/[thuban]/branches/WIP-pyshapelib-bramz/Thuban/UI/mainwindow.py
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revision 363 by jonathan, Mon Jan 27 11:40:13 2003 UTC revision 729 by jonathan, Thu Apr 24 16:06:51 2003 UTC
# Line 1  Line 1 
1  # Copyright (C) 2001, 2002 by Intevation GmbH  # Copyright (C) 2001, 2002, 2003 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 12  The main window Line 12  The main window
12    
13  __version__ = "$Revision$"  __version__ = "$Revision$"
14    
15    __ThubanVersion__ = "0.2" #"$THUBAN_0_2$"
16    #__BuildDate__ = "$Date$"
17    
18  import os  import os
19    
20  from wxPython.wx import *  from wxPython.wx import *
21    
22  import Thuban  import Thuban
23    from Thuban import _
24  from Thuban.Model.session import create_empty_session  from Thuban.Model.session import create_empty_session
25  from Thuban.Model.layer import Layer  from Thuban.Model.layer import Layer
26  from Thuban.Model.color import Color  from Thuban.Model.color import Color
# Line 26  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
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 SELECTED_SHAPE, VIEW_POSITION  from messages import LAYER_SELECTED, SHAPES_SELECTED, VIEW_POSITION
40    
41    from Thuban.UI.dock import DockFrame
42    
43    import resource
44    
45    import projdialog
46    
 # the directory where the toolbar icons are stored  
 bitmapdir = os.path.join(Thuban.__path__[0], os.pardir, "Resources", "Bitmaps")  
 bitmapext = ".xpm"  
47    
48    
49  class MainWindow(wxFrame):  class MainWindow(DockFrame):
50    
51        # Some messages that can be subscribed/unsubscribed directly through
52        # the MapCanvas come in fact from other objects. This is a map to
53        # map those messages to the names of the instance variables they
54        # actually come from. This delegation is implemented in the
55        # Subscribe and unsubscribed methods
56        delegated_messages = {LAYER_SELECTED: "canvas",
57                              SHAPES_SELECTED: "canvas"}
58    
59        # Methods delegated to some instance variables. The delegation is
60        # implemented in the __getattr__ method.
61        delegated_methods = {"SelectLayer": "canvas",
62                             "SelectShapes": "canvas",
63                             }
64    
65      def __init__(self, parent, ID, title, application, interactor,      def __init__(self, parent, ID, title, application, interactor,
66                   initial_message = None, size = wxSize(-1, -1)):                   initial_message = None, size = wxSize(-1, -1)):
67          wxFrame.__init__(self, parent, ID, title, wxDefaultPosition, size)          DockFrame.__init__(self, parent, ID, title, wxDefaultPosition, size)
68            #wxFrame.__init__(self, parent, ID, title, wxDefaultPosition, size)
69    
70          self.application = application          self.application = application
         self.interactor = interactor  
71    
72          self.CreateStatusBar()          self.CreateStatusBar()
73          if initial_message:          if initial_message:
# Line 64  class MainWindow(wxFrame): Line 85  class MainWindow(wxFrame):
85          # call Realize to make sure that the tools appear.          # call Realize to make sure that the tools appear.
86          toolbar.Realize()          toolbar.Realize()
87    
88    
89          # Create the map canvas          # Create the map canvas
90          canvas = view.MapCanvas(self, -1, interactor)          canvas = view.MapCanvas(self, -1)
91          canvas.Subscribe(VIEW_POSITION, self.view_position_changed)          canvas.Subscribe(VIEW_POSITION, self.view_position_changed)
92            canvas.Subscribe(SHAPES_SELECTED, self.identify_view_on_demand)
93          self.canvas = canvas          self.canvas = canvas
94    
95            self.SetMainWindow(self.canvas)
96    
97            self.SetAutoLayout(True)
98    
99          self.init_dialogs()          self.init_dialogs()
100    
101          interactor.Subscribe(SELECTED_SHAPE, self.identify_view_on_demand)          EVT_CLOSE(self, self._OnClose)
102    
103        def Subscribe(self, channel, *args):
104            """Subscribe a function to a message channel.
