comm
Class ParallelPortEvent

java.lang.Object
  java.util.EventObject
      comm.ParallelPortEvent

All Implemented Interfaces:

java.io.Serializable

public class ParallelPortEvent
extends java.util.EventObject

An event on a parallel port.

Version:

2.0.3

Author:

Chris Burdess

See Also:

Serialized Form

Field Summary

int	eventType Deprecated. Replaced by getEventType method. For compatibility only.
static int	PAR_EV_BUFFER The output buffer is empty.
static int	PAR_EV_ERROR An error occurred.

Constructor Summary

ParallelPortEvent(ParallelPortInterface srcport, int eventtype, boolean oldvalue, boolean newvalue)
Constructor.

Method Summary

int	getEventType() Returns the type of event: PAR_EV_ERROR or PAR_EV_BUFFER
boolean	getNewValue() Returns the new value of the state change that caused this event.
boolean	getOldValue() Returns the old value of the state change that caused this event.

Methods inherited from class java.util.EventObject

getSource, toString

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

eventType

public int eventType

Deprecated. Replaced by getEventType method. For compatibility only.

PAR_EV_ERROR

public static final int PAR_EV_ERROR

An error occurred.

See Also:

Constant Field Values

PAR_EV_BUFFER

public static final int PAR_EV_BUFFER

The output buffer is empty.

See Also:

Constant Field Values

Constructor Detail

ParallelPortEvent

public ParallelPortEvent(ParallelPortInterface srcport,
                         int eventtype,
                         boolean oldvalue,
                         boolean newvalue)

Constructor. This should only be called by the port driver.

Parameters:

srcport - the source port

eventtype - the event type: PAR_EV_ERROR or PAR_EV_BUFFER

oldvalue - the old value

newvalue - the new value

Method Detail

getEventType

public int getEventType()

Returns the type of event: PAR_EV_ERROR or PAR_EV_BUFFER

getNewValue

public boolean getNewValue()

Returns the new value of the state change that caused this event.

getOldValue

public boolean getOldValue()

Returns the old value of the state change that caused this event.