Re: [gtkmm] Gdk::Pixbuf::create* issues

[Murray Cumming <murrayc murrayc com>]

On Sat, 2004-07-10 at 22:32 +0200, Aubanel MONNIER wrote:
> Hello list, 
> using debian sarge up to date here, with this version of gtkmm
> 
> bird:/home/monnier# dpkg -l "libgtkmm*" |grep ii
> ii  libgtkmm2.0-1c 2.2.11-1       C++ wrappers for GTK+ 2.0 (shared libraries)
> ii  libgtkmm2.0-de 2.2.11-1       C++ wrappers for GTK+ 2.0 (development files
> 
> 
> I have a small issue with the create methods of Gtk::Pixbuf
> I have raw data in an gchar array (8 bits/channel with alpha), and loading a 
> pixbuf with Gdk::Pixbuf::create_from_data does not works (compiles but does 
> not displays anything, with asserts outputs on the console)
> 
> To check which code was to incriminate, I replaced the create_from_data call 
> by a creacte_from_file.
> 
> This does not works either, with the same assertion outputs :
> 
>  (inkscape:10808): glibmm-CRITICAL **: file wrap.cc: line 51 
> (Glib::ObjectBase* <unnamed>::create_new_wrapper(GObject*)): assertion 
> `wrap_func_table != 0' failed
> (inkscape:10808): glibmm-WARNING **: failed to wrap type of 'GdkPixbuf'

Do you have a Gtk::Main()? Is it called before you create_from_data()?

> 
> the very weird thing, is that this code works :
> 	Gtk::Image*  pImage = Gtk::manage( new Gtk::Image("/home/monnier/v.png"));
> while this one does not :
> 	Gtk::Image*  pImage = Gtk::manage( new 
> Gtk::Image(Gdk::Pixbuf::create_from_file("/home/monnier/v.png")));
> 
> Any clue ?
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-- 
Murray Cumming
murrayc murrayc com
www.murrayc.com
www.openismus.com