[Glade-users] Libglade save/restore root window size?

[tvb at gnome.org (Tristan Van Berkom)]

On Jan 17, 2008 10:59 AM, Kevin R. Bulgrien <kbulgrien at worldnet.att.net>
wrote:

> I asked some time back about this, but did not provide detail so the
> suggestion that the old glade code ported to libglade should "just work"
> was mostly confirmation to me that something odd is going on as it does
> not just work.
>
> In case it is relevant:
>
>  lib64glade2.0_0-2.6.0-1mdv2007.0
>  glade2-2.12.1-3mdv2007.0
>
> On Thursday 04 October 2007 00:28, Tristan  wrote:
> > On Wed, 2007-10-03 at 22:34 -0500, Kevin R. Bulgrien wrote:
> > > Does anyone have an idea of how to have a libglade application save
> the
> > > window size and then use the save settings the next time the
> application
> > > runs?  The user should not be prevented from being able to manually
> > > resize the window smaller or larger, but the user saved sizes should
> be
> > > recalled the next time the application is started.
> > >
> > > I converted a GTK+ glade project to libglade.  The application used to
> > > be able to save and set the root window size using get_window_coord(),
> > > gtk_window_move(), and gtk_window_set_default_size ().
> > >
> > > Since converting the project to use libglade, restoring the window
> size
> > > on application start no longer works, but rather the default size
> > > defined in the glade file is always used.
> > >
> > > Perhaps this has something to do with the fact that the window is
> > > rendered upon loading the XML file, and this is now done prior to
> using
> > > the gtk_window_set_default_size() function.
>
> >    your old code should work fine if left in place, just
> > use glade_xml_get_widget() at initialization time to store
> > pointers to the widgets involved, then restore the sizes
> > after loading the glade file.
>
> I wonder if window sizing must be done in a certain sequence... after
> such-and-such call, but before this-or-that call?  I've tried moving
> the code that does this, but have not had success yet.
>
> I can confirm that the window sizing is saved properly, as I can code the
> saved sizes in the xml file directly to see that they match what I saved.
> The only issue is re-applying the sizing on the next run.
>
> Roughly, main.c contains in this sequence, and the main window is the only
> one
> I'm trying to size at start.  This isn't all the code, but should be the
> relevant calls.
>
>  gtk_set_locale()
>  gtk_init()
>  dialog_xml = glade_xml_new(dialog_xml_path, NULL, NULL);
>    // Don't care about sizing this one.
>  window_xml = glade_xml_new(window_xml_path, NULL, NULL);
>    // This is the one to resize.
>  window_root = glade_xml_get_widget(window_xml, "window_root");
>  g_signal_connect()s
>    // main window connections.
>  gtk_window_set_geometry_hints(GTK_WINDOW(window_root), window_root, ...)
>    // (non-useful for libglade as the xml hints minimums?)
>
> Here the various panes, etc. of the window_root are initialized.
> The calls here make many various calls to do so, including some
> gtk_widget_show() for the window components.  Then, finally:
>
>  gtk_widget_show(window_root)
>
> load_window_positions(window_root) is what reads in the sizing.  It uses
>
>  xml_tree = glade_get_widget_tree(GTK_WIDGET (window_root))
>
> and have I tried code like the following, but nothing tried has succeeded:
>
>  widget = glade_xml_get_widget(xml_tree, buf);
>  gtk_window_move(GTK_WINDOW(widget), x, y);
>  gtk_window_set_default_size (GTK_WINDOW(widget), w, h);
>  // gtk_widget_set_size_request (window_root, w, h);
>  // gdk_window_move_resize(GDK_WINDOW(window_root), x, y, w, h);
>
>  widget = glade_xml_get_widget(xml_tree, buf);
>  if (widget) {
>    gtk_paned_set_position(GTK_PANED(widget), atoi(cp));
>  }
>
> I have tried placing load window positions several places to no avail.
> Can anyone with more experience suggest an idea or two on what might
> possibly be going wrong, or suggestions on what greater detail to
> provide to enable said help?  The original glade project worked fine
> with load_window_positions() immediately before the
> gtk_widget_show(window_root) call.


At first sight I think that set_default_size() should be before the
call to gtk_widget_show(), maybe even make sure that the window
is created with visible property FALSE (so that it is not shown before
setting the default size).

Cheers,
              -Tristan
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