[Sugar-devel] [PATCH sugar v2] Add Control Panel for proxy settings

Simon Schampijer simon at schampijer.de
Mon Jan 30 17:21:22 EST 2012

On 01/30/2012 11:13 PM, Simon Schampijer wrote:
> On 01/30/2012 02:32 PM, Sascha Silbe wrote:
>> Excerpts from Simon Schampijer's message of 2012-01-30 12:56:57 +0100:
>>> Following the recommendations in [1] I have been applying a workaround
>>> in GTK2 to get a better wrapping for the labels *.
>> I was about to ask whether we really need that complicated approach as
>> we don't change the layout dynamically. However, after some experiments,
>> it turns out there's no easier way, though I consider that a bug.
>> Namely, once you enable line wrapping using label.set_line_wrap(True),
>> the label no longer fills the entire horizontal space allocated to the
>> label by its parent with text (though it does _align_ within this space,
>> respecting label.set_alignment()). If you don't enable line wrapping,
>> the label will use all the allocated horizontal space to display the
>> text, but cut it off (as expected).
>> For the proxy settings this worked well enough because the text size
>> matched the fixed default size of the label reasonably well on all of
>> the systems I tested with.
>>> This leads to the following control panel [2] (much better than [3]).
>>> So adding the option will show the 'main'-section on an XO without
>>> scrolling, reducing the 'we need an extra section because of
>>> scrolling' argument to a minimum, scrolling should only be needed when
>>> there is a non-None proxy [4].
>> While configuring the proxy still requires scrolling, at least one would
>> be able to see that there's something to configure, i.e. the
>> discoverability concern would be addressed. It's by a rather tight
>> margin, though. On what systems did you test? I'm worried it might just
>> "fall off" the screen on tighter setups (smaller screen or larger font
>> size). Especially if the scrolled area is barely larger than the screen,
>> the scrollbar blends into the surroundings a bit too well.
>> Sascha
> I am testing with the XO config (-d 200 -i 1200x900 in sugar-jhbuild),
> here are the screen-shots from modeling the GNOME3 network-proxy section.
> I think it is definitely an acceptable result, no need to have an extra
> section.
> Regards,
> Simon
> [1] http://dev.laptop.org/~erikos/designs/new_proxy_none.png
> [2] http://dev.laptop.org/~erikos/designs/new_proxy_manual.png
> [3] http://dev.laptop.org/~erikos/designs/new_proxy_automatic.png

Here is as well a proof-of-concept patch [1]. Of course can be 
simplified and needs to be hooked up to the model as well.


[1] http://dev.laptop.org/~erikos/designs/test_proxy_layout.patch

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