casa::PCRefreshEH Class Reference

WorldCanvas Event Handler for managing events. More...

#include <PCRefreshEH.h>

Inheritance diagram for casa::PCRefreshEH:

Public Member Functions
	PCRefreshEH ()
	Default Constructor Required. More...
	PCRefreshEH (const PCRefreshEH &other)
virtual void	operator() (const PCRefreshEvent &eh)
	Default just prints the event to cout. More...
virtual	~PCRefreshEH ()
	Destructor. More...

Detailed Description

WorldCanvas Event Handler for managing events.

Etymology

WCMotionEH : WorldCanvas Motion Event Handler

Synopsis

Designed for derivation, this class is the base class which is communicated to when the it is necessary to refresh the display. The application programmer should derive from this class, add any data fields needed, and override operator () to redraw the screen properly.

Motivation

Wanted a standard method for event management. It was felt that a class might be more flexible than callback methods because a class can contain data and other functions as well.

Example

• see the WorldCanvas class code.
• see the Display test directory

To Do

• write and test!

Definition at line 76 of file PCRefreshEH.h.

Constructor & Destructor Documentation

casa::PCRefreshEH::PCRefreshEH

(

)

Default Constructor Required.

casa::PCRefreshEH::PCRefreshEH

(

const PCRefreshEH &

other

)

virtual casa::PCRefreshEH::~PCRefreshEH ( )

virtual

Destructor.

Member Function Documentation

virtual void casa::PCRefreshEH::operator() ( const PCRefreshEvent &  eh )

virtual

Default just prints the event to cout.

Reimplemented in casa::WorldCanvas, casa::Annotations, casa::PCToolRefEH, and casa::PCTestPattern.

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The documentation for this class was generated from the following file:

• casa/code/display/DisplayEvents/PCRefreshEH.h