/[thuban]/trunk/thuban/Thuban/UI/classifier.py
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Diff of /trunk/thuban/Thuban/UI/classifier.py

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revision 878 by jonathan, Fri May 9 16:32:31 2003 UTC revision 1219 by bh, Mon Jun 16 17:42:54 2003 UTC
# Line 20  from wxPython.grid import * Line 20  from wxPython.grid import *
20  from Thuban import _  from Thuban import _
21  from Thuban.UI.common import Color2wxColour, wxColour2Color  from Thuban.UI.common import Color2wxColour, wxColour2Color
22    
23    from Thuban.Model.messages import MAP_LAYERS_REMOVED, LAYER_SHAPESTORE_REPLACED
24  from Thuban.Model.range import Range  from Thuban.Model.range import Range
25  from Thuban.Model.classification import \  from Thuban.Model.classification import \
26      Classification, ClassGroupDefault, \      Classification, ClassGroupDefault, \
# Line 28  from Thuban.Model.classification import Line 29  from Thuban.Model.classification import
29    
30  from Thuban.Model.color import Color  from Thuban.Model.color import Color
31    
32  from Thuban.Model.layer import Layer, \  from Thuban.Model.layer import Layer, RasterLayer, \
33      SHAPETYPE_ARC, SHAPETYPE_POLYGON, SHAPETYPE_POINT      SHAPETYPE_ARC, SHAPETYPE_POLYGON, SHAPETYPE_POINT
34    
35  from Thuban.UI.classgen import ClassGenDialog, ClassGenerator  from Thuban.UI.classgen import ClassGenDialog
36    
37  from dialogs import NonModalDialog  from dialogs import NonModalNonParentDialog
38    
39  ID_CLASS_TABLE = 40011  ID_CLASS_TABLE = 40011
40    
# Line 670  EB_LAYER_TITLE = 0 Line 671  EB_LAYER_TITLE = 0
671  EB_SELECT_FIELD = 1  EB_SELECT_FIELD = 1
672  EB_GEN_CLASS = 2  EB_GEN_CLASS = 2
673    
674  class Classifier(NonModalDialog):  class Classifier(NonModalNonParentDialog):
675    
676      type2string = {None:             _("None"),      type2string = {None:             _("None"),
677                     FIELDTYPE_STRING: _("Text"),                     FIELDTYPE_STRING: _("Text"),
678                     FIELDTYPE_INT:    _("Integer"),                     FIELDTYPE_INT:    _("Integer"),
679                     FIELDTYPE_DOUBLE: _("Decimal")}                     FIELDTYPE_DOUBLE: _("Decimal")}
680    
681      def __init__(self, parent, name, layer, group = None):      def __init__(self, parent, name, map, layer, group = None):
682          NonModalDialog.__init__(self, parent, name, "")          NonModalNonParentDialog.__init__(self, parent, name, "")
683    
684          self.__SetTitle(layer.Title())          self.__SetTitle(layer.Title())
685    
686          self.layer = layer          self.layer = layer
687            self.map = map
688    
689          self.originalClass = self.layer.GetClassification()          self.map.Subscribe(MAP_LAYERS_REMOVED, self.map_layers_removed)
690          field = self.originalClass.GetField()          self.layer.Subscribe(LAYER_SHAPESTORE_REPLACED,
691          fieldType = self.originalClass.GetFieldType()                               self.layer_shapestore_replaced)
692    
693          self.genDlg = None          self.genDlg = None
694    
# Line 697  class Classifier(NonModalDialog): Line 699  class Classifier(NonModalDialog):
699          panel = wxPanel(self, -1)          panel = wxPanel(self, -1)
700    
701          text_title = wxTextCtrl(panel, ID_PROPERTY_TITLE, layer.Title())          text_title = wxTextCtrl(panel, ID_PROPERTY_TITLE, layer.Title())
702          #          self.fieldTypeText = wxStaticText(panel, -1, "")
         # make field choice box  
         #  
         self.fields = wxChoice(panel, ID_PROPERTY_SELECT,)  
   
         self.num_cols = layer.table.NumColumns()  
         # just assume the first field in case one hasn't been  
         # specified in the file.  
         self.__cur_field = 0  
   
