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我有AppointmentView Class和FragmentMap Class。我想使用FragmentManager和FragmentTransaction將片段插入到我的AppointmentView活動中，但是我有一個錯誤，我不知道如何解決它。無法解析所需的android.app.fragment Android Studio
誰能告訴我什麼我做錯了什麼。
PS：下面你有AppointmentView and FragmentMap
AppointmentView活動的源代碼：
import android.app.Fragment;
import android.app.FragmentManager;
import android.app.FragmentTransaction;
import android.content.Context;
import android.content.Intent;
import android.os.Bundle;
import android.support.annotation.Nullable;
import android.support.design.widget.FloatingActionButton;
import android.support.design.widget.Snackbar;
import android.support.v7.app.AppCompatActivity;
import android.support.v7.widget.Toolbar;
import android.util.AttributeSet;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.TextView;
import com.google.android.gms.maps.GoogleMap;
import com.google.android.gms.maps.MapFragment;
import com.google.android.gms.maps.OnMapReadyCallback;
import com.google.android.gms.maps.SupportMapFragment;
import org.w3c.dom.Text;
public class AppointmentView extends AppCompatActivity implements
OnMapReadyCallback {
Button btn;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_appointment_view);
FragmentManager fragmentManager = getFragmentManager();
FragmentTransaction fragmentTransaction = fragmentManager.beginTransaction();
FragmentMap fragmentMap = new FragmentMap();
fragmentTransaction.add(R.id.fragment_container, fragmentMap, "FragmentiDy");
fragmentTransaction.commit();
Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
setSupportActionBar(toolbar);
TextView text=(TextView)findViewById(R.id.infoFirstname);
TextView txtlastname=(TextView)findViewById(R.id.infoLastname);
TextView txtAddress=(TextView)findViewById(R.id.infoAddress);
Intent i=getIntent();
String firstname=i.getStringExtra("Name");
String lastname=i.getStringExtra("Lastname");
String address=i.getStringExtra("Address");
text.setText(firstname);
txtlastname.setText(lastname);
txtAddress.setText(address);
btn=(Button)findViewById(R.id.btn);
btn.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
Intent intent=new Intent(AppointmentView.this,Feedback.class);
startActivity(intent);
}
});
FloatingActionButton fab = (FloatingActionButton) findViewById(R.id.fab);
fab.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
//Snackbar.make(view, "Replace with your own action", Snackbar.LENGTH_LONG)
// .setAction("Action", null).show();
Intent i=new Intent(AppointmentView.this,MapActivity.class);
startActivity(i);
}
});
}
@Override
public void onMapReady(GoogleMap googleMap) {
}}
FragmentMap FragmentActivity：
import android.content.Context;
import android.content.pm.PackageManager;
import android.location.Address;
import android.location.Geocoder;
import android.location.Location;
import android.os.Build;
import android.os.Bundle;
import android.app.Fragment;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import android.support.v4.app.ActivityCompat;
import android.support.v4.app.FragmentActivity;
import android.util.AttributeSet;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.LinearLayout;
import android.widget.Toast;
import com.google.android.gms.common.ConnectionResult;
import com.google.android.gms.common.api.GoogleApiClient;
import com.google.android.gms.location.LocationListener;
import com.google.android.gms.location.LocationRequest;
import com.google.android.gms.location.LocationServices;
import com.google.android.gms.maps.CameraUpdate;
import com.google.android.gms.maps.CameraUpdateFactory;
import com.google.android.gms.maps.GoogleMap;
import com.google.android.gms.maps.MapView;
import com.google.android.gms.maps.MapsInitializer;
import com.google.android.gms.maps.OnMapReadyCallback;
import com.google.android.gms.maps.SupportMapFragment;
import com.google.android.gms.maps.UiSettings;
import com.google.android.gms.maps.model.CameraPosition;
import com.google.android.gms.maps.model.LatLng;
import com.google.android.gms.maps.model.MarkerOptions;
import java.io.IOException;
import java.util.List;
/**
* A simple {@link Fragment} subclass.
*/
public class FragmentMap extends FragmentActivity implements
OnMapReadyCallback, GoogleApiClient.ConnectionCallbacks,
GoogleApiClient.OnConnectionFailedListener, LocationListener {
GoogleMap mMap;
UiSettings mUiSettings;
GoogleApiClient mGoogleApiClient;
MapView mMapView;
View mView;
public FragmentMap() {
// Required empty public constructor
}
@Override
public View onCreateView(View parent, String name, Context context, AttributeSet attrs) {
mView = super.onCreateView(parent, name, context, attrs);
return mView;
}
@Override
public void onMapReady(GoogleMap googleMap) {
mMap = googleMap;
/* // Add a marker in Sydney, Australia, and move the camera.
LatLng sydney = new LatLng(-34, 151);
mMap.getUiSettings().setZoomControlsEnabled(true);
mMap.getUiSettings().setCompassEnabled(true);
mMap.getUiSettings().setMyLocationButtonEnabled(true);
mMap.getUiSettings().setIndoorLevelPickerEnabled(true);
mMap.addMarker(new MarkerOptions().position(getLocationFromAddress(getApplicationContext(),"Gnjilane")).title("Marker in Sydney"));
mMap.moveCamera(CameraUpdateFactory.newLatLng(getLocationFromAddress(getApplicationContext(),"Gnjilane")));
mMap.animateCamera(CameraUpdateFactory.zoomTo(12.0f)); */
mGoogleApiClient = new GoogleApiClient.Builder(this)
.addApi(LocationServices.API)
.addConnectionCallbacks(this)
.addOnConnectionFailedListener(this)
.build();
mGoogleApiClient.connect();
}
public LatLng getLocationFromAddress(Context context, String strAddress) {
Geocoder coder = new Geocoder(context);
List<Address> address;
LatLng p1 = null;
try {
// May throw an IOException
address = coder.getFromLocationName(strAddress, 5);
if (address == null) {
return null;
}
Address location = address.get(0);
location.getLatitude();
location.getLongitude();
p1 = new LatLng(location.getLatitude(), location.getLongitude());
} catch (IOException ex) {
ex.printStackTrace();
}
return p1;
}
LocationRequest mLocationRequest;
@Override
public void onConnected(@Nullable Bundle bundle) {
mLocationRequest = LocationRequest.create();
mLocationRequest.setPriority(LocationRequest.PRIORITY_HIGH_ACCURACY);
mLocationRequest.setInterval(1000);
if (ActivityCompat.checkSelfPermission(this, android.Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED)
if (ActivityCompat.checkSelfPermission(this, android.Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
// TODO: Consider calling
// ActivityCompat#requestPermissions
// here to request the missing permissions, and then overriding
// public void onRequestPermissionsResult(int requestCode, String[] permissions,
// int[] grantResults)
// to handle the case where the user grants the permission. See the documentation
// for ActivityCompat#requestPermissions for more details.
return;
}
LocationServices.FusedLocationApi.requestLocationUpdates(mGoogleApiClient, mLocationRequest, this);
}
@Override
public void onConnectionSuspended(int i) {
}
@Override
public void onConnectionFailed(@NonNull ConnectionResult connectionResult) {
}
@Override
public void onLocationChanged(Location location) {
if(location==null) {
Toast.makeText(this, "Cant get current location", Toast.LENGTH_LONG).show();
}
else {
LatLng ll = new LatLng(location.getLatitude(), location.getLongitude());
CameraUpdate update = CameraUpdateFactory.newLatLngZoom(ll,15);
mMap.animateCamera(update);
}
}}