/[thuban]/branches/WIP-pyshapelib-bramz/Thuban/UI/mainwindow.py
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revision 150 by bh, Tue May 7 16:55:38 2002 UTC revision 321 by bh, Fri Sep 13 14:21:48 2002 UTC
# Line 12  The main window Line 12  The main window
12    
13  __version__ = "$Revision$"  __version__ = "$Revision$"
14    
15  import sys, os  import os
16    
17  from wxPython.wx import *  from wxPython.wx import *
18    
19  import Thuban  import Thuban
20  from Thuban.Model.session import Session, create_empty_session  from Thuban.Model.session import create_empty_session
 from Thuban.Model.map import Map  
21  from Thuban.Model.layer import Layer  from Thuban.Model.layer import Layer
22  from Thuban.Model.color import Color  from Thuban.Model.color import Color
23  from Thuban.Model.proj import Projection  from Thuban.Model.proj import Projection
# Line 27  import view Line 26  import view
26  import tree  import tree
27  import proj4dialog  import proj4dialog
28  import tableview, identifyview  import tableview, identifyview
29    from menu import Menu
30    
31  import main  from context import Context
32  from command import registry, Command  from command import registry, Command
33  from messages import SELECTED_SHAPE, VIEW_POSITION  from messages import SELECTED_SHAPE, VIEW_POSITION
34    
# Line 40  bitmapext = ".xpm" Line 40  bitmapext = ".xpm"
40    
41  class MainWindow(wxFrame):  class MainWindow(wxFrame):
42    
43      def __init__(self, parent, ID, interactor):      def __init__(self, parent, ID, title, application, interactor,
44          wxFrame.__init__(self, parent, ID, 'Thuban',                   initial_message = None, size = wxSize(-1, -1)):
45                           wxDefaultPosition, wxSize(400, 300))          wxFrame.__init__(self, parent, ID, title, wxDefaultPosition, size)
46    
47            self.application = application
48          self.interactor = interactor          self.interactor = interactor
49    
50          self.CreateStatusBar()          self.CreateStatusBar()
51          self.SetStatusText("This is the wxPython-based "          if initial_message:
52                        "Graphical User Interface for exploring geographic data")              self.SetStatusText(initial_message)
53    
54          self.identify_view = None          self.identify_view = None
55    
56          self.init_ids()          self.init_ids()
57    
58          menuBar = wxMenuBar()          # creat the menubar from the main_menu description
59            self.SetMenuBar(self.build_menu_bar(main_menu))
60    
61          menu = wxMenu()          # Similarly, create the toolbar from main_toolbar
62          menuBar.Append(menu, "&File");          toolbar = self.build_toolbar(main_toolbar)
         for name in ["new_session", "open_session", None,  
                      "save_session", "save_session_as", None,  
                      "show_session_tree", None,  
                      "exit"]:  
             self.add_menu_command(menu, name)  
   
         menu = wxMenu()  
         menuBar.Append(menu, "&Map");  
         for name in ["layer_add", "layer_remove",  
                      None,  
                      "map_projection",  
                      None,  
                      "map_zoom_in_tool", "map_zoom_out_tool", "map_pan_tool",  
                      "map_identify_tool", "map_label_tool",  
                      None,  
                      "map_full_extent",  
                      None,  
                      "map_print"]:  
             self.add_menu_command(menu, name)  
   
         menu = wxMenu()  
         menuBar.Append(menu, "&Layer");  
         for name in ["layer_fill_color", "layer_transparent_fill",  
                      "layer_ourline_color", "layer_no_outline",  
                      None,  
                      "layer_raise", "layer_lower",  
                      None,  
                      "layer_show", "layer_hide",  
                      None,  
                      "layer_show_table"]:  
             self.add_menu_command(menu, name)  
   
         menu = wxMenu()  
         menuBar.Append(menu, "&Help");  
         self.add_menu_command(menu, "help_about")  
   
         self.SetMenuBar(menuBar)  
   
         # toolbar  
         toolbar = self.CreateToolBar(wxTB_3DBUTTONS)  
   
         # set the size of the tools' bitmaps. Not needed on wxGTK, but  
         # on Windows. We probably shouldn't hardwire the bitmap size  
         # here  
         toolbar.SetToolBitmapSize(wxSize(24, 24))  
   
         for name in ["map_zoom_in_tool", "map_zoom_out_tool", "map_pan_tool",  
                      "map_identify_tool", "map_label_tool", "map_full_extent"]:  
             self.add_toolbar_command(toolbar, name)  
63          # call Realize to make sure that the tools appear.          # call Realize to make sure that the tools appear.
