Re: Converting signal code from RubyGTK to Gtkmm

[Jens Georg <mail jensge org>]

> $image.signal_connect('expose_event') do
>     if $rgb == nil || $rgb.length != $iwidth*$iheight*3
>         puts 'rgb buffer is null or wrong length'
>     else
>         Gdk::RGB.draw_rgb_image($image.window,
> $image.style.fg_gc($image.state),
>             0, 0, $iwidth, $iheight,
>             Gdk::RGB::Dither::NORMAL, $rgb, $iwidth*3, 0, 0)
>     end
> end

It's actually the ruby bindings that are totaly $favourite_curse, c-like
function wrapping with no OOP at all, as it seems.
 
draw_image is is a method of the window/drawable, hence:

http://library.gnome.org/devel/gtkmm/unstable/classGdk_1_1Drawable.html#a8ea32afd4ea08f6abea8de6fc268ccb6