Ich implementiere BottomNavigationView mit dieser link ich implementiert alles Schritt für Schritt, aber meine navigationview nicht am unteren Rand des Bildschirms angezeigt.BottomNavigationView wird in meiner Aktivität nicht angezeigt
das ist was ich getan habe.
public class MainActivity extends AppCompatActivity implements ActivityCompat.OnRequestPermissionsResultCallback {
Intent intent = null;
BottomNavigationView navigationView;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
navigationView = (BottomNavigationView) findViewById(R.id.navigation);
navigationView.setOnNavigationItemSelectedListener(new BottomNavigationView.OnNavigationItemSelectedListener() {
@Override
public boolean onNavigationItemSelected(@NonNull MenuItem item) {
int id = item.getItemId();
if(id == R.id.program){
intent = new Intent(MainActivity.this, MainActivity.class);
startActivity(intent);
finish();
}
if(id == R.id.access){
try {
manager = (LocationManager) getSystemService(Context.LOCATION_SERVICE);
if (!manager.isProviderEnabled(LocationManager.GPS_PROVIDER)) {
Intent myIntent = new Intent(Settings.ACTION_LOCATION_SOURCE_SETTINGS);
startActivity(myIntent);
overridePendingTransition(R.anim.push_up_in,
R.anim.push_up_out);
} else {
intent = new Intent(MainActivity.this, Access.class);
startActivity(intent);
finish();
}
} catch (Exception e) {
e.printStackTrace();
}
return true;
}
if(id == R.id.informations){
intent = new Intent(MainActivity.this, Information.class);
startActivity(intent);
finish();
return true;
}
if(id == R.id.contact){
intent = new Intent(MainActivity.this, Contact.class);
startActivity(intent);
finish();
return true;
}
return false;
}
});
}
public boolean onCreateOptionsMenu(Menu menu) {
super.onCreateOptionsMenu(menu);
menu = navigationView.getMenu(); <---- // -->
getMenuInflater().inflate(R.menu.menu_main, menu);
return true;
}
}
und meine activity.xml
<android.support.design.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="@color/colorWhite">
<android.support.design.widget.BottomNavigationView
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:design="http://schema.android.com/apk/res/android.support.design"
android:id="@+id/navigation"
android:layout_width="match_parent"
android:layout_height="60dp"
android:layout_gravity="bottom"
design:menu="@menu/menu_main" />
</android.support.design.widget.CoordinatorLayout>
und ich auch gradle Version 25 aktualisiert, sonst wird es nicht funktionieren.
compileSdkVersion 25
buildToolsVersion "24.0.3"
targetSdkVersion 25
compile 'com.android.support:appcompat-v7:25.0.0'
compile 'com.android.support:design:25.0.0'
dank Mann .. seine Arbeit, .. –
seine Arbeit für mich Dank – Adil