/[thuban]/branches/WIP-pyshapelib-bramz/Thuban/Model/session.py
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revision 982 by bh, Thu May 22 12:02:15 2003 UTC revision 1016 by bh, Fri May 23 11:05:59 2003 UTC
# Line 227  class Session(TitledObject, Modifiable): Line 227  class Session(TitledObject, Modifiable):
227          self.tables.append(transient_table)          self.tables.append(transient_table)
228          return transient_table          return transient_table
229    
230        def RemoveTable(self, table):
231            """Remove the table from the session.
232    
233            The table object must be a table object previously returned by
234            the AddTable method. If the table is not part of the session
235            raise a ValueError.
236            """
237            tables = [t for t in self.tables if t is not table]
238            if len(tables) == len(self.tables):
239                raise ValueError
240            self.tables = tables
241    
242      def temp_directory(self):      def temp_directory(self):
243          """          """
244          Return the name of the directory for session specific temporary files          Return the name of the directory for session specific temporary files
# Line 246  class Session(TitledObject, Modifiable): Line 258  class Session(TitledObject, Modifiable):
258          self._add_shapestore(store)          self._add_shapestore(store)
259          return store          return store
260    
261        def AddShapeStore(self, shapestore):
262            """Add the shapestore to the session.
263    
264            The session only holds a weak reference to the shapestore, so it
265            will automatically be removed from the session when the last
266            reference goes away.
267            """
268            self._add_shapestore(shapestore)
269            return shapestore
270    
271      def TransientDB(self):      def TransientDB(self):
272          if self.transient_db is None:          if self.transient_db is None:
273              filename = os.path.join(self.temp_directory(), "transientdb")              filename = os.path.join(self.temp_directory(), "transientdb")
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