Wt  3.7.1
Public Member Functions | List of all members
Wt::WLayoutItemImpl Class Referenceabstract

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

#include <Wt/WLayoutItemImpl>

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

Public Member Functions

virtual ~WLayoutItemImpl ()
virtual void updateAddItem (WLayoutItem *item)=0
 Adds a layout item. More...
virtual void updateRemoveItem (WLayoutItem *item)=0
 Removes a layout item.
virtual void update (WLayoutItem *item)=0
 Updates the layout.
virtual WWidgetparentWidget () const =0
 Returns the widget for which this layout item participates in layout management.
virtual void setHint (const std::string &name, const std::string &value)=0
 Provides a hint that can aid in layout strategy / algorithm.

Detailed Description

An abstract base class for implementing layout managers.

See also
WLayoutItem, WLayout

Member Function Documentation

◆ updateAddItem()

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

Adds a layout item.

The item already has an implementation set.

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