521 lines
19 KiB
Java
521 lines
19 KiB
Java
/**
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* MainActivity.java
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* Implements the app's main activity
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* The main activity sets up the main view end inflates a menu bar menu
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*
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* This file is part of
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* TRACKBOOK - Movement Recorder for Android
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*
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* Copyright (c) 2016 - Y20K.org
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* Licensed under the MIT-License
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* http://opensource.org/licenses/MIT
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*
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* Trackbook uses osmdroid - OpenStreetMap-Tools for Android
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* https://github.com/osmdroid/osmdroid
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*/
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package org.y20k.trackbook;
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import android.Manifest;
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import android.annotation.TargetApi;
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import android.app.DialogFragment;
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import android.content.BroadcastReceiver;
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import android.content.Context;
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import android.content.Intent;
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import android.content.IntentFilter;
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import android.content.pm.PackageManager;
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import android.location.Location;
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import android.os.Build;
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import android.os.Bundle;
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import android.support.annotation.NonNull;
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import android.support.design.widget.FloatingActionButton;
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import android.support.design.widget.Snackbar;
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import android.support.design.widget.TabLayout;
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import android.support.v4.app.Fragment;
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import android.support.v4.app.FragmentManager;
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import android.support.v4.app.FragmentPagerAdapter;
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import android.support.v4.content.ContextCompat;
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import android.support.v4.content.LocalBroadcastManager;
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import android.support.v4.view.ViewPager;
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import android.support.v7.app.AppCompatActivity;
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import android.support.v7.widget.Toolbar;
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import android.view.Menu;
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import android.view.MenuItem;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.Button;
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import android.widget.Toast;
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import org.y20k.trackbook.helpers.DialogClearFragment;
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import org.y20k.trackbook.helpers.LogHelper;
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import org.y20k.trackbook.helpers.NotificationHelper;
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import org.y20k.trackbook.helpers.TrackbookKeys;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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/**
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* MainActivity class
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*/
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public class MainActivity extends AppCompatActivity implements TrackbookKeys, DialogClearFragment.DialogClearListener {
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/* Define log tag */
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private static final String LOG_TAG = MainActivity.class.getSimpleName();
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/* Main class variables */
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private boolean mTrackerServiceRunning;
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private boolean mPermissionsGranted;
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private List<String> mMissingPermissions;
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private FloatingActionButton mFloatingActionButton;
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private MainActivityMapFragment mMainActivityMapFragment;
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private MainActivityTrackFragment mMainActivityTrackFragment;
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private BroadcastReceiver mTrackingStoppedReceiver;
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private int mSelectedTab;
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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// get state of tracking and get selected tab
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mTrackerServiceRunning = false;
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if (savedInstanceState != null) {
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mTrackerServiceRunning = savedInstanceState.getBoolean(INSTANCE_TRACKING_STATE, false);
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mSelectedTab = savedInstanceState.getInt(INSTANCE_SELECTED_TAB, 0);
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}
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// check permissions on Android 6 and higher
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mPermissionsGranted = false;
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if (Build.VERSION.SDK_INT >= 23) {
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// check permissions
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mMissingPermissions = checkPermissions();
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mPermissionsGranted = mMissingPermissions.size() == 0;
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} else {
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mPermissionsGranted = true;
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}
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// set user agent to prevent getting banned from the osm servers
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org.osmdroid.tileprovider.constants.OpenStreetMapTileProviderConstants.setUserAgentValue(BuildConfig.APPLICATION_ID);
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// set up main layout
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setupLayout();
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}
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@Override
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protected void onStart() {
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super.onStart();
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// add listeners to button
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if (mFloatingActionButton != null) {
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mFloatingActionButton.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View view) {
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// onClick: start / stop tracking
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handleFloatingActionButtonClick(view);
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}
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});
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mFloatingActionButton.setOnLongClickListener(new View.OnLongClickListener() {
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@Override
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public boolean onLongClick(View view) {
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// onLongClick: clear map
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if (mTrackerServiceRunning || mMainActivityMapFragment == null) {
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return false;
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} else {
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// show clear dialog
