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/*
* Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; version 2 of the
* License.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*/
#ifndef _LF_RADIOBUTTON_H_
#define _LF_RADIOBUTTON_H_
#include <mforms/radiobutton.h>
#include "lf_view.h"
#include "lf_panel.h"
namespace mforms {
namespace gtk {
static std::map<int, Gtk::RadioButton*> groups;
class RadioButtonImpl : public ButtonImpl
{
protected:
Gtk::RadioButton *_radio;
int _group_id;
virtual Gtk::Widget *get_outer() const { return _radio; }
RadioButtonImpl(::mforms::RadioButton *self, int group_id)
: ButtonImpl(self), _group_id(group_id)
{
_radio= Gtk::manage(new Gtk::RadioButton());
_button= _radio;
if (groups.find(group_id) != groups.end())
{
Gtk::RadioButton::Group group(groups[group_id]->get_group());
_radio->set_group(group);
}
else
{
groups[group_id] = _radio;
}
self->add_destroy_notify_callback(reinterpret_cast<void*>(group_id), &RadioButtonImpl::unregister_group);
_radio->add_destroy_notify_callback(reinterpret_cast<void*>(group_id), &RadioButtonImpl::unregister_group);
_radio->signal_toggled().connect(sigc::bind(sigc::ptr_fun(&RadioButtonImpl::callback), self));
_radio->show();
}
static void* unregister_group(void *data)
{
int group_id = reinterpret_cast<intptr_t>(data);
std::map<int, Gtk::RadioButton*>::iterator iter;
if ((iter=groups.find(group_id)) != groups.end())
groups.erase(iter);
return NULL;
}
static void callback(::mforms::RadioButton* self)
{
if (!self->is_updating() && self->get_data<RadioButtonImpl>()->_radio->get_active())
self->callback();
}
static bool create(::mforms::RadioButton *self, int group_id)
{
return new RadioButtonImpl(self, group_id);
}
static bool get_active(::mforms::RadioButton *self)
{
RadioButtonImpl* button = self->get_data<RadioButtonImpl>();
if ( button )
{
return button->_radio->get_active();
}
return false;
}
static void set_active(::mforms::RadioButton *self, bool flag)
{
RadioButtonImpl* button = self->get_data<RadioButtonImpl>();
if ( button )
{
button->_radio->set_active(flag);
}
}
public:
static void init()
{
::mforms::ControlFactory *f = ::mforms::ControlFactory::get_instance();
f->_radio_impl.create= &RadioButtonImpl::create;
f->_radio_impl.get_active= &RadioButtonImpl::get_active;
f->_radio_impl.set_active= &RadioButtonImpl::set_active;
}
};
}
}
#endif /* _LF_RADIOBUTTON_H_ */
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