         self.fields.Append("<None>")  
703    
704          if self.originalClass.GetFieldType() is None:          if layer.HasClassification():
705              self.fields.SetClientData(0, copy.deepcopy(self.originalClass))              self.originalClass = self.layer.GetClassification()
706          else:              field = self.originalClass.GetField()
707              self.fields.SetClientData(0, None)              fieldType = self.originalClass.GetFieldType()
708    
709          for i in range(self.num_cols):              table = layer.ShapeStore().Table()
710              name = layer.table.Column(i).name              #
711              self.fields.Append(name)              # make field choice box
712                #
713              if name == field:              self.fields = wxChoice(panel, ID_PROPERTY_SELECT,)
                 self.__cur_field = i + 1  
                 self.fields.SetClientData(i + 1,  
                                           copy.deepcopy(self.originalClass))  
             else:  
                 self.fields.SetClientData(i + 1, None)  
714    
715                self.num_cols = table.NumColumns()
716                # just assume the first field in case one hasn't been
717                # specified in the file.
718                self.__cur_field = 0
719    
720          self.fieldTypeText = wxStaticText(panel, -1, "")              self.fields.Append("<None>")
721    
722          button_gen = wxButton(panel, ID_PROPERTY_GENCLASS, _("Generate Class"))              if self.originalClass.GetFieldType() is None:
723                    self.fields.SetClientData(0, copy.deepcopy(self.originalClass))
724                else:
725                    self.fields.SetClientData(0, None)
726    
727          button_add = wxButton(panel, ID_PROPERTY_ADD, _("Add"))              for i in range(self.num_cols):
728          button_moveup = wxButton(panel, ID_PROPERTY_MOVEUP, _("Move Up"))                  name = table.Column(i).name
729          button_movedown = wxButton(panel, ID_PROPERTY_MOVEDOWN, _("Move Down"))                  self.fields.Append(name)
730          button_edit = wxButton(panel, ID_PROPERTY_EDITSYM, _("Edit Symbol"))  
731          button_remove = wxButton(panel, ID_PROPERTY_REMOVE, _("Remove"))                  if name == field:
732                        self.__cur_field = i + 1
733                        self.fields.SetClientData(i + 1,
734                                                copy.deepcopy(self.originalClass))
735                    else:
736                        self.fields.SetClientData(i + 1, None)
737    
738                button_gen = wxButton(panel, ID_PROPERTY_GENCLASS,
739                    _("Generate Class"))
740                button_add = wxButton(panel, ID_PROPERTY_ADD,
741                    _("Add"))
742                button_moveup = wxButton(panel, ID_PROPERTY_MOVEUP,
743                    _("Move Up"))
744                button_movedown = wxButton(panel, ID_PROPERTY_MOVEDOWN,
745                    _("Move Down"))
746                button_edit = wxButton(panel, ID_PROPERTY_EDITSYM,
747                    _("Edit Symbol"))
748                button_remove = wxButton(panel, ID_PROPERTY_REMOVE,
749                    _("Remove"))
750    
751                self.classGrid = ClassGrid(panel, self)
752    
753                # calling __SelectField after creating the classGrid fills in the
754                # grid with the correct information
755                self.fields.SetSelection(self.__cur_field)
756                self.__SelectField(self.__cur_field, group = group)
757    
758          button_try = wxButton(panel, ID_PROPERTY_TRY, _("Try"))          button_try = wxButton(self, ID_PROPERTY_TRY, _("Try"))
759          button_revert = wxButton(panel, ID_PROPERTY_REVERT, _("Revert"))          button_revert = wxButton(self, ID_PROPERTY_REVERT, _("Revert"))
760          button_ok = wxButton(panel, wxID_OK, _("OK"))          button_ok = wxButton(self, wxID_OK, _("OK"))
761          button_ok.SetDefault()          button_ok.SetDefault()
762          button_close = wxButton(panel, wxID_CANCEL, _("Close"))          button_close = wxButton(self, wxID_CANCEL, _("Close"))
   
         self.classGrid = ClassGrid(panel, self)  
   
         # calling __SelectField after creating the classGrid fills in the  
         # grid with the correct information  
         self.fields.SetSelection(self.__cur_field)  
         self.__SelectField(self.__cur_field, group = group)  
763    
764          ############################          ############################
765          # Layout the controls          # Layout the controls
# Line 764  class Classifier(NonModalDialog): Line 775  class Classifier(NonModalDialog):
775    
776          panelBox.Add(sizer, 0, wxGROW, 4)          panelBox.Add(sizer, 0, wxGROW, 4)
777    
778          panelBox.Add(wxStaticText(panel, -1,          if isinstance(layer, RasterLayer):
779                                  _("Type: %s") % layer.ShapeType()),              type = "Image"
780            else:
781                type = layer.ShapeType()
782    
783            panelBox.Add(wxStaticText(panel, -1, _("Type: %s") % type),
784              0, wxALIGN_LEFT | wxALL, 4)              0, wxALIGN_LEFT | wxALL, 4)
785    
786          classBox = wxStaticBoxSizer(          if layer.HasClassification():
                     wxStaticBox(panel, -1, _("Classification")), wxVERTICAL)  
787    
788                classBox = wxStaticBoxSizer(
789                            wxStaticBox(panel, -1, _("Classification")), wxVERTICAL)
790    
         sizer = wxBoxSizer(wxHORIZONTAL)  
         sizer.Add(wxStaticText(panel, ID_PROPERTY_FIELDTEXT, _("Field: ")),  
             0, wxALIGN_LEFT | wxALIGN_CENTER_VERTICAL | wxALL, 4)  
         sizer.Add(self.fields, 1, wxGROW | wxALL, 4)  
   
