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The source code is released under:
GNU General Public License
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/** * Restaurant Roulette for Android/*ww w . ja v a 2 s . c o m*/ * Copyright (C) 2014 Phil Shadlyn * * Restaurant Roulette is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. * * @copyright 2014 Phil Shadlyn - physphil@gmail.com * @license GNU General Public License - https://www.gnu.org/licenses/gpl.html */ package com.physphil.android.restaurantroulette; import android.content.BroadcastReceiver; import android.content.Context; import android.content.Intent; import android.content.IntentFilter; import android.content.SharedPreferences; import android.graphics.Typeface; import android.location.Location; import android.os.Bundle; import android.preference.PreferenceManager; import android.support.v4.app.Fragment; import android.support.v4.content.LocalBroadcastManager; import android.text.Editable; import android.text.TextWatcher; import android.util.Log; import android.view.LayoutInflater; import android.view.MenuItem; import android.view.View; import android.view.ViewGroup; import android.widget.AdapterView; import android.widget.Button; import android.widget.EditText; import android.widget.RatingBar; import android.widget.Spinner; import android.widget.TextView; import com.physphil.android.restaurantroulette.data.DatabaseHelper; import com.physphil.android.restaurantroulette.models.Restaurant; import com.physphil.android.restaurantroulette.ui.CustomFontArrayAdapter; import com.physphil.android.restaurantroulette.util.Constants; import com.physphil.android.restaurantroulette.util.LocationHelper; import com.physphil.android.restaurantroulette.util.Util; /** * Created by pshadlyn on 2/24/14. */ public class RestaurantFragment extends Fragment { public static final String ACTION_DELETE_RESTAURANT = "com.physphil.android.restaurantroulette.ACTION_DELETE_RESTAURANT"; public static final String ACTION_RESTAURANT_UPDATED = "com.physphil.android.restaurantroulette.ACTION_RESTAURANT_UPDATED"; public static final String EXTRA_RESTAURANT_ID = "com.physphil.android.restaurantroulette.EXTRA_RESTAURANT_ID"; public static final String EXTRA_UPDATED = "com.physphil.android.restaurantroulette.EXTRA_UPDATED"; private static final String PREFS_SHOW_HELP_RESTAURANT = "show_help_restaurant"; private DatabaseHelper mDatabaseHelper; private Restaurant mRestaurant; private EditText etName; private Spinner spinnerGenre; private RatingBar rbUserRating; private RatingBar rbPriceLevel; private EditText etNotes; private Button btnDirections; private Typeface mTf; private LocationHelper mLocationHelper; /** * Keeps track of if restaurant entry was modified by user */ private boolean mUpdated; public RestaurantFragment(){} /** * @param id database id of restaurant to show * @return new RestaurantFragment */ public static RestaurantFragment newInstance(String id){ RestaurantFragment fragment = new RestaurantFragment(); Bundle args = new Bundle(); args.putString(EXTRA_RESTAURANT_ID, id); fragment.setArguments(args); return fragment; } @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState){ View v = inflater.inflate(R.layout.fragment_restaurant, container, false); mTf = Typeface.createFromAsset(getActivity().getAssets(), Constants.FONT_DEFAULT); etName = (EditText) v.findViewById(R.id.restaurant_name); spinnerGenre = (Spinner) v.findViewById(R.id.spinner_restaurant_genre); rbUserRating = (RatingBar) v.findViewById(R.id.rating_bar_restaurant); rbPriceLevel = (RatingBar) v.findViewById(R.id.price_restaurant); etNotes = (EditText) v.findViewById(R.id.restaurant_notes); btnDirections = (Button) v.findViewById(R.id.btn_get_directions); setFonts(v); return v; } @Override public void onActivityCreated(Bundle savedInstanceState){ super.onActivityCreated(savedInstanceState); setHasOptionsMenu(true); mDatabaseHelper = DatabaseHelper.getInstance(getActivity()); mLocationHelper = new LocationHelper(getActivity()); String id; if(savedInstanceState != null){ id = savedInstanceState.getString(EXTRA_RESTAURANT_ID); mUpdated = savedInstanceState.getBoolean(EXTRA_UPDATED, false); } else{ id = getArguments().getString(EXTRA_RESTAURANT_ID); mUpdated = false; } // If a valid restaurant id from the db exists, populate views with restaurant info if(id != null){ // Get existing object from database mRestaurant = mDatabaseHelper.getRestaurantById(id); } else{ mRestaurant = new Restaurant(); } initializeViewContent(); } @Override public void onResume() { super.onResume(); LocalBroadcastManager.getInstance(getActivity()).registerReceiver(mReceiver, new IntentFilter(LocationHelper.ACTION_LOCATION_RETRIEVED)); final SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(getActivity()); boolean showHelp = prefs.getBoolean(PREFS_SHOW_HELP_RESTAURANT, true); if(showHelp){ showHelpDialog(); } } @Override public void onPause(){ super.onPause(); // Save all entered restaurant info to database // mRestaurant.setName(etName.getText().toString()); // mRestaurant.setNotes(etNotes.getText().toString()); // Only save to db if entry was updated by user if(mUpdated){ // Save all entered restaurant info to db mDatabaseHelper.addRestaurant(mRestaurant); // Send broadcast to update listview Intent i = new