Android back navigation

@Override
public boolean onOptionsItemSelected(@NonNull MenuItem item) {
  int itemId = item.getItemId();
  if (itemId == android.R.id.home) {
    // force up navigation to have the same behavior as temporal navigation
    onBackPressed();
    return true;
  } else {
    return super.onOptionsItemSelected(item);
  }
}

Similar codes

7 votes117 views2 answers
Terminate a frame java
Java
0 vote96 views1 answer
Imageview.setbackground
Java
3 votes105 views1 answer
Java Polymorphism
Java
7 votes102 views2 answers
Java resource file
Java
33 votes115 views5 answers
From string to double java
Java
1 vote137 views3 answers
Scroll
Java
0 vote96 views1 answer
Access denied finding property "camera.aux.packagelist"
Java
0 vote120 views1 answer
Counting sort java
Java
13 votes148 views1 answer
Java find time between two dates
Java
-1 vote103 views2 answers
Static class java
Java