IWidgetParent Class Reference

#include <IWidgetParent.h>

Inheritance diagram for IWidgetParent:

Public Types
enum	{ kDefaultIID = IID_IWIDGETPARENT }

Public Member Functions
virtual IPMUnknown *	QueryParentFor (const PMIID &interfaceID) const =0
virtual IPMUnknown *	GetParent () const =0
virtual IPMUnknown *	QueryParent () const =0
virtual void	SetParent (IPMUnknown *parent, bool16 invalidateTransform=kTrue)=0
Public Member Functions inherited from IPMUnknown
virtual IPMUnknown *	QueryInterface (PMIID interfaceID) const =0
virtual void	AddRef () const =0
virtual void	Release () const =0

Detailed Description

Interface to allow traversing widget hierarchy.

Member Function Documentation

virtual IPMUnknown* IWidgetParent::GetParent ( ) const

pure virtual

Accessor for parent of widget

Returns

interface ptr of parent

virtual IPMUnknown* IWidgetParent::QueryParent ( ) const

pure virtual

Query for parent of given widget.

Returns

reference-incremented interface ptr of parent

virtual IPMUnknown* IWidgetParent::QueryParentFor ( const PMIID &  interfaceID ) const

pure virtual

Do QueryInterface up the hierarchy until the interfaceID is found, or until the root node is reached.

Returns

reference-incremented ptr to interface with given identifier, or nil if it can't be found

virtual void IWidgetParent::SetParent ( IPMUnknown *  parent, bool16  invalidateTransform = kTrue  )

pure virtual

Specify a new parent for given widget.

Parameters

parent	new parent
invalidateTransform	whether to invalidate widget transform or not. Default is true, only reason to turn it to false would be during construction or destruction.