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livetrax/libs/gtkmm2/gtk/gtkmm/optionmenu.cc

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// Generated by gtkmmproc -- DO NOT MODIFY!
#include <gtkmm/optionmenu.h>
#include <gtkmm/private/optionmenu_p.h>
// -*- c++ -*-
/* $Id$ */
/*
*
* Copyright 1998-2002 The gtkmm Development Team
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the Free
* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <gtkmm/menu.h>
#include <gtkmm/window.h>
#include <gtk/gtkoptionmenu.h>
namespace Gtk
{
OptionMenu::OptionMenu()
:
Glib::ObjectBase(0), //Mark this class as gtkmmproc-generated, rather than a custom class, to allow vfunc optimisations.
Gtk::Button(Glib::ConstructParams(optionmenu_class_.init(), (char*) 0))
{
// Connect to the signal instead of overriding the on_hierarchy_changed()
// method because invocation of C++ default signal handlers is skipped
// for gtkmmproc-generated classes (a gtkmm-wide optimization).
signal_realize().connect(sigc::mem_fun(*this, &OptionMenu::init_accels_handler_));
}
OptionMenu::~OptionMenu()
{
//GTKMM_LIFECYCLE
//Remove the menu so that the Menu forgets about this OptionMenu.
//Normally the GtkOptionMenu just destroys the Menu (see gtk_option_menu_destroy),
//but we prevent premature destruction in general for all widgets,
//so the Menu would survive and remember a dead GtkOptionMenu.
remove_menu();
destroy_();
}
void OptionMenu::init_accels_handler_()
{
if(gobj())
{
Window *const toplevel = dynamic_cast<Window*>(get_toplevel());
if(toplevel && get_menu())
{
get_menu()->accelerate(*toplevel);
}
}
}
} /* namespace Gtk */
namespace
{
const Glib::SignalProxyInfo OptionMenu_signal_changed_info =
{
"changed",
(GCallback) &Glib::SignalProxyNormal::slot0_void_callback,
(GCallback) &Glib::SignalProxyNormal::slot0_void_callback
};
} // anonymous namespace
namespace Glib
{
Gtk::OptionMenu* wrap(GtkOptionMenu* object, bool take_copy)
{
return dynamic_cast<Gtk::OptionMenu *> (Glib::wrap_auto ((GObject*)(object), take_copy));
}
} /* namespace Glib */
namespace Gtk
{
/* The *_Class implementation: */
const Glib::Class& OptionMenu_Class::init()
{
if(!gtype_) // create the GType if necessary
{
// Glib::Class has to know the class init function to clone custom types.
class_init_func_ = &OptionMenu_Class::class_init_function;
// This is actually just optimized away, apparently with no harm.
// Make sure that the parent type has been created.
//CppClassParent::CppObjectType::get_type();
// Create the wrapper type, with the same class/instance size as the base type.
register_derived_type(gtk_option_menu_get_type());
// Add derived versions of interfaces, if the C type implements any interfaces:
}
return *this;
}
void OptionMenu_Class::class_init_function(void* g_class, void* class_data)
{
BaseClassType *const klass = static_cast<BaseClassType*>(g_class);
CppClassParent::class_init_function(klass, class_data);
klass->changed = &changed_callback;
}
void OptionMenu_Class::changed_callback(GtkOptionMenu* self)
{
CppObjectType *const obj = dynamic_cast<CppObjectType*>(
Glib::ObjectBase::_get_current_wrapper((GObject*)self));
// Non-gtkmmproc-generated custom classes implicitly call the default
// Glib::ObjectBase constructor, which sets is_derived_. But gtkmmproc-
// generated classes can use this optimisation, which avoids the unnecessary
// parameter conversions if there is no possibility of the virtual function
// being overridden:
if(obj && obj->is_derived_())
{
try // Trap C++ exceptions which would normally be lost because this is a C callback.
{
// Call the virtual member method, which derived classes might override.
obj->on_changed();
}
catch(...)
{
Glib::exception_handlers_invoke();
}
}
else
{
BaseClassType *const base = static_cast<BaseClassType*>(
g_type_class_peek_parent(G_OBJECT_GET_CLASS(self)) // Get the parent class of the object class (The original underlying C class).
);
// Call the original underlying C function:
if(base && base->changed)
(*base->changed)(self);
}
}
Glib::ObjectBase* OptionMenu_Class::wrap_new(GObject* o)
{
return manage(new OptionMenu((GtkOptionMenu*)(o)));
}
/* The implementation: */
OptionMenu::OptionMenu(const Glib::ConstructParams& construct_params)
:
Gtk::Button(construct_params)
{
}
OptionMenu::OptionMenu(GtkOptionMenu* castitem)
:
Gtk::Button((GtkButton*)(castitem))
{
}
OptionMenu::CppClassType OptionMenu::optionmenu_class_; // initialize static member
GType OptionMenu::get_type()
{
return optionmenu_class_.init().get_type();
}
GType OptionMenu::get_base_type()
{
return gtk_option_menu_get_type();
}
void OptionMenu::set_menu(Menu& menu)
{
gtk_option_menu_set_menu(gobj(), (menu).Gtk::Widget::gobj());
}
Menu* OptionMenu::get_menu()
{
return Glib::wrap((GtkMenu*)(gtk_option_menu_get_menu(gobj())));
}
const Menu* OptionMenu::get_menu() const
{
return Glib::wrap((GtkMenu*)(gtk_option_menu_get_menu(const_cast<GtkOptionMenu*>(gobj()))));
}
void OptionMenu::remove_menu()
{
gtk_option_menu_remove_menu(gobj());
}
int OptionMenu::get_history() const
{
return gtk_option_menu_get_history(const_cast<GtkOptionMenu*>(gobj()));
}
void OptionMenu::set_history(guint index)
{
gtk_option_menu_set_history(gobj(), index);
}
Glib::SignalProxy0< void > OptionMenu::signal_changed()
{
return Glib::SignalProxy0< void >(this, &OptionMenu_signal_changed_info);
}
void Gtk::OptionMenu::on_changed()
{
BaseClassType *const base = static_cast<BaseClassType*>(
g_type_class_peek_parent(G_OBJECT_GET_CLASS(gobject_)) // Get the parent class of the object class (The original underlying C class).
);
if(base && base->changed)
(*base->changed)(gobj());
}
} // namespace Gtk