         classBox.Add(sizer, 0, wxGROW, 4)  
   
         classBox.Add(self.fieldTypeText, 0,  
                      wxGROW | wxALIGN_LEFT | wxALL | wxADJUST_MINSIZE, 4)  
   
         controlBox = wxBoxSizer(wxHORIZONTAL)  
         controlButtonBox = wxBoxSizer(wxVERTICAL)  
   
         controlButtonBox.Add(button_gen, 0, wxGROW|wxALL, 4)  
         controlButtonBox.Add(button_add, 0, wxGROW|wxALL, 4)  
         controlButtonBox.Add(button_moveup, 0, wxGROW|wxALL, 4)  
         controlButtonBox.Add(button_movedown, 0, wxGROW|wxALL, 4)  
         controlButtonBox.Add(button_edit, 0, wxGROW|wxALL, 4)  
         controlButtonBox.Add(60, 20, 0, wxGROW|wxALL|wxALIGN_BOTTOM, 4)  
         controlButtonBox.Add(button_remove, 0, wxGROW|wxALL|wxALIGN_BOTTOM, 4)  
791    
792          controlBox.Add(self.classGrid, 1, wxGROW, 0)              sizer = wxBoxSizer(wxHORIZONTAL)
793          controlBox.Add(controlButtonBox, 0, wxGROW, 10)              sizer.Add(wxStaticText(panel, ID_PROPERTY_FIELDTEXT, _("Field: ")),
794                    0, wxALIGN_LEFT | wxALIGN_CENTER_VERTICAL | wxALL, 4)
795                sizer.Add(self.fields, 1, wxGROW | wxALL, 4)
796    
797                classBox.Add(sizer, 0, wxGROW, 4)
798    
799                classBox.Add(self.fieldTypeText, 0,
800                            wxGROW | wxALIGN_LEFT | wxALL | wxADJUST_MINSIZE, 4)
801    
802                controlBox = wxBoxSizer(wxHORIZONTAL)
803                controlButtonBox = wxBoxSizer(wxVERTICAL)
804    
805                controlButtonBox.Add(button_gen, 0, wxGROW|wxALL, 4)
806                controlButtonBox.Add(button_add, 0, wxGROW|wxALL, 4)
807                controlButtonBox.Add(button_moveup, 0, wxGROW|wxALL, 4)
808                controlButtonBox.Add(button_movedown, 0, wxGROW|wxALL, 4)
809                controlButtonBox.Add(button_edit, 0, wxGROW|wxALL, 4)
810                controlButtonBox.Add(60, 20, 0, wxGROW|wxALL|wxALIGN_BOTTOM, 4)
811                controlButtonBox.Add(button_remove, 0,
812                                     wxGROW|wxALL|wxALIGN_BOTTOM, 4)
813    
814                controlBox.Add(self.classGrid, 1, wxGROW, 0)
815                controlBox.Add(controlButtonBox, 0, wxGROW, 10)
816    
817          classBox.Add(controlBox, 1, wxGROW, 10)              classBox.Add(controlBox, 1, wxGROW, 10)
818          panelBox.Add(classBox, 1, wxGROW, 0)              panelBox.Add(classBox, 1, wxGROW, 0)
819    
820    
821          buttonBox = wxBoxSizer(wxHORIZONTAL)          buttonBox = wxBoxSizer(wxHORIZONTAL)
822          buttonBox.Add(button_try, 0, wxALL, 4)          buttonBox.Add(button_try, 0, wxRIGHT|wxEXPAND, 10)
823          buttonBox.Add(60, 20, 0, wxALL, 4)          buttonBox.Add(button_revert, 0, wxRIGHT|wxEXPAND, 10)
824          buttonBox.Add(button_revert, 0, wxALL, 4)          buttonBox.Add(button_ok, 0, wxRIGHT|wxEXPAND, 10)
825          buttonBox.Add(60, 20, 0, wxALL, 4)          buttonBox.Add(button_close, 0, wxRIGHT|wxEXPAND, 10)
         buttonBox.Add(button_ok, 0, wxALL, 4)  
         buttonBox.Add(60, 20, 0, wxALL, 4)  
         buttonBox.Add(button_close, 0, wxALL, 4)  
         panelBox.Add(buttonBox, 0,  
             wxALL|wxALIGN_CENTER_HORIZONTAL|wxALIGN_BOTTOM, 0)  
826    
827          panel.SetAutoLayout(True)          panel.SetAutoLayout(True)
828          panel.SetSizer(panelBox)          panel.SetSizer(panelBox)
# Line 817  class Classifier(NonModalDialog): Line 830  class Classifier(NonModalDialog):
830          panelBox.SetSizeHints(panel)          panelBox.SetSizeHints(panel)
831    
832          topBox.Add(panel, 1, wxGROW | wxALL, 4)          topBox.Add(panel, 1, wxGROW | wxALL, 4)
833            topBox.Add(buttonBox, 0, wxALIGN_RIGHT|wxBOTTOM|wxTOP, 10)
834    
835          self.SetAutoLayout(True)          self.SetAutoLayout(True)
836          self.SetSizer(topBox)          self.SetSizer(topBox)
# Line 842  class Classifier(NonModalDialog): Line 856  class Classifier(NonModalDialog):
856    
857          ######################          ######################
858    
