1
public void onClick(View v) {
final Intent intent=new Intent(Intent.ACTION_MAIN,null);
intent.addCategory(Intent.CATEGORY_LAUNCHER);
final ComponentName cn= new ComponentName("com.android.settings","com.android.settings.LOCALE_SETTINGS");
intent.setComponent(cn);
intent.setFlags(intent.FLAG_ACTIVITY_NEW_TASK);
startActivity(intent);
}