Here is The Code :
spinner.xml :
<?xml version="1.0" encoding="utf-8"?>
<TextView xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/spinner"
android:layout_width="match_parent"
android:layout_height="40dp"
android:maxLines="1"
android:gravity="center"
android:singleLine="true"
android:textColor="#FFFFFF"
android:textSize="12sp" />
Spinner :
<Spinner
android:id="@+id/spinner"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:gravity="center" />
Java :
array = new ArrayAdapter<String>(Activity.this,
R.layout.spinner, ArrayList);
array .setDropDownViewResource(R.layout.spinner);
Spinner.setAdapter(array );
Spinner.setOnItemSelectedListener(this);
Problem : Text is still Aligned to the Left