[maemo-developers] Howto enable portrait mode support on Fremantle

[From: Vlad Vasiliev]

I think this existing way is correct. Very often, the program will need 
to reorder some UI elements in window after rotation.

Vlad.

Cornelius Hald wrote:
> Just a bit more info to my last post....
>
> The omweather code is doing the following:
> - Listens on DBus for device orientation change
> - If changed to portrait, it sets the window properties 
> HILDON_PORTRAIT_MODE_SUPPORT and HILDON_PORTRAIT_MODE_REQUEST both to TRUE.
> - If changed to landscape, it sets both window properties to FALSE.
>
> So basically if it is in portrait mode the app requests portrait mode. 
> Should it be like that?
>
> In my understanding it should be that we just set the flag that portrait 
> mode is supported and then the framework takes care of rotating?!
>
> It would be great if someone could clarify that.
>
> Thanks!
> Conny
>
>
> Cornelius Hald wrote:
>   
>> Thanks for the pointer Daniel!
>> I was looking at the code, but it seems like they are not using the 
>> hildon_gtk_window_set_portrait_flags() function at all. Instead they set 
>> those window properties manual and listen on DBus for a orientation change.
>>
>> It´s good to know that it can be done somehow, but I´ve never seen it 
>> documented like that. It quite a lot of code only for rotating the screen...
>>
>> So is this the recommended way or is there another more hildon-ish way?
>>
>> Thanks!
>> Conny
>>
>>
>> daniel wilms wrote:
>>     
>>> Hi Conny,
>>>
>>> omweather used the orientation switch and it works fine. Perhaps it 
>>> would help you to have a look at the sources there:
>>>
>>> https://garage.maemo.org/plugins/scmsvn/viewcvs.php/trunk/omweather/src/weather-portrait.c?revision=2951&root=omweather&view=markup 
>>> <https://garage.maemo.org/plugins/scmsvn/viewcvs.php/trunk/omweather/src/weather-portrait.c?revision=2951&root=omweather&view=markup>
>>>
>>> Cheers Daniel
>>>
>>>
>>> 2009/8/21 Cornelius Hald <hald at icandy.de <mailto:hald at icandy.de>>
>>>
>>>     Hi all!
>>>
>>>     For some time already Conboy has the ability to relayout it´s widget
>>>     when switched from landscape into portrait mode.
>>>
>>>     Now I wanted to know whether or not the window is actually rotated when
>>>     the device is rotated, so I asked on tmo and Andre was so kind and did
>>>     the test. It looks like it is not working[1].
>>>
>>>     What I did is I added the following line to all windows of my
>>>     application:
>>>
>>>     hildon_gtk_window_set_portrait_flags(GTK_WINDOW(win),
>>>     HILDON_PORTRAIT_MODE_SUPPORT);
>>>
>>>     I assume that HILDON_PORTRAIT_MODE_SUPPORT means that this window is
>>>     supporting the portrait mode and thus can be rotated. And that
>>>     HILDON_PORTRAIT_MODE_REQUEST means that the UI should be switched to
>>>     portrait mode no matter what the orientation of the device is, right?
>>>
>>>     Is there something else I need to do? Did I do something wrong?
>>>
>>>     Help would be very welcome :)
>>>
>>>     Thanks!
>>>     Conny
>>>
>>>
>>>     [1] http://talk.maemo.org/showthread.php?t=30883
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>>>
>>>
>>>       
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