[Sugar-devel] Some questions concerning saving methods on sugar
tomeu at sugarlabs.org
Fri Sep 24 04:02:17 EDT 2010
On Thu, Sep 23, 2010 at 00:58, Alberto Arruda de Oliveira
<alberto.a.oliv at gmail.com> wrote:
> First of all, thanks for all the answers!
> I decided to follow your advices and implement the saving feature of my
> activity through the journal.
> Although it's not working perfectly yet, I hope it will be soon. I'm just
> having a little problem with the keep button. My activity creates the
> journal entry like it should when I exit through the close button, but when
> I press the keep button, it doesn't create the entry. Is there any big
> differences in how the keep and close button access the journal to save the
> state of the activity?
> Also, related to the sugar-emulator, sometimes, when I close it, all the
> journal entries are wiped. I suspect this is an emulator problem ( because
> not only it happened with my activity, but also with other activities ), but
> I'd like to be sure I'm not doing anything wrong!
Haven't seen it happening myself. Can you tell us specific versions of
Sugar and any tips for reproducing it?
> Thanks again,
> Alberto Arruda de Oliveira
> 2010/9/20 Alberto Arruda de Oliveira <alberto.a.oliv at gmail.com>
>> I've been adapting an application to use as an activity, and I have some
>> questions about the way to save on sugar.
>> At first, I tried to just create a directory inside my Activity folder
>> especially made for saving files, but it did not work, because of the access
>> permissions to it, and, although we could simply manually change the folder
>> permission for writing on that folder, we would have to do it for every
>> single OLPC we installed our activity into and we didn't want that.
>> Then, we started trying with the journal. Everything was going fine, until
>> we discovered that another sugar activity, Scratch, implemented saving and
>> loading on a similar fashion we previously wanted. It has a folder inside
>> it's Activity directory with subdirectories related to each kind of Scratch
>> project. Also, Scratch's Activity directory has the same access permission
>> as any other sugar Activity installed.
>> So, my question is, does anyone knows how Scratch implements it's save /
>> loading method? is there any guide explaining how to do it without using the
>> journal? Keep in mind that we do know that there are other directories we
>> could use to save our files, but we would like to use our Activity directory
>> if possible.
>> Thanks in advance ( and sorry for any english mistakes :] ),
>> Alberto Arruda de Oliveira
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