105    
106          EVT_CLOSE(self, self.OnClose)          If channel is one of the delegated messages call the appropriate
107            object's Subscribe method. Otherwise do nothing.
108            """
109            if channel in self.delegated_messages:
110                object = getattr(self, self.delegated_messages[channel])
111                object.Subscribe(channel, *args)
112            else:
113                print "Trying to subscribe to unsupported channel %s" % channel
114    
115        def Unsubscribe(self, channel, *args):
116            """Unsubscribe a function from a message channel.
117    
118            If channel is one of the delegated messages call the appropriate
119            object's Unsubscribe method. Otherwise do nothing.
120            """
121            if channel in self.delegated_messages:
122                object = getattr(self, self.delegated_messages[channel])
123                object.Unsubscribe(channel, *args)
124    
125        def __getattr__(self, attr):
126            """If attr is one of the delegated methods return that method
127    
128            Otherwise raise AttributeError.
129            """
130            if attr in self.delegated_methods:
131                return getattr(getattr(self, self.delegated_methods[attr]), attr)
132            raise AttributeError(attr)
133    
134      def init_ids(self):      def init_ids(self):
135          """Initialize the ids"""          """Initialize the ids"""
# Line 169  class MainWindow(wxFrame): Line 225  class MainWindow(wxFrame):
225                              command.IsCheckCommand())                              command.IsCheckCommand())
226                  self.bind_command_events(command, ID)                  self.bind_command_events(command, ID)
227              else:              else:
228                  print "Unknown command %s" % name                  print _("Unknown command %s") % name
229    
230      def add_toolbar_command(self, toolbar, name):      def add_toolbar_command(self, toolbar, name):
231          """Add the command with name name to the toolbar toolbar.          """Add the command with name name to the toolbar toolbar.
# Line 184  class MainWindow(wxFrame): Line 240  class MainWindow(wxFrame):
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())
248                  self.bind_command_events(command, ID)                  self.bind_command_events(command, ID)
249              else:              else:
250                  print "Unknown command %s" % name                  print _("Unknown command %s") % name
251    
252      def Context(self):      def Context(self):
253          """Return the context object for a command invoked from this window          """Return the context object for a command invoked from this window
# Line 204  class MainWindow(wxFrame): Line 260  class MainWindow(wxFrame):
260              command = registry.Command(name)              command = registry.Command(name)
261              command.Execute(self.Context())              command.Execute(self.Context())
262          else:          else:
263              print "Unknown command ID %d" % event.GetId()              print _("Unknown command ID %d") % event.GetId()
264    
265      def update_command_ui(self, event):      def update_command_ui(self, event):
266          #print "update_command_ui", self.id_to_name[event.GetId()]          #print "update_command_ui", self.id_to_name[event.GetId()]
# Line 243  class MainWindow(wxFrame): Line 299  class MainWindow(wxFrame):
299    
300      def add_dialog(self, name, dialog):      def add_dialog(self, name, dialog):
301          if self.dialogs.has_key(name):          if self.dialogs.has_key(name):
302              raise RuntimeError("The Dialog named %s is already open" % name)              raise RuntimeError(_("The Dialog named %s is already open") % name)
303          self.dialogs[name] = dialog          self.dialogs[name] = dialog
304    
305      def dialog_open(self, name):      def dialog_open(self, name):
# Line 285  class MainWindow(wxFrame): Line 341  class MainWindow(wxFrame):
341              flags = wxYES_NO | wxICON_QUESTION              flags = wxYES_NO | wxICON_QUESTION
342              if can_veto:              if can_veto:
343                  flags = flags | wxCANCEL                  flags = flags | wxCANCEL
344              result = self.RunMessageBox("Exit",              result = self.RunMessageBox(_("Exit"),
345                                          ("The session has been modified."                                          _("The session has been modified."
