layer to an empty map, fit the                          # if we're adding a layer to an empty map, fit the
497                          # new map to the window                          # new map to the window
498                          self.canvas.FitMapToWindow()                          self.canvas.FitMapToWindow()
499                        self.application.SetPath("data",filename)
500          dlg.Destroy()          dlg.Destroy()
501    
502      def AddRasterLayer(self):      def AddRasterLayer(self):
503          dlg = wxFileDialog(self, _("Select an image file"), ".", "", "*.*",          dlg = wxFileDialog(self, _("Select an image file"),
504                               self.application.Path("data"), "", "*.*",
505                             wxOPEN)                             wxOPEN)
506          if dlg.ShowModal() == wxID_OK:          if dlg.ShowModal() == wxID_OK:
507              filename = dlg.GetPath()              filename = dlg.GetPath()
# Line 513  class MainWindow(DockFrame): Line 520  class MainWindow(DockFrame):
520                      # if we're adding a layer to an empty map, fit the                      # if we're adding a layer to an empty map, fit the
521                      # new map to the window                      # new map to the window
522                      self.canvas.FitMapToWindow()                      self.canvas.FitMapToWindow()
523                    self.application.SetPath("data", filename)
524          dlg.Destroy()          dlg.Destroy()
525    
526      def AddDBLayer(self):      def AddDBLayer(self):
# Line 521  class MainWindow(DockFrame): Line 529  class MainWindow(DockFrame):
529          dlg = ChooseDBTableDialog(self, self.application.Session())          dlg = ChooseDBTableDialog(self, self.application.Session())
530    
531          if dlg.ShowModal() == wxID_OK:          if dlg.ShowModal() == wxID_OK:
532              dbconn, dbtable = dlg.GetTable()              dbconn, dbtable, id_column, geo_column = dlg.GetTable()
533              try:              try:
534                  title = str(dbtable)                  title = str(dbtable)
535    
536                  # Chose the correct Interface for the database type                  # Chose the correct Interface for the database type
537                  store = PostGISShapeStore(dbconn, dbtable)                  store = session.OpenDBShapeStore(dbconn, dbtable,
538                  session.AddShapeStore(store)                                                   id_column = id_column,
539                                                     geometry_column = geo_column)
540                  layer = Layer(title, store)                  layer = Layer(title, store)
541              except:              except:
542                  # Some error occured while initializing the layer                  # Some error occured while initializing the layer
543                  self.RunMessageBox(_("Add Layer from database"),                  self.RunMessageBox(_("Add Layer from database"),
544                                     _("Can't open the database table '%s'")                                     _("Can't open the database table '%s'")
545                                     % dbtable)                                     % dbtable)
546                    return
547    
548              map = self.canvas.Map()              map = self.canvas.Map()
549    
# Line 562  class MainWindow(DockFrame): Line 572  class MainWindow(DockFrame):
572              return self.canvas.Map().CanRemoveLayer(layer)              return self.canvas.Map().CanRemoveLayer(layer)
573          return False          return False
574    
575        def LayerToTop(self):
576            layer = self.current_layer()
577            if layer is not None:
578                self.canvas.Map().MoveLayerToTop(layer)
579    
580      def RaiseLayer(self):      def RaiseLayer(self):
581          layer = self.current_layer()          layer = self.current_layer()
582          if layer is not None:          if layer is not None:
# Line 572  class MainWindow(DockFrame): Line 587  class MainWindow(DockFrame):
587          if layer is not None:          if layer is not None:
588              self.canvas.Map().LowerLayer(layer)              self.canvas.Map().LowerLayer(layer)
589    
590        def LayerToBottom(self):
591            layer = self.current_layer()
592            if layer is not None:
593                self.canvas.Map().MoveLayerToBottom(layer)
594    
595      def current_layer(self):      def current_layer(self):
596          """Return the currently selected layer.          """Return the currently selected layer.
