我已经搜索了很多小时和几天来寻找答案，但仍然无法找到。我正在使用Android Studio（最新版本）IDE
我正在尝试创建一个地图视图（使用Google Maps API）到一个Fragment中，该Fragment是FragmentActivity的一部分。
AndroidManifest更新了必要的权限和谷歌密钥。
正如您在输出中看到的，当我创建一个实例时，GoogleMapneneneba API中的LatLng类运行良好。Lib已导入到libs文件夹
请帮忙！！
编辑： 找到此说明如何在Android Studio 下构建Google Play服务（谷歌地图）
fragment_mapview_gmaps.xml
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".ShowActivity" >
<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.SupportMapFragment"/>
</RelativeLayout>
MapViewFragment
public class MapViewFragment extends Fragment {
private static View view;
private Context context;
public static GoogleMap map = null;
public MapViewFragment() {
this.context = getActivity();
loadMapFragment();
}
private void loadMapFragment()
{
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
if (view != null) {
ViewGroup parent = (ViewGroup) view.getParent();
if (parent != null)
parent.removeView(view);
}
try {
LatLng sLatLng = new LatLng(37.857236, -122.486916);
System.out.println("DEBUG: "+ sLatLng.toString());
view = inflater.inflate(R.layout.fragment_mapview_gmaps, container, false);
} catch (InflateException e) {
System.out.println("ERROR: " + e.getMessage());
/* map is already there, just return view as it is */
}
return view;
}
}
MainActivity.java
public class MainActivity extends FragmentActivity implements ActionBar.TabListener {
/**
* The {@link android.support.v4.view.PagerAdapter} that will provide
* fragments for each of the sections. We use a
* {@link android.support.v4.app.FragmentPagerAdapter} derivative, which
* will keep every loaded fragment in memory. If this becomes too memory
* intensive, it may be best to switch to a
* {@link android.support.v4.app.FragmentStatePagerAdapter}.
*/
SectionsPagerAdapter mSectionsPagerAdapter;
/**
* The {@link ViewPager} that will host the section contents.
*/
ViewPager mViewPager;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
// Set up the action bar.
final ActionBar actionBar = getActionBar();
actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_TABS);
// Create the adapter that will return a fragment for each of the three
// primary sections of the app.
mSectionsPagerAdapter = new SectionsPagerAdapter(getSupportFragmentManager());
// Set up the ViewPager with the sections adapter.
mViewPager = (ViewPager) findViewById(R.id.pager);
mViewPager.setAdapter(mSectionsPagerAdapter);
// When swiping between different sections, select the corresponding
// tab. We can also use ActionBar.Tab#select() to do this if we have
// a reference to the Tab.
mViewPager.setOnPageChangeListener(new ViewPager.SimpleOnPageChangeListener() {
@Override
public void onPageSelected(int position) {
actionBar.setSelectedNavigationItem(position);
}
});
// For each of the sections in the app, add a tab to the action bar.
for (int i = 0; i < mSectionsPagerAdapter.getCount(); i++) {
// Create a tab with text corresponding to the page title defined by
// the adapter. Also specify this Activity object, which implements
// the TabListener interface, as the callback (listener) for when
// this tab is selected.
actionBar.addTab(
actionBar.newTab()
.setText(mSectionsPagerAdapter.getPageTitle(i))
.setTabListener(this));
}
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.main, menu);
return true;
}
@Override
public void onTabSelected(ActionBar.Tab tab, FragmentTransaction fragmentTransaction) {
// When the given tab is selected, switch to the corresponding page in
// the ViewPager.
mViewPager.setCurrentItem(tab.getPosition());
}
@Override
public void onTabUnselected(ActionBar.Tab tab, FragmentTransaction fragmentTransaction) {
}
@Override
public void onTabReselected(ActionBar.Tab tab, FragmentTransaction fragmentTransaction) {
}
/**
* A {@link FragmentPagerAdapter} that returns a fragment corresponding to
* one of the sections/tabs/pages.
*/
public class SectionsPagerAdapter extends FragmentPagerAdapter {
public SectionsPagerAdapter(FragmentManager fm) {
super(fm);
}
@Override
public Fragment getItem(int position) {
// getItem is called to instantiate the fragment for the given page.
// Return a DummySectionFragment (defined as a static inner class
// below) with the page number as its lone argument.
