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/*
Copyright (C) 1998-2009 Paul Davis
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; either version 2 of the License, or
(at your option) any later version.
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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __pbd_abstract_ui_h__
#define __pbd_abstract_ui_h__
#include <map>
#include <string>
#include <pthread.h>
#include <sigc++/sigc++.h>
#include <glibmm/thread.h>
#include "pbd/receiver.h"
#include "pbd/ringbufferNPT.h"
#include "pbd/base_ui.h"
class Touchable;
template<typename RequestObject>
class AbstractUI : public BaseUI
{
public:
AbstractUI (const std::string& name);
virtual ~AbstractUI() {}
void register_thread (std::string, pthread_t, std::string, uint32_t num_requests);
void call_slot (sigc::slot<void> el_slot);
protected:
typedef RingBufferNPT<RequestObject> RequestBuffer;
typedef typename RequestBuffer::rw_vector RequestBufferVector;
typedef typename std::map<pthread_t,RequestBuffer*>::iterator RequestBufferMapIterator;
typedef std::map<pthread_t,RequestBuffer*> RequestBufferMap;
Glib::Mutex request_buffer_map_lock;
RequestBufferMap request_buffers;
Glib::Private<RequestBuffer> per_thread_request_buffer;
Glib::Mutex request_list_lock;
std::list<RequestObject*> request_list;
RequestObject* get_request (RequestType);
void handle_ui_requests ();
void send_request (RequestObject *);
virtual void do_request (RequestObject *) = 0;
};
#endif /* __pbd_abstract_ui_h__ */
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