Java tutorial
/* * Copyright (C) 2015 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. */ package com.ixvil.android.BoxBonus.Activities; import android.content.Context; import android.content.Intent; import android.content.SharedPreferences; import android.net.Uri; import android.os.Bundle; import android.support.design.widget.NavigationView; import android.support.design.widget.TabLayout; import android.support.graphics.drawable.VectorDrawableCompat; import android.support.v4.app.Fragment; import android.support.v4.app.FragmentManager; import android.support.v4.app.FragmentPagerAdapter; import android.support.v4.content.res.ResourcesCompat; import android.support.v4.view.GravityCompat; import android.support.v4.view.ViewPager; import android.support.v4.widget.DrawerLayout; import android.support.v7.app.ActionBar; import android.support.v7.app.AppCompatActivity; import android.support.v7.widget.Toolbar; import android.view.Menu; import android.view.MenuItem; import com.ixvil.android.BoxBonus.Fragments.ShopsListFragment; import com.ixvil.android.BoxBonus.Fragments.HomeFragment; import com.ixvil.android.BoxBonus.Fragments.NewsListFragment; import com.ixvil.android.BoxBonus.Models.GiftsModel; import com.ixvil.android.BoxBonus.Models.NewsModel; import com.ixvil.android.BoxBonus.Models.User; import com.ixvil.android.BoxBonus.R; import com.ixvil.android.BoxBonus.Fragments.GiftsListFragment; import java.util.ArrayList; import java.util.List; /** * Provides UI for the main screen. */ public class MainActivity extends AppCompatActivity implements HomeFragment.OnFragmentInteractionListener { private DrawerLayout mDrawerLayout; // private Realm realm; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); if (User.userId == 0) { Intent intent = new Intent(getApplicationContext(), LoginActivity.class); intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); startActivity(intent); finish(); } Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar); setSupportActionBar(toolbar); // Setting ViewPager for each Tabs ViewPager viewPager = (ViewPager) findViewById(R.id.viewpager); setupViewPager(viewPager); // Set Tabs inside Toolbar TabLayout tabs = (TabLayout) findViewById(R.id.tabs); tabs.setupWithViewPager(viewPager); // Create Navigation drawer and inlfate layout NavigationView navigationView = (NavigationView) findViewById(R.id.nav_view); mDrawerLayout = (DrawerLayout) findViewById(R.id.drawer); // Adding menu icon to Toolbar ActionBar supportActionBar = getSupportActionBar(); if (supportActionBar != null) { VectorDrawableCompat indicator = VectorDrawableCompat.create(getResources(), R.drawable.ic_menu, getTheme()); indicator.setTint(ResourcesCompat.getColor(getResources(), R.color.white, getTheme())); supportActionBar.setHomeAsUpIndicator(indicator); supportActionBar.setDisplayHomeAsUpEnabled(true); } // Set behavior of Navigation drawer navigationView.setNavigationItemSelectedListener(new NavigationView.OnNavigationItemSelectedListener() { // This method will trigger on item Click of navigation menu @Override public boolean onNavigationItemSelected(MenuItem menuItem) { // Set item in checked state menuItem.setChecked(true); switch (menuItem.getItemId()) { case R.id.navigation_button_sign_out: String creds = " "; SharedPreferences sharedPref = getPreferences(Context.MODE_PRIVATE); SharedPreferences.Editor editor = sharedPref.edit(); editor.putString("creds", creds); editor.apply(); Intent intent = new Intent(getApplicationContext(), LoginActivity.class); startActivityForResult(intent, 0); finish(); break; default: break; } // TODO: handle navigation // Closing drawer on item click mDrawerLayout.closeDrawers(); return true; } }); // Adding Floating Action Button to bottom right of main view // FloatingActionButton fab = (FloatingActionButton) findViewById(R.id.fab); // fab.setOnClickListener(new View.OnClickListener() { // @Override // public void onClick(View v) { // Snackbar.make(v, "Hello Snackbar!", // Snackbar.LENGTH_LONG).show(); // } // }); NewsModel.getFromNet(getApplicationContext()); GiftsModel.getFromNet(getApplicationContext()); } // Add Fragments to Tabs private void setupViewPager(ViewPager viewPager) { Adapter adapter = new Adapter(getSupportFragmentManager()); adapter.addFragment(new HomeFragment(), getString(R.string.tab_title_home)); adapter.addFragment(new NewsListFragment(), getString(R.string.tab_title_news)); adapter.addFragment(new ShopsListFragment(), getString(R.string.tab_title_shops)); adapter.addFragment(new GiftsListFragment(), getString(R.string.tab_title_gifts)); viewPager.setAdapter(adapter); } @Override public void onFragmentInteraction(Uri uri) { } static class Adapter extends FragmentPagerAdapter { private final List<Fragment> mFragmentList = new ArrayList<>(); private final List<String> mFragmentTitleList = new ArrayList<>(); public Adapter(FragmentManager manager) { super(manager); } @Override public Fragment getItem(int position) { return mFragmentList.get(position); } @Override public int getCount() { return mFragmentList.size(); } public void addFragment(Fragment fragment, String title) { mFragmentList.add(fragment); mFragmentTitleList.add(title); } @Override public CharSequence getPageTitle(int position) { return mFragmentTitleList.get(position); } } @Override public boolean onCreateOptionsMenu(Menu menu) { // Inflate the menu; this adds items to the action bar if it is present. getMenuInflater().inflate(R.menu.menu_main, menu); return true; } @Override public boolean onOptionsItemSelected(MenuItem item) { // Handle action bar item clicks here. The action bar will // automatically handle clicks on the Home/Up button, so long // as you specify a parent activity in AndroidManifest.xml. int id = item.getItemId(); //noinspection SimplifiableIfStatement if (id == R.id.action_settings) { return true; } else if (id == android.R.id.home) { mDrawerLayout.openDrawer(GravityCompat.START); } return super.onOptionsItemSelected(item); } }