If you work in MVC most of the time and have a somewhat slow machine,
you might like this change. It uses Display>>deferRedraw: to buffer
window redraw operations until everything is complete and then blit it
to the actual display in one chunk. Makes MVC more visually pleasing and
a bit faster.

Hans-Martin

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'From Squeak 2.4c of May 10, 1999 on 21 July 1999 at 12:55:09 pm'!

!StandardSystemView methodsFor: 'displaying' stamp: 'hmm 7/21/1999 07:37'!
displayDeEmphasized 
	"Display this view with emphasis off.
	If windowBits is not nil, then simply BLT if possible,
		but force full display for top window so color is preserved."
	(bitsValid and: [controller ~~ ScheduledControllers activeController])
		ifTrue: [self lock.
				windowBits displayAt: self windowOrigin]
		ifFalse: [Display deferUpdates: true.
				super display.
				Display deferUpdates: false; forceToScreen: self windowBox.
				CacheBits ifTrue: [self cacheBitsAsIs]]
! !