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DialogFragment dialog = new DialogClearFragment();
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dialog.show(getFragmentManager(), "DialogClearFragment");
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return true;
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}
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}
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});
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}
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// register broadcast receiver for stopped tracking
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mTrackingStoppedReceiver = createTrackingStoppedReceiver();
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IntentFilter trackingStoppedIntentFilter = new IntentFilter(ACTION_TRACKING_STOPPED);
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LocalBroadcastManager.getInstance(this).registerReceiver(mTrackingStoppedReceiver, trackingStoppedIntentFilter);
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}
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@Override
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public boolean onCreateOptionsMenu(Menu menu) {
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// inflate action bar options menu
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getMenuInflater().inflate(R.menu.menu_main, menu);
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return true;
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}
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@Override
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public boolean onOptionsItemSelected(MenuItem item) {
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// handle action bar options menu selection
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switch (item.getItemId()) {
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// CASE ABOUT
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case R.id.action_bar_about:
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// get title
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String aboutTitle = getString(R.string.header_about);
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// put title and content into intent and start activity
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Intent aboutIntent = new Intent(this, InfosheetActivity.class);
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aboutIntent.putExtra(EXTRA_INFOSHEET_TITLE, aboutTitle);
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aboutIntent.putExtra(EXTRA_INFOSHEET_CONTENT, INFOSHEET_CONTENT_ABOUT);
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startActivity(aboutIntent);
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return true;
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// CASE DEFAULT
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default:
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return super.onOptionsItemSelected(item);
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}
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}
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@Override
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protected void onSaveInstanceState(Bundle outState) {
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outState.putBoolean(INSTANCE_TRACKING_STATE, mTrackerServiceRunning);
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outState.putInt(INSTANCE_SELECTED_TAB, mSelectedTab);
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super.onSaveInstanceState(outState);
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}
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@Override
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protected void onResume() {
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super.onResume();
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// handle new intents - onNewIntent does not seem to work
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handleIncomingIntent();
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// if not in onboarding mode: set state of FloatingActionButton
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if (mFloatingActionButton != null) {
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setFloatingActionButtonState();
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}
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}
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@Override
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public void onDestroy() {
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super.onDestroy();
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LogHelper.v(LOG_TAG, "onDestroy called.");
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// disable broadcast receiver
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LocalBroadcastManager.getInstance(this).unregisterReceiver(mTrackingStoppedReceiver);
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}
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@Override
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public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
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switch (requestCode) {
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case REQUEST_CODE_ASK_MULTIPLE_PERMISSIONS: {
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Map<String, Integer> perms = new HashMap<>();
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perms.put(Manifest.permission.ACCESS_FINE_LOCATION, PackageManager.PERMISSION_GRANTED);
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perms.put(Manifest.permission.WRITE_EXTERNAL_STORAGE, PackageManager.PERMISSION_GRANTED);
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for (int i = 0; i < permissions.length; i++)
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perms.put(permissions[i], grantResults[i]);
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// check for ACCESS_FINE_LOCATION and WRITE_EXTERNAL_STORAGE
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Boolean location = perms.get(Manifest.permission.ACCESS_FINE_LOCATION) == PackageManager.PERMISSION_GRANTED;
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Boolean storage = perms.get(Manifest.permission.WRITE_EXTERNAL_STORAGE) == PackageManager.PERMISSION_GRANTED;
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if (location && storage) {
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// permissions granted - notify user
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Toast.makeText(this, R.string.toast_message_permissions_granted, Toast.LENGTH_SHORT).show();
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mPermissionsGranted = true;
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// switch to main map layout
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setupLayout();
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} else {
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// permissions denied - notify user
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Toast.makeText(this, R.string.toast_message_unable_to_start_app, Toast.LENGTH_SHORT).show();
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mPermissionsGranted = false;
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}
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}
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break;
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default:
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super.onRequestPermissionsResult(requestCode, permissions, grantResults);
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}
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}
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@Override
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public void onDialogClearPositiveClick(DialogFragment dialog) {
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// DialogClear: User chose CLEAR.
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LogHelper.v(LOG_TAG, "User chose CLEAR");
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// clear the map
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mMainActivityMapFragment.clearMap();
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// reset current track
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mMainActivityTrackFragment.refreshTrackView();
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// dismiss notification
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NotificationHelper.stop();
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}
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@Override
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public void onDialogClearNegativeClick(DialogFragment dialog) {
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// DialogClear: User chose CANCEL.
