It depends whether it makes sense or not to have a different threshold for objects. Maybe an expert in gui may help to answer this...
Alexandre On 23 Dec 2008, at 19:19, Stéphane Ducasse wrote: > Hi > > I would like to get your point of view on the following: > In Object there is the method > > updateThresholdForGraphicInViewerTab > "When a Viewer is open on the receiver, its tab needs some graphic to > show to the user. Computing this graphic can take quite some time so > we want to make the update frequency depending on how long it takes to > compute the thumbnail. The threshold returned by this method defines > that the viewer will update at most every 'threshold * > timeItTakesToDraw' milliseconds. Thus, if the time for computing the > receiver's thumbnail is 200 msecs and the the threshold is 10, the > viewer will update at most every two seconds." > ^20 "seems to be a pretty good general choice" > > which is only defined on Object. > and only called by > > ThumbnailMorph>>stepTime > "Adjust my step time to the time it takes drawing my referent" > drawTime ifNil:[^ 250]. > ^(objectToView updateThresholdForGraphicInViewerTab * drawTime) max: > 250. > > and I was thinking ok this a nice hook and may be it should be a > morphic extension on > Object. On the other hand it seems that this is a feature that is only > use by one class > that is not even core. So may be we could put the magic number inside > the step time. > > Stef > > _______________________________________________ > Pharo-project mailing list > [email protected] > http://lists.gforge.inria.fr/cgi-bin/mailman/listinfo/pharo-project > -- _,.;:~^~:;._,.;:~^~:;._,.;:~^~:;._,.;:~^~:;._,.;: Alexandre Bergel http://www.bergel.eu ^~:;._,.;:~^~:;._,.;:~^~:;._,.;:~^~:;._,.;:~^~:;. _______________________________________________ Pharo-project mailing list [email protected] http://lists.gforge.inria.fr/cgi-bin/mailman/listinfo/pharo-project
