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MFC
Class CFieldExchange

in AFXDB.H

class CFieldExchange

CFieldExchange - for field exchange

Inner Classes, Typedefs, and Enums
`enum`	`CFieldExchange::FieldType`
`enum`	`CFieldExchange::RFX_Operation`

Field Summary
`BOOL`	`m_bField`
`HSTMT`	`m_hstmt`
`long`	`m_lDefaultLBFetchSize`
`long`	`m_lDefaultLBReallocSize`
`LPCTSTR`	`m_lpszSeparator`
`UINT`	`m_nFieldFound`
`UINT`	`m_nFields`
`UINT`	`m_nFieldType`
`UINT`	`m_nOperation`
`UINT`	`m_nParamFields`
`UINT`	`m_nParams`
`CRecordset*`	`m_prs`
`CString*`	`m_pstr`
`void*`	`m_pvField`

Constructor Summary
`CFieldExchange( UINT nOperation, CRecordset* prs, void* pvField = NULL )`

Method Summary
`void`	`Default( LPCTSTR szName, void* pv, LONG* plLength, int nCType, UINT cbValue, UINT cbPrecision )`
`void`	`GetLongBinaryData( int nField, CLongBinary& lb, long* plSize )`
`long`	`GetLongBinarySize( int nField )`
`BOOL`	`IsFieldType( UINT* pnField )`
`BYTE*`	`ReallocLongBinary( CLongBinary& lb, long lSizeRequired, long lReallocSize )`
`void`	`SetFieldType( UINT nFieldType )`

Field Detail

m_bField

public BOOL m_bField;

m_hstmt

public HSTMT m_hstmt;

m_lDefaultLBFetchSize

public long m_lDefaultLBFetchSize;

m_lDefaultLBReallocSize

public long m_lDefaultLBReallocSize;

m_lpszSeparator

public LPCTSTR m_lpszSeparator;

m_nFieldFound

public UINT m_nFieldFound;

m_nFields

public UINT m_nFields;

m_nFieldType

public UINT m_nFieldType;

m_nOperation

public UINT m_nOperation;

m_nParamFields

public UINT m_nParamFields;

m_nParams

public UINT m_nParams;

m_prs

public CRecordset* m_prs;

m_pstr

public CString* m_pstr;

m_pvField

public void* m_pvField;

Constructor Detail

CFieldExchange

public CFieldExchange( UINT nOperation, CRecordset* prs, void* pvField = NULL );

Method Detail

Default

public void Default( LPCTSTR szName, void* pv, LONG* plLength, int nCType, UINT cbValue, UINT cbPrecision );

GetLongBinaryData

public void GetLongBinaryData( int nField, CLongBinary& lb, long* plSize );

GetLongBinarySize

public long GetLongBinarySize( int nField );

IsFieldType

public BOOL IsFieldType( UINT* pnField );

ReallocLongBinary

public BYTE* ReallocLongBinary( CLongBinary& lb, long lSizeRequired, long lReallocSize );

SetFieldType

public void SetFieldType( UINT nFieldType );