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LogHelper.v(LOG_TAG, "User chose CANCEL.");
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}
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/* Set up main layout */
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private void setupLayout() {
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if (mPermissionsGranted) {
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// point to the main map layout
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setContentView(R.layout.activity_main_test);
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// show action bar
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Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
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setSupportActionBar(toolbar);
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// create adapter that returns fragments for the maim map and the last track display
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SectionsPagerAdapter sectionsPagerAdapter = new SectionsPagerAdapter(getSupportFragmentManager());
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// Set up the ViewPager with the sections adapter.
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ViewPager mViewPager = (ViewPager) findViewById(R.id.container);
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mViewPager.setAdapter(sectionsPagerAdapter);
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mViewPager.setCurrentItem(mSelectedTab);
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TabLayout tabLayout = (TabLayout) findViewById(R.id.tabs);
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tabLayout.setupWithViewPager(mViewPager);
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tabLayout.addOnTabSelectedListener(new TabLayout.OnTabSelectedListener() {
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@Override
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public void onTabSelected(TabLayout.Tab tab) {
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switch (tab.getPosition()) {
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case FRAGMENT_ID_MAP:
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mFloatingActionButton.show();
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break;
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case FRAGMENT_ID_TRACK:
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mFloatingActionButton.hide();
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break;
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default:
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mFloatingActionButton.show();
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break;
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}
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}
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@Override
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public void onTabUnselected(TabLayout.Tab tab) {
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}
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@Override
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public void onTabReselected(TabLayout.Tab tab) {
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}
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});
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// show the record button and attach listener
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mFloatingActionButton = (FloatingActionButton) findViewById(R.id.fab);
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} else {
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// point to the on main onboarding layout
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setContentView(R.layout.activity_main_onboarding);
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// show the okay button and attach listener
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Button okButton = (Button) findViewById(R.id.button_okay);
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okButton.setOnClickListener(new View.OnClickListener() {
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@TargetApi(Build.VERSION_CODES.M)
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@Override
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public void onClick(View view) {
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if (mMissingPermissions != null && !mMissingPermissions.isEmpty()) {
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// request permissions
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String[] params = mMissingPermissions.toArray(new String[mMissingPermissions.size()]);
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requestPermissions(params, REQUEST_CODE_ASK_MULTIPLE_PERMISSIONS);
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}
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}
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});
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}
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}
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/* Handles tap on the record button */
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private void handleFloatingActionButtonClick(View view) {
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if (mTrackerServiceRunning) {
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// show snackbar
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Snackbar.make(view, R.string.snackbar_message_tracking_stopped, Snackbar.LENGTH_SHORT).setAction("Action", null).show();
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// change state
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// --> is handled by broadcast receiver
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// stop tracker service
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Intent intent = new Intent(this, TrackerService.class);
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intent.setAction(ACTION_STOP);
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startService(intent);
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} else {
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// TODO ask if user wants to save the last track before starting a new recording
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// TODO alternatively only ask if last track was very short
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// show snackbar
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Snackbar.make(view, R.string.snackbar_message_tracking_started, Snackbar.LENGTH_SHORT).setAction("Action", null).show();
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// change state
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mTrackerServiceRunning = true;
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setFloatingActionButtonState();
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// get last location from MainActivity Fragment
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Location lastLocation = mMainActivityMapFragment.getCurrentBestLocation();
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if (lastLocation != null) {
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// start tracker service
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Intent intent = new Intent(this, TrackerService.class);
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intent.setAction(ACTION_START);
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intent.putExtra(EXTRA_LAST_LOCATION, lastLocation);
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startService(intent);
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} else {
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Toast.makeText(this, getString(R.string.toast_message_location_services_not_ready), Toast.LENGTH_LONG).show();
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// change state back
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mTrackerServiceRunning = false;
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setFloatingActionButtonState();
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}
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}
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// update tracking state in MainActivityMapFragment
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mMainActivityMapFragment.setTrackingState(mTrackerServiceRunning);
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}
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/* Set state of FloatingActionButton */
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private void setFloatingActionButtonState() {
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if (mTrackerServiceRunning) {
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mFloatingActionButton.setImageResource(R.drawable.ic_fiber_manual_record_red_24dp);
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} else {
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mFloatingActionButton.setImageResource(R.drawable.ic_fiber_manual_record_white_24dp);
