/[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 787 by bh, Wed Apr 30 10:57:24 2003 UTC
# Line 30  import view Line 30  import view
30  import tree  import tree
31  import proj4dialog  import proj4dialog
32  import tableview, identifyview  import tableview, identifyview
33  import classifier  from Thuban.UI.classifier import Classifier
34  import legend  import legend
35  from menu import Menu  from menu import Menu
36    
37  from context import Context  from context import Context
38  from command import registry, Command, ToolCommand  from command import registry, Command, ToolCommand
39  from messages import LAYER_SELECTED, SHAPES_SELECTED, VIEW_POSITION, DOCKABLE_DOCKED, DOCKABLE_UNDOCKED, DOCKABLE_CLOSED  from messages import LAYER_SELECTED, SHAPES_SELECTED, VIEW_POSITION
40    
41  from Thuban.UI.dock import DockableWindow, DockFrame, DockPanel  from Thuban.UI.dock import DockFrame
42    
43    import resource
44    
45  # the directory where the toolbar icons are stored  import projdialog
 bitmapdir = os.path.join(Thuban.__path__[0], os.pardir, "Resources", "Bitmaps")  
 bitmapext = ".xpm"  
46    
 ID_WINDOW_LEGEND = 4001  
 ID_WINDOW_CANVAS = 4002  
47    
48    
49  class MainWindow(DockFrame):  class MainWindow(DockFrame):
# Line 243  class MainWindow(DockFrame): Line 240  class MainWindow(DockFrame):
240              command = registry.Command(name)              command = registry.Command(name)
241              if command is not None:              if command is not None:
242                  ID = self.get_id(name)                  ID = self.get_id(name)
243                  filename = os.path.join(bitmapdir, command.Icon()) + bitmapext                  bitmap = resource.GetBitmapResource(command.Icon(),
244                  bitmap = wxBitmap(filename, wxBITMAP_TYPE_XPM)                                                      wxBITMAP_TYPE_XPM)
245                  toolbar.AddTool(ID, bitmap,                  toolbar.AddTool(ID, bitmap,
246                                  shortHelpString = command.HelpText(),                                  shortHelpString = command.HelpText(),
247                                  isToggle = command.IsCheckCommand())                                  isToggle = command.IsCheckCommand())
# Line 380  class MainWindow(DockFrame): Line 377  class MainWindow(DockFrame):
377    
378      def SaveSessionAs(self):      def SaveSessionAs(self):
379          dlg = wxFileDialog(self, _("Save Session As"), ".", "",          dlg = wxFileDialog(self, _("Save Session As"), ".", "",
380                             "*.thuban", wxOPEN)                             "*.thuban", wxSAVE|wxOVERWRITE_PROMPT)
381          if dlg.ShowModal() == wxID_OK:          if dlg.ShowModal() == wxID_OK:
382              self.application.session.SetFilename(dlg.GetPath())              self.application.session.SetFilename(dlg.GetPath())
383              self.application.SaveSession()              self.application.SaveSession()
384          dlg.Destroy()          dlg.Destroy()
385    
386      def Exit(self):      def Exit(self):
387          self.Close(false)          self.Close(False)
388    
389      def _OnClose(self, event):      def _OnClose(self, event):
390          result = self.save_modified_session(can_veto = event.CanVeto())          result = self.save_modified_session(can_veto = event.CanVeto())
# Line 403  class MainWindow(DockFrame): Line 400  class MainWindow(DockFrame):
400    
401      def SetMap(self, map):      def SetMap(self, map):
402          self.canvas.SetMap(map)          self.canvas.SetMap(map)
403          #self.legendPanel.SetMap(map)          self.__SetTitle(map.Title())
404    
405            dialog = self.FindRegisteredDock("legend")
406            if dialog is not None:
407                dialog.GetPanel().SetMap(self.Map())
408    
409      def Map(self):      def Map(self):
410          """Return the map displayed by this mainwindow"""          """Return the map displayed by this mainwindow"""
411    
         # sanity check  
         #assert(self.canvas.Map() is self.legendPanel.GetMap())  
   
412          return self.canvas.Map()          return self.canvas.Map()
413    
414      def ShowSessionTree(self):      def ToggleSessionTree(self):
415            """If the session tree is shown close it otherwise create a new tree"""
416          name = "session_tree"          name = "session_tree"
417          dialog = self.get_open_dialog(name)          dialog = self.get_open_dialog(name)
418          if dialog is None:          if dialog is None:
