Re: [API 2.4] font in entry

[José Alburquerque <jaalburquerque gmail com>]

On Tue, 2012-11-06 at 18:09 +0100, Yann Leydier wrote:
> Hullo,
> 
> I'm trying to change the font (face and style) in a custom object 
> derived from Entry.
> 
> I use the following code:
> 	Pango::FontDescription 
> fd(get_layout()->get_context()->get_font_description());
> 	if (word.HasSerif())
> 		fd.set_family("times");
> 	else
> 		fd.set_family("arial");
> 	if (word.IsItalics())
> 		fd.set_style(Pango::STYLE_ITALIC);
> 	else
> 		fd.set_style(Pango::STYLE_NORMAL);
> 	get_layout()->get_context()->set_font_description(fd);
> 
> 
> This seems to need the widget to be associated to a fully functionnal 
> GdkWidow, so rather than putting this code in the constructor, I 
> connected it to a signal.
> 
> I tried map and map-event but it did not work. I thought that these 
> signals where emitted when (resp.) asking to associate and associating 
> the widget to a GdkWindow…
> 
> I also tried expose-event, which is supposed to be emitted when the 
> widget is rendered, and it changes the font only when the edit gets the 
> focus! O_O
> 
> Do you have any insight on the matter, please?

You can use the Gtk::Widget::signal_realize().  When it is emitted, the
Gdk::Window associated with the widget should be fully functional.

> 
> yann
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-- 
José