public class HelloMapView extends MapActivity
{
LinearLayout linearLayout;
MapView mapView;
ZoomControls mZoom;
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
linearLayout = (LinearLayout) findViewById
(R.id.zoomview);
mapView = (MapView) findViewById(R.id.mapview);
mZoom = (ZoomControls) mapView.getZoomControls();
linearLayout.addView(mZoom);
}
@Override
protected boolean isRouteDisplayed() {
return false;
}
}
On Jun 5, 3:24 am, Daniel <[email protected]> wrote:
> I'm following this tutorial
> here:http://developer.android.com/guide/tutorials/views/hello-mapview.html
>
> and am on point 11
>
> Here's the res/layout/main.xml:
>
> <?xml version="1.0" encoding="utf-8"?>
> <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/
> android"
> android:id="@+id/mainlayout"
> android:orientation="vertical"
> android:layout_width="fill_parent"
> android:layout_height="fill_parent" >
>
> <com.google.android.maps.MapView
> android:id="@+id/mapview"
> android:layout_width="fill_parent"
> android:layout_height="fill_parent"
> android:clickable="true"
> android:apiKey="hidden"
> />
>
> <LinearLayout
> android:id="@+id/zoomview"
> android:layout_width="wrap_content"
> android:layout_height="wrap_content"
> android:layout_alignBottom="@id/mapview"
> android:layout_centerHorizontal="true"
> />
>
> </RelativeLayout>
>
> Here's the code:
>
> package com.example.hellomapview;
>
> import android.app.Activity;
> import android.os.Bundle;
> import com.google.android.maps.*;
> import android.widget.LinearLayout;
> import android.widget.ZoomControls;
>
> public class HelloMapView extends MapActivity
> {
> LinearLayout linearLayout;
> MapView mapView;
> ZoomControls mZoom;
> /** Called when the activity is first created. */
> @Override
> public void onCreate(Bundle savedInstanceState)
> {
> super.onCreate(savedInstanceState);
> linearLayout = (LinearLayout)findViewById
> (R.id.zoomview);
> mapView = (MapView)findViewById(R.id.mapview);
> mZoom = (ZoomControls) mapView.getZoomControls();
> linearLayout.addView(mZoom);
> setContentView(R.layout.main);
> }
>
> @Override
> protected boolean isRouteDisplayed() {
> return false;
> }
>
> }
>
> Here's the manifest:
>
> <?xml version="1.0" encoding="utf-8"?>
> <manifest xmlns:android="http://schemas.android.com/apk/res/android";
> package="com.example.hellomapview"
> android:versionCode="1"
> android:versionName="1.0">
> <uses-permission android:name="android.permission.INTERNET" />
> <application android:label="@string/app_name">
> <uses-library android:name="com.google.android.maps" />
> <activity android:name=".HelloMapView"
> android:label="@string/app_name">
> <intent-filter>
> <action android:name="android.intent.action.MAIN" />
> <category
> android:name="android.intent.category.LAUNCHER" />
> </intent-filter>
> </activity>
> </application>
> </manifest>
>
> I've built both this project and the avd I'm loading it to as target
> 3's, meaning they should have maps capability, and have acquired a
> proper Maps apiKey (which I've hidden in this post)
>
> If I back up to step 6 in the tutorial, everything works, which means
> the map loads and I can pan around, but when I try to reference the
> MapView in the xml with this line:
> mapView = (MapView)findViewById(R.id.mapview);
>
> the view returned is null.
>
> Here's the ant debug output:
>
> $ ant debug
> Buildfile: build.xml
> [setup] Project Target: Google APIs
> [setup] Vendor: Google Inc.
> [setup] Platform Version: 1.5
> [setup] API level: 3
>
> dirs:
> [echo] Creating output directories if needed...
>
> resource-src:
> [echo] Generating R.java / Manifest.java from the resources...
>
> aidl:
> [echo] Compiling aidl files into Java classes...
>
> compile:
> [javac] Compiling 2 source files to /home/doubleagent/Programming/
> ANDROID/HelloMapView/bin/classes
> [javac] Note: /home/doubleagent/Programming/ANDROID/HelloMapView/
> src/com/example/hellomapview/HelloMapView.java uses or overrides a
> deprecated API.
> [javac] Note: Recompile with -Xlint:deprecation for details.
>
> dex:
> [echo] Converting compiled files and external libraries into bin/
> classes.dex...
>
> package-resources:
> [echo] Packaging resources
> [aaptexec] Creating full resource package...
>
> debug:
> [apkbuilder] Creating HelloMapView-debug.apk and signing it with a
> debug key...
> [apkbuilder] Using keystore: /home/doubleagent/.android/debug.keystore
>
> BUILD SUCCESSFUL
> Total time: 2 seconds
>
> Any idea what I could be doing wrong?
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