def initUI( self ):
     """
     in: nothing
     returns nothing
     """
     # superclass initUI
     ListWindow.initUI( self )
     # create systree, processlist, propertylist
     self.theSystemTree = SystemTree( self, self['SystemTreeFrame'] )
     self.theEntityType = self.__getEntityType()
     self.theEntityList = EntityList( self, self['EntityListFrame'], self.theEntityType )
     self.theEntityEditorList = EntityEditor( self, self['EntityEditorFrame'], self.theEntityType )
     # add signal handlers
     self.addHandlers(
         {
             'on_variable1_activate': self.__entitychooser_changed,
             'on_process1_activate': self.__entitychooser_changed
             }
         )
     self.theEntityList.changeDisplayedType( self.theEntityType )
     self.selectEntity( [ME_ROOTID] )
     self.update()
class EntityListTab(ListWindow):
    def __init__( self, aModelEditor, aRoot = 'top_frame' ):
        """
        in: ModelEditor theModelEditor
        returns nothing
        """
        ListWindow.__init__( self, aModelEditor, aRoot )
        self.initUI()

    def initUI( self ):
        """
        in: nothing
        returns nothing
        """
        # superclass initUI
        ListWindow.initUI( self )
        # create systree, processlist, propertylist
        self.theSystemTree = SystemTree( self, self['SystemTreeFrame'] )
        self.theEntityType = self.__getEntityType()
        self.theEntityList = EntityList( self, self['EntityListFrame'], self.theEntityType )
        self.theEntityEditorList = EntityEditor( self, self['EntityEditorFrame'], self.theEntityType )
        # add signal handlers
        self.addHandlers(
            {
                'on_variable1_activate': self.__entitychooser_changed,
                'on_process1_activate': self.__entitychooser_changed
                }
            )
        self.theEntityList.changeDisplayedType( self.theEntityType )
        self.selectEntity( [ME_ROOTID] )
        self.update()

    def setLastActiveComponent( self, aComponent ):
        self.theLastActiveComponent = aComponent
        self.updatePropertyList()

    def update( self, aType = None, aFullID = None ):
        #if self.theModelEditor.getMode() == ME_RUN_MODE:
        #    self.theEntityEditorList.thePropertyList.update()
        #    return
        if aType == DM_SYSTEM_TYPE:
            self.updateSystemTree( aFullID )
        elif aType == DM_STEPPER_TYPE:
            self.updatePropertyList()
        elif aType == self.theEntityType:
            self.updateEntityList( aFullID )
        elif aType == DM_VARIABLE_TYPE and self.theEntityType == DM_PROCESS_TYPE:
            self.updatePropertyList()
        elif aType == DM_PROPERTY_TYPE:
            self.updatePropertyList( aFullID )
        else:
            self.updateSystemTree()
        
    def selectEntity( self, anEntityList ):
        aType = ecell.util.getTypeFromFullIDString ( anEntityList[0] )
        if aType == DM_SYSTEM_TYPE:
            self.theLastActiveComponent = self.theSystemTree
            
        elif aType in [ DM_PROCESS_TYPE, DM_VARIABLE_TYPE ]:
            displayedType = self.__getEntityType()
            #self.theEntityList.aValue = self.theEntityEditorList.getValue()
            if aType != displayedType:
                
                self.theEntityList.changeDisplayedType( aType )

            self.theLastActiveComponent = self.theEntityList 
        else:
            raise Exception("Wrong type to select %s"% aType )
        self.theLastActiveComponent.changeSelection( anEntityList )     
            
        self.theLastActiveComponent.selectByUser()
        
    def updateSystemTree ( self, aSystemFullID = None ):
        """
        in: string aSystemFullID where changes happened
        """

        if not self.exists():
            return
        if aSystemFullID != None:
            self.theSystemTree.update ( aSystemFullID )
        self.updateEntityList( aSystemFullID )

    def updateEntityList ( self, aFullID = None ):
        """
        in: string aFullID where changes happened
        """
        if not self.exists():
            return

        displayedFullID = self.theEntityList.getDisplayedSysID() 
        systemTreeFullIDs = self.theSystemTree.getSelectedIDs() 
        if len(systemTreeFullIDs) != 1:
            systemTreeFullID = None
        else:
            systemTreeFullID = systemTreeFullIDs[0]

        # check if new system is selected
        if displayedFullID != systemTreeFullID:
            self.theEntityList.setDisplayedSysID( systemTreeFullID )

        elif displayedFullID == aFullID or aFullID == None:
            self.theEntityList.update( )

        # check whether there were any changes in displayed data
        self.updatePropertyList( aFullID )

    def updatePropertyList ( self, aFullID = None ):
        """
        in: anID where changes happened
        """

        if not self.exists():
            return
        # get selected process or systemid
        selectedID = None

        selectedIDs = self.theLastActiveComponent.getSelectedIDs()
        if len(selectedIDs) == 1:
            selectedID = selectedIDs[0]
        else:
            selectedID = None
        
        # get displayed entity from propertylist
        
        propertyListEntity = self.theEntityEditorList.getDisplayedEntity()
        # check if selection was changed
        if propertyListEntity != selectedID :

            self.theEntityEditorList.setDisplayedEntity ( selectedID )

        elif aFullID == selectedID or aFullID == None or aFullID[-4:] == "SIZE":

            self.theEntityEditorList.update()

    def changeEntityType( self ):
        self.theEntityType = self.__getEntityType()
        self.theEntityList.changeDisplayedType( self.theEntityType )
        self.updateEntityList()

    # -- SIGNAL HANDLERS
    def deleted( self, *arg ):
        ListWindow.deleted( self, *arg )
        self.theSystemTree.close()
        self.theEntityList.close()
        self.theEntityEditorList.close()
        self.theModelEditor.theEntityListWindowList.remove( self )
        self.theModelEditor.updateWindows()
        return True

    def __entitychooser_changed( self, *args ):
    
        self.changeEntityType()     

    def __getEntityType( self ):
        """
        returns string type of entity chooser
        """
        anIndex = self['EntityChooser'].get_history()
        return (
            ecsconst.ENTITYTYPE_STRING_LIST[ ecsconst.VARIABLE ],
            ecsconst.ENTITYTYPE_STRING_LIST[ ecsconst.PROCESS ]
            )[ anIndex ]