windows-nt/Source/XPSP1/NT/multimedia/dshow/guidestore/object.h
2020-09-26 16:20:57 +08:00

834 lines
20 KiB
C++

// object.h : Declaration of the CObject
#ifndef __Object_H_
#define __Object_H_
#include "resource.h" // main symbols
#include "property.h"
#include "guidedb.h"
class CObjectType;
class CObjectTypes;
class CObject;
class CObjectGlue;
class CObjects;
class CObjectPropertyBag;
/////////////////////////////////////////////////////////////////////////////
// CObjectType
class CObjectType
{
public:
CObjectType()
{
m_fKnowCollectionCLSID = FALSE;
}
HRESULT CreateInstance(long id, IUnknown **ppobj);
HRESULT Init(CGuideDB *pdb, long id, BSTR bstrCLSID)
{
CLSID clsid;
HRESULT hr = CLSIDFromString(bstrCLSID, &clsid);
if (hr == CO_E_CLASSSTRING)
return E_INVALIDARG;
return Init(pdb, id, clsid);
}
HRESULT Init(CGuideDB *pdb, long id, IID clsid)
{
m_pdb = pdb;
m_id = id;
m_clsid = clsid;
return S_OK;
}
HRESULT GetDB(CGuideDB **ppdb);
public:
STDMETHOD(get_NewCollection)(/*[out, retval]*/ IObjects * *ppobjs);
STDMETHOD(get_New)(/*[out, retval]*/ IUnknown * *pVal);
STDMETHOD(get_IID)(/*[out, retval]*/ BSTR *pVal);
STDMETHOD(get_ID)(/*[out, retval]*/ long *pVal);
friend CObject;
protected:
CComPtr<CGuideDB> m_pdb;
CLSID m_clsid;
long m_id;
boolean m_fKnowCollectionCLSID;
CLSID m_clsidCollection;
};
/////////////////////////////////////////////////////////////////////////////
// CObjectTypes
class CObjectTypes
{
public:
HRESULT Init(CGuideDB *pdb);
CObjectType *Cache(long id, BSTR bstrCLSID);
public:
STDMETHOD(get_AddNew)(BSTR bstrIID, /*[out, retval]*/ CObjectType * *pVal);
#if 0
STDMETHOD(get_AddNew)(CLSID clsid, /*[out, retval]*/ CObjectType * *pVal);
#endif
STDMETHOD(get_ItemWithCLSID)(BSTR bstrCLSID, /*[out, retval]*/ CObjectType * *pVal);
// STDMETHOD(get_ItemWithCLSID)(CLSID clsid, /*[out, retval]*/ CObjectType * *pVal);
protected:
CComPtr<CGuideDB> m_pdb;
ADODB::_RecordsetPtr m_prsObjTypes;
typedef MemCmpLess<CLSID> CLSIDLess;
typedef map<CLSID, CObjectType *, CLSIDLess> t_map;
t_map m_map;
};
/////////////////////////////////////////////////////////////////////////////
// CObject
class DECLSPEC_UUID("4789011b-bc6d-49e2-b4df-420e40f4e318") ATL_NO_VTABLE CObject :
public IUnknown,
public CComObjectRootEx<CComObjectThreadModel>
{
public:
CObject()
{
m_id = 0;
}
DECLARE_GET_CONTROLLING_UNKNOWN()
BEGIN_COM_MAP(CObject)
COM_INTERFACE_ENTRY(CObject)
COM_INTERFACE_ENTRY_AGGREGATE_BLIND(m_punk.p)
END_COM_MAP()
friend class CObjectGlue;
CGuideDB *GetDB()
{
//UNSAFE... doesn't do AddRef()... use the pointer quickly!
