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look::LookNULLValue Class Reference

Class representing an NULL value (for talking to databases). More...

#include <lknullvalue.h>

Inheritance diagram for look::LookNULLValue::

List of all members.

Public Methods
	LookNULLValue (long theColumnType=LookNULLValueID)
	Constructor.
	~LookNULLValue (void)
	Destructor.
	LookNULLValue (const LookNULLValue &theOther)
	Copy constructor.
LookNULLValue&	operator= (const LookNULLValue &theOther)
	Assignment.
LookTypeBase*	GetNewCopy (void) const
	Get a new copy. More...
long	GetTypeID (void) const
	Get Type ID. More...
long	GetColumnType (void) const
	Get column type.
void	SetColumnType (long theType)
	Set column type.
Protected Attributes
long	itsColumnType
	Column type. More...

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Detailed Description

Class representing an NULL value (for talking to databases).

It still needs to know what column type it is.

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Member Function Documentation

LookTypeBase * look::LookNULLValue::GetNewCopy ( void ) const [virtual]

Get a new copy. Virtual copy constructor, aka clone. Returns: A new copy of this. (You are responsible for deleting it). Reimplemented from look::LookTypeBase.

long look::LookNULLValue::GetTypeID ( void ) const [virtual]

Get Type ID. Pseudo-rtti, or isA. Returns: LookNULLValueID Reimplemented from look::LookTypeBase.

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Member Data Documentation

long look::LookNULLValue::itsColumnType [protected]

Column type. This is the type ID (from GetTypeID) of the corresponsing non-null type.

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The documentation for this class was generated from the following files:

• lknullvalue.h
• lknullvalue.cpp

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