[Sugar-devel] Dbus signal when ebook switch is activated

[Gonzalo Odiard]

On Thu, Oct 14, 2010 at 4:20 PM, Daniel Drake <dsd at laptop.org> wrote:

> On 14 October 2010 19:29, Gonzalo Odiard <gonzalo at laptop.org> wrote:
> > I don't see Gnome doing anything with this event.
> > It's a very specific XO thing ...
>
> Oops.
> I meant to suggest that you look at how GNOME deals with the
> lid-closed switch. Since, from the kernel point of view, its exactly
> the same reporting mechanism (through an input device). Whatever
> interface GNOME is using to listen for lid closes, its very likely
> that you can listen for ebook mode the same way.
>
> > I probably don't are explaining well what I need.
> > I am reading the event with dbus, it's working. I think it's the wright
> way
> > to do this today.
> > But it's strange it send a array with two boolean values (lid and ebook
> > switchs) but ever with the value in False.
>
> Are you sure those 2 values are supposed to refer to the lid and ebook
> switches?
>
>
No.


> > I want to check if the software who emit the dbus signal is checking in
> the
> > wright place for the switch state.
>
> Then you need to look closely at HAL, if you're tracking down that HAL
> message. I don't know anyone in the OLPC community who has instant
> expertise here; you need to dive into the docs and code and figure it
> out.
>
> > Also the devices are different:
> > in XO-1 cat /proc/bus/input/devices show the lid switch in event1 ant the
> > ebook switch in event2
> > in XO-1.5 cat /proc/bus/input/devices show the lid switch in event2 ant
> the
> > ebook switch in event4
> > in the XO-1 don't have the /proc/acpi directory
>
> That's to be expected, the XO-1 doesn't use ACPI and the XO-1.5 does.
> But the aim is of course for the events to appear similar enough that
> you don't have to care at the activity level. There may well be kernel
> issues to solve here.
>
>
Thanks.

Gonzalo
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