// 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
}
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();
}
}