David T. Lewis uploaded a new version of System to project The Trunk: http://source.squeak.org/trunk/System-dtl.272.mcz
==================== Summary ====================
Name: System-dtl.272 Author: dtl Time: 27 February 2010, 12:29:07.125 pm UUID: 4b88a93a-0ef2-47e1-b798-b9a4dc29bc48 Ancestors: System-ar.271
Reduce use of #isMorphic by implementing #currentVocabulary, #handleFatalDrawingError:, #resetDisplay, and #setAsBackground:
=============== Diff against System-ar.271 ===============
Item was added: + ----- Method: Project>>setAsBackground: (in category 'utilities') ----- + setAsBackground: aForm + "Set aForm as a background image." + + self subclassResponsibility + !
Item was added: + ----- Method: Project>>handleFatalDrawingError: (in category 'utilities') ----- + handleFatalDrawingError: errMsg + "Handle a fatal drawing error." + + self error: errMsg "overridden in MorphicProject" + !
Item was added: + ----- Method: Project>>resetDisplay (in category 'displaying') ----- + resetDisplay + "Bring the display to a usable state after handling primitiveError." + + self subclassResponsibility!
Item was added: + ----- Method: Project>>currentVocabulary (in category 'protocols') ----- + currentVocabulary + "Answer the currently-prevailing default vocabulary." + + self subclassResponsibility!
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