some changes gui and gps..

android/jni/main.c

@@ -452,20 +452,18 @@ int gps_android_device_read (char *ptr, int ptrsize) {
 	}
 
 	/* call up the java method to prepare a new line */
-//	d_printf ("gps_android_device_read: call java");
 	jclass clazz = (*env)->GetObjectClass(env, activity->clazz);
 	jmethodID methodID = (*env)->GetMethodID(env, clazz, "GPSDataGetLine", "()V");
 	(*env)->CallVoidMethod(env, activity->clazz, methodID);
-//	d_printf ("gps_android_device_read: finished java call");
 	/* retrieve the new line, copy new line, release new line */
 	jfieldID fid = (*env)->GetFieldID(env, clazz, "gpsline", "Ljava/lang/String;");
 	jstr = (*env)->GetObjectField(env, activity->clazz, fid);
 	str = (*env)->GetStringUTFChars(env, jstr, 0);
-//	d_printf ("str:%p", str);
+	if (str != NULL) {
-	if (str != NULL)
+//		d_printf ("str:ptrsize:%d  strsize:%d    '%s'", ptrsize, strlen(str), str);
 		strncpy (ptr, str, ptrsize);
+	}
 	else ptr[0] = 0;
-	d_printf ("NMEA:%s", ptr);
 	(*env)->ReleaseStringUTFChars(env, jstr, str);
 
 	(*jvm)->DetachCurrentThread(jvm);

android/src/de/gulpe/sposmroute/spOSMrNActivity.java

@@ -14,9 +14,9 @@ public class spOSMrNActivity extends NativeActivity {
 	spOSMrNActivity _activity;
 	String gpsline;
 	String nmealine;
+	boolean started = false;
 	private LocationManager mLocMan;
 	private LocationListener mLocListener;
-	int	i = 0;
 	
 	public void onCreate(Bundle savedInstanceState) {
 		mLocMan = (LocationManager) getSystemService(Context.LOCATION_SERVICE);
@@ -24,7 +24,10 @@ public class spOSMrNActivity extends NativeActivity {
 		mLocMan.requestLocationUpdates(LocationManager.GPS_PROVIDER, 0, 0, mLocListener);
 		mLocMan.addNmeaListener(new NmeaListener() {
 	        public void onNmeaReceived(long timestamp, String nmea) {
-	        	nmealine = nmea;
+	        	if (started) {
+	        		nmealine = nmealine + nmea;	        	
+	        	}
+//        		Log.i(TAG, "GPSData (cur nmea:"+nmealine+")");
 	        }
 		});
 		
@@ -54,7 +57,7 @@ public class spOSMrNActivity extends NativeActivity {
 	
 	// get gps data fill one line into gpsline
 	public void GPSDataGetLine() {
-		Log.i(TAG, "GPSDataGetLine called");
+//		Log.i(TAG, "GPSDataGetLine called");
 		gpsline = nmealine;
 		nmealine = "";
 	}
@@ -62,11 +65,13 @@ public class spOSMrNActivity extends NativeActivity {
 	// start gps part
 	public void GPSDataStart() {
 		Log.i(TAG, "GPSDataStart called");
+		started = true;
 	}
 	
 	// stop gps part
 	public void GPSDataStop() {
 		Log.i(TAG, "GPSDataStop called");
+		started = false;
 	}
 	
 	// Do some cleanup