Would annotations be a reasonable place to implement some level of call
recording?
On Mon, Mar 21, 2011 at 2:20 PM, Jim mack <[email protected]> wrote:
> This seems similar to having a bookmark 'url' interface into the gui, that
> contains enough information to restore state, or has a key to something that
> has that extra info about what data are current. And that seems like enough
> of a good thing to want in and of itself.
>
> It also seems similar to any undo functionality (restart and run commands
> to n-1) , also a good enough thing to want by itself.
>
> Could one solution logging certain calls bring all three benefits?
> Snapshot + command line interface + undo?
>
> On Sun, Mar 20, 2011 at 11:03 PM, Andrey Onymov <[email protected]>wrote:
>
>> On Mon, 21 Mar 2011 10:34:21, Slava Pestov wrote:
>>
>> > The problem with snapshotting the state of the UI with all open
>> > windows and gadgets is that it gets really tricky for gadgets with
>> > associated native resources, like fonts, vertex buffers, textures, and
>> > so on. Squeak doesn't run into this difficulty because it renders to a
>> > framebuffer and implements everything itself...
>> >
>> > Slava
>> >
>>
>> On Mon, 21 Mar 2011 16:46, Joe Groff wrote:
>> > Resuming an entire program is tricky. While the Factor VM knows how to
>> > freeze the Factor heaps and thaw and revive them, on its own, it doesn't
>>
>> > know how to recreate the UI resources, network connections, and other
>> > externalities a real program depends on. Programs can register startup
>> > hooks to perform these sorts of (re)initialization tasks, but it's not
>> > automatic. A program in Factor could potentially support a full resume,
>> > if all its libraries properly register startup hooks to recreate their
>> > external dependencies, and the program saved a continuation object to be
>>
>> > resumed from the saved image.
>> >
>> > -Joe
>>
>> So, basically, you'd need ability to set up a hook that fires when
>> building a snapshot and saves another hook to restore the state on
>> restart (and support for this in all the libs, of course).
>>
>> Quite a hassle to implement.
>>
>> And anyways, start-up times for image with all dependencies compiled in is
>> quite low, so wouldn't it be easier to implement some common framework for
>> state persist/restore on applications level?
>>
>>
>>
>>
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>
>
> --
> Jim
> "I'm for extending the working Medicare program for our seniors all the way
> back to contraception, so Americans can concentrate on living their lives
> without fear of changing a job, going bankrupt from deductibles or fighting
> HMO bureaucracy."
>
--
Jim
"I'm for extending the working Medicare program for our seniors all the way
back to contraception, so Americans can concentrate on living their lives
without fear of changing a job, going bankrupt from deductibles or fighting
HMO bureaucracy."
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