64          toolbar.Realize()          toolbar.Realize()
65    
# Line 126  class MainWindow(wxFrame): Line 79  class MainWindow(wxFrame):
79          self.current_id = 6000          self.current_id = 6000
80          self.id_to_name = {}          self.id_to_name = {}
81          self.name_to_id = {}          self.name_to_id = {}
82            self.events_bound = {}
83    
84      def get_id(self, name):      def get_id(self, name):
85          """Return the wxWindows id for the command named name.          """Return the wxWindows id for the command named name.
# Line 138  class MainWindow(wxFrame): Line 92  class MainWindow(wxFrame):
92              self.name_to_id[name] = ID              self.name_to_id[name] = ID
93              self.id_to_name[ID] = name              self.id_to_name[ID] = name
94          return ID          return ID
95            
96        def bind_command_events(self, command, ID):
97            """Bind the necessary events for the given command and ID"""
98            if not self.events_bound.has_key(ID):
99                # the events haven't been bound yet
100                EVT_MENU(self, ID, self.invoke_command)
101                if command.IsDynamic():
102                    EVT_UPDATE_UI(self, ID, self.update_command_ui)
103    
104        def build_menu_bar(self, menudesc):
105            """Build and return the menu bar from the menu description"""
106            menu_bar = wxMenuBar()
107    
108            for item in menudesc.items:
109                # here the items must all be Menu instances themselves
110                menu_bar.Append(self.build_menu(item), item.title)
111    
112            return menu_bar
113    
114        def build_menu(self, menudesc):
115            """Return a wxMenu built from the menu description menudesc"""
116            wxmenu = wxMenu()
117            last = None
118            for item in menudesc.items:
119                if item is None:
120                    # a separator. Only add one if the last item was not a
121                    # separator
122                    if last is not None:
123                        wxmenu.AppendSeparator()
124                elif isinstance(item, Menu):
125                    # a submenu
126                    wxmenu.AppendMenu(wxNewId(), item.title, self.build_menu(item))
127                else:
128                    # must the name the name of a command
129                    self.add_menu_command(wxmenu, item)
130                last = item
131            return wxmenu
132    
133        def build_toolbar(self, toolbardesc):
134            """Build and return the main toolbar window from a toolbar description
135    
136            The parameter should be an instance of the Menu class but it
137            should not contain submenus.
138            """
139            toolbar = self.CreateToolBar(wxTB_3DBUTTONS)
140    
141            # set the size of the tools' bitmaps. Not needed on wxGTK, but
142            # on Windows, although it doesn't work very well there. It seems
143            # that only 16x16 icons are really supported on windows.
144            # We probably shouldn't hardwire the bitmap size here.
145            toolbar.SetToolBitmapSize(wxSize(24, 24))
146    
147            for item in toolbardesc.items:
148                if item is None:
149                    toolbar.AddSeparator()
150                else:
151                    # assume it's a string.
152                    self.add_toolbar_command(toolbar, item)
153    
154            return toolbar
155    
156      def add_menu_command(self, menu, name):      def add_menu_command(self, menu, name):
157          """Add the command with name name to the menu menu.          """Add the command with name name to the menu menu.