return m_pdb;
}
HRESULT get_RelatedObjectID(boolean fInverse, long id, long idRel, long *pidRet);
HRESULT get_ItemsRelatedBy(CObjectType *pobjtype,
long idRel, boolean fInverse, IObjects **ppobjs);
HRESULT CreatePropBag(IPersist *ppersist);
public:
STDMETHOD(Init)(long id, CObjectType * pobjtype);
STDMETHOD(Save)(IUnknown *punk);
STDMETHOD(Load)();
STDMETHOD(get_ItemsInverseRelatedBy)(CObjectType *pobjtype, /* [in] */ long idRel, /*[out, retval]*/ IObjects **ppobjs1);
STDMETHOD(get_ItemInverseRelatedBy)(/* [in] */ long idRel, /*[out, retval]*/ IUnknown **ppobj1);
STDMETHOD(get_ItemsRelatedBy)(CObjectType *pobjtype, /* [in] */ long idRel, /*[out, retval]*/ IObjects **ppobjs2);
STDMETHOD(get_ItemRelatedBy)(/* [in] */ long idRel, /*[out, retval]*/ IUnknown **ppobj2);
STDMETHOD(put_ItemRelatedBy)(/* [in] */ long idRel, /*[in]*/ IUnknown *pobj2);
STDMETHOD(get_MetaProperties)(/*[out, retval]*/ IMetaProperties * *pVal);
STDMETHOD(get_ID)(/*[out, retval]*/ long *pVal);
STDMETHOD(get_Type)(/*[out, retval]*/ CObjectType * *pVal);
protected:
CObjectType *m_pobjtype;
CComPtr<IUnknown> m_punk;
CComPtr<CGuideDB> m_pdb;
CComPtr<IMetaProperties> m_pprops;
long m_id;
CComPtr<CObjectPropertyBag> m_ppropbag;
};
class CObjectGlue
{
public:
virtual IUnknown *GetControllingUnknown() = 0;
HRESULT get_ItemsRelatedBy(CObjectType *pobjtype,
IMetaPropertyType *pproptype, boolean fInverse, IObjects **ppobjs)
{
CComQIPtr<CObject> pobj(GetControllingUnknown());
CComQIPtr<CMetaPropertyType> pproptypeT(pproptype);
long idRel = pproptypeT->GetID();
return pobj->get_ItemsRelatedBy(pobjtype, idRel, fInverse, ppobjs);
}
// IObjectInt
protected:
STDMETHOD(Init)(long id, CObjectType * pobjtype)
{
CComQIPtr<CObject> pobj(GetControllingUnknown());
return pobj->Init(id, pobjtype);
}
public:
STDMETHOD(get_ItemsInverseRelatedBy)(CObjectType *pobjtype,
IMetaPropertyType *pproptype, /*[out, retval]*/ IObjects **ppobjs1)
{
CComQIPtr<CObject> pobj(GetControllingUnknown());
CComQIPtr<CMetaPropertyType> pproptypeT(pproptype);
long idRel = pproptypeT->GetID();
return pobj->get_ItemsInverseRelatedBy(pobjtype, idRel, ppobjs1);
}
STDMETHOD(get_ItemInverseRelatedBy)(IMetaPropertyType *pproptype, /*[out, retval]*/ IUnknown **ppobj1)
{
CComQIPtr<CObject> pobj(GetControllingUnknown());
CComQIPtr<CMetaPropertyType> pproptypeT(pproptype);
long idRel = pproptypeT->GetID();
return pobj->get_ItemInverseRelatedBy(idRel, ppobj1);
}
STDMETHOD(get_ItemsRelatedBy)(CObjectType *pobjtype,
IMetaPropertyType *pproptype, /*[out, retval]*/ IObjects **ppobjs2)
{
CComQIPtr<CObject> pobj(GetControllingUnknown());
CComQIPtr<CMetaPropertyType> pproptypeT(pproptype);
long idRel = pproptypeT->GetID();
