android - google maps V2 my location issue -

i put following code inside new class created (i hope did right thing creating new class). trying current location of user show on map. 1 problem showing is saying "basic_map" not valid field. have right map itself. hope can me.

ps.. sorry how code looks on here. can't seem fixed real code way.

import com.google.android.gms.maps.cameraupdatefactory; import com.google.android.gms.maps.googlemap; import com.google.android.gms.maps.locationsource; import com.google.android.gms.maps.supportmapfragment; import com.google.android.gms.maps.model.latlng;  import android.location.location; import android.location.locationlistener; import android.location.locationmanager; import android.os.bundle; import android.support.v4.app.fragmentactivity; import android.widget.toast;  public class mylocation extends fragmentactivity implements locationlistener, locationsource { /**  * note may null if google play services apk not available.  */ private googlemap mmap;  private onlocationchangedlistener mlistener; private locationmanager locationmanager;  @override protected void oncreate(bundle savedinstancestate)  {     super.oncreate(savedinstancestate);      setcontentview(r.layout.basic_map);      locationmanager = (locationmanager) getsystemservice(location_service);      if(locationmanager != null)     {         boolean gpsisenabled = locationmanager.isproviderenabled(locationmanager.gps_provider);         boolean networkisenabled = locationmanager.isproviderenabled(locationmanager.network_provider);          if(gpsisenabled)         {             locationmanager.requestlocationupdates(locationmanager.gps_provider, 5000l, 10f, this);         }         else if(networkisenabled)         {             locationmanager.requestlocationupdates(locationmanager.network_provider, 5000l, 10f, this);         }         else         {             //show error dialog gps disabled.         }     }     else     {         //show generic error dialog since locationmanager null reason     }      setupmapifneeded(); }  @override public void onpause() {     if(locationmanager != null)     {         locationmanager.removeupdates(this);     }      super.onpause(); }  @override public void onresume() {     super.onresume();      setupmapifneeded();      if(locationmanager != null)     {         mmap.setmylocationenabled(true);     } }   /**  * sets map if possible (i.e., google play services apk correctly  * installed) , map has not been instantiated.. ensure ever  * call {@link #setupmap()} once when {@link #mmap} not null.  * <p>  * if isn't installed {@link supportmapfragment} (and  * {@link com.google.android.gms.maps.mapview  * mapview}) show prompt user install/update google play services apk on  * device.  * <p>  * user can return activity after following prompt , correctly  * installing/updating/enabling google play services. since activity may not have been  * destroyed during process (it stopped or  * paused), {@link #oncreate(bundle)} may not called again should call method in  * {@link #onresume()} guarantee called.  */ private void setupmapifneeded() {     // null check confirm have not instantiated map.     if (mmap == null)      {         // try obtain map supportmapfragment.         mmap = ((supportmapfragment) getsupportfragmentmanager().findfragmentbyid(r.id.map)).getmap();         // check if successful in obtaining map.          if (mmap != null)          {             setupmap();         }          //this how register locationsource         mmap.setlocationsource(this);     } }  /**  * can add markers or lines, add listeners or move camera. in case,  * add marker near africa.  * <p>  * should called once , when sure {@link #mmap} not null.  */ private void setupmap()  {     mmap.setmylocationenabled(true); }  @override public void activate(onlocationchangedlistener listener)  {     mlistener = listener; }  @override public void deactivate()  {     mlistener = null; }  @override public void onlocationchanged(location location)  {     if( mlistener != null )     {         mlistener.onlocationchanged( location );          //move camera user's location once it's available!         mmap.animatecamera(cameraupdatefactory.newlatlng(new latlng(location.getlatitude(), location.getlongitude())));     } }  @override public void onproviderdisabled(string provider)  {     // todo auto-generated method stub     toast.maketext(this, "provider disabled", toast.length_short).show(); }  @override public void onproviderenabled(string provider)  {     // todo auto-generated method stub     toast.maketext(this, "provider enabled", toast.length_short).show(); }  @override public void onstatuschanged(string provider, int status, bundle extras)  {     // todo auto-generated method stub     toast.maketext(this, "status changed", toast.length_short).show(); } } 

try this:

setcontentview(r.layout.basic_map); 

set map:

map = ((mapfragment) getfragmentmanager().findfragmentbyid(r.id.map)).getmap(); 

layout: basic_map.xml

<fragment     android:id="@+id/map"     android:layout_width="match_parent"     android:layout_below="@id/lltop"     android:layout_height="match_parent"     class="com.google.android.gms.maps.mapfragment" />