[yocto] HOB usage

[Ni Qingliang]

thanks your explanation.

for the navigation problem, maybe we can use nautilus as a reference.
one floating textbox for searching.

I will make further investigate, thanks again.:)

On Tue, 2011-12-20 at 03:27 +0800, Joshua Lock wrote:
> On 19/12/11 00:47, Ni Qingliang wrote:
> > https://niqingliang2003.files.wordpress.com/2011/12/taijitu.png
> > I have wrote a GUI tool for internal use,
> > is it possible to implement thus GUI tool for yocto?
> > the attachement is the UI.
> >
> > every circle represents one package, the arrow between them represents
> > the dependency.
> > indeed, the dependency relation in this tool is defined by custom config
> > file, but I think maybe I can use the relation exported from bitbake, is
> > it possible or easily to implement?
> 
> In short, yes - it's possible to implement such a tool for Yocto.
> 
> BitBake has a dependency viewer GUI already, it uses a set of tables
> rather than a graph of nodes - presumably because the graph is *very*
> large once you get past a trivial build.
> 
> You can play with the depexp by invoking:
> bitbake -g -u depexp some-build-target
> 
> Internally BitBake generates a data structure of the interdependencies
> (the g switch) which by default outputs a graphviz .dot file.
> The -u depexp tells BitBake to instead draw the data structure using the
> depexp GUI (lib/bb/ui/depexp.py).
> 
> Extending this GUI to offer a graph view might be interesting, the
> difficulty will be in helping folks navigate the enormous graph...
> 
> Regards,
> Joshua
> --
> Joshua Lock
>         Yocto Project "Johannes factotum"
>         Intel Open Source Technology Centre

-- 
Yi Qingliang
niqingliang at insigma.com.cn
https://niqingliang2003.wordpress.com