xref: /aoo41x/main/sd/inc/misc/scopelock.hxx (revision cdf0e10c)
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27*cdf0e10cSrcweir 
28*cdf0e10cSrcweir #ifndef _SD_SCOPELOCK_HXX
29*cdf0e10cSrcweir #define _SD_SCOPELOCK_HXX
30*cdf0e10cSrcweir 
31*cdf0e10cSrcweir namespace sd
32*cdf0e10cSrcweir {
33*cdf0e10cSrcweir 
34*cdf0e10cSrcweir class ScopeLock
35*cdf0e10cSrcweir {
36*cdf0e10cSrcweir 	friend class ScopeLockGuard;
37*cdf0e10cSrcweir public:
38*cdf0e10cSrcweir 	ScopeLock() : mnLock(0) {}
39*cdf0e10cSrcweir 	bool isLocked() const { return mnLock != 0; }
40*cdf0e10cSrcweir private:
41*cdf0e10cSrcweir 	void lock() { mnLock++; }
42*cdf0e10cSrcweir 	void unlock() { mnLock--; }
43*cdf0e10cSrcweir 
44*cdf0e10cSrcweir 	sal_Int32	mnLock;
45*cdf0e10cSrcweir };
46*cdf0e10cSrcweir 
47*cdf0e10cSrcweir class ScopeLockGuard
48*cdf0e10cSrcweir {
49*cdf0e10cSrcweir public:
50*cdf0e10cSrcweir 	ScopeLockGuard( ScopeLock& rScopeLock ) : mrScopeLock( rScopeLock ) { mrScopeLock.lock(); }
51*cdf0e10cSrcweir 	~ScopeLockGuard() { mrScopeLock.unlock(); }
52*cdf0e10cSrcweir private:
53*cdf0e10cSrcweir 	ScopeLock& mrScopeLock;
54*cdf0e10cSrcweir };
55*cdf0e10cSrcweir 
56*cdf0e10cSrcweir } // namespace sd
57*cdf0e10cSrcweir 
58*cdf0e10cSrcweir #endif	   // _SD_UNDOMANAGER_HXX
59