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}
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}
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/* Handles new incoming intents */
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private void handleIncomingIntent() {
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Intent intent = getIntent();
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String intentAction = intent.getAction();
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switch (intentAction) {
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case ACTION_SHOW_MAP:
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if (intent.hasExtra(EXTRA_TRACKING_STATE) && mMainActivityMapFragment != null) {
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mTrackerServiceRunning = intent.getBooleanExtra(EXTRA_TRACKING_STATE, false);
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mMainActivityMapFragment.setTrackingState(mTrackerServiceRunning);
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// prevent multiple reactions to intent
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intent.setAction(ACTION_DEFAULT);
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} else if (intent.hasExtra(EXTRA_CLEAR_MAP) && mMainActivityMapFragment != null) {
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// show clear dialog
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DialogFragment dialog = new DialogClearFragment();
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dialog.show(getFragmentManager(), "DialogClearFragment");
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// prevent multiple reactions to intent
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intent.setAction(ACTION_DEFAULT);
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}
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break;
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default:
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// log
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LogHelper.v(LOG_TAG, "Intent received. Doing nothing. Type of ACTION: " + intentAction);
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break;
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}
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}
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/* Check which permissions have been granted */
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private List<String> checkPermissions() {
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List<String> permissions = new ArrayList<>();
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// check for location permission
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if (ContextCompat.checkSelfPermission(this, Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
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// add missing permission
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permissions.add(Manifest.permission.ACCESS_FINE_LOCATION);
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}
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// check for storage permission
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if (ContextCompat.checkSelfPermission(this, Manifest.permission.WRITE_EXTERNAL_STORAGE) != PackageManager.PERMISSION_GRANTED) {
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// add missing permission
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permissions.add(Manifest.permission.WRITE_EXTERNAL_STORAGE);
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}
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return permissions;
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}
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/* Creates receiver for stopped tracking */
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private BroadcastReceiver createTrackingStoppedReceiver() {
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return new BroadcastReceiver() {
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@Override
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public void onReceive(Context context, Intent intent) {
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// change state
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mTrackerServiceRunning = false;
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setFloatingActionButtonState();
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// pass tracking state to MainActivityMapFragment
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mMainActivityMapFragment.setTrackingState(false);
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}
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};
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}
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/**
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* Inner class: SectionsPagerAdapter that returns a fragment corresponding to one of the tabs.
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* see also: https://developer.android.com/reference/android/support/v4/app/FragmentPagerAdapter.html
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*/
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public class SectionsPagerAdapter extends FragmentPagerAdapter {
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public SectionsPagerAdapter(FragmentManager fm) {
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super(fm);
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}
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@Override
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public Fragment getItem(int position) {
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// getItem is called to instantiate the fragment for the given page.
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switch (position) {
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case FRAGMENT_ID_MAP:
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return new MainActivityMapFragment();
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case FRAGMENT_ID_TRACK:
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return new MainActivityTrackFragment();
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}
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return null;
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}
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@Override
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public int getCount() {
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// Show 2 total pages.
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return 2;
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}
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@Override
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public CharSequence getPageTitle(int position) {
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switch (position) {
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case FRAGMENT_ID_MAP:
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return getString(R.string.tab_map);
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case FRAGMENT_ID_TRACK:
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return getString(R.string.tab_last_track);
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}
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return null;
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}
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@Override
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public Object instantiateItem(ViewGroup container, int position) {
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Fragment createdFragment = (Fragment) super.instantiateItem(container, position);
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// save references to created Fragments
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switch (position) {
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case FRAGMENT_ID_MAP:
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mMainActivityMapFragment = (MainActivityMapFragment)createdFragment;
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break;
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case FRAGMENT_ID_TRACK:
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mMainActivityTrackFragment = (MainActivityTrackFragment)createdFragment;
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break;
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}
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return createdFragment;
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}
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}
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/**
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* End of inner class
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*/
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}
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