[Question] Z-order management in Wayland

[yan.wang at linux.intel.com]

Need change gles20 -> glesv2.
please check the following:
https://review.tizen.org/gerrit/25247


> Sure. We Tizen IVI tried 20140704.2 image and found this macro is
enabled.
> But when we tried to build efl by GBS, we get the following error:
>
> efl:
>   nothing provides pkgconfig(gl)
>
> We are looking for the cause.
>
> Yan Wang
>
>
>> Hi Yan,
>> "And I am not sure whether USE_XDG_SHELL macro is enabled in current
Tizen upstream."
>> It is enabled by default. If you download a sufficiently recent
snapshot
>> of
>> Tizen Common or IVI (I recommend from 2014/06/20 so you can have Weston
1.5.0), and click on the "Minimize" button of a random EFL application,
it
>> will in fact minimize the window with "xdg_surface_set_minimized()". It is
>> a good way to check if this macro was enabled.
>> Regards,
>> 2014-07-31 10:57 GMT+02:00 <yan.wang at linux.intel.com>:
>>> Hi, Carsten,
>>>   Thanks for your comments.
>>>   I check efl code and I found
>>> _ecore_wl_window_cb_xdg_surface_active/deactivate is empty.
>>>   As your comments, we should add code into them and pop related Ecore
>>> event out. Is it right?
>>>   I could also find ecore_wl_window_raise() in ecore_wl_window.c. It
>>> shouldn't be used?
>>>   And I am not sure whether USE_XDG_SHELL macro is enabled in current
>>> Tizen upstream.
>>> Yan Wang
>>> > On Thu, 31 Jul 2014 01:02:33 -0700 (PDT) yan.wang at linux.intel.com
>>> said:
>>> >
>>> >> E.g. When we start a new application on mobile platform, previous
>>> running
>>> >> application could be hidden and paused to reduce power consuming
and
>>> improve response speed. If we could adjust and get z-order status, we
>>> >> could callback application to sleep. And when user restart this
>>> application, we could just make this slept app waked up.
>>> >
>>> > you do NOT want to do this by raise/lower. even doing this in x11 is
>>> just
>>> > WRONG. in fact a good mobile wm setup would refuse to allow this.
>>> there
>>> is
>>> > a
>>> > netwm request "netwm activate". this requests the window is
>>> activated.
>>> this MAY
>>> > raise the window. it may switch desktop. it may de-iconify a window.
>>> it
>>> may
>>> > also place focus on the window... unless the wm decides that this is
>>> a
>>> bad
>>> > idea
>>> > right now.
>>> >
>>> > you do NOT want a raise/lower etc. in wayland. you want xdg shell
and
>>> an
>>> activate request. the compositor after that decides what is best to
do.
>>> >
>>> >> Yan Wang
>>> >> > There is currently no way to influence the stacking order of
>>> top-level
>>> >> > surfaces. Why do you need this?
>>> >> > On Jul 31, 2014 9:28 AM, <yan.wang at linux.intel.com> wrote:
>>> >> >
>>> >> >> Hi, All,
>>> >> >>    I found X provides raise/lower APIs to manger window Z-order.
>>> But
>>> >> >> there
>>> >> >> isn't related APIs in Wayland/Weston.
>>> >> >>    May it should be one design idea of Wayland in fact or I
could
>>> >> >> achieve
>>> >> >> this  by current Wayland protocol?
>>> >> >>    Thanks.
>>> >> >>
>>> >> >> Yan Wang
>>> >> >> _______________________________________________
>>> >> >> wayland-devel mailing list
>>> >> >> wayland-devel at lists.freedesktop.org
>>> >> >> http://lists.freedesktop.org/mailman/listinfo/wayland-devel
>>> >> >>
>>> >> > _______________________________________________
>>> >> > wayland-devel mailing list
>>> >> > wayland-devel at lists.freedesktop.org
>>> >> > http://lists.freedesktop.org/mailman/listinfo/wayland-devel
>>> >> >
>>> >> _______________________________________________
>>> >> wayland-devel mailing list
>>> >> wayland-devel at lists.freedesktop.org
>>> >> http://lists.freedesktop.org/mailman/listinfo/wayland-devel
>>> >
>>> >
>>> > --
>>> > ------------- Codito, ergo sum - "I code, therefore I am"
>>> --------------
>>> The Rasterman (Carsten Haitzler)    raster at rasterman.com
>>> >
>>> >
>>> _______________________________________________
>>> wayland-devel mailing list
>>> wayland-devel at lists.freedesktop.org
>>> http://lists.freedesktop.org/mailman/listinfo/wayland-devel
>> --
>> Regards,
>> *Manuel BACHMANN Tizen Project VANNES-FR*
>
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