/[thuban]/branches/WIP-pyshapelib-bramz/Thuban/Model/extension.py
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revision 195 by jan, Thu Jun 20 15:12:01 2002 UTC revision 2355 by jan, Tue Sep 28 19:20:35 2004 UTC
# Line 7  Line 7 
7    
8  __version__ = "$Revision$"  __version__ = "$Revision$"
9    
10    from Thuban import _
11    
12  from messages import EXTENSION_CHANGED, EXTENSION_OBJECTS_CHANGED  from messages import EXTENSION_CHANGED, EXTENSION_OBJECTS_CHANGED
13    
14  from base import TitledObject, Modifiable  from base import TitledObject, Modifiable
# Line 16  class Extension(TitledObject, Modifiable Line 18  class Extension(TitledObject, Modifiable
18    
19      """Represent a extension. A extension is a package of additional      """Represent a extension. A extension is a package of additional
20         functionality to Thuban and contains a number of Objects         functionality to Thuban and contains a number of Objects
21             that can be freely defined in an extension.         that can be freely defined in an extension.
22             Each object must a a TitleObject with additional set "object.name".         Each object must a a TitleObject with additional set "object.name".
23           Furthermore, each object must implement the methods Subscribe,
24           Unsubscribe and Destroy (i.e. derive from Modifiable).
25    
26      Extension objects send the following message types:      Extension objects send the following message types:
27    
# Line 81  class Extension(TitledObject, Modifiable Line 85  class Extension(TitledObject, Modifiable
85      def UnsetModified(self):      def UnsetModified(self):
86          """Unset the modified flag of the extension"""          """Unset the modified flag of the extension"""
87          Modifiable.UnsetModified(self)          Modifiable.UnsetModified(self)
88    
89        def TreeInfo(self):
90            return (_("Extension: %s") % self.title,
91                    ["%s: %s" % (object.title, object.name)
92                     for object in self.objects])
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