state_changed_event_args.h

Go to the documentation of this file.

#pragma once
#include "synthesizer_state.h"
#include "../../optional.h"
#include "../../any.h"
#include "../../event_args.h"
#include "../../system_exception.h"
#include <functional>

namespace xtd {
  namespace speech {
    namespace synthesis {
      class speech_synthesizer;
      
      class state_changed_event_args : public xtd::event_args {
        friend class speech_synthesizer;
      public:
        state_changed_event_args(const state_changed_event_args&) = default;
        state_changed_event_args(state_changed_event_args&&) = default;
        state_changed_event_args& operator =(const state_changed_event_args&) = default;
        
        synthesizer_state previous_state() const noexcept {return previous_state_;}
        synthesizer_state state() const noexcept {return state_;}
        
      private:
        state_changed_event_args(synthesizer_state previous_state, synthesizer_state state) : previous_state_(previous_state), state_(state)  {}
        
        synthesizer_state previous_state_;
        synthesizer_state state_;
      };
    }
  }
}