Java tutorial
/* * Copyright 2015 Google Inc. All Rights Reserved. * * 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.eusecom.attendance; import android.content.Intent; import android.net.Uri; import android.os.Bundle; import android.support.design.widget.FloatingActionButton; import android.support.design.widget.TabLayout; import android.support.v4.app.Fragment; import android.support.v4.app.FragmentPagerAdapter; import android.support.v4.view.ViewPager; import android.support.v7.widget.Toolbar; import android.view.Menu; import android.view.MenuItem; import android.view.View; import android.widget.AdapterView; import com.eusecom.attendance.fragment.AbsTypesFragment; import com.eusecom.attendance.fragment.ContactFragment; import com.eusecom.attendance.fragment.LiveFragment; import com.eusecom.attendance.fragment.MyAbsenceFragment; import com.eusecom.attendance.fragment.MyAttendanceFragment; import com.google.firebase.auth.FirebaseAuth; public class AbsenceActivity extends BaseDatabaseActivity implements LiveFragment.OnFragmentInteractionListener { private FragmentPagerAdapter mPagerAdapter; private ViewPager mViewPager; private FloatingActionButton fab; int whatispage = 0; Toolbar mActionBarToolbar; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_absence); //showProgressDialog(); mActionBarToolbar = (Toolbar) findViewById(R.id.tool_bar); setSupportActionBar(mActionBarToolbar); getSupportActionBar().setTitle(getString(R.string.absence)); // Create the adapter that will return a fragment for each section mPagerAdapter = new FragmentPagerAdapter(getSupportFragmentManager()) { private final Fragment[] mFragments = new Fragment[] { new MyAbsenceFragment(), new MyAttendanceFragment(), new AbsTypesFragment() }; private final String[] mFragmentNames = new String[] { "Absences", "Attendances", "AbsTypes" }; @Override public Fragment getItem(int position) { return mFragments[position]; } @Override public int getCount() { return mFragments.length; } @Override public CharSequence getPageTitle(int position) { return mFragmentNames[position]; } }; // Set up the ViewPager with the sections adapter. mViewPager = (ViewPager) findViewById(R.id.container); mViewPager.setAdapter(mPagerAdapter); mViewPager.setOnPageChangeListener(new ViewPager.OnPageChangeListener() { public void onPageScrollStateChanged(int state) { } public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) { } public void onPageSelected(int position) { // Check if this is the page you want. if (position == 0) { FloatingActionButton fab = (FloatingActionButton) findViewById(R.id.fab_new_post); fab.setVisibility(View.VISIBLE); whatispage = 0; } if (position == 1) { FloatingActionButton fab = (FloatingActionButton) findViewById(R.id.fab_new_post); fab.setVisibility(View.GONE); whatispage = 1; } if (position == 2) { FloatingActionButton fab = (FloatingActionButton) findViewById(R.id.fab_new_post); fab.setVisibility(View.GONE); whatispage = 2; } } }); TabLayout tabLayout = (TabLayout) findViewById(R.id.tabs); tabLayout.setupWithViewPager(mViewPager); // Button launches NewPostActivity FloatingActionButton fab = (FloatingActionButton) findViewById(R.id.fab_new_post); fab.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { Intent i = null; if (whatispage == 0) { i = new Intent(AbsenceActivity.this, NewAbsenceActivity.class); } if (whatispage == 2) { i = new Intent(AbsenceActivity.this, NewPostActivity.class); } Bundle extras = new Bundle(); extras.putString("editx", "0"); extras.putString("keyx", "0"); i.putExtras(extras); startActivity(i); } }); //hideProgressDialog(); } @Override public boolean onCreateOptionsMenu(Menu menu) { getMenuInflater().inflate(R.menu.menu_database, menu); return true; } @Override public boolean onOptionsItemSelected(MenuItem item) { switch (item.getItemId()) { case R.id.action_logout: FirebaseAuth.getInstance().signOut(); startActivity(new Intent(this, EmailPasswordActivity.class)); finish(); return true; case R.id.action_settings: FirebaseAuth.getInstance().signOut(); startActivity(new Intent(this, SettingsActivity.class)); finish(); return true; default: return super.onOptionsItemSelected(item); } } @Override public void onFragmentInteraction(Uri uri) { //only for LiveFragment } }