/[thuban]/branches/WIP-pyshapelib-bramz/Thuban/UI/mainwindow.py
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revision 356 by frank, Wed Nov 6 14:46:33 2002 UTC revision 357 by bh, Mon Dec 9 10:32:27 2002 UTC
# Line 29  import tableview, identifyview Line 29  import tableview, identifyview
29  from menu import Menu  from menu import Menu
30    
31  from context import Context  from context import Context
32  from command import registry, Command  from command import registry, Command, ToolCommand
33  from messages import SELECTED_SHAPE, VIEW_POSITION  from messages import SELECTED_SHAPE, VIEW_POSITION
34    
35    
# Line 210  class MainWindow(wxFrame): Line 210  class MainWindow(wxFrame):
210          context = self.Context()          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(context))              sensitive = command.Sensitive(context)
214                event.Enable(sensitive)
215                if command.IsTool() and not sensitive and command.Checked(context):
216                    # When a checked tool command is disabled deselect all
217                    # tools. Otherwise the tool would remain active but it
218                    # might lead to errors if the tools stays active. This
219                    # problem occurred in GREAT-ER and this fixes it, but
220                    # it's not clear to me whether this is really the best
221                    # way to do it (BH, 20021206).
222                    self.canvas.SelectTool(None)
223              event.SetText(command.DynText(context))              event.SetText(command.DynText(context))
224              if command.IsCheckCommand():              if command.IsCheckCommand():
225                  event.Check(command.Checked(context))                      event.Check(command.Checked(context))
226    
227      def RunMessageBox(self, title, text, flags = wxOK | wxICON_INFORMATION):      def RunMessageBox(self, title, text, flags = wxOK | wxICON_INFORMATION):
228          """Run a modal message box with the given text, title and flags          """Run a modal message box with the given text, title and flags
# Line 558  def make_check_current_tool(toolname): Line 567  def make_check_current_tool(toolname):
567  def _tool_command(name, title, method, toolname, helptext = "",  def _tool_command(name, title, method, toolname, helptext = "",
568                    icon = "", sensitive = None):                    icon = "", sensitive = None):
569      """Add a tool command"""      """Add a tool command"""
570      registry.Add(Command(name, title, call_method, args=(method,),      registry.Add(ToolCommand(name, title, call_method, args=(method,),
571                           helptext = helptext, icon = icon,                               helptext = helptext, icon = icon,
572                           checked = make_check_current_tool(toolname),                               checked = make_check_current_tool(toolname),
573                           sensitive = sensitive))                               sensitive = sensitive))
574    
575  def _has_selected_layer(context):  def _has_selected_layer(context):
576      """Return true if a layer is selected in the context"""      """Return true if a layer is selected in the context"""
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