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 WWidgetparent () const =0
 Get the widget for which this layout item participates in layout management.

Protected Member Functions

 WLayoutItemImpl ()
 Create a layout item implementation.


Detailed Description

An abstract base class for implementing layout managers.

See also:
WLayoutItem, WLayout

Member Function Documentation

virtual void Wt::WLayoutItemImpl::updateAddItem ( WLayoutItem item  )  [pure virtual]

Add a layout item.

The item already has an implementation set.


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