# Line 421  class MainWindow(DockFrame): Line 420  class MainWindow(DockFrame):
420              self.add_dialog(name, dialog)              self.add_dialog(name, dialog)
421              dialog.Show(True)              dialog.Show(True)
422          else:          else:
423              # FIXME: bring dialog to front here              dialog.Close()
             pass  
424    
425        def SessionTreeShown(self):
426            """Return true iff the session tree is currently shown"""
427            return self.get_open_dialog("session_tree") is not None
428    
429      def About(self):      def About(self):
430          self.RunMessageBox(_("About"),          self.RunMessageBox(_("About"),
# Line 443  class MainWindow(DockFrame): Line 444  class MainWindow(DockFrame):
444          if dlg.ShowModal() == wxID_OK:          if dlg.ShowModal() == wxID_OK:
445              filename = dlg.GetPath()              filename = dlg.GetPath()
446              title = os.path.splitext(os.path.basename(filename))[0]              title = os.path.splitext(os.path.basename(filename))[0]
447              layer = Layer(title, filename)              store = self.application.Session().OpenShapefile(filename)
448                layer = Layer(title, store)
449              map = self.canvas.Map()              map = self.canvas.Map()
450              has_layers = map.HasLayers()              has_layers = map.HasLayers()
451              try:              try:
# Line 467  class MainWindow(DockFrame): Line 469  class MainWindow(DockFrame):
469      def CanRemoveLayer(self):      def CanRemoveLayer(self):
470          """Return true if the currently selected layer can be deleted.          """Return true if the currently selected layer can be deleted.
471    
472          If no layer is selected return false.          If no layer is selected return False.
473    
474          The return value of this method determines whether the remove          The return value of this method determines whether the remove
475          layer command is sensitive in menu.          layer command is sensitive in menu.
# Line 475  class MainWindow(DockFrame): Line 477  class MainWindow(DockFrame):
477          layer = self.current_layer()          layer = self.current_layer()
478          if layer is not None:          if layer is not None:
479              return self.canvas.Map().CanRemoveLayer(layer)              return self.canvas.Map().CanRemoveLayer(layer)
480          return 0          return False
481    
482      def RaiseLayer(self):      def RaiseLayer(self):
483          layer = self.current_layer()          layer = self.current_layer()
# Line 514  class MainWindow(DockFrame): Line 516  class MainWindow(DockFrame):
516          dlg.Destroy()          dlg.Destroy()
517          return color          return color
518    
     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)  
   
     def LayerTransparentFill(self):  
         layer = self.current_layer()  
         if layer is not None:  
             layer.GetClassification().SetDefaultFill(Color.Transparent)  
   
     def LayerOutlineColor(self):  
         layer = self.current_layer()  
         if layer is not None:  
             color = self.choose_color()  
             if color is not None:  
                 layer.GetClassification().SetDefaultLineColor(color)  
   
     def LayerNoOutline(self):  
         layer = self.current_layer()  
         if layer is not None:  
             layer.GetClassification().SetDefaultLineColor(Color.Transparent)  
   
519      def HideLayer(self):      def HideLayer(self):
520          layer = self.current_layer()          layer = self.current_layer()
521          if layer is not None:          if layer is not None:
# Line 564  class MainWindow(DockFrame): Line 542  class MainWindow(DockFrame):
542                  # FIXME: bring dialog to front here                  # FIXME: bring dialog to front here
543                  pass                  pass
544    
545      def Projection(self):      def MapProjection(self):
546          map = self.canvas.Map()  
547          proj = map.projection          name = "map_projection"
548          if proj is None:          dialog = self.get_open_dialog(name)
549              proj4Dlg = proj4dialog.Proj4Dialog(NULL, None, map.BoundingBox())  
550          else:          if dialog is None:
551              proj4Dlg = proj4dialog.Proj4Dialog(NULL, map.projection.params,              map = self.canvas.Map()
552                                                 map.BoundingBox())              dialog = projdialog.ProjFrame(self, name,