return pobj->get_ItemsRelatedBy(pobjtype, idRel, ppobjs2);
}
STDMETHOD(get_ItemRelatedBy)(IMetaPropertyType *pproptype, /*[out, retval]*/ IUnknown **ppobj2)
{
CComQIPtr<CObject> pobj(GetControllingUnknown());
CComQIPtr<CMetaPropertyType> pproptypeT(pproptype);
long idRel = pproptypeT->GetID();
return pobj->get_ItemRelatedBy(idRel, ppobj2);
}
STDMETHOD(put_ItemRelatedBy)(IMetaPropertyType *pproptype, /*[in]*/ IUnknown *pobj2)
{
CComQIPtr<CObject> pobj(GetControllingUnknown());
CComQIPtr<CMetaPropertyType> pproptypeT(pproptype);
long idRel = pproptypeT->GetID();
return pobj->put_ItemRelatedBy(idRel, pobj2);
}
STDMETHOD(get_MetaProperties)(/*[out, retval]*/ IMetaProperties * *ppprops)
{
CComQIPtr<CObject> pobj(GetControllingUnknown());
return pobj->get_MetaProperties(ppprops);
}
STDMETHOD(get_ID)(/*[out, retval]*/ long *pid)
{
CComQIPtr<CObject> pobj(GetControllingUnknown());
return pobj->get_ID(pid);
}
STDMETHOD(get_Type)(/*[out, retval]*/ CObjectType * *pobjtype)
{
CComQIPtr<CObject> pobj(GetControllingUnknown());
return pobj->get_Type(pobjtype);
}
template<class T_Related>
HRESULT _get_ItemRelatedBy(IMetaPropertyType *pproptype, T_Related **ppT)
{
CComPtr<IUnknown> pobj;
HRESULT hr;
hr = get_ItemRelatedBy(pproptype, &pobj);
if (hr == S_FALSE || FAILED(hr))
return hr;
return pobj->QueryInterface(__uuidof(T_Related), (void **) ppT);
}
template<class T_Related>
HRESULT _put_ItemRelatedBy(IMetaPropertyType *pproptype, T_Related *pT)
{
return put_ItemRelatedBy(pproptype, pT);
}
__declspec(property(get=GetDB)) CGuideDB *m_pdb;
CGuideDB *GetDB()
{
CComQIPtr<CObject> pobj(GetControllingUnknown());
return pobj->GetDB();
}
};
/////////////////////////////////////////////////////////////////////////////
// CObjects
class ATL_NO_VTABLE DECLSPEC_UUID("AC0F25D9-81C8-4C9E-B7AC-031E9A539E1E") CObjects :
public CComObjectRootEx<CComObjectThreadModel>,
public CComCoClass<CObjects, &CLSID_Objects>,
public IObjectsPrivate,
public IObjects
{
public:
CObjects()
{
#if defined(_ATL_FREE_THREADED)
m_pUnkMarshaler = NULL;
#endif
m_cItems = -1;
m_fInverse = FALSE;
m_pobjtype = NULL;
m_fOnlyUnreferenced = FALSE;
m_idChanged = NULL;
m_cChanged = 0;
m_idPropTypeKey = 0;
m_idProviderKey = 0;
m_idLangKey = 0;
m_vtKey = 0;
}
CGuideDB *GetDB()
{
//UNSAFE... doesn't do AddRef()... use the pointer quickly!
return m_pdb;
}
void Dump();
HRESULT Clone(IObjects **ppobjs);
HRESULT AddRelationshipAt(long idObj1, long idRel, long iItem, long idObj2);
HRESULT put_OnlyUnreferenced(boolean fOnlyUnreferenced)
{
m_fOnlyUnreferenced = fOnlyUnreferenced;
return S_OK;
}
// If in a transaction, NoteChanged() will be called to keep track of changes.
// TransactionDone() will be called when the transaction is done.