597    
# Line 583  class MainWindow(DockFrame): Line 603  class MainWindow(DockFrame):
603          """Return true if a layer is currently selected"""          """Return true if a layer is currently selected"""
604          return self.canvas.HasSelectedLayer()          return self.canvas.HasSelectedLayer()
605    
606        def has_selected_shape_layer(self):
607            """Return true if a shape layer is currently selected"""
608            return isinstance(self.current_layer(), Layer)
609    
610      def has_selected_shapes(self):      def has_selected_shapes(self):
611          """Return true if a shape is currently selected"""          """Return true if a shape is currently selected"""
612          return self.canvas.HasSelectedShapes()          return self.canvas.HasSelectedShapes()
# Line 590  class MainWindow(DockFrame): Line 614  class MainWindow(DockFrame):
614      def HideLayer(self):      def HideLayer(self):
615          layer = self.current_layer()          layer = self.current_layer()
616          if layer is not None:          if layer is not None:
617              layer.SetVisible(0)              layer.SetVisible(False)
618    
619      def ShowLayer(self):      def ShowLayer(self):
620          layer = self.current_layer()          layer = self.current_layer()
621          if layer is not None:          if layer is not None:
622              layer.SetVisible(1)              layer.SetVisible(True)
623    
624        def ToggleLayerVisibility(self):
625            layer = self.current_layer()
626            layer.SetVisible(not layer.Visible())
627    
628      def DuplicateLayer(self):      def DuplicateLayer(self):
629          """Ceate a new layer above the selected layer with the same shapestore          """Ceate a new layer above the selected layer with the same shapestore
# Line 615  class MainWindow(DockFrame): Line 643  class MainWindow(DockFrame):
643          return layer is not None and hasattr(layer, "ShapeStore")          return layer is not None and hasattr(layer, "ShapeStore")
644    
645      def LayerShowTable(self):      def LayerShowTable(self):
646            """
647            Present a TableView Window for the current layer.
648            In case the window is already open, bring it to the front.
649            In case, there is no active layer, do nothing.
650            In case, the layer has no ShapeStore, do nothing.
651            """
652          layer = self.current_layer()          layer = self.current_layer()
653          if layer is not None:          if layer is not None:
654                if not hasattr(layer, "ShapeStore"):
655                    return
656              table = layer.ShapeStore().Table()              table = layer.ShapeStore().Table()
657              name = "table_view" + str(id(table))              name = "table_view" + str(id(table))
658              dialog = self.get_open_dialog(name)              dialog = self.get_open_dialog(name)
# Line 627  class MainWindow(DockFrame): Line 663  class MainWindow(DockFrame):
663                  self.add_dialog(name, dialog)                  self.add_dialog(name, dialog)
664                  dialog.Show(True)                  dialog.Show(True)
665              else:              else:
666                  # FIXME: bring dialog to front here                  dialog.Raise()
                 pass  
667    
668      def MapProjection(self):      def MapProjection(self):
669    
# Line 718  class MainWindow(DockFrame): Line 753  class MainWindow(DockFrame):
753          return dialog is not None and dialog.IsShown()          return dialog is not None and dialog.IsShown()
754    
755      def TableOpen(self):      def TableOpen(self):
756          dlg = wxFileDialog(self, _("Open Table"), ".", "",          dlg = wxFileDialog(self, _("Open Table"),
757                               self.application.Path("data"), "",
758                             _("DBF Files (*.dbf)") + "|*.dbf|" +                             _("DBF Files (*.dbf)") + "|*.dbf|" +
759                             #_("CSV Files (*.csv)") + "|*.csv|" +                             #_("CSV Files (*.csv)") + "|*.csv|" +
760                             _("All Files (*.*)") + "|*.*",                             _("All Files (*.*)") + "|*.*",
# Line 734  class MainWindow(DockFrame): Line 770  class MainWindow(DockFrame):
770                                     _("Can't open the file '%s'.") % filename)                                     _("Can't open the file '%s'.") % filename)
771              else:              else:
772                  self.ShowTableView(table)                  self.ShowTableView(table)
773                    self.application.SetPath("data",filename)
774    
775      def TableClose(self):      def TableClose(self):
776          tables = self.application.session.UnreferencedTables()          tables = self.application.session.UnreferencedTables()
# Line 810  class MainWindow(DockFrame): Line 847  class MainWindow(DockFrame):
847    
848          # Second, let the user rename the layers          # Second, let the user rename the layers
849          for table in to_rename:          for table in to_rename:
850              dlg = wxTextEntryDialog(self, "Table Title: ", "Rename Table",              dlg = wxTextEntryDialog(self, _("Table Title:"), _("Rename Table"),
851                                      table.Title())                                      table.Title())
852              try:              try:
853                  if dlg.ShowModal() == wxID_OK:                  if dlg.ShowModal() == wxID_OK:
# Line 859  class MainWindow(DockFrame): Line 896  class MainWindow(DockFrame):
896          self.canvas.Print()          self.canvas.Print()
897    
898      def RenameMap(self):      def RenameMap(self):
899          dlg = wxTextEntryDialog(self, "Map Title: ", "Rename Map",          dlg = wxTextEntryDialog(self, _("Map Title:"), _("Rename Map"),
900                                  self.Map().Title())                                  self.Map().Title())
901          if dlg.ShowModal() == wxID_OK:          if dlg.ShowModal() == wxID_OK:
902              title = dlg.GetValue()              title = dlg.GetValue()
# Line 872  class MainWindow(DockFrame): Line 909  class MainWindow(DockFrame):
909          """Let the user rename the currently selected layer"""          """Let the user rename the currently selected layer"""
910          layer = self.current_layer()          layer = self.current_layer()
911          if layer is not None:          if layer is not None:
912              dlg = wxTextEntryDialog(self, "Layer Title: ", "Rename Layer",              dlg = wxTextEntryDialog(self, _("Layer Title:"), _("Rename Layer"),
913                                      layer.Title())                                      layer.Title())
914              try:              try:
915                  if dlg.ShowModal() == wxID_OK:                  if dlg.ShowModal() == wxID_OK:
# Line 971  def _has_selected_layer(context): Line 1008  def _has_selected_layer(context):
1008      """Return true if a layer is selected in the context"""      """Return true if a layer is selected in the context"""
1009      return context.mainwindow.has_selected_layer()      return context.mainwindow.has_selected_layer()
1010    
1011    def _has_selected_layer_visible(context):
1012        """Return true if a layer is selected in the context which is
1013        visible."""
