But...but..but..!
Alan Kay
Alan.Kay at disney.com
Sat Apr 21 15:33:21 UTC 2001
So maybe someone should make this behavior event driven ....
Cheers,
Alan
-----
At 7:41 AM -0400 4/21/01, Jon Hylands wrote:
>On Sat, 21 Apr 2001 19:50:56 +1000 (EST), Chris WRIGHT <caw at cs.mu.OZ.AU>
>wrote:
>
>> Never mind about morphic demos showing rotated workspaces still working just
>> fine...I'm fairly blown away by this...The class inspector was informed
>> of the recompilation of its displayed class and displayed the new instance
>> vars without me having to choose "Refresh" from a menu or something...
>
>Well, not to throw water on the fire or anything, but Morphic implements a
>polling mechanism that updates the GUIs on the screen every so often. This
>polling mechanism runs in a background thread, and is responsible for that
>behavior.
>
>Of course, its also responsible for certain really annoying behavior, like
>the inability to step through code in the debugger that programmatically
>creates complex Morphs. You end up with something completely different in
>terms of layout when you do that.
>
>> This is very serious. This may ruin my plans for the weekend. I may have to
>> postpone things.
>
>The whole concept of using #step is definitely cool, and indeed I use it in
>my robotic simulator for updating all the morphs. But when you're not
>interested in drag-and-drop window creation, it sure makes it hard
>sometimes to make Morphic do what you want it to do, given that you can't
>step through the code in the debugger (unless you somehow turn off that
>background thread).
>
>Later,
>Jon
>
>--------------------------------------------------------------
> Jon Hylands Jon at huv.com http://www.huv.com/jon
>
> Project: Micro Seeker (Micro Autonomous Underwater Vehicle)
> http://www.huv.com
More information about the Squeak-dev
mailing list
|