void NoteChanged(long idObj)
{
if (m_idChanged == 0)
{
m_idChanged = idObj;
m_cChanged++;
}
else if (m_idChanged != idObj)
{
m_cChanged++;
}
}
void TransactionDone(boolean fCommited)
{
if (fCommited && (m_cChanged > 0))
{
long idType;
m_pobjtype->get_ID(&idType);
if (m_cChanged == 1)
{
m_pdb->Broadcast_ItemChanged(m_idChanged, idType);
}
else
{
m_pdb->Broadcast_ItemsChanged(idType);
}
}
m_cChanged = 0;
m_idChanged = NULL;
}
DECLARE_REGISTRY_RESOURCEID(IDR_OBJECTS)
DECLARE_GET_CONTROLLING_UNKNOWN()
DECLARE_PROTECT_FINAL_CONSTRUCT()
BEGIN_COM_MAP(CObjects)
COM_INTERFACE_ENTRY(IObjects)
COM_INTERFACE_ENTRY(CObjects)
COM_INTERFACE_ENTRY(IObjectsPrivate)
#if defined(_ATL_FREE_THREADED)
COM_INTERFACE_ENTRY_AGGREGATE(IID_IMarshal, m_pUnkMarshaler.p)
#endif
COM_INTERFACE_ENTRY_AGGREGATE_BLIND(m_punkCollection.p)
END_COM_MAP()
#if defined(_ATL_FREE_THREADED)
HRESULT FinalConstruct()
{
return CoCreateFreeThreadedMarshaler(
GetControllingUnknown(), &m_pUnkMarshaler.p);
}
void FinalRelease()
{
m_pUnkMarshaler.Release();
}
CComPtr<IUnknown> m_pUnkMarshaler;
#endif
HRESULT Init(CLSID &clsid)
{
return m_punkCollection.CoCreateInstance(clsid, (IObjects *) this);
}
// Call IObjectsNotifications to notify Add/Remove/Change Item
HRESULT Notify_ItemAdded(IUnknown * pobj)
{
CComQIPtr<IObjectsNotifications> pobjsevents((IObjects *) this);
if (pobjsevents == NULL)
return S_OK;
return pobjsevents->Notify_ItemAdded(pobj);
}
HRESULT Notify_ItemRemoved(long idObj)
{
CComQIPtr<IObjectsNotifications> pobjsevents((IObjects *) this);
if (pobjsevents == NULL)
return S_OK;
return pobjsevents->Notify_ItemRemoved(idObj);
}
HRESULT Notify_ItemChanged(IUnknown * pobj)
{
CComQIPtr<IObjectsNotifications> pobjsevents((IObjects *) this);
if (pobjsevents == NULL)
return S_OK;
return pobjsevents->Notify_ItemChanged(pobj);
}
HRESULT Notify_ItemsChanged()
{
CComQIPtr<IObjectsNotifications> pobjsevents((IObjects *) this);
if (pobjsevents == NULL)
return S_OK;
return pobjsevents->Notify_ItemsChanged();
}
//
HRESULT GetRS(ADODB::_Recordset **pprs);
enum QueryType {Select, Delete};
HRESULT GetQuery(QueryType qtype, _bstr_t *pbstr);
HRESULT get_DB(CGuideDB **ppdb)
{
m_pdb.CopyTo(ppdb);
return S_OK;
}
HRESULT put_DB(CGuideDB *pdb)
{
m_pdb = pdb;
return S_OK;
}
HRESULT put_ObjectType(CObjectType *pobjtype)
{
#if 0
return pobjtype->QueryInterface(__uuidof(CObjectType), (void **) &m_pobjtype);
#else
m_pobjtype = pobjtype;
return S_OK;
#endif
}
HRESULT get_ObjectType(CObjectType **ppobjtype)
{
if ((*ppobjtype = m_pobjtype))
return S_OK;
return E_FAIL;
}
HRESULT put_MetaPropertyCond(IMetaPropertyCondition *ppropcond)
{
m_ppropcond = ppropcond;
return S_OK;
}
HRESULT InitRelation(IUnknown *pobj, long idRel, boolean fInverse)
{
m_pobjRelated = pobj;
m_idRel = idRel;
m_fInverse = fInverse;
return S_OK;
}
HRESULT get_ItemsRelatedToBy(IUnknown *pobj, IMetaPropertyType *pproptype,
boolean fInverse, IObjects **ppobjs);
HRESULT Remove(IUnknown *pobj);
HRESULT RemoveFromRelationship(IUnknown *pobj);