346                                           " Do you want to save it?"),                                           " Do you want to save it?"),
347                                          flags)                                          flags)
348              if result == wxID_YES:              if result == wxID_YES:
# Line 295  class MainWindow(wxFrame): Line 351  class MainWindow(wxFrame):
351              result = wxID_NO              result = wxID_NO
352          return result          return result
353    
354        def prepare_new_session(self):
355            for d in self.dialogs.values():
356                if not isinstance(d, tree.SessionTreeView):
357                    d.Close()
358    
359      def NewSession(self):      def NewSession(self):
360          self.save_modified_session()          self.save_modified_session()
361            self.prepare_new_session()
362          self.application.SetSession(create_empty_session())          self.application.SetSession(create_empty_session())
363    
364      def OpenSession(self):      def OpenSession(self):
365          self.save_modified_session()          self.save_modified_session()
366          dlg = wxFileDialog(self, "Select a session file", ".", "",          dlg = wxFileDialog(self, _("Open Session"), ".", "", "*.thuban", wxOPEN)
                            "*.thuban", wxOPEN)  
367          if dlg.ShowModal() == wxID_OK:          if dlg.ShowModal() == wxID_OK:
368                self.prepare_new_session()
369              self.application.OpenSession(dlg.GetPath())              self.application.OpenSession(dlg.GetPath())
370          dlg.Destroy()          dlg.Destroy()
371    
372      def SaveSession(self):      def SaveSession(self):
373          if self.application.session.filename == None:          if self.application.session.filename == None:
374              self.SaveSessionAs()              self.SaveSessionAs()
375          self.application.SaveSession()          else:
376                self.application.SaveSession()
377    
378      def SaveSessionAs(self):      def SaveSessionAs(self):
379          dlg = wxFileDialog(self, "Enter a filename for session", ".", "",          dlg = wxFileDialog(self, _("Save Session As"), ".", "",
380                             "*.thuban", wxOPEN)                             "*.thuban", wxOPEN)
381          if dlg.ShowModal() == wxID_OK:          if dlg.ShowModal() == wxID_OK:
382              self.application.session.SetFilename(dlg.GetPath())              self.application.session.SetFilename(dlg.GetPath())
# Line 321  class MainWindow(wxFrame): Line 384  class MainWindow(wxFrame):
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())
391          if result == wxID_CANCEL:          if result == wxID_CANCEL:
392              event.Veto()              event.Veto()
# Line 332  class MainWindow(wxFrame): Line 395  class MainWindow(wxFrame):
395              # wx's destroy event, but that isn't implemented for wxGTK              # wx's destroy event, but that isn't implemented for wxGTK
396              # yet.              # yet.