158    
# Line 152  class MainWindow(wxFrame): Line 166  class MainWindow(wxFrame):
166                  ID = self.get_id(name)                  ID = self.get_id(name)
167                  menu.Append(ID, command.Title(), command.HelpText(),                  menu.Append(ID, command.Title(), command.HelpText(),
168                              command.IsCheckCommand())                              command.IsCheckCommand())
169                  EVT_MENU(self, ID, self.invoke_command)                  self.bind_command_events(command, ID)
                 if command.IsDynamic():  
                     EVT_UPDATE_UI(self, ID, self.update_command_ui)  
170              else:              else:
171                  print "Unknown command %s" % name                  print "Unknown command %s" % name
172    
# Line 176  class MainWindow(wxFrame): Line 188  class MainWindow(wxFrame):
188                  toolbar.AddTool(ID, bitmap,                  toolbar.AddTool(ID, bitmap,
189                                  shortHelpString = command.HelpText(),                                  shortHelpString = command.HelpText(),
190                                  isToggle = command.IsCheckCommand())                                  isToggle = command.IsCheckCommand())
191                    self.bind_command_events(command, ID)
192              else:              else:
193                  print "Unknown command %s" % name                  print "Unknown command %s" % name
194    
195        def Context(self):
196            """Return the context object for a command invoked from this window
197            """
198            return Context(self.application, self.application.Session(), self)
199    
200      def invoke_command(self, event):      def invoke_command(self, event):
201          name = self.id_to_name.get(event.GetId())          name = self.id_to_name.get(event.GetId())
202          if name is not None:          if name is not None:
203              command = registry.Command(name)              command = registry.Command(name)
204              command.Execute(self)              command.Execute(self.Context())
205          else:          else:
206              print "Unknown command ID %d" % event.GetId()              print "Unknown command ID %d" % event.GetId()
207    
208      def update_command_ui(self, event):      def update_command_ui(self, event):
209          #print "update_command_ui", self.id_to_name[event.GetId()]          #print "update_command_ui", self.id_to_name[event.GetId()]
210            context = self.Context()
211          command = registry.Command(self.id_to_name[event.GetId()])          command = registry.Command(self.id_to_name[event.GetId()])
212          if command is not None:          if command is not None:
213              event.Enable(command.Sensitive(self))              event.Enable(command.Sensitive(context))
214              event.SetText(command.DynText(self))              event.SetText(command.DynText(context))
215              if command.IsCheckCommand():              if command.IsCheckCommand():
216                  event.Check(command.Checked(self))                  event.Check(command.Checked(context))
217    
218      def RunMessageBox(self, title, text, flags = wxOK | wxICON_INFORMATION):      def RunMessageBox(self, title, text, flags = wxOK | wxICON_INFORMATION):
219          """Run a modla message box with the given text, title and flags          """Run a modal message box with the given text, title and flags
220          and return the result"""          and return the result"""
221          dlg = wxMessageDialog(self, text, title, flags)          dlg = wxMessageDialog(self, text, title, flags)
222            dlg.CenterOnParent()
223          result = dlg.ShowModal()          result = dlg.ShowModal()
224          dlg.Destroy()          dlg.Destroy()
225          return result          return result
# Line 231  class MainWindow(wxFrame): Line 251  class MainWindow(wxFrame):
251              text = "(%10.10g, %10.10g)" % pos              text = "(%10.10g, %10.10g)" % pos
252          else:          else:
253              text = ""              text = ""
254            self.set_position_text(text)
255    
256        def set_position_text(self, text):
257            """Set the statusbar text showing the current position.
258    
259            By default the text is shown in field 0 of the status bar.
260            Override this method in derived classes to put it into a
261            different field of the statusbar.
262            """
263          self.SetStatusText(text)          self.SetStatusText(text)
264    
265      def save_modified_session(self, can_veto = 1):      def save_modified_session(self, can_veto = 1):
# Line 242  class MainWindow(wxFrame): Line 271  class MainWindow(wxFrame):
271          If the can_veto parameter is true (default) the dialog includes          If the can_veto parameter is true (default) the dialog includes
272          a cancel button, otherwise not.          a cancel button, otherwise not.
