Java tutorial
/* * Copyright (c) 2014 Personal-Health-Monitoring-System * * 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.cse3310.phms.ui.fragments; import android.content.Intent; import android.os.Bundle; import android.support.v4.app.Fragment; import android.support.v4.app.FragmentManager; import android.support.v4.app.FragmentPagerAdapter; import android.support.v4.app.FragmentTransaction; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import com.actionbarsherlock.app.SherlockFragment; import com.actionbarsherlock.view.Menu; import com.actionbarsherlock.view.MenuInflater; import com.cse3310.phms.R; import com.cse3310.phms.model.*; import com.cse3310.phms.ui.activities.UrlWizardPagerActivity; import com.cse3310.phms.ui.cards.UrlCard; import com.cse3310.phms.ui.utils.Events; import com.cse3310.phms.ui.utils.UserSingleton; import de.greenrobot.event.EventBus; import it.gmariotti.cardslib.library.internal.Card; import org.androidannotations.annotations.EFragment; import org.androidannotations.annotations.OptionsItem; import java.util.ArrayList; import java.util.List; /** * Created by Owner on 4/8/14. */ @EFragment(R.layout.estorage_screen) public class EStorageFragment extends SherlockFragment { private static final String[] TABS = new String[] { "HEALTH ARTICLES", "RECIPES", "DIET DESC." }; private static final int HEALTH_TAB = 0; private static final int RECIPE_TAB = 1; private static final int DIET_TAB = 2; private CardListFragment_ mCardListFragment; private TabsIndicatorFragment mTabsIndicatorFragment; private List<Card> mHealthCardList = new ArrayList<Card>(); private List<Card> mRecipeCardList = new ArrayList<Card>(); private List<Card> mDietCardList = new ArrayList<Card>(); private EventBus localBus; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setHasOptionsMenu(true); // add this to be able to add other icon to the action bar menu EventBus.getDefault().registerSticky(this); localBus = new EventBus(); populateCardLists(); } @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { FragmentManager fm = getChildFragmentManager(); mTabsIndicatorFragment = TabsIndicatorFragment.newInstance(new EStorageScreenAdapter(fm), localBus); mCardListFragment = CardListFragment_.newInstance(mHealthCardList, true, true, true); final FragmentTransaction transaction = fm.beginTransaction(); transaction.add(R.id.webview_screen_tabs_container, mTabsIndicatorFragment); transaction.add(R.id.webview_screen_content_container, mCardListFragment); transaction.commit(); return super.onCreateView(inflater, container, savedInstanceState); } @Override public void onResume() { localBus.register(this); super.onResume(); // set title getSherlockActivity().getSupportActionBar().setTitle("EStorage"); } @Override public void onPause() { localBus.unregister(this); super.onPause(); } @Override public void onDestroy() { EventBus.getDefault().unregister(this); super.onDestroy(); } @Override public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) { inflater.inflate(R.menu.add_menu, menu); // add the add icon to the action bar menu super.onCreateOptionsMenu(menu, inflater); } @OptionsItem(R.id.add_icon) void menuAddContact() { Intent intent; if (mTabsIndicatorFragment.getCurrentPosition() == HEALTH_TAB) { intent = new Intent(getActivity(), UrlWizardPagerActivity.class); intent.putExtra("tabInt", HEALTH_TAB); } else if (mTabsIndicatorFragment.getCurrentPosition() == RECIPE_TAB) { intent = new Intent(getActivity(), UrlWizardPagerActivity.class); intent.putExtra("tabInt", RECIPE_TAB); } else { intent = new Intent(getActivity(), UrlWizardPagerActivity.class); intent.putExtra("tabInt", DIET_TAB); } startActivity(intent); } private void populateCardLists() { User user = UserSingleton.INSTANCE.getCurrentUser(); mHealthCardList.clear(); for (Health healthInfo : user.getHealth()) { //mHealthCardList.add(new UrlCard(getActivity(), (EStorage)healthInfo)); mHealthCardList.add(createUrlCard(healthInfo)); } mRecipeCardList.clear(); for (Recipe recipeInfo : user.getRecipe()) { //mRecipeCardList.add(new UrlCard(getActivity(), (EStorage)recipeInfo)); mRecipeCardList.add(createUrlCard(recipeInfo)); } mDietCardList.clear(); for (DietDesc dietInfo : user.getDietDesc()) { // mDietCardList.add(new UrlCard(getActivity(), dietInfo)); mDietCardList.add(createUrlCard(dietInfo)); } } private UrlCard createUrlCard(final EStorage estorage) { return new UrlCard(getActivity(), estorage); } //=============================================================== // EventBus Listeners //=============================================================== // ===> see DietScreenFragment's EventBus Listeners for details <=== public void onEvent(Events.AddUrlCardEvent event) { UrlCard newUrlCard = new UrlCard(getActivity(), event.urlCard.getUrlInfo()); int whatTab = mTabsIndicatorFragment.getCurrentPosition(); if (whatTab == 0) { Health newUrl = new Health(); newUrl.setTitle(newUrlCard.getUrlInfo().getTitle()); newUrl.setUrl(newUrlCard.getUrlInfo().getUrl()); newUrl.save(); mHealthCardList.add(createUrlCard(newUrl)); // make the cardListFragment display the updated cardList mCardListFragment.clearCards(); mCardListFragment.addCards(mHealthCardList); mCardListFragment.update(); } else if (whatTab == 1) { Recipe newUrl = new Recipe(); newUrl.setTitle(newUrlCard.getUrlInfo().getTitle()); newUrl.setUrl(newUrlCard.getUrlInfo().getUrl()); newUrl.save(); mRecipeCardList.add(createUrlCard(newUrl)); // make the cardListFragment display the updated cardList mCardListFragment.clearCards(); mCardListFragment.addCards(mRecipeCardList); mCardListFragment.update(); } else { DietDesc newUrl = new DietDesc(); newUrl.setTitle(newUrlCard.getUrlInfo().getTitle()); newUrl.setUrl(newUrlCard.getUrlInfo().getUrl()); newUrl.save(); mDietCardList.add(createUrlCard(newUrl)); // make the cardListFragment display the updated cardList mCardListFragment.clearCards(); mCardListFragment.addCards(mDietCardList); mCardListFragment.update(); } } public void onEvent(Events.RemoveUrlCardEvent event) { event.urlCard.getUrlInfo().delete(); mHealthCardList.remove(event.urlCard); mCardListFragment.removeCard(event.urlCard); mCardListFragment.update(); } public void onEvent(Events.SwitchTabEvent event) { populateCardLists(); if (mCardListFragment != null) { mCardListFragment.clearCards(); } if (event.position == 0) { mCardListFragment.addCards(mHealthCardList); } else if (event.position == 1) { mCardListFragment.addCards(mRecipeCardList); } else { mCardListFragment.addCards(mDietCardList); } FragmentTransaction transaction = getChildFragmentManager().beginTransaction(); transaction.detach(mCardListFragment); transaction.attach(mCardListFragment); transaction.commit(); } //=============================================================== // INNER Adapter Class //=============================================================== private class EStorageScreenAdapter extends FragmentPagerAdapter { public EStorageScreenAdapter(FragmentManager fm) { super(fm); } @Override public Fragment getItem(int position) { return BlankFragment.newInstance(R.color.transparent); } @Override public int getCount() { return TABS.length; } @Override public CharSequence getPageTitle(int position) { return TABS[position]; } } }