godot/core/event_queue.h

/*************************************************************************/
/*  event_queue.h                                                        */
/*************************************************************************/
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/*                           GODOT ENGINE                                */
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/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur.                 */
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#ifndef EVENT_QUEUE_H
#define EVENT_QUEUE_H

#include "object.h"
/**
	@author Juan Linietsky <reduzio@gmail.com>
*/
class EventQueue {

	enum {

		DEFAULT_EVENT_QUEUE_SIZE_KB = 256
	};

	struct Event {

		uint32_t instance_ID;
		StringName method;
		int args;
	};

	uint8_t *event_buffer;
	uint32_t buffer_end;
	uint32_t buffer_max_used;
	uint32_t buffer_size;

public:
	Error push_call(uint32_t p_instance_ID, const StringName &p_method, VARIANT_ARG_LIST);
	void flush_events();

	EventQueue(uint32_t p_buffer_size = DEFAULT_EVENT_QUEUE_SIZE_KB * 1024);
	~EventQueue();
};

#endif