Expressions::SDeferred< T > Class Template Reference

Object attribute with a ``deferred'' scalar value. More...

#include <SDeferred.h>

Inheritance diagram for Expressions::SDeferred< T >:

Collaboration diagram for Expressions::SDeferred< T >:

Public Member Functions
	SDeferred (PtrToScalar< T > expr)
	Constructor.
	SDeferred (const SDeferred< T > &)
virtual	~SDeferred ()
virtual SDeferred< T > *	clone () const
	Make clone.
virtual T	evaluate ()
	Evaluate.
virtual bool	isExpression () const
	Return expression flag.
virtual void	print (std::ostream &) const
	Print the attribute value.
std::string	getImage () const
	Convert to string.
int	addReference () const
	Increment reference count.
int	removeReference () const
	Decrement the reference count.
bool	isShared () const
	Test for sharing.
virtual void	invalidate ()
	Force re-evaluation.

Protected Attributes
PtrToScalar< T >	expr_ptr
	Pointer to expression.
T	value
	The value of the attribute.

Private Member Functions
	SDeferred ()
void	operator= (const SDeferred< T > &)

Private Attributes
bool	in_evaluation
int	refCount

Detailed Description

template<class T>
class Expressions::SDeferred< T >

Object attribute with a ``deferred'' scalar value.

Definition at line 39 of file SDeferred.h.

Constructor & Destructor Documentation

SDeferred() [1/3]

template<class T>

Expressions::SDeferred< T >::SDeferred ( PtrToScalar< T > expr )

explicit

Constructor.

Definition at line 90 of file SDeferred.h.

References expr_ptr, in_evaluation, and Expressions::SValue< T >::SValue().

Referenced by clone(), operator=(), Expressions::SAutomatic< T >::SAutomatic(), Expressions::SAutomatic< T >::SAutomatic(), and SDeferred().

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SDeferred() [2/3]

template<class T>

Expressions::SDeferred< T >::SDeferred

(

const SDeferred< T > &

rhs

)

Definition at line 84 of file SDeferred.h.

References clone(), expr_ptr, in_evaluation, SDeferred(), and Expressions::SValue< T >::SValue().

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~SDeferred()

template<class T>

Expressions::SDeferred< T >::~SDeferred ( )

virtual

Definition at line 96 of file SDeferred.h.

SDeferred() [3/3]

template<class T>

Expressions::SDeferred< T >::SDeferred ( )

private

Member Function Documentation

addReference()

int RCObject::addReference ( ) const

inlineinherited

Increment reference count.

Definition at line 83 of file RCObject.h.

References refCount.

Referenced by Pointer< Object >::operator=(), Pointer< Object >::operator=(), and Pointer< Object >::unique().

clone()

template<class T>

SDeferred< T > * Expressions::SDeferred< T >::clone ( ) const

virtual

Make clone.

Reimplemented from Expressions::SValue< T >.

Reimplemented in Expressions::SAutomatic< T >.

Definition at line 101 of file SDeferred.h.

References SDeferred().

Referenced by SDeferred().

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evaluate()

template<class T>

T Expressions::SDeferred< T >::evaluate ( )

virtual

Evaluate.

Reimplemented from Expressions::SValue< T >.

Reimplemented in Expressions::SAutomatic< T >.

Definition at line 107 of file SDeferred.h.

References expr_ptr, AttributeBase::getImage(), in_evaluation, Expressions::SValue< T >::value, OpalException::what(), and OpalException::where().

Referenced by Expressions::SAutomatic< T >::evaluate().

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getImage()

std::string AttributeBase::getImage ( ) const

inherited

Convert to string.

Definition at line 34 of file AttributeBase.cpp.

References print().

Referenced by Expressions::ADeferred< T >::evaluate(), Expressions::SDeferred< T >::evaluate(), and Expressions::SRefAttr< T >::evaluate().

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invalidate()

void Invalidator::invalidate ( )

virtualinherited

Force re-evaluation.

Reimplemented in Expressions::AAutomatic< T >, Expressions::SAutomatic< T >, Expressions::SRefAttr< T >, and Expressions::SRefExpr< T >.

Definition at line 27 of file Invalidator.cpp.

isExpression()

template<class T>

bool Expressions::SDeferred< T >::isExpression ( ) const

virtual

Return expression flag.

Reimplemented from AttributeBase.

Definition at line 144 of file SDeferred.h.

isShared()

bool RCObject::isShared ( ) const

inlineinherited

Test for sharing.

Definition at line 93 of file RCObject.h.

References refCount.

operator=()

template<class T>

void Expressions::SDeferred< T >::operator= ( const SDeferred< T > & )

private

References SDeferred().

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print()

template<class T>

void Expressions::SDeferred< T >::print ( std::ostream & stream ) const

virtual

Print the attribute value.

Reimplemented from Expressions::SValue< T >.

Definition at line 150 of file SDeferred.h.

References expr_ptr.

removeReference()

int RCObject::removeReference ( ) const

inlineinherited

Decrement the reference count.

Definition at line 88 of file RCObject.h.

References refCount.

Member Data Documentation

expr_ptr

template<class T>

PtrToScalar<T> Expressions::SDeferred< T >::expr_ptr

protected

Pointer to expression.

Definition at line 67 of file SDeferred.h.

Referenced by evaluate(), print(), SDeferred(), and SDeferred().

in_evaluation

template<class T>

bool Expressions::SDeferred< T >::in_evaluation

mutableprivate

Definition at line 76 of file SDeferred.h.

Referenced by evaluate(), SDeferred(), and SDeferred().

refCount

int RCObject::refCount

mutableprivateinherited

Definition at line 76 of file RCObject.h.

Referenced by addReference(), isShared(), RCObject(), RCObject(), and removeReference().

value

template<class T>

T Expressions::SValue< T >::value

mutableprotectedinherited

The value of the attribute.

Definition at line 62 of file SValue.h.

Referenced by clone(), Expressions::SAutomatic< T >::evaluate(), Expressions::SDeferred< T >::evaluate(), evaluate(), print(), print(), SValue(), SValue(), and SValue().

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

• SDeferred.h