859          self.fields.SetFocus()          text_title.SetFocus()
860          self.haveApplied = False          self.haveApplied = False
861    
862        def unsubscribe_messages(self):
863            self.map.Unsubscribe(MAP_LAYERS_REMOVED, self.map_layers_removed)
864            self.layer.Unsubscribe(LAYER_SHAPESTORE_REPLACED,
865                                   self.layer_shapestore_replaced)
866    
867        def map_layers_removed(self, map):
868            if self.layer not in self.map.Layers():
869                self.Close()
870    
871        def layer_shapestore_replaced(self, *args):
872            self.Close()
873    
874      def EditSymbol(self, row):      def EditSymbol(self, row):
875          table = self.classGrid.GetTable()          table = self.classGrid.GetTable()
876          prop = table.GetValueAsCustom(row, COL_SYMBOL, None)          prop = table.GetValueAsCustom(row, COL_SYMBOL, None)
# Line 961  class Classifier(NonModalDialog): Line 987  class Classifier(NonModalDialog):
987             it to the layer.             it to the layer.
988          """          """
989    
990          clazz = self.fields.GetClientData(self.__cur_field)          if self.layer.HasClassification():
991                clazz = self.fields.GetClientData(self.__cur_field)
992    
993          #              #
994          # only build the classification if there wasn't one to              # only build the classification if there wasn't one to
995          # to begin with or it has been modified              # to begin with or it has been modified
996          #              #
997          self.classGrid.SaveEditControlValue()              self.classGrid.SaveEditControlValue()
998          if clazz is None or self.classGrid.GetTable().IsModified():              if clazz is None or self.classGrid.GetTable().IsModified():
999              clazz = self.__BuildClassification(self.__cur_field, True)                  clazz = self.__BuildClassification(self.__cur_field, True)
1000    
1001          self.layer.SetClassification(clazz)              self.layer.SetClassification(clazz)
1002    
1003          self.haveApplied = True          self.haveApplied = True
1004    
# Line 980  class Classifier(NonModalDialog): Line 1007  class Classifier(NonModalDialog):
1007          self.Close()          self.Close()
1008    
1009      def OnClose(self, event):      def OnClose(self, event):
1010          NonModalDialog.OnClose(self, event)          self.unsubscribe_messages()
1011            NonModalNonParentDialog.OnClose(self, event)
1012    
1013      def _OnCloseBtn(self, event):      def _OnCloseBtn(self, event):
1014          """Close is similar to Cancel except that any changes that were          """Close is similar to Cancel except that any changes that were
# Line 1167  class SelectPropertiesDialog(wxDialog): Line 1195  class SelectPropertiesDialog(wxDialog):
1195          buttonBox = wxBoxSizer(wxHORIZONTAL)          buttonBox = wxBoxSizer(wxHORIZONTAL)
1196          button_ok = wxButton(self, wxID_OK, _("OK"))          button_ok = wxButton(self, wxID_OK, _("OK"))
1197          button_ok.SetDefault()          button_ok.SetDefault()
1198          buttonBox.Add(button_ok, 0, wxALL, 4)          buttonBox.Add(button_ok, 0, wxRIGHT|wxEXPAND, 10)
1199          buttonBox.Add(wxButton(self, wxID_CANCEL, _("Cancel")),          buttonBox.Add(wxButton(self, wxID_CANCEL, _("Cancel")),
1200                        0, wxALL, 4)                        0, wxRIGHT|wxEXPAND, 10)
1201          topBox.Add(buttonBox, 0, wxALIGN_CENTER_HORIZONTAL|wxALIGN_BOTTOM, 10)          topBox.Add(buttonBox, 0, wxALIGN_RIGHT|wxBOTTOM|wxTOP, 10)
1202                                                                                                                                                                    
1203          #EVT_BUTTON(self, wxID_OK, self._OnOK)          #EVT_BUTTON(self, wxID_OK, self._OnOK)
1204          #EVT_BUTTON(self, ID_SELPROP_CANCEL, self._OnCancel)          #EVT_BUTTON(self, ID_SELPROP_CANCEL, self._OnCancel)
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