86 lines
2.8 KiB
C++
86 lines
2.8 KiB
C++
// ITPROPL.H: ITPropertyList interface declaration
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#ifndef __ITPROPL_H__
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#define __ITPROPL_H__
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#include <ocidl.h>
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// {1F403BB1-9997-11d0-A850-00AA006C7D01}
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DEFINE_GUID(IID_IITPropList,
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0x1f403bb1, 0x9997, 0x11d0, 0xa8, 0x50, 0x0, 0xaa, 0x0, 0x6c, 0x7d, 0x1);
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// {4662daae-d393-11d0-9a56-00c04fb68bf7} (changed from IT 3.0)
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DEFINE_GUID(CLSID_IITPropList,
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0x4662daae, 0xd393, 0x11d0, 0x9a, 0x56, 0x00, 0xc0, 0x4f, 0xb6, 0x8b, 0xf7);
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typedef DWORD PROPID;
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// Operations you can do on a property
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#define PROP_ADD 0x00000000
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#define PROP_DELETE 0x00000001
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#define PROP_UPDATE 0x00000002
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// Type of data
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#define TYPE_VALUE 0x00000000
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#define TYPE_POINTER 0x00000001
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#define TYPE_STRING 0x00000002
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// Class definition of CProperty
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class CProperty
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{
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public:
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PROPID dwPropID; // property ID
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DWORD cbData; // Amount of data
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DWORD dwType; // What type this is
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union
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{
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LPCWSTR lpszwData; // String
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LPVOID lpvData; // Any kind of data
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DWORD dwValue; // Numerical data
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};
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BOOL fPersist; // TRUE to persist this property
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};
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typedef CProperty* LPPROP;
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// Interface def. for IITPropList
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DECLARE_INTERFACE_(IITPropList, IPersistStreamInit)
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{
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// dwOperation = operation (add, delete, update, etc.) to perform on property list
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STDMETHOD(Set)(PROPID PropID, DWORD dwData, DWORD dwOperation) PURE;
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STDMETHOD(Set)(PROPID PropID, LPVOID lpvData, DWORD cbData, DWORD dwOperation) PURE;
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STDMETHOD(Set)(PROPID PropID, LPCWSTR lpszwString, DWORD dwOperation) PURE;
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STDMETHOD(Add)(CProperty& Prop) PURE;
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STDMETHOD(Get)(PROPID PropID, CProperty& Property) PURE;
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STDMETHOD(Clear)() PURE;
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// set persistence state on property
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STDMETHOD(SetPersist)(PROPID PropID, BOOL fPersist) PURE; // single property
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STDMETHOD(SetPersist)(BOOL fPersist) PURE; // all properties in list
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// for enumerating properties
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STDMETHOD(GetFirst)(CProperty& Property) PURE;
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STDMETHOD(GetNext)(CProperty& Property) PURE;
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STDMETHOD(GetPropCount)(LONG &cProp) PURE;
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// persist header and data separately
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STDMETHOD(SaveHeader)(LPVOID lpvData, DWORD dwHdrSize) PURE;
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STDMETHOD(SaveData)(LPVOID lpvHeader, DWORD dwHdrSize, LPVOID lpvData, DWORD dwBufSize) PURE;
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STDMETHOD(GetHeaderSize)(DWORD& dwHdrSize) PURE;
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STDMETHOD(GetDataSize)(LPVOID lpvHeader, DWORD dwHdrSize, DWORD& dwDataSize) PURE;
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STDMETHOD(SaveDataToStream)(LPVOID lpvHeader, DWORD dwHdrSize, IStream* pStream) PURE;
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// persist to a memory buffer
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STDMETHOD(LoadFromMem)(LPVOID lpvData, DWORD dwBufSize) PURE;
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STDMETHOD(SaveToMem)(LPVOID lpvData, DWORD dwBufSize) PURE;
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};
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typedef IITPropList* LPITPROPLIST;
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#endif // __ITPROPL_H__
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