Java tutorial
package com.android.infosessions; /* * Copyright (C) 2016 The Android Open Source Project * * 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. */ import android.app.AlarmManager; import android.app.NotificationManager; import android.app.PendingIntent; import android.app.SearchManager; import android.content.Context; import android.content.Intent; import android.database.Cursor; import android.graphics.Color; import android.net.Uri; import android.os.Bundle; import android.support.design.widget.TabLayout; import android.support.v4.view.ViewPager; import android.support.v7.app.AppCompatActivity; import java.util.Calendar; import android.support.v7.app.NotificationCompat; import android.view.Menu; import android.view.MenuInflater; import android.view.MenuItem; import android.widget.SimpleCursorAdapter; import android.widget.TextView; import android.widget.Toast; import com.android.infosessions.data.SessionContract; public class MainActivity extends AppCompatActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); // Find the view pager that will allow the user to swipe between fragments ViewPager viewPager = (ViewPager) findViewById(R.id.viewpager); // Create an adapter that knows which fragment should be shown on each page SimpleFragmentPagerAdapter adapter = new SimpleFragmentPagerAdapter(getFragmentManager()); // Set the adapter onto the view pager viewPager.setAdapter(adapter); // Give the TabLayout the ViewPager TabLayout tabLayout = (TabLayout) findViewById(R.id.tabs); tabLayout.setupWithViewPager(viewPager); } @Override public boolean onCreateOptionsMenu(Menu menu) { // Inflate the options menu from XML MenuInflater inflater = getMenuInflater(); inflater.inflate(R.menu.menu_main, menu); return true; } @Override public boolean onOptionsItemSelected(MenuItem item) { switch (item.getItemId()) { case R.id.action_search: Intent intent = new Intent(this, SearchableActivity.class); startActivity(intent); return true; default: return false; } } }