553          if proj4Dlg.ShowModal() == wxID_OK:                       _("Map Projection: %s") % map.Title(), map)
554              params = proj4Dlg.GetParams()              self.add_dialog(name, dialog)
555              if params is not None:              dialog.Show()
556                  proj = Projection(params)          dialog.Raise()
             else:  
                 proj = None  
             map.SetProjection(proj)  
         proj4Dlg.Destroy()  
557    
558      def Classify(self):      def LayerProjection(self):
559    
560            layer = self.current_layer()
561    
562            name = "layer_projection" + str(id(layer))
563            dialog = self.get_open_dialog(name)
564    
565            if dialog is None:
566                map = self.canvas.Map()
567                dialog = projdialog.ProjFrame(self, name,
568                         _("Layer Projection: %s") % layer.Title(), layer)
569                self.add_dialog(name, dialog)
570                dialog.Show()
571            dialog.Raise()
572    
573        def LayerEditProperties(self):
574    
575          #          #
576          # 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 579  class MainWindow(DockFrame):
579          #          #
580    
581          layer = self.current_layer()          layer = self.current_layer()
582          self.OpenClassifier(layer)          self.OpenLayerProperties(layer)
583    
584      def OpenClassifier(self, layer, group = None):      def OpenLayerProperties(self, layer, group = None):
585          name = "classifier" + str(id(layer))          name = "layer_properties" + str(id(layer))
586          dialog = self.get_open_dialog(name)          dialog = self.get_open_dialog(name)
587    
588          if dialog is None:          if dialog is None:
589              dialog = classifier.Classifier(self, name, layer, group)              dialog = Classifier(self, name, layer, group)
590              self.add_dialog(name, dialog)              self.add_dialog(name, dialog)
591              dialog.Show()              dialog.Show()
592          dialog.Raise()          dialog.Raise()
593    
594    
595      def ShowLegend(self, switch = False):      def ShowLegend(self):
596            if not self.LegendShown():
597                self.ToggleLegend()
598    
599        def ToggleLegend(self):
600            """Show the legend if it's not shown otherwise hide it again"""
601          name = "legend"          name = "legend"
602          dialog = self.FindRegisteredDock(name)          dialog = self.FindRegisteredDock(name)
603    
604          if dialog is None:          if dialog is None:
605              title = "Legend: %s" % self.Map().Title()              dialog = self.CreateDock(name, -1, _("Legend"), wxLAYOUT_LEFT)
             dialog = self.CreateDock(name, -1, title, wxLAYOUT_LEFT)  
606              legend.LegendPanel(dialog, None, self)              legend.LegendPanel(dialog, None, self)
607              dialog.Dock()              dialog.Dock()
608                dialog.GetPanel().SetMap(self.Map())
609                dialog.Show()
610            else:
611                dialog.Show(not dialog.IsShown())
612    
613          dialog.GetPanel().SetMap(self.Map())      def LegendShown(self):
614          dialog.Show()          """Return true iff the legend is currently open"""
615            dialog = self.FindRegisteredDock("legend")
616            return dialog is not None and dialog.IsShown()
617    
618      def ZoomInTool(self):      def ZoomInTool(self):
619          self.canvas.ZoomInTool()          self.canvas.ZoomInTool()
# Line 638  class MainWindow(DockFrame): Line 637  class MainWindow(DockFrame):
637      def PrintMap(self):      def PrintMap(self):
638          self.canvas.Print()          self.canvas.Print()
639    
640        def RenameMap(self):
641            dlg = wxTextEntryDialog(self, "Map Title: ", "Rename Map",
642                                    self.Map().Title())
643            if dlg.ShowModal() == wxID_OK:
644                title = dlg.GetValue()
645                if title != "":
646                    self.Map().SetTitle(title)
647                    self.__SetTitle(title)
648    
649            dlg.Destroy()
650    
651      def identify_view_on_demand(self, layer, shapes):      def identify_view_on_demand(self, layer, shapes):
652            """Subscribed to the canvas' SHAPES_SELECTED message
653    
654            If the current tool is the identify tool, at least one shape is
655            selected and the identify dialog is not shown, show the dialog.
