propertybag.h

wince6.0 windows embedded CE windows mobile 摄像头应用程序 vedio 录像 拍照 预览

#pragma once

struct VAR_LIST
{
	VARIANT var;
	VAR_LIST *pNext;
	BSTR pBSTRName;
};

class CPropertyBag : public IPropertyBag
{  
public:
	CPropertyBag();
	~CPropertyBag();

	HRESULT STDMETHODCALLTYPE
		Read(
		LPCOLESTR pszPropName, 
		VARIANT *pVar, 
		IErrorLog *pErrorLog
		);

	HRESULT STDMETHODCALLTYPE
		Write(
		LPCOLESTR pszPropName, 
		VARIANT *pVar
		);

	ULONG STDMETHODCALLTYPE AddRef();        
	ULONG STDMETHODCALLTYPE Release();        
	HRESULT STDMETHODCALLTYPE QueryInterface(REFIID riid, void** ppv);   
private:
	ULONG _refCount;
	VAR_LIST *pVar;
};