Component Class Reference

#include <Pt/Cosmo/Component.h>

Component base class. More...

Inherited by ComponentManager, and Main.

Public Member Functions
	Component ()
	Constructor.
	Component (const Component &)=delete
	No copy constructor.
virtual	~Component ()
	Destructor.
Component &	operator= (const Component &)=delete
	No copy assignment.
void	init (const IComponentType *type, const IComponentDeclaration *decl)
	Initializes the component.
bool	hasFeatureId (const char *featureId) const
	Returns true if the given feature ID is implemented.
const char *	classId () const
	Returns the class ID.
template<typename I>
I *	queryInterface ()
	Returns the interface or null if not available.

Protected Member Functions
virtual void	onInitialize (const IComponentDeclaration &decl)
	Called when the component is initialized.

Detailed Description

All Cosmo components derive from Component. A component exposes its capabilities through interfaces derived from IUnknown that are discovered via queryInterface().

Member Function Documentation

init()

void init	(	const IComponentType *	type,
		const IComponentDeclaration *	decl )

Called by the component plugin after creation. Assigns the component type and declaration, then invokes onInitialize().

Parameters

type	The component type providing interface metadata.
decl	The instance declaration from the manifest.

hasFeatureId()

bool hasFeatureId

(

const char *

featureId

)

const

Parameters

featureId

The feature ID to check.

onInitialize()

virtual void onInitialize ( const IComponentDeclaration & decl )

protectedvirtual

Override to perform setup that requires access to the instance declaration.

Parameters

decl	The instance declaration from the manifest.