36 lines
1.2 KiB
C++
36 lines
1.2 KiB
C++
//
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// COM利用サポートクラス
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//
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#include <objbase.h>
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#include "DebugOut.h"
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#include "Com.h"
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INT COM::m_nRefCount = 0;
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LRESULT COM::AddRef()
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{
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if( !m_nRefCount ) {
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HRESULT hr;
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if( (hr = ::CoInitialize( NULL )) != S_OK ) {
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DEBUGOUT( "COM::AddRef() CoInitialize failed.\n" );
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return hr;
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}
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DEBUGOUT( "COM::AddRef() CoInitialize.\n" );
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}
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m_nRefCount++;
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return 0L;
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}
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void COM::Release()
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{
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if( !m_nRefCount ) {
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DEBUGOUT( "COM::Release() too many released.\n" );
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return;
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}
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if( !(--m_nRefCount) ) {
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::CoUninitialize();
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DEBUGOUT( "COM::AddRef() CoUninitialize.\n" );
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}
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}
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