mapactivity

问题 If I store the Latitude and Longitude of a bunch of locations in a SQLite Database, how would I retrieve these values and place them each in an OverlayItem class for use in Google's Map code? Database name: database Table name: place Fields in place Table: id title description latitude longitude How do I get the latitude and longitude data of each location and add it to an ArrayList itemOverlay? Do you have any ideas or an example? Thanks you so much 回答1: You would want to do a query like

问题 i am extending my activity with MapActivity, to implement MapView dynamically, which contains the fragment that displays mapView. public abstract class BaseHomeActivity extends MapActivity I have implemented MapView in a fragment as below @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { rootView = (ViewGroup) inflater.inflate(R.layout.acs_widget_mymap, null); linearLayout = (LinearLayout) rootView.findViewById(R.id.mymap_widget

问题 I have created map actvity.But its not showing map on mapview.just showing blank blocks. is there any solution? activity_main.xml- <?xml version="1.0" encoding="utf-8"?> <fragment xmlns:android="http://schemas.android.com/apk/res/android" android:id="@+id/map" android:layout_width="match_parent" android:layout_height="match_parent" android:name="com.google.android.gms.maps.MapFragment"/> activity code- package com.example.googlemap; import android.app.Activity; import android.os.Bundle;

问题 This is my main activity import java.net.HttpURLConnection; import java.net.URL; import javax.xml.parsers.DocumentBuilder; import javax.xml.parsers.DocumentBuilderFactory; import org.w3c.dom.Document; import org.w3c.dom.Node; import org.w3c.dom.NodeList; import android.os.Bundle; import android.util.Log; import com.google.android.maps.GeoPoint; import com.google.android.maps.MapActivity; import com.google.android.maps.MapController; import com.google.android.maps.MapView; public class

问题 I need a help, In my eclipse, I have extended MapActivity to display google maps. Now if i run my program, there exists an error that [2011-08-27 18:47:42 - GoogleMaps] Could not find GoogleMaps.apk! and i dont have any other errors in program. How to overcome this Bug? 回答1: Are you using the Android n.n Platform library? I think you need the Android n.n Google APIs library. It can be downloaded via the Android SDK and AVD Manager. 回答2: If the app is run on a device that does not come with

问题 I am looking for a way to receive events when a map finished panning or zooming or panning and zooming. Those events are not fired, afaik, from MapActivity in the SDK for Android 2.3.3 which I use. I tried the MapChange library, however, it forces you to use Handler in your MapActivity to ensure to that UI updates are processed on the UI thread; more information. Question: Do you know of any support for such events by the Android Support Library e.g. by using FragmentActivity instead of

问题 i'am really beginner in android. i want to ask some questions. thank you for answer :) how we know if our API key doesn't match with our keystore which one i must to use Sha1 or Md5 to get my API key in google console? because some blog or website say use Sha1 and the other say use Md5. i've problem when running the mapactivity , error "couldn't get connection factory client" like this MapActivity couldn't get connection factory client and this https://stackoverflow.com/questions/20537934

问题 I'm in the process of encapsulating Android features and services, and I was trying to find the code of the MapActivity of Android to see how it is managing the MapView it contains, in order to implement this out side of this darn MapActivity which collides with my Android wrapper architecture... Is it even possible to use the MapView without the MapActivity? Does anyone know about legal limitations of using the MapView, as I see fit in my application? (for example to display four friend on a

问题 here is the fragment dialog: import android.support.v4.app.DialogFragment; public static class SensorMeasurmentsDialogFragment extends DialogFragment { public static SensorMeasurmentsDialogFragment newInstance(int title) { SensorMeasurmentsDialogFragment frag = new SensorMeasurmentsDialogFragment(); Bundle args = new Bundle(); args.putInt("title", title); frag.setArguments(args); return frag; @Override public Dialog onCreateDialog(Bundle savedInstanceState) { ..... } } } the call to it is

问题 I am using MotoDev Studio for Android Development and I am trying to Extend my Activity from MapActivity. But MotoDev does not Allow me to do this. Can any One Tell me why this is so? On the other hand in Eclipse this is possible for me using Google Api. Plz Help me out. 回答1: MOTODEV Studio doesn't prevent you from extending classes. It's just Eclipse + ADT and some other plugins that we created. I would advise following the direction that @PeterKnego mentioned. Just add the external library