task_container.hpp

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//  Copyright (c) 2005-2007 Andre Merzky (andre@merzky.net)
//  Copyright (c) 2007 Ole Weidner (oweidner@cct.lsu.edu)
// 
//  Distributed under the Boost Software License, Version 1.0. (See accompanying 
//  file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)

#ifndef _SAGA_TASK_CONTAINER_HPP
#define _SAGA_TASK_CONTAINER_HPP

// include stl
#include <vector>

// include dependent spec sections
#include <saga/saga/base.hpp>
#include <saga/saga/task.hpp>

#include <saga/saga/detail/monitorable.hpp>

// suppress warnings about dependent classes not being exported from the dll
#if defined(BOOST_MSVC)
#pragma warning(push)
#pragma warning(disable: 4251 4231 4275 4660)
#endif

namespace saga
{
  class SAGA_EXPORT task_container
    : public saga::object,
      public saga::detail::monitorable<task_container>
  {
    private:

      TR1::shared_ptr<saga::impl::task_container> get_impl_sp (void) const;
      saga::impl::task_container* get_impl (void) const;

      friend struct impl::runtime;
      friend struct saga::detail::monitorable <task_container>; // needs to access get_impl()
      
    public:
      enum wait_mode 
      {
          All = 1,      

          Any = 2       

      };

      task_container (void);

      ~task_container (void);

      void run ();
      
      void add_task (task t);
      
      void remove_task (task t);

      std::vector <task> list_tasks  (void) const;
 
      std::vector <task_base::state> get_states  (void) const; 

      void cancel (void);
      
      std::vector <task> wait (wait_mode mode = All, float timeout = -1.0);
  };

} // namespace saga

// re-enable warnings about dependent classes not being exported from the dll
#if defined(BOOST_MSVC)
#pragma warning(pop)
#endif

#endif // _SAGA_TASK_CONTAINER_HPP