remotedeviceui.java

一个可以连接gps的程序

package GPSreader;

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

public class RemoteDeviceUI extends List
{
    public RemoteDeviceUI(btGPSreader host) 
    {
        super("Bluetooth Devices", List.IMPLICIT);
        addCommand(new Command("Select", Command.SCREEN, 1));
        addCommand(new Command("Search", Command.SCREEN, 2));
        addCommand(new Command("Exit", Command.EXIT, 3));
        addCommand(new Command("Back", Command.BACK, 1));
        setCommandListener(host);
    }
    
    public void setMsg(String str)
    {
        super.deleteAll();
        append(str, null);
    }
    
    public void showui()
    {
        super.deleteAll();

        if (BtConnect.devices.size() > 0)
        {
            for(int i=0; i<BtConnect.devices.size(); i++)
            {
                try
                {
                    RemoteDevice device = (RemoteDevice)BtConnect.devices.elementAt(i);
                    String name = device.getFriendlyName(false);
                    append(name, null);
                } 
                catch (Exception e)
                {
                    e.printStackTrace();
                }
            }
        } 
        else
        {
            append("[No Device Found]", null);
        }
    }
}