Re: Gtkmm memory managament question and warning question

[Murray Cumming <murrayc murrayc com>]

On Wed, 2009-05-13 at 19:59 -0500, Adrián Ortega wrote:
> */Question 1:/*
> I'm building a GUI with Glade 3.6.3 (project file format GtkBuilder) and 
> everything is shown on screen nicely. From what I've read in the .pdf 
> book programming with gtkmm every widget that has a parent will be 
> destroyed when its parent is destroyed. Top level widgets have to be 
> deleted by the programmer (i got that).
> 
> When you only use code to build the GUI you have to use the method "void 
> set_parent(Widget& parent)" 

No, I've rarely used that. add() or pack_*() are enough.

> from the Gtk::Widget class, but when you use 
> Glade, *are the widgets automatically given a parent when adding items 
> in Glade?

Yes. (Obviously, I think.)

[snip]
> So after opening, adding and displaying widgets, when I exit the program 
> I get this warning:
> 
> *(main:9151): GLib-GObject-WARNING **: 
> /build/buildd/glib2.0-2.20.1/gobject/gsignal.c:2387: instance 
> `0x8953e98' has no handler with id `446'*
[snip]

I think you should just try to reduce it to a simple test case to get
more information about what might be causing that.

-- 
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