397              self.canvas.Unsubscribe(VIEW_POSITION, self.view_position_changed)              self.canvas.Unsubscribe(VIEW_POSITION, self.view_position_changed)
398                DockFrame._OnClose(self, event)
399              self.Destroy()              self.Destroy()
400    
401      def SetMap(self, map):      def SetMap(self, map):
402          self.canvas.SetMap(map)          self.canvas.SetMap(map)
403            self.__SetTitle(map.Title())
404            #self.legendPanel.SetMap(map)
405    
406      def Map(self):      def Map(self):
407          """Return the map displayed by this mainwindow"""          """Return the map displayed by this mainwindow"""
408    
409            # sanity check
410            #assert(self.canvas.Map() is self.legendPanel.GetMap())
411    
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:
419              dialog = tree.SessionTreeView(self, self.application, name)              dialog = tree.SessionTreeView(self, self.application, name)
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()
424              pass  
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"),
431                             ("Thuban is a program for\n"                             _("Thuban v%s\n"
432                                #"Build Date: %s\n"
433                                "\n"
434                                "Thuban is a program for\n"
435                              "exploring geographic data.\n"                              "exploring geographic data.\n"
436                              "Copyright (C) 2001, 2002 Intevation GmbH.\n"                              "Copyright (C) 2001-2003 Intevation GmbH.\n"
437                              "Thuban is licensed under the GPL"),                              "Thuban is licensed under the GNU GPL"
438                               % __ThubanVersion__), #__BuildDate__)),
439                             wxOK | wxICON_INFORMATION)                             wxOK | wxICON_INFORMATION)
440    
441      def AddLayer(self):      def AddLayer(self):
442          dlg = wxFileDialog(self, "Select a data file", ".", "", "*.*",          dlg = wxFileDialog(self, _("Select a data file"), ".", "", "*.*",
443                             wxOPEN)                             wxOPEN)
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:
452                  map.AddLayer(layer)                  map.AddLayer(layer)
453              except IOError:              except IOError:
454                  # the layer couldn't be opened                  # the layer couldn't be opened
455                  self.RunMessageBox("Add Layer",                  self.RunMessageBox(_("Add Layer"),
456                                     "Can't open the file '%s'." % filename)                                     _("Can't open the file '%s'.") % filename)
457              else:              else:
458                  if not has_layers:                  if not has_layers:
459                      # if we're adding a layer to an empty map, for the                      # if we're adding a layer to an empty map, fit the
460                      # new map to the window                      # new map to the window
461                      self.canvas.FitMapToWindow()                      self.canvas.FitMapToWindow()
462          dlg.Destroy()          dlg.Destroy()
# Line 390  class MainWindow(wxFrame): Line 469  class MainWindow(wxFrame):
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 398  class MainWindow(wxFrame): Line 477  class MainWindow(wxFrame):
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 415  class MainWindow(wxFrame): Line 494  class MainWindow(wxFrame):
494    
495          If no layer is selected, return None          If no layer is selected, return None
496          """          """
497          return self.interactor.SelectedLayer()          return self.canvas.SelectedLayer()
498    
499      def has_selected_layer(self):      def has_selected_layer(self):
500          """Return true if a layer is currently selected"""          """Return true if a layer is currently selected"""
501          return self.interactor.HasSelectedLayer()          return self.canvas.HasSelectedLayer()
502    
503      def choose_color(self):      def choose_color(self):
504          """Run the color selection dialog and return the selected color.          """Run the color selection dialog and return the selected color.
# Line 437  class MainWindow(wxFrame): Line 516  class MainWindow(wxFrame):
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.SetFill(color)  
   
     def LayerTransparentFill(self):  
         layer = self.current_layer()  
         if layer is not None:  
             layer.SetFill(None)  
   
     def LayerOutlineColor(self):  
         layer = self.current_layer()  
         if layer is not None:  
             color = self.choose_color()  
             if color is not None:  
                 layer.SetStroke(color)  
   
     def LayerNoOutline(self):  
         layer = self.current_layer()  
         if layer is not None:  
             layer.SetStroke(None)  
   
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 478  class MainWindow(wxFrame): Line 533  class MainWindow(wxFrame):
533              name = "table_view" + str(id(table))              name = "table_view" + str(id(table))
534              dialog = self.get_open_dialog(name)              dialog = self.get_open_dialog(name)
