esve::message::Draw_Node Class Reference

Relay the draw() message. More...

#include <esve/message/Draw_Node.hxx>

Inheritance diagram for esve::message::Draw_Node:

List of all members.

Public Member Functions
virtual void	add (Draw_Receiver &)=0
	Child draw() receivers.
virtual void	remove (Draw_Receiver &)=0
	Child draw() receivers.
virtual void	remove_all ()=0
	Child draw() receivers.
Protected Member Functions
virtual void	draw ()=0
	Receive the draw() message.
virtual void	draw_initialize ()
	Receive the draw_initialize() message.
virtual void	send_draw ()=0
	Send the draw() message to all children.
virtual void	send_draw_initialize ()=0
	Send the draw_initialize() message to all children.

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Detailed Description

Relay the draw() message.

The draw tree.

The default behavior of a Draw_Node is to relay the draw() message to all children (if active()).

See also:

Draw_Sender Draw_Receiver

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Member Function Documentation

virtual bool esve::message::Active_State::active (   )  const [pure virtual, inherited]

Whether to pass messages to children. When active(), messages are relayed from parents to children. When active() == false, no messages are relayed. Implemented in esve::message::impl::Active_State, and esve::kernel::Caching_Node.

virtual void esve::message::Active_State::active (  bool   )  [pure virtual, inherited]

Whether to pass messages to children. When active(), messages are relayed from parents to children. When active() == false, no messages are relayed. Implemented in esve::message::impl::Active_State, and esve::kernel::Caching_Node.

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