countdown_event.hpp

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#pragma once
#include "cancellation_token.hpp"
#include "wait_handle.hpp"
#include "../object.hpp"
#include "../time_span.hpp"

namespace xtd {
  namespace threading {
    class core_export_ countdown_event : public object {
      struct data;
    public:
      
      explicit countdown_event(xtd::size initial_count);
      
      countdown_event();
      countdown_event(countdown_event&&) = default;
      countdown_event(const countdown_event&) = default;
      auto operator =(countdown_event&& other) -> countdown_event& = default;
      auto operator =(const countdown_event& other) -> countdown_event&;
      ~countdown_event();
      
      
      [[nodiscard]] auto current_count() const -> xtd::size;
      
      [[nodiscard]] auto initial_count() const -> xtd::size;
      
      [[nodiscard]] auto is_set() const -> bool;
      
      [[nodiscard]] auto wait_handle() const -> const xtd::threading::wait_handle&;
      [[nodiscard]] auto wait_handle() -> xtd::threading::wait_handle&;
      
      
      auto add_count() -> void;
      auto add_count(xtd::size count) -> void;
      
      auto close() -> void;
      
      auto reset() -> void;
      void reset(xtd::size count);
      
      auto signal() -> bool;
      auto signal(xtd::size signal_count) -> bool;
      
      auto try_add_count() noexcept -> bool;
      auto try_add_count(xtd::size count) noexcept -> bool;
      
      auto wait() -> void;
      auto wait(xtd::int32 milliseconds_timeout) -> bool;
      auto wait(const cancellation_token& cancellation_token) -> void;
      auto wait(const xtd::time_span& timeout) -> bool;
      auto wait(xtd::int32 milliseconds_timeout, const cancellation_token& cancellation_token) -> bool;
      auto wait(const xtd::time_span& timeout, const cancellation_token& cancellation_token) -> bool;
      
    private:
      xtd::sptr<data> data_;
      auto wait_wtih_cancellation_token() -> bool;
      auto wait_wtih_cancellation_token(xtd::int32 milliseconds_timeout) -> bool;
    };
  }
}