273          """          """
274          if main.app.session.WasModified():          if self.application.session.WasModified():
275              flags = wxYES_NO | wxICON_QUESTION              flags = wxYES_NO | wxICON_QUESTION
276              if can_veto:              if can_veto:
277                  flags = flags | wxCANCEL                  flags = flags | wxCANCEL
# Line 258  class MainWindow(wxFrame): Line 287  class MainWindow(wxFrame):
287    
288      def NewSession(self):      def NewSession(self):
289          self.save_modified_session()          self.save_modified_session()
290          main.app.SetSession(create_empty_session())          self.application.SetSession(create_empty_session())
291    
292      def OpenSession(self):      def OpenSession(self):
293          self.save_modified_session()          self.save_modified_session()
294          dlg = wxFileDialog(self, "Select a session file", ".", "",          dlg = wxFileDialog(self, "Select a session file", ".", "",
295                             "*.thuban", wxOPEN)                             "*.thuban", wxOPEN)
296          if dlg.ShowModal() == wxID_OK:          if dlg.ShowModal() == wxID_OK:
297              main.app.OpenSession(dlg.GetPath())              self.application.OpenSession(dlg.GetPath())
298          dlg.Destroy()          dlg.Destroy()
299    
300      def SaveSession(self):      def SaveSession(self):
301          if main.app.session.filename == None:          if self.application.session.filename == None:
302              self.SaveSessionAs()              self.SaveSessionAs()
303          main.app.SaveSession()          self.application.SaveSession()
304    
305      def SaveSessionAs(self):      def SaveSessionAs(self):
306          dlg = wxFileDialog(self, "Enter a filename for session", ".", "",          dlg = wxFileDialog(self, "Enter a filename for session", ".", "",
307                             "*.thuban", wxOPEN)                             "*.thuban", wxOPEN)
308          if dlg.ShowModal() == wxID_OK:          if dlg.ShowModal() == wxID_OK:
309              main.app.session.SetFilename(dlg.GetPath())              self.application.session.SetFilename(dlg.GetPath())
310              main.app.SaveSession()              self.application.SaveSession()
311          dlg.Destroy()          dlg.Destroy()
312    
313      def Exit(self):      def Exit(self):
# Line 289  class MainWindow(wxFrame): Line 318  class MainWindow(wxFrame):
318          if result == wxID_CANCEL:          if result == wxID_CANCEL:
319              event.Veto()              event.Veto()
320          else:          else:
321                # FIXME: it would be better to tie the unsubscription to
322                # wx's destroy event, but that isn't implemented for wxGTK
323                # yet.
324                self.canvas.Unsubscribe(VIEW_POSITION, self.view_position_changed)
325              self.Destroy()              self.Destroy()
326    
327      def SetMap(self, map):      def SetMap(self, map):
328          self.canvas.SetMap(map)          self.canvas.SetMap(map)
329    
330        def Map(self):
331            """Return the map displayed by this mainwindow"""
332            return self.canvas.Map()
333    
334      def ShowSessionTree(self):      def ShowSessionTree(self):
335          name = "session_tree"          name = "session_tree"
336          dialog = self.get_open_dialog(name)          dialog = self.get_open_dialog(name)
337          if dialog is None:          if dialog is None:
338              dialog = tree.SessionTreeView(self, main.app, name)              dialog = tree.SessionTreeView(self, self.application, name)
339              self.add_dialog(name, dialog)              self.add_dialog(name, dialog)
340              dialog.Show(true)              dialog.Show(true)
341          else:          else:
# Line 340  class MainWindow(wxFrame): Line 377  class MainWindow(wxFrame):
377          if layer is not None:          if layer is not None:
378              self.canvas.Map().RemoveLayer(layer)              self.canvas.Map().RemoveLayer(layer)
379    
380        def CanRemoveLayer(self):
381            """Return true if the currently selected layer can be deleted.
