xref: /aoo4110/main/sd/inc/misc/scopelock.hxx (revision b1cdbd2c)
1*b1cdbd2cSJim Jagielski /**************************************************************
2*b1cdbd2cSJim Jagielski  *
3*b1cdbd2cSJim Jagielski  * Licensed to the Apache Software Foundation (ASF) under one
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7*b1cdbd2cSJim Jagielski  * to you under the Apache License, Version 2.0 (the
8*b1cdbd2cSJim Jagielski  * "License"); you may not use this file except in compliance
9*b1cdbd2cSJim Jagielski  * with the License.  You may obtain a copy of the License at
10*b1cdbd2cSJim Jagielski  *
11*b1cdbd2cSJim Jagielski  *   http://www.apache.org/licenses/LICENSE-2.0
12*b1cdbd2cSJim Jagielski  *
13*b1cdbd2cSJim Jagielski  * Unless required by applicable law or agreed to in writing,
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21*b1cdbd2cSJim Jagielski 
22*b1cdbd2cSJim Jagielski 
23*b1cdbd2cSJim Jagielski 
24*b1cdbd2cSJim Jagielski #ifndef _SD_SCOPELOCK_HXX
25*b1cdbd2cSJim Jagielski #define _SD_SCOPELOCK_HXX
26*b1cdbd2cSJim Jagielski 
27*b1cdbd2cSJim Jagielski namespace sd
28*b1cdbd2cSJim Jagielski {
29*b1cdbd2cSJim Jagielski 
30*b1cdbd2cSJim Jagielski class ScopeLock
31*b1cdbd2cSJim Jagielski {
32*b1cdbd2cSJim Jagielski 	friend class ScopeLockGuard;
33*b1cdbd2cSJim Jagielski public:
ScopeLock()34*b1cdbd2cSJim Jagielski 	ScopeLock() : mnLock(0) {}
isLocked() const35*b1cdbd2cSJim Jagielski 	bool isLocked() const { return mnLock != 0; }
36*b1cdbd2cSJim Jagielski private:
lock()37*b1cdbd2cSJim Jagielski 	void lock() { mnLock++; }
unlock()38*b1cdbd2cSJim Jagielski 	void unlock() { mnLock--; }
39*b1cdbd2cSJim Jagielski 
40*b1cdbd2cSJim Jagielski 	sal_Int32	mnLock;
41*b1cdbd2cSJim Jagielski };
42*b1cdbd2cSJim Jagielski 
43*b1cdbd2cSJim Jagielski class ScopeLockGuard
44*b1cdbd2cSJim Jagielski {
45*b1cdbd2cSJim Jagielski public:
ScopeLockGuard(ScopeLock & rScopeLock)46*b1cdbd2cSJim Jagielski 	ScopeLockGuard( ScopeLock& rScopeLock ) : mrScopeLock( rScopeLock ) { mrScopeLock.lock(); }
~ScopeLockGuard()47*b1cdbd2cSJim Jagielski 	~ScopeLockGuard() { mrScopeLock.unlock(); }
48*b1cdbd2cSJim Jagielski private:
49*b1cdbd2cSJim Jagielski 	ScopeLock& mrScopeLock;
50*b1cdbd2cSJim Jagielski };
51*b1cdbd2cSJim Jagielski 
52*b1cdbd2cSJim Jagielski } // namespace sd
53*b1cdbd2cSJim Jagielski 
54*b1cdbd2cSJim Jagielski #endif	   // _SD_UNDOMANAGER_HXX
55