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22 lines
656 B
C
22 lines
656 B
C
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#pragma once
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#define WIN32_LEAN_AND_MEAN
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#include <windows.h>
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template <class ifc_t>
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class Countable : public ifc_t
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{
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public:
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Countable()
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{
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ref_count=1;
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}
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// this needs to be done like this otherwise the destructor doesn't get called properly (we don't want virtual destructor for various reasons)
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#define REFERENCE_COUNT_IMPLEMENTATION size_t AddRef() { return InterlockedIncrement((LONG*)&ref_count); }\
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size_t Release() { if (!ref_count) return ref_count; LONG r = InterlockedDecrement((LONG*)&ref_count); if (!r) delete(this); return r; }
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protected:
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size_t ref_count;
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};
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#define REFERENCE_COUNTED CB(ADDREF, AddRef); CB(RELEASE, Release);
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