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在android上如何按下一個按鈕然後在相同的Activity顯示google map
本帖最後由 sank910021 於 2016-7-9 02:21 PM 編輯如題,我希望按下一個button後在同個頁面顯示google map,但是我不管怎麼按我手機都會閃退...
有使用到ViewStub、Google Map API,這兩個以前都沒用過,試著照網路上的教學弄出來也不確定對不對....
還請各位幫我解答,謝謝!
map.xml
<?xml version="1.0" encoding="utf-8"?>
<fragment android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:name="com.google.android.gms.maps.MapFragment"
android:id="@+id/map_fragment"
xmlns:android="http://schemas.android.com/apk/res/android" />
activity_main.xml:
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:orientation="vertical"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:paddingBottom="@dimen/activity_vertical_margin"
android:paddingLeft="@dimen/activity_horizontal_margin"
android:paddingRight="@dimen/activity_horizontal_margin"
android:paddingTop="@dimen/activity_vertical_margin"
tools:context="com.example.lincy.googlemaptest.MainActivity">
<LinearLayout
android:orientation="vertical"
android:layout_width="wrap_content"
android:layout_height="wrap_content">
<ViewStub
android:id="@+id/vs_map"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout="@layout/map"/>
</LinearLayout>
<Button
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/map_button"
android:id="@+id/map_button" />MainActivity.java:
import android.content.pm.PackageManager;
import android.support.v4.app.ActivityCompat;
import android.support.v7.app.AppCompatActivity;
import android.support.v4.app.FragmentActivity;
import android.os.Bundle;
import android.view.View;
import android.view.ViewStub;
import android.widget.Button;
import android.app.Activity;
import com.google.android.gms.maps.CameraUpdateFactory;
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 com.google.android.gms.maps.model.LatLng;
import com.google.android.gms.maps.model.MarkerOptions;
public class MainActivity extends Activity implements OnMapReadyCallback {
GoogleMap map;
Button map_button;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
this.map_button = (Button) findViewById(R.id.map_button);
this.map_button.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
ViewStub vs = (ViewStub) findViewById(R.id.vs_map);
vs.inflate();
}
});
}
@Override
public void onMapReady(GoogleMap googleMap) {
LatLng sydney = new LatLng(-33.867, 151.206);
if (ActivityCompat.checkSelfPermission(this, android.Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED && 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;
}
map.setMyLocationEnabled(true);
map.moveCamera(CameraUpdateFactory.newLatLngZoom(sydney, 13));
map.addMarker(new MarkerOptions()
.title("Sydney")
.snippet("The most populous city in Australia.")
.position(sydney));
}
}
...<div class='locked'><em>瀏覽完整內容,請先 <a href='member.php?mod=register'>註冊</a> 或 <a href='javascript:;' onclick="lsSubmit()">登入會員</a></em></div><div></div> Exception 貼出來比 code 貼出來還重要喔。
帶過一些人,寫程式出問題就回頭一直改 code,但卻不肯認真看 Exception。
其實 exception 看完,有六七成的機會就知道問題出在那裡了。
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