svn -> git Migration

common/timeoutmgr.h

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+/*  EQEMu:  Everquest Server Emulator
+    Copyright (C) 2001-2005  EQEMu Development Team (http://eqemulator.net)
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; version 2 of the License.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY except by those people which sell it, which
+	are required to give you total support for your newly bought product;
+	without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+	A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Software
+    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+*/
+#ifndef TIMEOUT_MANAGER_H
+#define TIMEOUT_MANAGER_H
+
+//ms between checking all timeouts
+//timeouts are generally somewhat large, so its safe to use a
+//value on the order of seconds here.
+#define TIMEOUT_GRANULARITY 1000
+
+#include "types.h"
+#include "timer.h"
+
+#include <vector>
+using namespace std;
+
+//timeoutable objects automatically register themselves
+//with the global TimeoutManager object
+class TimeoutManager;
+class Timeoutable {
+	friend class TimeoutManager;
+public:
+	//this frequency should generally be a multiple of TIMEOUT_GRANULARITY
+	Timeoutable(uint32 check_frequency);
+	virtual ~Timeoutable();
+	
+	virtual void CheckTimeout() = 0;
+
+private:
+	//accessed directly by TimeoutManager
+	Timer next_check;
+};
+
+class TimeoutManager {
+	friend class Timeoutable;
+public:
+	TimeoutManager();
+	
+	void CheckTimeouts();
+	
+protected:
+	
+	//methods called by Timeoutable objects:
+	void AddMember(Timeoutable *who);
+	void DeleteMember(Timeoutable *who);
+	
+	vector<Timeoutable *> members;
+};
+
+extern TimeoutManager timeout_manager;
+
+#endif