HRESULT get_ItemsWithType(CObjectType *ptype, /*[out, retval]*/ IObjects * *pVal);
HRESULT put_Key(IMetaPropertyType *pproptype, IGuideDataProvider *pprovider,
long idLang, long vt)
{
CComQIPtr<CMetaPropertyType> pproptypeKey(pproptype);
m_idPropTypeKey = pproptypeKey->GetID();
if (pprovider != NULL)
{
CComQIPtr<CObject> pobj(pprovider);
pobj->get_ID(&m_idProviderKey);
}
m_idLangKey = idLang;
m_vtKey = vt;
return S_OK;
}
// IObjects
public:
STDMETHOD(Resync)()
{
return Reset();
}
STDMETHOD(UnreferencedItems)(/* [out, retval] */ IObjects **ppobjs);
STDMETHOD(RemoveAll)();
STDMETHOD(Reset)();
STDMETHOD(get_ItemsInverseRelatedToBy)(IUnknown *pobj, /* [in] */ IMetaPropertyType *pproptype, /*[out, retval]*/ IObjects **ppobjs);
STDMETHOD(get_ItemsRelatedToBy)(IUnknown *pobj, /* [in] */ IMetaPropertyType *pproptype, /*[out, retval]*/ IObjects **ppobjs);
STDMETHOD(get_ItemsInTimeRange)(DATE dtStart, DATE dtEnd, /*[out, retval]*/ IObjects * *pVal);
STDMETHOD(get_SQLQuery)(/*[out, retval]*/ BSTR *pbstr)
{
ENTER_API
{
ValidateOut(pbstr);
//UNDONE: Remove this method...just for debugging
_bstr_t bstr;
GetQuery(Select, &bstr);
*pbstr = bstr.copy();
return S_OK;
}
LEAVE_API
}
STDMETHOD(Remove)(VARIANT varIndex);
STDMETHOD(AddAt)(IUnknown *pobj, long index);
STDMETHOD(get_AddNew)(/*[out, retval]*/ IUnknown * *pVal);
STDMETHOD(get_AddNewAt)(long index, /*[out, retval]*/ IUnknown * *pVal);
STDMETHOD(get_ItemsWithMetaPropertyCond)(IMetaPropertyCondition *ppropcond, /*[out, retval]*/ IObjects * *pVal);
STDMETHOD(get_ItemsWithMetaProperty)(IMetaProperty *pprop, /*[out, retval]*/ IObjects * *pVal);
STDMETHOD(get_ItemWithID)(long id, /*[out, retval]*/ IUnknown * *pVal);
STDMETHOD(get_ItemsWithType)(BSTR bstrCLSID, /*[out, retval]*/ IObjects * *pVal);
STDMETHOD(get_ItemWithKey)(VARIANT varIndex, /*[out, retval]*/ IUnknown * *pVal);
STDMETHOD(get_ItemsByKey)(IMetaPropertyType *pproptype, IGuideDataProvider *pprovider, long idLang, long vt, IObjects * *pVal);
STDMETHOD(get_Item)(VARIANT varIndex, /*[out, retval]*/ IUnknown * *pVal);
STDMETHOD(get_Count)(/*[out, retval]*/ long *pVal);
#ifdef IMPLEMENT_NewEnum
STDMETHOD(get__NewEnum)(IUnknown **ppunk)
{
ENTER_API
{
ValidateOutPtr<IUnknown>(ppunk, NULL);
return E_NOTIMPL;
}
LEAVE_API
}
#endif
protected:
void CObjects::Copy(CObjects *pobjs)
{
m_pdb = pobjs->m_pdb;
m_ppropcond = pobjs->m_ppropcond;
m_pobjRelated = pobjs->m_pobjRelated;
m_idRel = pobjs->m_idRel;
m_fInverse = pobjs->m_fInverse;
m_fOnlyUnreferenced = pobjs->m_fOnlyUnreferenced;
m_idPropTypeKey = pobjs->m_idPropTypeKey;
m_idProviderKey = pobjs->m_idProviderKey;
m_idLangKey = pobjs->m_idLangKey;
}
CComPtr<CGuideDB> m_pdb;
// All items in this collection are of the type specified by m_pobjtype.
CObjectType *m_pobjtype;
CComPtr<IUnknown> m_punkCollection;
CComPtr<IMetaPropertyCondition> m_ppropcond;
// All the items in this collection are related (or inverse related) to
// m_pobjRelated by the relationship m_idRel.
