Re: FW: Question About Creating Composite Widget Template

[Tristan Van Berkom <tvb gnome org>]

On Fri, Oct 25, 2013 at 3:47 AM, Tristian Celestin
<tristian celestin outlook com> wrote:
> I created a composite widget template with Glade, and now I am binding all the children in the composite 
> widget template to private data members in my class. When I bind one particular member, box1, I get a 
> segfault in gtk_widget_is_toplevel (widget=0x837b60) at gtkwidget.c:8474.
>
> If I don't bind box1, the application starts. Why would binding this child cause a segfault even though it 
> is GtkWidget, defined in channel_list.ui?

This looks like a good reason to crash:

struct _HRChannelList
{
    /*< private >*/
    GtkContainer container; /* <-- oops ! not big enough for a GtkBox ... */
    HRChannelListPrivate *priv;
};

struct _HRChannelListClass
{
    GtkBoxClass parent_class;
};

Cheers,
    -Tristan