[IPython-dev] More widget feasibility ideas

Nicholas Bollweg nick.bollweg at gmail.com
Mon Oct 27 22:45:29 EDT 2014

For reference, I see this:

[image: Inline image 3]

ah, the _dom_classes may have been more recent than that. Here's the
change, landed sept 23: https://github.com/ipython/ipython/pull/6235

you may have to go back to something like:

w = HTML("text")
> w.on_displayed(lambda x: w.add_class("alert-warning")

When you want to change it, you'd then have to:

> w.add_class("alert-success")

In the new core widgets, a traitlet manages these directly:
And all the class adding/removing is done on the client side.

In my bootstrap librar <https://github.com/bollwyvl/ip-bootstrap>y i have
been tinkering with, I did the same, though a little differently.

On Mon, Oct 27, 2014 at 8:55 PM, Adam Hughes <hughesadam87 at gmail.com> wrote:

> Yes, but when you do this in your notebook, does it appear in a different
> colors?  Mine looks like plain text.  IE I literally see:
> info
> danger
> warning
> success
> In my output cell, instead of pretty colors like the example on the
> bootstrap link.  Using about a 2week-old version of 3.0 dev, if that
> matters.
> On Mon, Oct 27, 2014 at 8:50 PM, Nicholas Bollweg <nick.bollweg at gmail.com>
> wrote:
>> right, you'd switch it out to another context:
>> from IPython.html import widgets
>>> from IPython.display import display
>>> for context in ["info", "danger", "warning", "success"]:
>>>     display(widgets.HTML(value=context, _dom_classes=["alert", "alert-"
>>> + context]))
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