CComPtr<IUnknown> m_pobjRelated;
long m_idRel;
boolean m_fInverse;
ADODB::_RecordsetPtr m_prs;
long m_cItems;
boolean m_fOnlyUnreferenced;
long m_idChanged;
long m_cChanged;
long m_idPropTypeKey;
long m_idProviderKey;
long m_idLangKey;
long m_vtKey;
};
/////////////////////////////////////////////////////////////////////////////
// CObjectsGlue
template<class T_Collection, class T_Item>
class ATL_NO_VTABLE CObjectsGlue : public IObjectsNotifications
{
public:
typedef CObjectsGlue<T_Collection, T_Item> ThisClass;
CObjectsGlue()
{
}
~CObjectsGlue()
{
}
// Thunks to IObjects interface of aggregated CLSID_Objects object.
HRESULT _Remove(VARIANT varIndex)
{
HRESULT hr;
CComQIPtr<IObjects> pobjs(this);
hr = pobjs->Remove(varIndex);
return hr;
}
HRESULT _RemoveAll()
{
CComQIPtr<IObjects> pobjs(this);
return pobjs->RemoveAll();
}
HRESULT _Resync()
{
CComQIPtr<IObjects> pobjs(this);
return pobjs->Resync();
}
HRESULT _get_AddNew(T_Item **ppobj)
{
HRESULT hr;
CComQIPtr<IObjects> pobjs(this);
CComPtr<IUnknown> pobj;
hr = pobjs->get_AddNew(&pobj);
if (FAILED(hr))
return hr;
hr = pobj->QueryInterface(__uuidof(T_Item), (void **) ppobj);
return hr;
}
HRESULT _get_AddNewAt(long index, T_Item **ppobj)
{
HRESULT hr;
CComQIPtr<IObjects> pobjs(this);
CComPtr<IUnknown> pobj;
hr = pobjs->get_AddNewAt(index, &pobj);
if (FAILED(hr))
return hr;
hr = pobj->QueryInterface(__uuidof(T_Item), (void **) ppobj);
return hr;
}
HRESULT _AddAt(T_Item *pobj, long index)
{
HRESULT hr;
CComQIPtr<IObjects> pobjs(this);
hr = pobjs->AddAt(pobj, index);
return hr;
}
HRESULT _get_Item(VARIANT varIndex, T_Item **ppobj)
{
CComQIPtr<IObjects> pobjs(this);
CComPtr<IUnknown> pobj;
HRESULT hr = pobjs->get_Item(varIndex, &pobj);
if (FAILED(hr))
return hr;
return pobj->QueryInterface(__uuidof(T_Item), (void **) ppobj);
}
HRESULT _get_ItemWithID(long id, T_Item **ppobj)
{
CComQIPtr<IObjects> pobjs(this);
CComPtr<IUnknown> pobj;
HRESULT hr = pobjs->get_ItemWithID(id, &pobj);
if (FAILED(hr))
return hr;
return pobj->QueryInterface(__uuidof(T_Item), (void **) ppobj);
}
HRESULT _get_ItemWithKey(VARIANT varKey, T_Item **ppobj)
{
CComQIPtr<IObjects> pobjs(this);
CComPtr<IUnknown> pobj;
HRESULT hr = pobjs->get_ItemWithKey(varKey, &pobj);
if (FAILED(hr))
return hr;
return pobj->QueryInterface(__uuidof(T_Item), (void **) ppobj);
}
HRESULT _get_ItemsByKey(IMetaPropertyType *pproptype, IGuideDataProvider *pprovider, long idLang, long vt, T_Collection **ppobjs)
{
CComQIPtr<IObjects> pobjs(this);
CComPtr<IObjects> pobjsNew;
HRESULT hr = pobjs->get_ItemsByKey(pproptype, pprovider, idLang, vt, &pobjsNew);
if (FAILED(hr))
return hr;
return pobjsNew->QueryInterface(__uuidof(T_Collection), (void **) ppobjs);
}
HRESULT _get_ItemsWithMetaPropertyCond(IMetaPropertyCondition *ppropcond, T_Collection **ppobjs)
{
