Hi

I'm trying to understand what there is a need for this window ifNil: [^ self ]
And I wonder is this is not�� problem due to a global announcer that would keep announcer even when the nautilus widget
has been deleted.
Any other suggestions?

Stef

classRemoved: anAnnouncement
�� �� | class oldPackage |
�� �� window ifNil: [ ^ self ].
�� �� window isDisplayed
�� �� �� �� ifFalse: [ ^ self ].
�� �� class := anAnnouncement classRemoved.
�� �� (self classWidget getClassesList includes: class)
�� �� �� �� ifTrue:
�� �� �� �� �� �� [

classRecategorized: anAnnouncement

�� �� window ifNil: [ ^ self ].
�� �� window isDisplayed ifFalse: [ ^ self ].
�� �� self selectedPackage ifNotNil:[:selection |
�� �� ({ anAnnouncement oldCategory. anAnnouncement newCategory }
�� �� �� �� anySatisfy: [ :each | selection includesCategory: each ])
�� �� �� �� �� �� ifTrue: [ self updatePackageGroupAndClassList ]]


classRemoved: anAnnouncement
�� �� | class oldPackage |
�� �� window ifNil: [ ^ self ].
�� �� window isDisplayed
�� �� �� �� ifFalse: [ ^ self ].
�� �� class := anAnnouncement classRemoved.
�� �� (self classWidget getClassesList includes: cla