/[thuban]/branches/WIP-pyshapelib-bramz/Thuban/UI/mainwindow.py
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revision 49 by bh, Mon Sep 10 16:03:59 2001 UTC revision 58 by bh, Thu Sep 13 13:56:23 2001 UTC
# Line 17  import sys, os Line 17  import sys, os
17  from wxPython.wx import *  from wxPython.wx import *
18    
19  import Thuban  import Thuban
20  from Thuban.Model.session import Session  from Thuban.Model.session import Session, create_empty_session
21  from Thuban.Model.map import Map  from Thuban.Model.map import Map
22  from Thuban.Model.layer import Layer  from Thuban.Model.layer import Layer
23  from Thuban.Model.color import Color  from Thuban.Model.color import Color
# Line 97  class MainWindow(wxFrame): Line 97  class MainWindow(wxFrame):
97    
98          # toolbar          # toolbar
99          toolbar = self.CreateToolBar(wxTB_3DBUTTONS)          toolbar = self.CreateToolBar(wxTB_3DBUTTONS)
100    
101            # set the size of the tools' bitmaps. Not needed on wxGTK, but
102            # on Windows. We probably shouldn't hardwire the bitmap size
103            # here
104            toolbar.SetToolBitmapSize(wxSize(24, 24))
105    
106          for name in ["map_zoom_in_tool", "map_zoom_out_tool", "map_pan_tool",          for name in ["map_zoom_in_tool", "map_zoom_out_tool", "map_pan_tool",
107                       "map_identify_tool", "map_label_tool"]:                       "map_identify_tool", "map_label_tool"]:
108              self.add_toolbar_command(toolbar, name)              self.add_toolbar_command(toolbar, name)
# Line 217  class MainWindow(wxFrame): Line 223  class MainWindow(wxFrame):
223      def get_open_dialog(self, name):      def get_open_dialog(self, name):
224          return self.dialogs.get(name)          return self.dialogs.get(name)
225    
226        def save_modified_session(self, can_veto = 1):
227            """If the current session has been modified, ask the user
228            whether to save it and do so if requested. Return the outcome of
229            the dialog (either wxID_OK, wxID_CANCEL or wxID_NO). If the
230            dialog wasn't run return wxID_NO.
231    
232            If the can_veto parameter is true (default) the dialog includes
233            a cancel button, otherwise not.
234            """
235            if main.app.session.WasModified():
236                flags = wxYES_NO | wxICON_QUESTION
237                if can_veto:
238                    flags = flags | wxCANCEL
239                result = self.RunMessageBox("Exit",
240                                            ("The session has been modified."
241                                             " Do you want to save it?"),
242                                            flags)
243                if result == wxID_YES:
244                    self.SaveSession()
245            else:
246                result = wxID_NO
247            return result
248    
249      def NewSession(self):      def NewSession(self):
250          session = Session("")          self.save_modified_session()
251          session.AddMap(Map(""))          main.app.SetSession(create_empty_session())
         main.app.SetSession(session)  
252    
253      def OpenSession(self):      def OpenSession(self):
254            self.save_modified_session()
255          dlg = wxFileDialog(self, "Select a session file", ".", "",          dlg = wxFileDialog(self, "Select a session file", ".", "",
256                             "*.session", wxOPEN)                             "*.session", wxOPEN)
257          if dlg.ShowModal() == wxID_OK:          if dlg.ShowModal() == wxID_OK:
# Line 244  class MainWindow(wxFrame): Line 273  class MainWindow(wxFrame):
273          self.Close(false)          self.Close(false)
274    
275      def OnClose(self, event):      def OnClose(self, event):
276          veto = 0          result = self.save_modified_session(can_veto = event.CanVeto())
277          if main.app.session.WasModified():          if result == wxID_CANCEL:
             flags = wxYES_NO | wxICON_QUESTION  
             if event.CanVeto():  
                 flags = flags | wxCANCEL  
             result = self.RunMessageBox("Exit",  
                                         ("The session has been modified."  
                                          " Do you want to save it?"),  
                                         flags)  
             if result == wxID_YES:  
                 self.SaveSession()  
             elif result == wxID_CANCEL:  
                 veto = 1  
   
         if veto:  
278              event.Veto()              event.Veto()
279          else:          else:
280              self.Destroy()              self.Destroy()
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