/*Fragment fragment = new DummySectionFragment();
Bundle args = new Bundle();
args.putInt(DummySectionFragment.ARG_SECTION_NUMBER, position + 1);
fragment.setArguments(args);
return fragment;*/
Fragment fragment;
switch (position) {
case 0: //List View
fragment = new ListViewFragment();
break;
default: //Map View
fragment = new MapViewFragment();
break;
}
return fragment;
}
@Override
public int getCount() {
// Show 2 total pages.
return 2;
}
@Override
public CharSequence getPageTitle(int position) {
Locale l = Locale.getDefault();
switch (position) {
case 0:
return getString(R.string.title_section0).toUpperCase(l);
case 1:
return getString(R.string.title_section1).toUpperCase(l);
}
return null;
}
}
}
这是我的输出
07-21 12:27:15.581 8768-8768/com.xxxx.cs.csitsclocator I/System.out: ListViewFragment.onActivityCreated
07-21 12:27:15.581 8768-8768/com.xxxx.cs.csitsclocator I/System.out: ListViewFragment.onCreateLoader
07-21 12:27:15.591 8768-8768/com.xxxx.cs.csitsclocator I/System.out: DEBUG: lat/lng: (37.857236,-122.486916)
07-21 12:27:15.591 8768-8768/com.xxxx.cs.csitsclocator W/dalvikvm: VFY: unable to resolve static field 1062 (MapAttrs) in Lcom/google/android/gms/R$styleable;
07-21 12:27:15.591 8768-8768/com.xxxx.cs.csitsclocator D/dalvikvm: VFY: replacing opcode 0x62 at 0x000e
07-21 12:27:15.601 8768-8768/com.xxxx.cs.csitsclocator D/AndroidRuntime: Shutting down VM
07-21 12:27:15.601 8768-8768/com.xxxx.cs.csitsclocator W/dalvikvm: threadid=1: thread exiting with uncaught exception (group=0x41003930)
07-21 12:27:15.601 8768-8786/com.xxxx.cs.csitsclocator I/System.out: ListVewLoaderAsyncTask.loadInBackground
07-21 12:27:15.601 8768-8768/com.xxxx.cs.csitsclocator E/AndroidRuntime: FATAL EXCEPTION: main
java.lang.NoClassDefFoundError: com.google.android.gms.R$styleable
at com.google.android.gms.maps.GoogleMapOptions.createFromAttributes(Unknown Source)
at com.google.android.gms.maps.SupportMapFragment.onInflate(Unknown Source)
at android.support.v4.app.FragmentActivity.onCreateView(FragmentActivity.java:279)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:676)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:746)
at android.view.LayoutInflater.inflate(LayoutInflater.java:489)
at android.view.LayoutInflater.inflate(LayoutInflater.java:396)
at com.xxxx.cs.csitsclocator.TabMapView.MapViewFragment.onCreateView(MapViewFragment.java:59)
at android.support.v4.app.Fragment.performCreateView(Fragment.java:1460)
at android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:911)
at android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:1088)
at android.support.v4.app.BackStackRecord.run(BackStackRecord.java:682)
at android.support.v4.app.FragmentManagerImpl.execPendingActions(FragmentManager.java:1444)
at android.support.v4.app.FragmentManagerImpl.executePendingTransactions(FragmentManager.java:461)
at android.support.v4.app.FragmentPagerAdapter.finishUpdate(FragmentPagerAdapter.java:141)
at android.support.v4.view.ViewPager.populate(ViewPager.java:1064)
at android.support.v4.view.ViewPager.populate(ViewPager.java:911)
at android.support.v4.view.ViewPager.onMeasure(ViewPager.java:1432)
at android.view.View.measure(View.java:15518)
at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:4825)
at android.widget.FrameLayout.onMeasure(FrameLayout.java:310)
at android.view.View.measure(View.java:15518)
at android.widget.LinearLayout.measureVertical(LinearLayout.java:847)
at android.widget.LinearLayout.onMeasure(LinearLayout.java:588)
at android.view.View.measure(View.java:15518)
at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:4825)
at android.widget.FrameLayout.onMeasure(FrameLayout.java:310)
at com.android.internal.policy.impl.PhoneWindow$DecorView.onMeasure(PhoneWindow.java:2176)
at android.view.View.measure(View.java:15518)
at android.view.ViewRootImpl.performMeasure(ViewRootImpl.java:1874)
at android.view.ViewRootImpl.measureHierarchy(ViewRootImpl.java:1089)
at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:1265)
at android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:989)
at android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:4351)
at android.view.Choreographer$CallbackRecord.run(Choreographer.java:749)
at android.view.Choreographer.doCallbacks(Choreographer.java:562)
at android.view.Choreographer.doFrame(Choreographer.java:532)
at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:735)
at android.os.Handler.handleCallback(Handler.java:725)
at android.os.Handler.dispatchMessage(Handler.java:92)
at android.os.Looper.loop(Looper.java:137)
at android.app.ActivityThread.main(ActivityThread.java:5041)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:511)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:793)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:560)
at dalvik.system.NativeStart.main(Native Method)
07-21 12:27:15.621 1208-1208/? W/ActivityManager: Force finishing activity com.xxxx.cs.csitsclocator/.MainActivity
Lib已导入到libs文件夹
Play Services SDK是一个Android库项目，而不仅仅是一个JAR。从libs/中删除JAR，并添加对Android库项目的引用。这样，您将获得该库项目定义的资源。