[maemo-developers] How to switch an app to portrait mode (Qt)? Xrandr?

[From: Martin Grimme]

For Diablo you should use xrandr, though.
The hildon X atoms are not supported there, as there is no official
rotation support.


Martin

2009/10/16, Martin Grimme <martin.grimme at gmail.com>:
> Hi,
>
> the correct way (if the toolkit doesn't support hildon rotation) is to
> use the X-Atoms
>
> _HILDON_PORTRAIT_MODE_SUPPORT
>
> and
>
> _HILDON_PORTRAIT_MODE_REQUEST
>
> (CARDINAL, 32bit, value either "1" or "0")
>
> The SUPPORT atom is always needed on a window that allows portrait
> mode. The device immediately switches back to landscape mode once it
> opens a window without the SUPPORT atom.
> The REQUEST atom requests portrait mode. The device remains in
> portrait mode as long as the requesting window is visible and no
> dialog windows above it lack the SUPPORT atom.
>
>
> Martin
>
> 2009/10/16, Ville M. Vainio <vivainio at gmail.com>:
>> I have a QTextBrowser that I want to show in portrait mode. How can I
>> do that? Is there a solution that works with both Diablo and
>> Fremantle? Should I use xrandr, or is there a "better supported"
>> (higher level) way?
>>
>> --
>> Ville M. Vainio
>> http://tinyurl.com/vainio
>> _______________________________________________
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>>
>