382    
383            If no layer is selected return false.
384    
385            The return value of this method determines whether the remove
386            layer command is sensitive in menu.
387            """
388            layer = self.current_layer()
389            if layer is not None:
390                return self.canvas.Map().CanRemoveLayer(layer)
391            return 0
392    
393      def RaiseLayer(self):      def RaiseLayer(self):
394          layer = self.current_layer()          layer = self.current_layer()
395          if layer is not None:          if layer is not None:
396              self.canvas.Map().RaiseLayer(layer)              self.canvas.Map().RaiseLayer(layer)
397            
398      def LowerLayer(self):      def LowerLayer(self):
399          layer = self.current_layer()          layer = self.current_layer()
400          if layer is not None:          if layer is not None:
# Line 418  class MainWindow(wxFrame): Line 468  class MainWindow(wxFrame):
468              name = "table_view" + str(id(table))              name = "table_view" + str(id(table))
469              dialog = self.get_open_dialog(name)              dialog = self.get_open_dialog(name)
470              if dialog is None:              if dialog is None:
471                  dialog = tableview.TableFrame(self, self.interactor, name,                  dialog = tableview.LayerTableFrame(self, self.interactor, name,
472                                                "Table: %s" % layer.Title(),                                                     "Table: %s" % layer.Title(),
473                                                layer, table)                                                     layer, table)
474                  self.add_dialog(name, dialog)                  self.add_dialog(name, dialog)
475                  dialog.Show(true)                  dialog.Show(true)
476              else:              else:
# Line 484  class MainWindow(wxFrame): Line 534  class MainWindow(wxFrame):
534    
535  # Helper functions to define common command implementations  # Helper functions to define common command implementations
536  def call_method(context, methodname, *args):  def call_method(context, methodname, *args):
537      """Call the context's method methodname with args *args"""      """Call the mainwindow's method methodname with args *args"""
538      apply(getattr(context, methodname), args)      apply(getattr(context.mainwindow, methodname), args)
539    
540  def _method_command(name, title, method, helptext = "",  def _method_command(name, title, method, helptext = "",
541                      icon = "", sensitive = None):                      icon = "", sensitive = None):
542      """Add a command implemented by a method of the context object"""      """Add a command implemented by a method of the mainwindow object"""
543      registry.Add(Command(name, title, call_method, args=(method,),      registry.Add(Command(name, title, call_method, args=(method,),
544                           helptext = helptext, icon = icon,                           helptext = helptext, icon = icon,
545                           sensitive = sensitive))                           sensitive = sensitive))
546    
547    def make_check_current_tool(toolname):
548        """Return a function that tests if the currently active tool is toolname
549    
550        The returned function can be called with the context and returns
551        true iff the currently active tool's name is toolname. It's directly
552        usable as the 'checked' callback of a command.
553        """
554        def check_current_tool(context, name=toolname):
555            return context.mainwindow.canvas.CurrentTool() == name
556        return check_current_tool
557    
558  def _tool_command(name, title, method, toolname, helptext = "",  def _tool_command(name, title, method, toolname, helptext = "",
559                    icon = ""):                    icon = "", sensitive = None):
560      """Add a tool command"""      """Add a tool command"""
     def check_current_tool(context, name=toolname):  
         return context.canvas.CurrentTool() == name  
561      registry.Add(Command(name, title, call_method, args=(method,),      registry.Add(Command(name, title, call_method, args=(method,),
562                           helptext = helptext, icon = icon,                           helptext = helptext, icon = icon,
563                           checked = check_current_tool))                           checked = make_check_current_tool(toolname),
564                             sensitive = sensitive))
565    
566  def _has_selected_layer(context):  def _has_selected_layer(context):
567      """Return true if a layer is selected in the context"""      """Return true if a layer is selected in the context"""
568      return context.has_selected_layer()      return context.mainwindow.has_selected_layer()
569    
570    def _can_remove_layer(context):
571        return context.mainwindow.CanRemoveLayer()
572    
573    def _has_tree_window_shown(context):
574        """Return true if the tree window is shown"""
575        return context.mainwindow.get_open_dialog("session_tree") is None
576    
577    def _has_visible_map(context):
578        """Return true iff theres a visible map in the mainwindow.
