Your coding is fine AFAIK... but can u be more specific... i mean wat is the logged error u r getting... sometimes i have seen that just clicking on the map or invalidating the map results in the display of the pin... try shifting the map a little... if it doesnt work, pass me the error generated in the logs...
regards, P.S. - My names "Vadid" dude... On Mar 5, 12:44 am, yodaa <[email protected]> wrote: > @Vavid > > Yep, you're absolutely right about the constructor. The relevent > Context wasn't passed as a parameter to new HelloItemized objet. > Something is not clear to me in this tutorial: what is the Context I > should pass to the HelloItemized objet? Tutorial > URL:http://developer.android.com/resources/tutorials/views/hello-mapview.... > > I tried the following (but this did nothing and my android marker has > disappeared...): > > 1 ) File HelloGoogleMaps.java: > ------------------------------------------------- > package com.tests; > > import java.util.List; > > import android.graphics.drawable.Drawable; > import android.os.Bundle; > import com.google.android.maps.GeoPoint; > import com.google.android.maps.MapActivity; > import com.google.android.maps.MapView; > import com.google.android.maps.Overlay; > import com.google.android.maps.OverlayItem; > > public class HelloGoogleMaps extends MapActivity > { > /** Called when the activity is first created. */ > @Override > public void onCreate(Bundle savedInstanceState) > { > super.onCreate(savedInstanceState); > setContentView(R.layout.main); > > MapView mapView = (MapView) findViewById(R.id.mapview); > mapView.setBuiltInZoomControls(true); > > List<Overlay> mapOverlays = mapView.getOverlays(); > Drawable drawable = > this.getResources().getDrawable(R.drawable.androidmarker); > HelloItemizedOverlay itemizedoverlay = new > HelloItemizedOverlay(drawable,this); > GeoPoint point = new GeoPoint(19240000,-99120000); > OverlayItem overlayitem = new OverlayItem(point, "Hola, > Mundo!", "I'm in Mexico City!"); > > itemizedoverlay.addOverlay(overlayitem); > mapOverlays.add(itemizedoverlay); > } > @Override > protected boolean isRouteDisplayed() > { > return false; > } > > } > > 2 ) File : HelloItemizedOverlay.java : > ---------------------------------------------------- > package com.tests; > > import java.util.ArrayList; > import android.app.AlertDialog; > import android.app.AlertDialog.Builder; > import android.content.Context; > import android.graphics.drawable.Drawable; > import com.google.android.maps.ItemizedOverlay; > import com.google.android.maps.OverlayItem; > > public class HelloItemizedOverlay extends ItemizedOverlay > { > private ArrayList<OverlayItem> mOverlays = new > ArrayList<OverlayItem>(); > private Context mContext; > > public HelloItemizedOverlay(Drawable defaultMarker, Context context) > { > super(defaultMarker); > mContext = context; > } > > public void addOverlay(OverlayItem overlay) > { > mOverlays.add(overlay); > populate(); > } > @Override > protected OverlayItem createItem(int i) > { > return mOverlays.get(i); > } > @Override > public int size() > { > return mOverlays.size(); > } > @Override > protected boolean onTap(int index) > { > OverlayItem item = mOverlays.get(index); > AlertDialog.Builder dialog = new AlertDialog.Builder(mContext); > dialog.setTitle(item.getTitle()); > dialog.setMessage(item.getSnippet()); > dialog.show(); > return true; > } > > } > > Help would be appreciated... > > On 26 fév, 05:52, Vadid Valiulla <[email protected]> wrote: > > > Actually your problem is that the Dialog is not getting the correct > > context... Coz the constructor u initialized doesnt have the context > > passed to it... Check that and i suppose your problem should get > > solved... > > > sorry 4 sending another message i forgot to mention the reason i gave > > the re-defined constructor... > > > Take care... -- You received this message because you are subscribed to the Google Groups "Android Beginners" group. NEW! Try asking and tagging your question on Stack Overflow at http://stackoverflow.com/questions/tagged/android To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/android-beginners?hl=en
