Re: Issue using the "gtk_widget_get_allocated_height" instruction

[Luca Bacci <luca bacci982 gmail com>]

If you really need, you can fake it by adding a menuitem with empty text
and setting it to invisible with gtk_widget_set_visible(menuitem, false);

Il giorno sab 24 nov 2018 alle ore 15:59 Luca Bacci <luca bacci982 gmail com>
ha scritto:

> Probably it's a consequence of this work for porting GtkMenuBar to use css
> gadgets internally:
> https://gitlab.gnome.org/GNOME/gtk/commit/700286c6
>
> You should be able to get the appropriate size if you add menu items to
> the bar, i.e. as long as the
> menubar is not empty you get the appropriate height with
> gtk_widget_get_allocated_height().
>
> Luca
>
> Il giorno ven 23 nov 2018 alle ore 16:23 Sébastien Le Roux <
> sebastien leroux ipcms unistra fr> ha scritto:
>
> > Dear all, thanks for reading this,
> > I recently updated GTK from 3.22.24 to 3.22.30 (Fedora 27 to Fedora 28
> > update),
> > doing so something changed in behaviour of the program I am working on
> > (C code) at runtime.
> >
> > In my program I create a GtkMenuBar widget, using the code:
> >
> > GtkWidget * win = gtk_window_new (GTK_WINDOW_TOPLEVEL);
> > GtkWidget * gl_vbox =  gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
> > gtk_container_add (GTK_CONTAINER (win), gl_vbox);
> > GtkWidget * menu_bar = gtk_menu_bar_new ();
> > gtk_box_pack_start (GTK_BOX (gl_box), menu_bar, FALSE, FALSE, 0);
> > GtkWidget * gl_area = gtk_gl_area_new ();
> > gtk_widget_set_size_request (gl_area, 100, 100);
> > gtk_box_pack_start (GTK_BOX (gl_box), gl_area, FALSE, FALSE, 0);
> >
> > Before my update I could get the height of the menu bar after drawing
> > using:
> >
> > int size = gtk_widget_get_allocated_height (menu_bar);
> >
> > After my update the value of size is always 1, before the update it was
> > around 15,
> > obviously this new 1 value is messing with my program, not to mention
> > that it is not
> > what I see on the my computer screen, could anyone explain to me what to
> > do the get
> > the proper size of the GtkMenuBar ? (the gtk_widget_get_size_request is
> > useless).
> >
> > Thanks for your help in the matter.
> >
> > Best regards.
> >
> > Sébastien Le Roux
> >
> > --
> > ===========================================================
> > Dr. Sébastien Le Roux
> > Ingénieur de Recherche CNRS
> > Institut de Physique et Chimie des Matériaux de Strasbourg
> > Département des Matériaux Organiques
> > 23, rue du Loess
> > BP 43
> > F-67034 Strasbourg Cedex 2, France
> > E-mail: sebastien leroux ipcms unistra fr
> > Webpage: http://www-ipcms.u-strasbg.fr/spip.php?article1771
> > RINGS project: http://rings-code.sourceforge.net/
> > ISAACS project: http://isaacs.sourceforge.net/
> > Fax:   +33 3 88 10 72 46
> > Phone: +33 3 88 10 71 62
> > ===========================================================
> >
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