656            """
657            # If the selection has become empty we don't need to do
658            # anything. Otherwise it could happen that the dialog was popped
659            # up when the selection became empty, e.g. when a new selection
660            # is opened while the identify tool is active and dialog had
661            # been closed
662            if not shapes:
663                return
664    
665          name = "identify_view"          name = "identify_view"
666          if self.canvas.CurrentTool() == "IdentifyTool":          if self.canvas.CurrentTool() == "IdentifyTool":
667              if not self.dialog_open(name):              if not self.dialog_open(name):
# Line 649  class MainWindow(DockFrame): Line 672  class MainWindow(DockFrame):
672                  # FIXME: bring dialog to front?                  # FIXME: bring dialog to front?
673                  pass                  pass
674    
675        def __SetTitle(self, title):
676            self.SetTitle("Thuban - " + title)
677    
678  #  #
679  # Define all the commands available in the main window  # Define all the commands available in the main window
680  #  #
# Line 660  def call_method(context, methodname, *ar Line 686  def call_method(context, methodname, *ar
686      apply(getattr(context.mainwindow, methodname), args)      apply(getattr(context.mainwindow, methodname), args)
687    
688  def _method_command(name, title, method, helptext = "",  def _method_command(name, title, method, helptext = "",
689                      icon = "", sensitive = None):                      icon = "", sensitive = None, checked = None):
690      """Add a command implemented by a method of the mainwindow object"""      """Add a command implemented by a method of the mainwindow object"""
691      registry.Add(Command(name, title, call_method, args=(method,),      registry.Add(Command(name, title, call_method, args=(method,),
692                           helptext = helptext, icon = icon,                           helptext = helptext, icon = icon,
693                           sensitive = sensitive))                           sensitive = sensitive, checked = checked))
694    
695  def make_check_current_tool(toolname):  def make_check_current_tool(toolname):
696      """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 694  def _can_remove_layer(context): Line 720  def _can_remove_layer(context):
720    
721  def _has_tree_window_shown(context):  def _has_tree_window_shown(context):
722      """Return true if the tree window is shown"""      """Return true if the tree window is shown"""
723      return context.mainwindow.get_open_dialog("session_tree") is None      return context.mainwindow.SessionTreeShown()
724    
725  def _has_visible_map(context):  def _has_visible_map(context):
726      """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 735  def _has_visible_map(context):
735    
736  def _has_legend_shown(context):  def _has_legend_shown(context):
737      """Return true if the legend window is shown"""      """Return true if the legend window is shown"""
738      return context.mainwindow.FindRegisteredDock("legend") is None      return context.mainwindow.LegendShown()
739    
740    
741  # File menu  # File menu
# Line 717  _method_command("new_session", _("&New S Line 743  _method_command("new_session", _("&New S
743  _method_command("open_session", _("&Open Session"), "OpenSession")  _method_command("open_session", _("&Open Session"), "OpenSession")
744  _method_command("save_session", _("&Save Session"), "SaveSession")  _method_command("save_session", _("&Save Session"), "SaveSession")
745  _method_command("save_session_as", _("Save Session &As"), "SaveSessionAs")  _method_command("save_session_as", _("Save Session &As"), "SaveSessionAs")
746  _method_command("show_session_tree", _("Show Session &Tree"), "ShowSessionTree",  _method_command("toggle_session_tree", _("Session &Tree"), "ToggleSessionTree",
747                  sensitive = _has_tree_window_shown)                  checked = _has_tree_window_shown)
748    _method_command("toggle_legend", _("Legend"), "ToggleLegend",
749                    checked = _has_legend_shown)
750  _method_command("exit", _("E&xit"), "Exit")  _method_command("exit", _("E&xit"), "Exit")
751    
752  # Help menu  # Help menu
# Line 726  _method_command("help_about", _("&About" Line 754  _method_command("help_about", _("&About"
754    
755    
756  # Map menu  # Map menu
757  _method_command("map_projection", _("Pro&jection"), "Projection")  _method_command("map_projection", _("Pro&jection"), "MapProjection")
758    
759  _tool_command("map_zoom_in_tool", _("&Zoom in"), "ZoomInTool", "ZoomInTool",  _tool_command("map_zoom_in_tool", _("&Zoom in"), "ZoomInTool", "ZoomInTool",
760                helptext = _("Switch to map-mode 'zoom-in'"), icon = "zoom_in",                helptext = _("Switch to map-mode 'zoom-in'"), icon = "zoom_in",
# Line 749  _method_command("map_full_extent", _("&F Line 777  _method_command("map_full_extent", _("&F
777                sensitive = _has_visible_map)                sensitive = _has_visible_map)
