[Etoys] How to distribute amd install MO for Apps
bert at freudenbergs.de
Tue Nov 20 12:36:54 EST 2007
On Nov 20, 2007, at 18:31 , Karl wrote:
> Karl wrote:
>> Bert Freudenberg wrote:
>>> Loading an ImageSegment is indeed extremely fast. Even classes
>>> and compiled methods can be included in a segment. The problem
>>> is that after loading the segment, references ("outpointers")
>>> have to be fixed up - for example, all symbols must be made to
>>> point to the symbol instance in the image, otherwise you would
>>> have duplicate symbols. And we accumulated a lot of cruft over
>>> the years that is performed on project load time - fixing up
>>> fonts, migrating instances to new class layout etc. Working this
>>> out would be very valuable.
>> I have looked into this a little.
>> There is a framework for creating conversion methods in the image
>> but it is broken.
>> To test make a new project, add a new morpic class, open the morph
>> in the project and publish.
>> Restart Squeak and load the project. You will be prompted to type
>> in a new class name, a debugger pops up, and a Inspector.
>> Once you get past that you will see the project view on the
>> desktop but you will also enter the emergency debugger :-(
>> I hope once the issues are fixed we can just file out the
>> conversion files and include them in the projects instead of the
>> change sets and projects will load faster.
>> Conversion methods can also be in the image.
> Forget previous mail. What is needed is a change set with just the
> class definition for every new class in your project.
> The big catch is it seems _every_ object needs to be referenced in
> the project or it will not be accessible.
> I just tested with DrGeo, I made a change set with just the class
> definition, and could open a project
> but all the functionality was missing :-(
Classes and methods except for Player subclasses are not included in
the project image segment currently.
- Bert -
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