CComQIPtr<IObjects> pobjs(this);
CComPtr<IObjects> pobjsNew;
HRESULT hr = pobjs->get_ItemsWithMetaPropertyCond(ppropcond, &pobjsNew);
if (FAILED(hr))
return hr;
return pobjsNew->QueryInterface(__uuidof(T_Collection), (void **) ppobjs);
}
HRESULT _get_ItemsInTimeRange(DATE dtStart, DATE dtEnd, /*[out, retval]*/ T_Collection * *ppitems)
{
HRESULT hr;
CComQIPtr<IObjects> pobjs(this);
CComPtr<IObjects> pobjsNew;
hr = pobjs->get_ItemsInTimeRange(dtStart, dtEnd, &pobjsNew);
if (FAILED(hr))
return hr;
return pobjsNew->QueryInterface(__uuidof(T_Collection), (void **) ppitems);
}
HRESULT _get_ItemsWithMetaProperty(IMetaProperty *pprop, T_Collection * *ppobjs)
{
CComQIPtr<IObjects> pobjs(this);
CComPtr<IObjects> pobjsNew;
HRESULT hr = pobjs->get_ItemsWithMetaProperty(pprop, &pobjsNew);
if (FAILED(hr))
return hr;
return pobjsNew->QueryInterface(__uuidof(T_Collection), (void **) ppobjs);
}
HRESULT _UnreferencedItems(T_Collection **ppobjs)
{
CComQIPtr<IObjects> pobjs(this);
CComPtr<IObjects> pobjsNew;
HRESULT hr = pobjs->UnreferencedItems(&pobjsNew);
if (FAILED(hr))
return hr;
return pobjsNew->QueryInterface(__uuidof(T_Collection), (void **) ppobjs);
}
HRESULT _get_Count(long *plCount)
{
CComQIPtr<IObjects> pobjs(this);
return pobjs->get_Count(plCount);
}
#ifdef IMPLEMENT_NewEnum
HRESULT _get__NewEnum(IUnknown **ppunk)
{
CComQIPtr<IObjects> pobjs(this);
return pobjs->get__NewEnum(ppunk);
}
#endif
virtual IUnknown *GetControllingUnknown() = 0;
__declspec(property(get=GetDB)) CGuideDB *m_pdb;
CGuideDB *GetDB()
{
CComQIPtr<CObjects> pobjs(GetControllingUnknown());
return pobjs->GetDB();
}
};
class CObjectPropertyBag :
public CComObjectRootEx<CComObjectThreadModel>,
#if SUPPORT_PROPBAG2
public IPropertyBag2,
#endif
public IPropertyBag
{
public:
void Init(IMetaProperties *pprops, IMetaPropertyTypes *pproptypes)
{
m_pprops = pprops;
m_pproptypes = pproptypes;
}
protected:
IMetaProperty * GetProp(_bstr_t bstrPropName, boolean fCreate);
BEGIN_COM_MAP(CObjectPropertyBag)
COM_INTERFACE_ENTRY(IPropertyBag)
#if SUPPORT_PROPBAG2
COM_INTERFACE_ENTRY(IPropertyBag2)
#endif
END_COM_MAP()
// IPropertyBag interface
STDMETHOD(Read)(LPCOLESTR pszPropName, VARIANT *pvar, IErrorLog *pErrorLog);
STDMETHOD(Write)(LPCOLESTR pszPropName, VARIANT *pvar);
#if SUPPORT_PROPBAG2
// IPropertyBag2 interface
STDMETHOD(CountProperties)(long *plCount);
STDMETHOD(GetPropertyInfo)(ULONG iProp, ULONG cProps, PROPBAG2 *ppropbag2, ULONG *pcProps);
STDMETHOD(LoadObject)(LPCOLESTR pstrName, DWORD dwHint, IUnknown *punk, IErrorLog *perrlog);
STDMETHOD(Read)(ULONG cProps, PROPBAG2 *ppropbag2, IErrorLog *perrlog, VARIANT *rgvar, HRESULT *phr);
STDMETHOD(Write)(ULONG cProps, PROPBAG2 *ppropbag2, VARIANT *rgvar);
#endif
protected:
CComPtr<IMetaProperties> m_pprops;
CComPtr<IMetaPropertyTypes> m_pproptypes;
};
#endif //__Object_H_