C++ (Cpp) Widget::get_toplevel Examples

Example #1

File: app_gtkmm_utils.cpp Project: BackupTheBerlios/gsmartcontrol-svn

// A wrapper around set_tooltip_*() for portability across different gtkmm versions.
void app_gtkmm_set_widget_tooltip(Gtk::Widget& widget,
		const Glib::ustring& tooltip_text, bool use_markup)
{
	// set_tooltip_* is available since 2.12
#ifndef APP_GTKMM_OLD_TOOLTIPS
	if (use_markup) {
		widget.set_tooltip_markup(tooltip_text);
	} else {
		widget.set_tooltip_text(tooltip_text);
	}

#else  // use the old tooltips api
	Gtk::Widget* toplevel = widget.get_toplevel();
	if (toplevel && toplevel->is_toplevel()) {  // orphan widgets return themselves, so check toplevelness.
		GtkTooltips* tooltips = static_cast<GtkTooltips*>(toplevel->get_data("window_tooltips"));
		if (tooltips) {
			if (use_markup) {
				// strip markup
				Glib::ustring stripped;
				if (app_pango_strip_markup(tooltip_text, stripped)) {
					gtk_tooltips_set_tip(tooltips, widget.gobj(), stripped.c_str(), "");
				}

			} else {
				gtk_tooltips_set_tip(tooltips, widget.gobj(), tooltip_text.c_str(), "");
			}
		}
	}
#endif
}

Example #2

File: dialog.cpp Project: zanqi/inkscape

void Dialog::_defocus()
{
    SPDesktop *desktop = SP_ACTIVE_DESKTOP;

    if (desktop) {
        Gtk::Widget *canvas = Glib::wrap(GTK_WIDGET(desktop->canvas));

        // make sure the canvas window is present before giving it focus
        Gtk::Window *toplevel_window = dynamic_cast<Gtk::Window *>(canvas->get_toplevel());
        if (toplevel_window)
            toplevel_window->present();

        canvas->grab_focus();
    }
}