Runtime base class for expression value sources. More...

#include <kanzi/core.ui/binding/abstract_expression_value_source_runtime.hpp>

Inheritance diagram for kanzi::AbstractExpressionValueSourceRuntime:

Public Member Functions
void	attach ()
	Attaches this source.

void	detach ()
	Detaches this source.

Variant &	getRegister ()
	Gets the variant from this value source.

const Variant &	getRegister () const
	Gets the variant from this value source.

virtual	~AbstractExpressionValueSourceRuntime ()
	Destructor.

Protected Member Functions
	AbstractExpressionValueSourceRuntime (ExpressionBindingSourceRuntime &host)
	Constructor.

virtual void	attachOverride ()=0
	Implementation-dependent attach.

virtual void	detachOverride ()=0
	Implementation-dependent detach.

Protected Attributes
Variant	m_cachedValue
	Cached value stored.

ExpressionBindingSourceRuntime &	m_host
	Host multi binding source.

Detailed Description

Runtime base class for expression value sources.

Expression value sources create runtimes for themselves when attached to a source.

Since: Kanzi 3.7.0

Constructor & Destructor Documentation

◆ ~AbstractExpressionValueSourceRuntime()

virtual kanzi::AbstractExpressionValueSourceRuntime::~AbstractExpressionValueSourceRuntime ( )

inlinevirtual

Destructor.

◆ AbstractExpressionValueSourceRuntime()

kanzi::AbstractExpressionValueSourceRuntime::AbstractExpressionValueSourceRuntime ( ExpressionBindingSourceRuntime & host )

inlineprotected

Constructor.

Member Function Documentation

◆ attach()

void kanzi::AbstractExpressionValueSourceRuntime::attach ( )

Attaches this source.

◆ detach()

void kanzi::AbstractExpressionValueSourceRuntime::detach ( )

Detaches this source.

◆ getRegister() [1/2]

Variant & kanzi::AbstractExpressionValueSourceRuntime::getRegister ( )

inline

Gets the variant from this value source.

Returns: Reference to variant.

◆ getRegister() [2/2]

const Variant & kanzi::AbstractExpressionValueSourceRuntime::getRegister ( ) const

inline

Gets the variant from this value source.

Returns: Reference to variant.

◆ attachOverride()

virtual void kanzi::AbstractExpressionValueSourceRuntime::attachOverride ( )

protectedpure virtual

Implementation-dependent attach.

Implemented in kanzi::DataSourceExpressionValueSourceRuntime, kanzi::TypedObjectPropertyExpressionValueSourceRuntime< T >, kanzi::TypedRenderPropertyExpressionValueSourceRuntime< T >, and kanzi::TypedVariableExpressionValueSourceRuntime< T >.

◆ detachOverride()

virtual void kanzi::AbstractExpressionValueSourceRuntime::detachOverride ( )

protectedpure virtual

Implementation-dependent detach.

Implemented in kanzi::DataSourceExpressionValueSourceRuntime, kanzi::TypedObjectPropertyExpressionValueSourceRuntime< T >, kanzi::TypedRenderPropertyExpressionValueSourceRuntime< T >, and kanzi::VariableExpressionValueSourceRuntime.

Member Data Documentation

◆ m_cachedValue

Variant kanzi::AbstractExpressionValueSourceRuntime::m_cachedValue

protected

Cached value stored.

◆ m_host

ExpressionBindingSourceRuntime& kanzi::AbstractExpressionValueSourceRuntime::m_host