Wt::WLayoutItemImpl Class Reference

An abstract base class for implementing layout managers. More...

#include <Wt/WLayoutItemImpl>

Inherited by Wt::Ext::LayoutItemImpl, and Wt::StdLayoutItemImpl.

List of all members.

Public Member Functions
virtual	~WLayoutItemImpl ()
	Destroy a layout item implementation.
virtual void	updateAddItem (WLayoutItem *item)=0
	Add a layout item.
virtual void	updateRemoveItem (WLayoutItem *item)=0
	Remove a layout item.
virtual void	update (WLayoutItem *item)=0
	Update the layout.
virtual WWidget *	parent () const =0
	Get the widget for which this layout item participates in layout management.
virtual void	setHint (const std::string &name, const std::string &value)=0
	Provide a hint that can aid in layout strategy / algorithm.
Protected Member Functions
	WLayoutItemImpl ()
	Create a layout item implementation.

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Detailed Description

An abstract base class for implementing layout managers.

See also:

WLayoutItem, WLayout

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Member Function Documentation

virtual void Wt::WLayoutItemImpl::updateAddItem

(

WLayoutItem *

item

)

[pure virtual]

Add a layout item.

The item already has an implementation set.