535              if dialog is None:              if dialog is None:
536                  dialog = tableview.LayerTableFrame(self, self.interactor, name,                  dialog = tableview.LayerTableFrame(self, name,
537                                                     "Table: %s" % layer.Title(),                                                 _("Table: %s") % layer.Title(),
538                                                     layer, table)                                                     layer, table)
539                  self.add_dialog(name, dialog)                  self.add_dialog(name, dialog)
540                  dialog.Show(true)                  dialog.Show(true)
# Line 487  class MainWindow(wxFrame): Line 542  class MainWindow(wxFrame):
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            if dialog is None:
551                map = self.canvas.Map()
552                dialog = projdialog.ProjFrame(self, name, map)
553                self.add_dialog(name, dialog)
554                dialog.Show()
555            dialog.Raise()
556    
557        def LayerProjection(self):
558    
559            layer = self.current_layer()
560    
561            name = "layer_projection" + str(id(layer))
562            dialog = self.get_open_dialog(name)
563    
564            if dialog is None:
565                map = self.canvas.Map()
566                dialog = projdialog.ProjFrame(self, name, layer)
567                self.add_dialog(name, dialog)
568                dialog.Show()
569            dialog.Raise()
570    
571        def LayerEditProperties(self):
572    
573            #
574            # the menu option for this should only be available if there
575            # is a current layer, so we don't need to check if the
576            # current layer is None
577            #
578    
579            layer = self.current_layer()
580            self.OpenLayerProperties(layer)
581    
582        def OpenLayerProperties(self, layer, group = None):
583            name = "layer_properties" + str(id(layer))
584            dialog = self.get_open_dialog(name)
585    
586            if dialog is None:
587                dialog = Classifier(self, name, layer, group)
588                self.add_dialog(name, dialog)
589                dialog.Show()
590            dialog.Raise()
591    
592    
593        def ShowLegend(self):
594            if not self.LegendShown():
595                self.ToggleLegend()
596    
597        def ToggleLegend(self):
598            """Show the legend if it's not shown otherwise hide it again"""
599            name = "legend"
600            dialog = self.FindRegisteredDock(name)
601    
602            if dialog is None:
603                dialog = self.CreateDock(name, -1, _("Legend"), wxLAYOUT_LEFT)
604                legend.LegendPanel(dialog, None, self)
605                dialog.Dock()
606                dialog.GetPanel().SetMap(self.Map())
607                dialog.Show()
608          else:          else:
609              proj4Dlg = proj4dialog.Proj4Dialog(NULL, map.projection.params,              dialog.Show(not dialog.IsShown())
610                                                 map.BoundingBox())  
611          if proj4Dlg.ShowModal() == wxID_OK:      def LegendShown(self):
612              params = proj4Dlg.GetParams()          """Return true iff the legend is currently open"""
613              if params is not None:          dialog = self.FindRegisteredDock("legend")
614                  proj = Projection(params)          return dialog is not None and dialog.IsShown()
             else:  
                 proj = None  
             map.SetProjection(proj)  
         proj4Dlg.Destroy()  
   
     def Classify(self):  
         classifyDlg = classifier.Classifier(NULL, self.current_layer())  
   
         classifyDlg.ShowModal()  
         classifyDlg.Destroy()  
615    
616      def ZoomInTool(self):      def ZoomInTool(self):
617          self.canvas.ZoomInTool()          self.canvas.ZoomInTool()
# Line 532  class MainWindow(wxFrame): Line 635  class MainWindow(wxFrame):
635      def PrintMap(self):      def PrintMap(self):
636          self.canvas.Print()          self.canvas.Print()
637    
638      def identify_view_on_demand(self, layer, shape):      def RenameMap(self):
639            dlg = wxTextEntryDialog(self, "Map Title: ", "Rename Map",
640                                    self.Map().Title())
641            if dlg.ShowModal() == wxID_OK:
642                title = dlg.GetValue()
643                if title != "":
644                    self.Map().SetTitle(title)
645                    self.__SetTitle(title)
646    
647            dlg.Destroy()
648    
649        def identify_view_on_demand(self, layer, shapes):
650          name = "identify_view"          name = "identify_view"
651          if self.canvas.CurrentTool() == "IdentifyTool":          if self.canvas.CurrentTool() == "IdentifyTool":
652              if not self.dialog_open(name):              if not self.dialog_open(name):
653                  dialog = identifyview.IdentifyView(self, self.interactor, name)                  dialog = identifyview.IdentifyView(self, name)
654                  self.add_dialog(name, dialog)                  self.add_dialog(name, dialog)
655                  dialog.Show(true)                  dialog.Show(True)
656              else:              else:
657                  # FIXME: bring dialog to front?                  # FIXME: bring dialog to front?
