esve::message::Draw_Sender Class Reference

draw() message sender. More...

#include <esve/message/Draw_Sender.hxx>

Inheritance diagram for esve::message::Draw_Sender:

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	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

draw() message sender.

The draw tree.

At the root of every draw tree is a Draw_Sender, which passes the draw() message to its Draw_Receivers.

The operating system is the original source of the draw() message; the user should never call send_draw().

See also:

Draw_Receiver Draw_Node

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