message-queue.h
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message-queue.h
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	#ifndef _paintown_message_queue_h
	#define _paintown_message_queue_h

	#include <queue>
	#include <string>
	#include "thread.h"

	/* multithreaded message queue.
	* someone puts messages in, someone takes them out.
	* FIFO order
	*/
	class MessageQueue{
	public:
	MessageQueue();

	/* push on */
	void add(const std::string & str);
	/* true if any messages are left */
	bool hasAny();
	/* get the first message */
	std::string get();

	virtual ~MessageQueue();

	static void registerInfo(MessageQueue *);
	static void unregisterInfo(MessageQueue *);
	static void info(const std::string & str);
	static void clearInfo();
	static Util::Thread::Lock messageLock;

	private:
	std::queue<std::string> messages;
	Util::Thread::Lock lock;
	};

	#endif