无法实例化android.gms.maps.MapFragment
我试着用谷歌地图android v2做一个非常简单的活动的演示,只需从谷歌页面复制代码:https://developers.google.com/maps/documentation/android/start#adding_the_api_key_to_your_application
活动:
package com.example.mapdemo;import android.app.Activity;import android.os.Bundle;public class MainActivity extends Activity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); }}
布局:
<?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" class="com.google.android.gms.maps.MapFragment"/>
我已经根据页面申请了api密钥并修改了我的androidmanifest.xml文件,就像这样:
<manifest xmlns:android="http://schemas.android.com/apk/res/android" package="com.wenhai.driverschool" android:versionCode="1" android:versionName="1.0" > <uses-sdk android:minSdkVersion="8" android:targetSdkVersion="15" /> <uses-permission android:name="android.permission.INTERNET" /> <!-- add for map2 --> <permission android:name="com.example.mapdemo.permission.MAPS_RECEIVE" android:protectionLevel="signature" /> <uses-permission android:name="com.example.mapdemo.permission.MAPS_RECEIVE" /> <uses-permission android:name="com.google.android.providers.gsf.permission.READ_GSERVICES" /> <!-- External storage for caching. --> <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" /> <!-- Maps API needs OpenGL ES 2.0. --> <uses-feature android:glEsVersion="0x00020000" android:required="true" />
我还在eclipse中将我的应用程序引用到google-play-services_lib。
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