658                  pass                  pass
659    
660        def __SetTitle(self, title):
661            self.SetTitle("Thuban - " + title)
662    
663  #  #
664  # Define all the commands available in the main window  # Define all the commands available in the main window
665  #  #
# Line 554  def call_method(context, methodname, *ar Line 671  def call_method(context, methodname, *ar
671      apply(getattr(context.mainwindow, methodname), args)      apply(getattr(context.mainwindow, methodname), args)
672    
673  def _method_command(name, title, method, helptext = "",  def _method_command(name, title, method, helptext = "",
674                      icon = "", sensitive = None):                      icon = "", sensitive = None, checked = None):
675      """Add a command implemented by a method of the mainwindow object"""      """Add a command implemented by a method of the mainwindow object"""
676      registry.Add(Command(name, title, call_method, args=(method,),      registry.Add(Command(name, title, call_method, args=(method,),
677                           helptext = helptext, icon = icon,                           helptext = helptext, icon = icon,
678                           sensitive = sensitive))                           sensitive = sensitive, checked = checked))
679    
680  def make_check_current_tool(toolname):  def make_check_current_tool(toolname):
681      """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 588  def _can_remove_layer(context): Line 705  def _can_remove_layer(context):
705    
706  def _has_tree_window_shown(context):  def _has_tree_window_shown(context):
707      """Return true if the tree window is shown"""      """Return true if the tree window is shown"""
708      return context.mainwindow.get_open_dialog("session_tree") is None      return context.mainwindow.SessionTreeShown()
709    
710  def _has_visible_map(context):  def _has_visible_map(context):
711      """Return true iff theres a visible map in the mainwindow.      """Return true iff theres a visible map in the mainwindow.
# Line 601  def _has_visible_map(context): Line 718  def _has_visible_map(context):
718                  return 1                  return 1
719      return 0      return 0
720    
721    def _has_legend_shown(context):
722        """Return true if the legend window is shown"""
723        return context.mainwindow.LegendShown()
724    
725    
726  # File menu  # File menu
727  _method_command("new_session", "&New Session", "NewSession")  _method_command("new_session", _("&New Session"), "NewSession")
728  _method_command("open_session", "&Open Session", "OpenSession")  _method_command("open_session", _("&Open Session"), "OpenSession")
729  _method_command("save_session", "&Save Session", "SaveSession")  _method_command("save_session", _("&Save Session"), "SaveSession")
730  _method_command("save_session_as", "Save Session &As", "SaveSessionAs")  _method_command("save_session_as", _("Save Session &As"), "SaveSessionAs")
731  _method_command("show_session_tree", "Show Session &Tree", "ShowSessionTree",  _method_command("toggle_session_tree", _("Session &Tree"), "ToggleSessionTree",
732                  sensitive = _has_tree_window_shown)                  checked = _has_tree_window_shown)
733  _method_command("exit", "E&xit", "Exit")  _method_command("toggle_legend", _("Legend"), "ToggleLegend",
734                    checked = _has_legend_shown)
735    _method_command("exit", _("E&xit"), "Exit")
736    
737  # Help menu  # Help menu
738  _method_command("help_about", "&About", "About")  _method_command("help_about", _("&About"), "About")
739    
740    
741  # Map menu  # Map menu
742  _method_command("map_projection", "Pro&jection", "Projection")  _method_command("map_projection", _("Pro&jection"), "MapProjection")
   
743    
744  _tool_command("map_zoom_in_tool", "&Zoom in", "ZoomInTool", "ZoomInTool",  _tool_command("map_zoom_in_tool", _("&Zoom in"), "ZoomInTool", "ZoomInTool",
745                helptext = "Switch to map-mode 'zoom-in'", icon = "zoom_in",                helptext = _("Switch to map-mode 'zoom-in'"), icon = "zoom_in",
746                sensitive = _has_visible_map)                sensitive = _has_visible_map)
747  _tool_command("map_zoom_out_tool", "Zoom &out", "ZoomOutTool", "ZoomOutTool",  _tool_command("map_zoom_out_tool", _("Zoom &out"), "ZoomOutTool", "ZoomOutTool",
