How to use

onCreate

method

in

android.app.ExpandableListActivity

@Override
protected void onCreate(Bundle savedInstanceState) {
  if (mDelegate != null) {
    mDelegate.handleActivityOnCreateBefore(this, savedInstanceState);
  }
  super.onCreate(savedInstanceState);
  if (mDelegate != null) {
    mDelegate.handleActivityOnCreateAfter(this, savedInstanceState);
  }
}

@Override
public void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);

@Override
public void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);

@Override
public void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);
  // Set up our adapter
  mAdapter = new MyExpandableListAdapter();
  setListAdapter(mAdapter);
  registerForContextMenu(getExpandableListView());
}

@Override
public void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);
  // Set up our adapter
  mAdapter = new MyExpandableListAdapter();
  setListAdapter(mAdapter);
  registerForContextMenu(getExpandableListView());
}

@Override
public void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);
  // Set up our adapter
  mAdapter = new MyExpandableListAdapter(
      this,
      android.R.layout.simple_expandable_list_item_1,
      android.R.layout.simple_expandable_list_item_1,
      new String[] { Contacts.DISPLAY_NAME }, // Name for group layouts
      new int[] { android.R.id.text1 },
      new String[] { Phone.NUMBER }, // Number for child layouts
      new int[] { android.R.id.text1 });
  setListAdapter(mAdapter);
  mQueryHandler = new QueryHandler(this, mAdapter);
  // Query for people
  mQueryHandler.startQuery(TOKEN_GROUP, null, Contacts.CONTENT_URI, CONTACTS_PROJECTION, 
      Contacts.HAS_PHONE_NUMBER + "=1", null, null);
}

@Override
public void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);
  // Set up our adapter
  mAdapter = new MyExpandableListAdapter(
      this,
      android.R.layout.simple_expandable_list_item_1,
      android.R.layout.simple_expandable_list_item_1,
      new String[] { Contacts.DISPLAY_NAME }, // Name for group layouts
      new int[] { android.R.id.text1 },
      new String[] { Phone.NUMBER }, // Number for child layouts
      new int[] { android.R.id.text1 });
  setListAdapter(mAdapter);
  mQueryHandler = new QueryHandler(this, mAdapter);
  // Query for people
  mQueryHandler.startQuery(TOKEN_GROUP, null, Contacts.CONTENT_URI, CONTACTS_PROJECTION, 
      Contacts.HAS_PHONE_NUMBER + "=1", null, null);
}

/*******************************************************************************************************************
 *
 * {@inheritDoc}
 *
 ******************************************************************************************************************/
@Override
public void onCreate (final @Nonnull Bundle savedInstanceState)
 {
  super.onCreate(savedInstanceState);
  setContentView(R.layout.activity_observations);
  
  setListAdapter(controller.getListAdapter());
  registerForContextMenu(getExpandableListView());
  viEmpty = findViewById(R.id.empty);
  tvFooter = (TextView)findViewById(R.id.tvFooter);
  ((ImageButton)findViewById(R.id.btFactSheet)).setOnClickListener(new OnClickListener()
   {
    public void onClick (final @Nonnull View view)
     {
      controller.browseToFactSheet();
     }
   });
  ((ImageButton)findViewById(R.id.btAdd)).setOnClickListener(new OnClickListener()
   {
    public void onClick (final @Nonnull View view)
     {
      controller.startNewObservationSequence();
     }
   });
 }