579    
580        A visible map is a map with at least one visible layer."""
581        map = context.mainwindow.Map()
582        if map is not None:
583            for layer in map.Layers():
584                if layer.Visible():
585                    return 1
586        return 0
587    
588    
589  # File menu  # File menu
590  _method_command("new_session", "&New Session", "NewSession")  _method_command("new_session", "&New Session", "NewSession")
591  _method_command("open_session", "&Open Session", "OpenSession")  _method_command("open_session", "&Open Session", "OpenSession")
592  _method_command("save_session", "&Save Session", "SaveSession")  _method_command("save_session", "&Save Session", "SaveSession")
593  _method_command("save_session_as", "Save Session &As", "SaveSessionAs")  _method_command("save_session_as", "Save Session &As", "SaveSessionAs")
594  _method_command("show_session_tree", "Show Session &Tree", "ShowSessionTree")  _method_command("show_session_tree", "Show Session &Tree", "ShowSessionTree",
595  _method_command("exit", "&Exit", "Exit")                  sensitive = _has_tree_window_shown)
596    _method_command("exit", "E&xit", "Exit")
597    
598  # Help menu  # Help menu
599  _method_command("help_about", "&About", "About")  _method_command("help_about", "&About", "About")
# Line 523  _method_command("help_about", "&About", Line 603  _method_command("help_about", "&About",
603  _method_command("map_projection", "Pro&jection", "Projection")  _method_command("map_projection", "Pro&jection", "Projection")
604    
605  _tool_command("map_zoom_in_tool", "&Zoom in", "ZoomInTool", "ZoomInTool",  _tool_command("map_zoom_in_tool", "&Zoom in", "ZoomInTool", "ZoomInTool",
606                helptext = "Switch to map-mode 'zoom-in'", icon = "zoom_in")                helptext = "Switch to map-mode 'zoom-in'", icon = "zoom_in",
607                  sensitive = _has_visible_map)
608  _tool_command("map_zoom_out_tool", "Zoom &out", "ZoomOutTool", "ZoomOutTool",  _tool_command("map_zoom_out_tool", "Zoom &out", "ZoomOutTool", "ZoomOutTool",
609                helptext = "Switch to map-mode 'zoom-out'", icon = "zoom_out")                helptext = "Switch to map-mode 'zoom-out'", icon = "zoom_out",
610                  sensitive = _has_visible_map)
611  _tool_command("map_pan_tool", "&Pan", "PanTool", "PanTool",  _tool_command("map_pan_tool", "&Pan", "PanTool", "PanTool",
612                helptext = "Switch to map-mode 'pan'", icon = "pan")                helptext = "Switch to map-mode 'pan'", icon = "pan",
613                  sensitive = _has_visible_map)
614  _tool_command("map_identify_tool", "&Identify", "IdentifyTool", "IdentifyTool",  _tool_command("map_identify_tool", "&Identify", "IdentifyTool", "IdentifyTool",
615                helptext = "Switch to map-mode 'identify'", icon = "identify")                helptext = "Switch to map-mode 'identify'", icon = "identify",
616                  sensitive = _has_visible_map)
617  _tool_command("map_label_tool", "&Label", "LabelTool", "LabelTool",  _tool_command("map_label_tool", "&Label", "LabelTool", "LabelTool",
618                helptext = "Add/Remove labels", icon = "label")                helptext = "Add/Remove labels", icon = "label",
619                  sensitive = _has_visible_map)
620  _method_command("map_full_extent", "&Full extent", "FullExtent",  _method_command("map_full_extent", "&Full extent", "FullExtent",
621                 helptext = "Full Extent", icon = "fullextent")                 helptext = "Full Extent", icon = "fullextent",
622                  sensitive = _has_visible_map)
623  _method_command("map_print", "Prin&t", "PrintMap", helptext = "Print the map")  _method_command("map_print", "Prin&t", "PrintMap", helptext = "Print the map")
624    
625  # Layer menu  # Layer menu
# Line 541  _method_command("layer_add", "&Add Layer Line 627  _method_command("layer_add", "&Add Layer
627                  helptext = "Add a new layer to active map")                  helptext = "Add a new layer to active map")