748                helptext = "Switch to map-mode 'zoom-out'", icon = "zoom_out",                helptext = _("Switch to map-mode 'zoom-out'"), icon = "zoom_out",
749                sensitive = _has_visible_map)                sensitive = _has_visible_map)
750  _tool_command("map_pan_tool", "&Pan", "PanTool", "PanTool",  _tool_command("map_pan_tool", _("&Pan"), "PanTool", "PanTool",
751                helptext = "Switch to map-mode 'pan'", icon = "pan",                helptext = _("Switch to map-mode 'pan'"), icon = "pan",
752                sensitive = _has_visible_map)                sensitive = _has_visible_map)
753  _tool_command("map_identify_tool", "&Identify", "IdentifyTool", "IdentifyTool",  _tool_command("map_identify_tool", _("&Identify"), "IdentifyTool",
754                helptext = "Switch to map-mode 'identify'", icon = "identify",                "IdentifyTool",
755                  helptext = _("Switch to map-mode 'identify'"), icon = "identify",
756                sensitive = _has_visible_map)                sensitive = _has_visible_map)
757  _tool_command("map_label_tool", "&Label", "LabelTool", "LabelTool",  _tool_command("map_label_tool", _("&Label"), "LabelTool", "LabelTool",
758                helptext = "Add/Remove labels", icon = "label",                helptext = _("Add/Remove labels"), icon = "label",
759                sensitive = _has_visible_map)                sensitive = _has_visible_map)
760  _method_command("map_full_extent", "&Full extent", "FullExtent",  _method_command("map_full_extent", _("&Full extent"), "FullExtent",
761                 helptext = "Full Extent", icon = "fullextent",                 helptext = _("Full Extent"), icon = "fullextent",
762                sensitive = _has_visible_map)                sensitive = _has_visible_map)
763  _method_command("map_print", "Prin&t", "PrintMap", helptext = "Print the map")  _method_command("map_print", _("Prin&t"), "PrintMap",
764                    helptext = _("Print the map"))
765    _method_command("map_rename", _("&Rename"), "RenameMap",
766                    helptext = _("Rename the map"))
767    _method_command("layer_add", _("&Add Layer"), "AddLayer",
768                    helptext = _("Add a new layer to active map"))
769    _method_command("layer_remove", _("&Remove Layer"), "RemoveLayer",
770                    helptext = _("Remove selected layer(s)"),
771                    sensitive = _can_remove_layer)
772    
773  # Layer menu  # Layer menu
774  _method_command("layer_add", "&Add Layer", "AddLayer",  _method_command("layer_projection", _("Pro&jection"), "LayerProjection",
                 helptext = "Add a new layer to active map")  
 _method_command("layer_remove", "&Remove Layer", "RemoveLayer",  
                 helptext = "Remove selected layer(s)",  
                 sensitive = _can_remove_layer)  
 _method_command("layer_fill_color", "&Fill Color", "LayerFillColor",  
                 helptext = "Set the fill color of selected layer(s)",  
                 sensitive = _has_selected_layer)  
 _method_command("layer_transparent_fill", "&Transparent Fill",  
                 "LayerTransparentFill",  
                 helptext = "Do not fill the selected layer(s)",  
775                  sensitive = _has_selected_layer)                  sensitive = _has_selected_layer)
776  _method_command("layer_outline_color", "&Outline Color", "LayerOutlineColor",  _method_command("layer_raise", _("&Raise"), "RaiseLayer",
777                  helptext = "Set the outline color of selected layer(s)",                  helptext = _("Raise selected layer(s)"),
778                  sensitive = _has_selected_layer)                  sensitive = _has_selected_layer)
779  _method_command("layer_no_outline", "&No Outline", "LayerNoOutline",  _method_command("layer_lower", _("&Lower"), "LowerLayer",
780                  helptext = "Do not draw the outline of the selected layer(s)",                  helptext = _("Lower selected layer(s)"),
781                  sensitive = _has_selected_layer)                  sensitive = _has_selected_layer)
782  _method_command("layer_raise", "&Raise", "RaiseLayer",  _method_command("layer_show", _("&Show"), "ShowLayer",
783                  helptext = "Raise selected layer(s)",                  helptext = _("Make selected layer(s) visible"),
