/**************************************************************
 * 
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 * 
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 * 
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#ifndef _SD_SCOPELOCK_HXX
#define _SD_SCOPELOCK_HXX

namespace sd
{

class ScopeLock
{
	friend class ScopeLockGuard;
public:
	ScopeLock() : mnLock(0) {}
	bool isLocked() const { return mnLock != 0; }
private:
	void lock() { mnLock++; }
	void unlock() { mnLock--; }

	sal_Int32	mnLock;
};

class ScopeLockGuard
{
public:
	ScopeLockGuard( ScopeLock& rScopeLock ) : mrScopeLock( rScopeLock ) { mrScopeLock.lock(); }
	~ScopeLockGuard() { mrScopeLock.unlock(); }
private:
	ScopeLock& mrScopeLock;
};

} // namespace sd

#endif	   // _SD_UNDOMANAGER_HXX