628  _method_command("layer_remove", "&Remove Layer", "RemoveLayer",  _method_command("layer_remove", "&Remove Layer", "RemoveLayer",
629                  helptext = "Remove selected layer(s)",                  helptext = "Remove selected layer(s)",
630                  sensitive = _has_selected_layer)                  sensitive = _can_remove_layer)
631  _method_command("layer_fill_color", "&Fill Color", "LayerFillColor",  _method_command("layer_fill_color", "&Fill Color", "LayerFillColor",
632                  helptext = "Set the fill color of selected layer(s)",                  helptext = "Set the fill color of selected layer(s)",
633                  sensitive = _has_selected_layer)                  sensitive = _has_selected_layer)
# Line 549  _method_command("layer_transparent_fill" Line 635  _method_command("layer_transparent_fill"
635                  "LayerTransparentFill",                  "LayerTransparentFill",
636                  helptext = "Do not fill the selected layer(s)",                  helptext = "Do not fill the selected layer(s)",
637                  sensitive = _has_selected_layer)                  sensitive = _has_selected_layer)
638  _method_command("layer_ourline_color", "&Outline Color", "LayerOutlineColor",  _method_command("layer_outline_color", "&Outline Color", "LayerOutlineColor",
639                  helptext = "Set the outline color of selected layer(s)",                  helptext = "Set the outline color of selected layer(s)",
640                  sensitive = _has_selected_layer)                  sensitive = _has_selected_layer)
641  _method_command("layer_no_outline", "&No Outline", "LayerNoOutline",  _method_command("layer_no_outline", "&No Outline", "LayerNoOutline",
# Line 570  _method_command("layer_hide", "&Hide", " Line 656  _method_command("layer_hide", "&Hide", "
656  _method_command("layer_show_table", "Show Ta&ble", "LayerShowTable",  _method_command("layer_show_table", "Show Ta&ble", "LayerShowTable",
657                  helptext = "Show the selected layer's table",                  helptext = "Show the selected layer's table",
658                  sensitive = _has_selected_layer)                  sensitive = _has_selected_layer)
659    
660    
661    # the menu structure
662    main_menu = Menu("<main>", "<main>",
663                     [Menu("file", "&File",
664                           ["new_session", "open_session", None,
665                            "save_session", "save_session_as", None,
666                            "show_session_tree", None,
667                            "exit"]),
668                      Menu("map", "&Map",
669                           ["layer_add", "layer_remove",
670                            None,
671                            "map_projection",
672                            None,
673                            "map_zoom_in_tool", "map_zoom_out_tool",
674                            "map_pan_tool", "map_identify_tool", "map_label_tool",
675                            None,
676                            "map_full_extent",
677                            None,
678                            "map_print"]),
679                      Menu("layer", "&Layer",
680                           ["layer_fill_color", "layer_transparent_fill",
681                            "layer_outline_color", "layer_no_outline",
682                            None,
683                            "layer_raise", "layer_lower",
684                            None,
685                            "layer_show", "layer_hide",
686                            None,
687                            "layer_show_table"]),
688                      Menu("help", "&Help",
689                           ["help_about"])])
690    
691    # the main toolbar
692    
693    main_toolbar = Menu("<toolbar>", "<toolbar>",
694                        ["map_zoom_in_tool", "map_zoom_out_tool", "map_pan_tool",
695                         "map_identify_tool", "map_label_tool", "map_full_extent"])
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