778  _method_command("map_print", _("Prin&t"), "PrintMap",  _method_command("map_print", _("Prin&t"), "PrintMap",
779                  helptext = _("Print the map"))                  helptext = _("Print the map"))
780    _method_command("map_rename", _("&Rename"), "RenameMap",
781  # Layer menu                  helptext = _("Rename the map"))
782  _method_command("layer_add", _("&Add Layer"), "AddLayer",  _method_command("layer_add", _("&Add Layer"), "AddLayer",
783                  helptext = _("Add a new layer to active map"))                  helptext = _("Add a new layer to active map"))
784  _method_command("layer_remove", _("&Remove Layer"), "RemoveLayer",  _method_command("layer_remove", _("&Remove Layer"), "RemoveLayer",
785                  helptext = _("Remove selected layer(s)"),                  helptext = _("Remove selected layer(s)"),
786                  sensitive = _can_remove_layer)                  sensitive = _can_remove_layer)
787  _method_command("layer_fill_color", _("&Fill Color"), "LayerFillColor",  
788                  helptext = _("Set the fill color of selected layer(s)"),  # Layer menu
789                  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)"),  
790                  sensitive = _has_selected_layer)                  sensitive = _has_selected_layer)
791  _method_command("layer_raise", _("&Raise"), "RaiseLayer",  _method_command("layer_raise", _("&Raise"), "RaiseLayer",
792                  helptext = _("Raise selected layer(s)"),                  helptext = _("Raise selected layer(s)"),
# Line 784  _method_command("layer_hide", _("&Hide") Line 803  _method_command("layer_hide", _("&Hide")
803  _method_command("layer_show_table", _("Show Ta&ble"), "LayerShowTable",  _method_command("layer_show_table", _("Show Ta&ble"), "LayerShowTable",
804                  helptext = _("Show the selected layer's table"),                  helptext = _("Show the selected layer's table"),
805                  sensitive = _has_selected_layer)                  sensitive = _has_selected_layer)
806  _method_command("layer_classifier", _("Classify"), "Classify",  _method_command("layer_properties", _("Properties"), "LayerEditProperties",
807                  sensitive = _has_selected_layer)                  sensitive = _has_selected_layer)
 _method_command("show_legend", _("Show Legend"), "ShowLegend",  
                 sensitive = _has_legend_shown)  
808    
809  # the menu structure  # the menu structure
810  main_menu = Menu("<main>", "<main>",  main_menu = Menu("<main>", "<main>",
811                   [Menu("file", _("&File"),                   [Menu("file", _("&File"),
812                         ["new_session", "open_session", None,                         ["new_session", "open_session", None,
813                          "save_session", "save_session_as", None,                          "save_session", "save_session_as", None,
814                          "show_session_tree", None,                          "toggle_session_tree", None,
                         "show_legend", None,  
815                          "exit"]),                          "exit"]),
816                    Menu("map", _("&Map"),                    Menu("map", _("&Map"),
817                         ["layer_add", "layer_remove",                         ["layer_add", "layer_remove",
# Line 807  main_menu = Menu("<main>", "<main>", Line 823  main_menu = Menu("<main>", "<main>",
823                          None,                          None,
824                          "map_full_extent",                          "map_full_extent",
825                          None,                          None,
826                          "map_print"]),                          "toggle_legend",
                   Menu("layer", _("&Layer"),  
                        ["layer_fill_color", "layer_transparent_fill",  
                         "layer_outline_color", "layer_no_outline",  
827                          None,                          None,
828                          "layer_raise", "layer_lower",                          "map_print",
829                            None,
830                            "map_rename"]),
831                      Menu("layer", _("&Layer"),
832                            ["layer_raise", "layer_lower",
833                          None,                          None,
834                          "layer_show", "layer_hide",                          "layer_show", "layer_hide",
835                          None,                          None,
836                          "layer_show_table",                          "layer_show_table",
837                          None,                          None,
838                          "layer_classifier"]),                          "layer_properties",
839                            None,
840                            "layer_projection"]),
841                    Menu("help", _("&Help"),                    Menu("help", _("&Help"),
842                         ["help_about"])])                         ["help_about"])])
843    
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