Re: Compiled resources

[George Brink <siberianowl yahoo com>]

I see... Ok, so run bin2c on all my "embedded files" and use various 
*_from_string() or *_from_data().
Yes, that would work. Thanks.


On 8/4/2011 10:47 PM, Tristan Van Berkom wrote:
> On Thu, Aug 4, 2011 at 5:33 PM, George Brink<siberianowl yahoo com>  wrote:
> > I'd like to insert some files into my binary. For example application icons,
> > glade definitions of primary windows etc...
> > In Qt such task is done by utilizing QRC:
> > http://doc.qt.nokia.com/latest/resources.html
> > Does GLib/GTK have something similar? If not, what external libraries/tools
> > do you use for such a task?
>
> For Glade files, you can load them from string constants compiled into
> your binary using gtk_builder_add_from_string()[0]. A project can be
> pretty simply setup to do this, generally you have a revisioned
> 'project.glade.in' and use INTLTOOL_XML_NOMERGE_RULE (not
> sure if that's the exact macro), but you could then add a rule to
> generate a '.h' file from the '.glade' or '.ui' easily enough (just
> need to escape the string and declare a string constant, probably
> doable with sed or such).
>
> For icons you can go by gdk_pixbuf_new_from_data()[1] or better yet
> you can use gdk_pixbuf_new_from_stream() which will detect the data format
> appropriately (you just need to be able to create the stream from some constant
> data in your program).
>
> Embedding a png into a binary can be done as easy as generating a header file
> with contents like:
>
> const unsigned char *image_data = "\030\004\012...";
>
> ...and generating that is a script or tiny program that writes out the value of
> every byte of the input file... which might be a png file... into the
> 'image_data'
> string constant in the generated header.
>
> If you want to refer to your own icons explicitly from your glade
> file, then you should
> look into using GtkIconTheme. Just add a routine to your program to
> load your binary
> icons and use that to populate the icon theme... then you can refer to them as
> stock ids (widgets that can display an icon almost always export a
> "stock" property).
>
> GtkBuilder and Glade do allow you to define the GtkIconTheme from a glade file
> but it does not let you embed binary image data into the glade file...
> however that
> might very well be an interesting feature idea.
>
> I dont know if there are any external tools that exist to make this
> somehow easier,
> the approaches above I described are not much work but very hand-on.
>
> Good luck ;-)
>
> Cheers,
>            -Tristan
>
> [0]http://developer.gnome.org/gtk3/3.1/GtkBuilder.html#gtk-builder-add-from-string
> [1]http://developer.gnome.org/gdk-pixbuf/stable/gdk-pixbuf-creating.html#gdk-pixbuf-new-from-data
> [2]http://developer.gnome.org/gdk-pixbuf/stable/gdk-pixbuf-file-loading.html#gdk-pixbuf-new-from-stream