1014        if context.mainwindow.has_selected_layer():
1015            layer = context.mainwindow.current_layer()
1016            if layer.Visible(): return True
1017        return False
1018    
1019    def _has_selected_shape_layer(context):
1020        """Return true if a shape layer is selected in the context"""
1021        return context.mainwindow.has_selected_shape_layer()
1022    
1023  def _has_selected_shapes(context):  def _has_selected_shapes(context):
1024      """Return true if a layer is selected in the context"""      """Return true if a layer is selected in the context"""
1025      return context.mainwindow.has_selected_shapes()      return context.mainwindow.has_selected_shapes()
# Line 990  def _has_visible_map(context): Line 1039  def _has_visible_map(context):
1039      if map is not None:      if map is not None:
1040          for layer in map.Layers():          for layer in map.Layers():
1041              if layer.Visible():              if layer.Visible():
1042                  return 1                  return True
1043      return 0      return False
1044    
1045  def _has_legend_shown(context):  def _has_legend_shown(context):
1046      """Return true if the legend window is shown"""      """Return true if the legend window is shown"""
# Line 1107  _method_command("layer_hide", _("&Hide") Line 1156  _method_command("layer_hide", _("&Hide")
1156                  sensitive = _has_selected_layer)                  sensitive = _has_selected_layer)
1157  _method_command("layer_show_table", _("Show Ta&ble"), "LayerShowTable",  _method_command("layer_show_table", _("Show Ta&ble"), "LayerShowTable",
1158                  helptext = _("Show the selected layer's table"),                  helptext = _("Show the selected layer's table"),
1159                  sensitive = _has_selected_layer)                  sensitive = _has_selected_shape_layer)
1160  _method_command("layer_properties", _("&Properties..."), "LayerEditProperties",  _method_command("layer_properties", _("&Properties..."), "LayerEditProperties",
1161                  sensitive = _has_selected_layer,                  sensitive = _has_selected_layer,
1162                  helptext = _("Edit the properties of the selected layer"))                  helptext = _("Edit the properties of the selected layer"))
1163  _method_command("layer_jointable", _("&Join Table..."), "LayerJoinTable",  _method_command("layer_jointable", _("&Join Table..."), "LayerJoinTable",
1164                  sensitive = _has_selected_layer,                  sensitive = _has_selected_shape_layer,
1165                  helptext = _("Join and attach a table to the selected layer"))                  helptext = _("Join and attach a table to the selected layer"))
1166    
1167    # further layer methods:
1168    _method_command("layer_to_top", _("&Top"), "LayerToTop",
1169                    helptext = _("Put selected layer to the top"),
1170                    sensitive = _has_selected_layer)
1171    _method_command("layer_to_bottom", _("&Bottom"), "LayerToBottom",
1172                    helptext = _("Put selected layer to the bottom"),
1173                    sensitive = _has_selected_layer)
1174    _method_command("layer_visibility", _("&Visible"), "ToggleLayerVisibility",
1175                    checked = _has_selected_layer_visible,
1176                    helptext = _("Toggle visibility of selected layer"),
1177                    sensitive = _has_selected_layer)
1178    
1179  def _can_unjoin(context):  def _can_unjoin(context):
1180      """Return whether the Layer/Unjoin command can be executed.      """Return whether the Layer/Unjoin command can be executed.
1181    
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