Intent(ACTION_RESTAURANT_UPDATED); LocalBroadcastManager.getInstance(getActivity()).sendBroadcast(i); } LocalBroadcastManager.getInstance(getActivity()).unregisterReceiver(mReceiver); } @Override public void onSaveInstanceState(Bundle outState) { super.onSaveInstanceState(outState); // Save restaurant id for recreation outState.putString(EXTRA_RESTAURANT_ID, mRestaurant.getRestaurantId()); outState.putBoolean(EXTRA_UPDATED, mUpdated); } /** * Set default font for all views * @param v parent view containing all views which require font to be set */ private void setFonts(View v){ // Set font for text fields etName.setTypeface(mTf); etNotes.setTypeface(mTf); btnDirections.setTypeface(mTf); // Set font for static text ((TextView) v.findViewById(R.id.restaurant_name_text)).setTypeface(mTf); ((TextView) v.findViewById(R.id.restaurant_genre_text)).setTypeface(mTf); ((TextView) v.findViewById(R.id.restaurant_rating_text)).setTypeface(mTf); ((TextView) v.findViewById(R.id.restaurant_price_text)).setTypeface(mTf); ((TextView) v.findViewById(R.id.restaurant_notes_text)).setTypeface(mTf); } private void initializeViewContent(){ etName.setText(mRestaurant.getName()); etName.setSelection(etName.getText().length()); etNotes.setText(mRestaurant.getNotes()); // Get random hint and assign it to notes field String[] hints = getResources().getStringArray(R.array.notes_hints); int i = (int) (Math.floor(Math.random() * hints.length)); etNotes.setHint(hints[i]); // Add text watchers to update mRestaurant object when edited by user etName.addTextChangedListener(new TextWatcher() { @Override public void beforeTextChanged(CharSequence s, int start, int count, int after) {} @Override public void onTextChanged(CharSequence s, int start, int before, int count) { mRestaurant.setName(s.toString()); mUpdated = true; Log.d("PS", "name changed"); } @Override public void afterTextChanged(Editable s) {} }); etNotes.addTextChangedListener(new TextWatcher() { @Override public void beforeTextChanged(CharSequence s, int start, int count, int after) {} @Override public void onTextChanged(CharSequence s, int start, int before, int count) { mRestaurant.setNotes(s.toString()); mUpdated = true; Log.d("PS", "notes changed"); } @Override public void afterTextChanged(Editable s) {} }); rbUserRating.setRating(mRestaurant.getUserRating()); rbUserRating.setOnRatingBarChangeListener(new RatingBar.OnRatingBarChangeListener() { @Override public void onRatingChanged(RatingBar ratingBar, float rating, boolean fromUser) { // Set new rating every time it changes mRestaurant.setUserRating((int) rating); mUpdated = true; Log.d("PS", "rating changed"); } }); rbPriceLevel.setRating(mRestaurant.getPriceLevel()); rbPriceLevel.setOnRatingBarChangeListener(new RatingBar.OnRatingBarChangeListener() { @Override public void onRatingChanged(RatingBar ratingBar, float rating, boolean fromUser) { // Set new price level every time it changes mRestaurant.setPriceLevel((int) rating); mUpdated = true; Log.d("PS", "price changed"); } }); // Set spinner adapter and initialize. String[] genres = getResources().getStringArray(R.array.genres); spinnerGenre.setAdapter(new CustomFontArrayAdapter(getActivity(), android.R.layout.simple_spinner_dropdown_item, genres)); spinnerGenre.setSelection(getIndex(spinnerGenre, mRestaurant.getGenre()), false); // Add listener to set genre when changed spinnerGenre.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() { @Override public void onItemSelected(AdapterView<?> spinner, View view, int position, long id) { mRestaurant.setGenre((String) spinner.getItemAtPosition(position)); mUpdated = true; Log.d("PS", "genre changed"); } @Override public void onNothingSelected(AdapterView<?> parent) {} }); // Get directions button btnDirections.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { //showOnMap(); //Util.showOnMap(getActivity(), mRestaurant.getName()); mLocationHelper.connectAndGetLocation(); } }); } /** * Gets position of genre in spinner * @param spinner * @param genre * @return index of Genre in Spinner, returns index of Other if not found or if genre is null */ private int getIndex(Spinner spinner, String genre){ if(genre != null){ for(int i = 0; i < spinner.getCount(); i++){ if(spinner.getItemAtPosition(i).equals(genre)){ return i; } } } // Item not found, set as 'Other', which is always last position in spinner. Also set genre in Restaurant object as 'Other' int index = spinner.getCount() - 1; mRestaurant.setGenre((String) spinner.getItemAtPosition(index)); return index; } private void showHelpDialog(){ Util.showHelpDialog(getActivity(), R.string.title_edit_restaurant, R.string.dialog_edit_restaurant_help, PREFS_SHOW_HELP_RESTAURANT); } @Override public boolean onOptionsItemSelected(MenuItem item) { switch(item.getItemId()){ case R.id.menu_help: showHelpDialog(); return true; default: return super.onOptionsItemSelected(item); } } private BroadcastReceiver mReceiver = new BroadcastReceiver() { @Override public void onReceive(Context context, Intent intent) { if (intent.getAction().equals(LocationHelper.ACTION_LOCATION_RETRIEVED)) { // Search on map for restaurant. Location will be null if not contained in intent Location location = intent.getParcelableExtra(LocationHelper.EXTRA_LOCATION); Util.showOnMap(getActivity(), mRestaurant.getName(), location); mLocationHelper.disconnect(); } } }; }