Java tutorial
/* * Copyright (c) 2013 Mark Prichard, CloudBees * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.cloudbees.gasp.activity; import android.app.ListActivity; import android.content.Intent; import android.os.Bundle; import android.support.v4.app.NavUtils; import android.view.Menu; import android.view.MenuInflater; import android.view.MenuItem; import com.cloudbees.gasp.R; import com.cloudbees.gasp.adapter.UserArrayAdapter; import com.cloudbees.gasp.adapter.UserDataAdapter; import com.cloudbees.gasp.model.User; import java.util.List; public class UserListActivity extends ListActivity { private UserDataAdapter userAdapter; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); getActionBar().setDisplayHomeAsUpEnabled(true); userAdapter = new UserDataAdapter(this); userAdapter.open(); // Get all users in descending order List<User> users = userAdapter.getAllDesc(); UserArrayAdapter userArrayAdapter = new UserArrayAdapter(this, R.layout.gasp_user_list, users); setListAdapter(userArrayAdapter); } @Override protected void onResume() { userAdapter.open(); super.onResume(); } @Override protected void onPause() { userAdapter.close(); super.onPause(); } @Override public boolean onCreateOptionsMenu(Menu menu) { MenuInflater inflater = getMenuInflater(); inflater.inflate(R.menu.options_menu_short, menu); return true; } @Override public boolean onOptionsItemSelected(MenuItem item) { switch (item.getItemId()) { case R.id.gasp_settings: Intent intent = new Intent(); intent.setClass(this, SetPreferencesActivity.class); startActivityForResult(intent, 0); return true; case android.R.id.home: NavUtils.navigateUpFromSameTask(this); return true; default: return super.onOptionsItemSelected(item); } } }