/*
?*?@（#）BaudRate.java	1.3?98/07/16?SMI
?*
?*?Author:?Tom?Corson
?*
?*?Copyright?（c）?1998?Sun?Microsystems?Inc.?All?Rights?Reserved.
?*
?*?Sun?grants?you?（“Licensee“）?a?non-exclusive?royalty?free?license?
?*?to?use?modify?and?redistribute?this?software?in?source?and?binary
?*?code?form?provided?that?i）?this?copyright?notice?and?license?appear
?*?on?all?copies?of?the?software;?and?ii）?Licensee?does?not?utilize?the
?*?software?in?a?manner?which?is?disparaging?to?Sun.
?*
?*?This?software?is?provided?“AS?IS“?without?a?warranty?of?any?kind.
?*?ALL?EXPRESS?OR?IMPLIED?CONDITIONS?REPRESENTATIONS?AND?WARRANTIES
?*?INCLUDING?ANY?IMPLIED?WARRANTY?OF?MERCHANTABILITY?FITNESS?FOR?A
?*?PARTICULAR?PURPOSE?OR?NON-INFRINGEMENT?ARE?HEREBY?EXCLUDED.?SUN?AND
?*?ITS?LICENSORS?SHALL?NOT?BE?LIABLE?FOR?ANY?DAMAGES?SUFFERED?BY
?*?LICENSEE?AS?A?RESULT?OF?USING?MODIFYING?OR?DISTRIBUTING?THE
?*?SOFTWARE?OR?ITS?DERIVATIVES.?IN?NO?EVENT?WILL?SUN?OR?ITS?LICENSORS
?*?BE?LIABLE?FOR?ANY?LOST?REVENUE?PROFIT?OR?DATA?OR?FOR?DIRECT
?*?INDIRECT?SPECIAL?CONSEQUENTIAL?INCIDENTAL?OR?PUNITIVE?DAMAGES
?*?HOWEVER?CAUSED?AND?REGARDLESS?OF?THE?THEORY?OF?LIABILITY?ARISING
?*?OUT?OF?THE?USE?OF?OR?INABILITY?TO?USE?SOFTWARE?EVEN?IF?SUN?HAS?BEEN
?*?ADVISED?OF?THE?POSSIBILITY?OF?SUCH?DAMAGES.
?*
?*?This?software?is?not?designed?or?intended?for?use?in?on-line?control
?*?of?aircraft?air?traffic?aircraft?navigation?or?aircraft
?*?communications;?or?in?the?design?construction?operation?or
?*?maintenance?of?any?nuclear?facility.?Licensee?represents?and
?*?warrants?that?it?will?not?use?or?redistribute?the?Software?for?such
?*?purposes.
?*/

import?java.awt.Choice;

import?java.awt.event.ItemListener;
import?java.awt.event.ItemEvent;

import?javax.comm.SerialPort;
import?javax.comm.UnsupportedCommOperationException;

class?BaudRate?extends?Choice?implements?ItemListener
{
	private?SerialPortDisplay	owner;

	public?BaudRate（SerialPortDisplay	owner）
	{
		super（）;

		this.add（“Unknown“）;
		this.add（“50“）;
		this.add（“75“）;
		this.add（“110“）;
		this.add（“134“）;
		this.add（“150“）;
		this.add（“200“）;
		this.add（“300“）;
		this.add（“600“）;
		this.add（“1200“）;
		this.add（“1800“）;
		this.add（“2400“）;
		this.add（“4800“）;
		this.add（“9600“）;
		this.add（“19200“）;
		this.add（“28800“）;??//?This?is?a?known?bad?value?to?test
		this.add（“38400“）;
		this.add（“57600“）;
		this.add（“115200“）;
		this.addItemListener（this）;

		this.owner?=?owner;
	}

	protected?void?showValue（）
	{
		SerialPort	port?=?this.owner.port;

		if?（this.owner.open）
		{
			/*
			?*??Get?the?baud?rate
			?*/
	
			this.select（new?Integer（port.getBaudRate（））.toString（））;
		}

		else
		{
			this.select（“Unknown“）;
		}
	}

	public?void?itemStateChanged（ItemEvent	ev）
	{
		SerialPort	port;
		String?		sel?=?（String）?ev.getItem（）;
		int		value?=?0;

		if?（sel.equals（“Unknown“））
		{
			this.showValue（）;
			return;
		}

		else
		{
			value?=?（new?Integer（sel））.intValue（）;
		}

		port?=?this.owner.port;

		if?（（value?>?0）?&&?（port?!=?null））