AsyncApplication.h

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#ifndef ASYNC_APPLICATION_INCLUDED
#define ASYNC_APPLICATION_INCLUDED
 
 
/****************************************************************************
 *
 * System Includes
 *
 ****************************************************************************/
 
#include <sigc++/sigc++.h>
 
#include <string>
 
 
/****************************************************************************
 *
 * Project Includes
 *
 ****************************************************************************/
 
 
 
/****************************************************************************
 *
 * Local Includes
 *
 ****************************************************************************/
 
 
 
/****************************************************************************
 *
 * Forward declarations
 *
 ****************************************************************************/
 
 
 
/****************************************************************************
 *
 * Namespace
 *
 ****************************************************************************/
 
namespace Async
{
 
/****************************************************************************
 *
 * Forward declarations of classes inside of the declared namespace
 *
 ****************************************************************************/
 
class Timer;
class FdWatch;
class DnsLookup;
class DnsLookupWorker;
 
 
/****************************************************************************
 *
 * Defines & typedefs
 *
 ****************************************************************************/
 
 
 
/****************************************************************************
 *
 * Exported Global Variables
 *
 ****************************************************************************/
 
 
 
/****************************************************************************
 *
 * Class definitions
 *
 ****************************************************************************/
 
class Application : public sigc::trackable
{
  public:
    static Application &app(void);
    
    Application(void);
    
    virtual ~Application(void);
    
    virtual void exec(void) = 0;
    
    virtual void quit(void) = 0;
 
    void runTask(sigc::slot<void> task);
    
  protected:
    void clearTasks(void);
    
  private:
    friend class FdWatch;
    friend class Timer;
    friend class DnsLookup;
    
    typedef std::list<sigc::slot<void> > SlotList;
 
    static Application *app_ptr;
    
    SlotList task_list;
    Timer    *task_timer;
 
    void taskTimerExpired(void);
    virtual void addFdWatch(FdWatch *fd_watch) = 0;
    virtual void delFdWatch(FdWatch *fd_watch) = 0;
    virtual void addTimer(Timer *timer) = 0;
    virtual void delTimer(Timer *timer) = 0;
    virtual DnsLookupWorker *newDnsLookupWorker(const DnsLookup& lookup) = 0;
    
};  /* class Application */
 
 
} /* namespace */
 
#endif /* ASYNC_APPLICATION_INCLUDED */
 
 
 
/*
 * This file has not been truncated
 */