gpsmidlet.java~15~

一个用于手机蓝牙通讯的程序

package gps;

import javax.microedition.midlet.*;
import javax.microedition.lcdui.*;

public class GPSMidlet extends MIDlet implements CommandListener {

	private static final String GPS_BT_URL = "btspp://000A84000203:1";//000A84000203

	private Display display;

	private Canvas canvas;

	private Command exitCommand;

	private Command pauseCommand;

	private Command resumeCommand;
	
	private Command startCommand ;
	
	private GPSCanvas gpsCanvas;

	public GPSMidlet() {

		display = Display.getDisplay(this);

		exitCommand = new Command("Exit", Command.SCREEN, 2);

		pauseCommand = new Command("Pause", Command.SCREEN, 2);
		
		startCommand = new Command("Start", Command.SCREEN, 0);
		
				
		//GPSRecord.test();
	}

	public void startApp() {
		
		gpsCanvas = new GPSCanvas(this,GPS_BT_URL);
				
		gpsCanvas.addCommand(exitCommand);
		//gpsCanvas.addCommand(pauseCommand);
		gpsCanvas.addCommand(startCommand);
		
		gpsCanvas.setCommandListener(this);
		
		display.setCurrent(gpsCanvas);
		
		
	
	}

	public void pauseApp() {
	}

	public void destroyApp(boolean unconditional) {
		
		System.gc();
		
	}

	/* (non-Javadoc)
	 * @see java.lang.Runnable#run()
	 */
	

	/* (non-Javadoc)
	 * @see javax.microedition.lcdui.CommandListener#commandAction(javax.microedition.lcdui.Command, javax.microedition.lcdui.Displayable)
	 */
	public void commandAction(Command c, Displayable arg1) {
		// TODO Auto-generated method stub
		
		if (c == exitCommand) {
			
			destroyApp(false);
			notifyDestroyed();
		}
		else if (c == pauseCommand)
		{
			gpsCanvas.pause();
		}
		else if (c==startCommand)
		{
			gpsCanvas.start();				
		}
		
	}
}