[英]Android: Google Maps Fragment. Display marker information in a new activity
我正在使用Google Maps開發一個應用程序。 我創建了帶有某些信息(例如商店名稱,商店地址,電話號碼等)的標記。 當我點擊一個標記,一個信息窗口與所需的信息打開,但是我想,以顯示新的活動(DetailedInformation.java)每個標記的信息時,我點擊信息窗口 。 我正在使用Intent進行新活動。 下面是我的代碼:
GoogleMapsFragment.java
package com.user.sa.someapp;
import android.Manifest;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.os.Build;
import android.os.Bundle;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import android.support.v4.app.ActivityCompat;
import android.support.v4.app.Fragment;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;
import com.google.android.gms.maps.CameraUpdateFactory;
import com.google.android.gms.maps.GoogleMap;
import com.google.android.gms.maps.OnMapReadyCallback;
import com.google.android.gms.maps.SupportMapFragment;
import com.google.android.gms.maps.model.BitmapDescriptorFactory;
import com.google.android.gms.maps.model.LatLng;
import com.google.android.gms.maps.model.Marker;
import com.google.android.gms.maps.model.MarkerOptions;
public class GoogleMapsFragment extends Fragment implements OnMapReadyCallback {
private final static int MY_PERMISSION_FINE_LOCATION = 101;
GoogleMap map;
public GoogleMapsFragment() {
// Required empty public constructor
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
View v = inflater.inflate(R.layout.fragment_google_maps, container, false);
return v;
}
@Override
public void onViewCreated(View view, @Nullable Bundle savedInstanceState) {
super.onViewCreated(view, savedInstanceState);
SupportMapFragment mapFragment = (SupportMapFragment)
getChildFragmentManager().findFragmentById(R.id.map1);
mapFragment.getMapAsync(this);
}
@Override
public void onMapReady(GoogleMap googleMap) {
map = googleMap;
if (map != null) {
map.setInfoWindowAdapter(new GoogleMap.InfoWindowAdapter(){
@Override
public View getInfoWindow(Marker marker) {
return null;
}
@Override
public View getInfoContents(Marker marker) {
View v = getActivity().getLayoutInflater().inflate(R.layout.infowindow_layout, null);
TextView storeTitle = (TextView) v.findViewById(R.id.store_title);
TextView storeSnippet = (TextView) v.findViewById(R.id.store_snippet);
storeTitle.setText(marker.getTitle());
storeSnippet.setText(marker.getSnippet());
return v;
}
});
}
map.setOnInfoWindowClickListener(new GoogleMap.OnInfoWindowClickListener() {
@Override
public void onInfoWindowClick(Marker marker) {
Intent intent = new Intent(GoogleMapsFragment.this.getActivity(), DetailedInformation.class);
startActivity(intent);
}
});
// MARKERS
LatLng store1 = new LatLng(55.000000, 21.000000);
map.addMarker(new MarkerOptions().position(store1)
.title("SOME STORE")
.snippet("Cool Store \n\n Store address 1, \n\n +370 000 00000 \n\n store1@store1 \n www.example.com")
.icon(BitmapDescriptorFactory.defaultMarker(BitmapDescriptorFactory.HUE_GREEN))
);
map.moveCamera(CameraUpdateFactory.newLatLng(store1));
if (ActivityCompat.checkSelfPermission(getActivity().getApplicationContext(), Manifest.permission.ACCESS_FINE_LOCATION) == PackageManager.PERMISSION_GRANTED) {
map.setMyLocationEnabled(true);
} else {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
requestPermissions(new String[]{Manifest.permission.ACCESS_FINE_LOCATION}, MY_PERMISSION_FINE_LOCATION);
}
}
}
@Override
public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
super.onRequestPermissionsResult(requestCode, permissions, grantResults);
switch (requestCode) {
case MY_PERMISSION_FINE_LOCATION:
if (grantResults[0] == PackageManager.PERMISSION_GRANTED) {
if (ActivityCompat.checkSelfPermission(getActivity().getApplicationContext(), Manifest.permission.ACCESS_FINE_LOCATION) == PackageManager.PERMISSION_GRANTED) {
map.setMyLocationEnabled(true);
}
}
break;
}
}
}
map.setOnInfoWindowClickListener(new GoogleMap.OnInfoWindowClickListener() {
@Override
public void onInfoWindowClick(Marker marker) {
Intent intent = new Intent(GoogleMapsFragment.this.getActivity(), DetailedInformation.class);
intent.putExtra("title", marker.getTitle());
intent.putExtra("snippet", marker.getSnippet());
startActivity(intent);
}
});
在您的Detail活動的onCreate方法中:
String title = getIntent().getStringExtra("title");
String snippet = getIntent().getStringExtra("snippet");
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