784                  sensitive = _has_selected_layer)                  sensitive = _has_selected_layer)
785  _method_command("layer_lower", "&Lower", "LowerLayer",  _method_command("layer_hide", _("&Hide"), "HideLayer",
786                  helptext = "Lower selected layer(s)",                  helptext = _("Make selected layer(s) unvisible"),
787                  sensitive = _has_selected_layer)                  sensitive = _has_selected_layer)
788  _method_command("layer_show", "&Show", "ShowLayer",  _method_command("layer_show_table", _("Show Ta&ble"), "LayerShowTable",
789                  helptext = "Make selected layer(s) visible",                  helptext = _("Show the selected layer's table"),
790                  sensitive = _has_selected_layer)                  sensitive = _has_selected_layer)
791  _method_command("layer_hide", "&Hide", "HideLayer",  _method_command("layer_properties", _("Properties"), "LayerEditProperties",
                 helptext = "Make selected layer(s) unvisible",  
                 sensitive = _has_selected_layer)  
 _method_command("layer_show_table", "Show Ta&ble", "LayerShowTable",  
                 helptext = "Show the selected layer's table",  
                 sensitive = _has_selected_layer)  
   
 _method_command("layer_classifier", "Classify", "Classify",  
792                  sensitive = _has_selected_layer)                  sensitive = _has_selected_layer)
793    
794  # the menu structure  # the menu structure
795  main_menu = Menu("<main>", "<main>",  main_menu = Menu("<main>", "<main>",
796                   [Menu("file", "&File",                   [Menu("file", _("&File"),
797                         ["new_session", "open_session", None,                         ["new_session", "open_session", None,
798                          "save_session", "save_session_as", None,                          "save_session", "save_session_as", None,
799                          "show_session_tree", None,                          "toggle_session_tree", None,
800                          "exit"]),                          "exit"]),
801                    Menu("map", "&Map",                    Menu("map", _("&Map"),
802                         ["layer_add", "layer_remove",                         ["layer_add", "layer_remove",
803                          None,                          None,
804                          "map_projection",                          "map_projection",
# Line 694  main_menu = Menu("<main>", "<main>", Line 808  main_menu = Menu("<main>", "<main>",
808                          None,                          None,
809                          "map_full_extent",                          "map_full_extent",
810                          None,                          None,
811                          "map_print"]),                          "toggle_legend",
                   Menu("layer", "&Layer",  
                        ["layer_fill_color", "layer_transparent_fill",  
                         "layer_outline_color", "layer_no_outline",  
812                          None,                          None,
813                          "layer_raise", "layer_lower",                          "map_print",
814                            None,
815                            "map_rename"]),
816                      Menu("layer", _("&Layer"),
817                            ["layer_raise", "layer_lower",
818                          None,                          None,
819                          "layer_show", "layer_hide",                          "layer_show", "layer_hide",
820                          None,                          None,
821                          "layer_show_table",                          "layer_show_table",
822                          None,                          None,
823                          "layer_classifier"]),                          "layer_properties",
824                    Menu("help", "&Help",                          None,
825                            "layer_projection"]),
826                      Menu("help", _("&Help"),
827                         ["help_about"])])                         ["help_about"])])
828    
829  # the main toolbar  # the main toolbar
Legend:
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changed lines
  Added in v.729
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