1- /**
2- * $Id: MainActivity.java 196 2017-01-16 16:58:20Z hmueller $
1+ /*
2+ * @file MainActivity.java
33 *
4- * Main activity of JobLog
5- * based on Google EffectiveNavigation example
4+ * Main activity of JobLogTimer
65 *
76 * Licensed under the Apache License, Version 2.0 (the "License")
87 * http://www.apache.org/licenses/LICENSE-2.0
98 */
109package de .euhm .jlt ;
1110
12- import java .io .File ;
13- import java .util .Calendar ;
14- import java .util .Locale ;
15-
1611import android .Manifest ;
1712import android .annotation .TargetApi ;
1813import android .app .AlertDialog ;
2621import android .os .Bundle ;
2722import android .os .Environment ;
2823import android .preference .PreferenceManager ;
24+ import android .support .annotation .NonNull ;
2925import android .support .design .widget .FloatingActionButton ;
3026import android .support .design .widget .NavigationView ;
3127import android .support .design .widget .TabLayout ;
3935import android .support .v4 .view .GravityCompat ;
4036import android .support .v4 .view .ViewPager ;
4137import android .support .v4 .widget .DrawerLayout ;
42- import android .support .v7 .app .ActionBar ;
4338import android .support .v7 .app .ActionBarDrawerToggle ;
4439import android .support .v7 .app .AppCompatActivity ;
4540import android .support .v7 .widget .Toolbar ;
5247import android .widget .ImageView ;
5348import android .widget .TextView ;
5449import android .widget .Toast ;
50+
51+ import java .io .File ;
52+ import java .util .Calendar ;
53+ import java .util .Locale ;
54+
5555import de .euhm .jlt .dao .Times ;
5656import de .euhm .jlt .dao .TimesWork ;
5757import de .euhm .jlt .database .JobLogContract ;
@@ -119,32 +119,23 @@ public class MainActivity extends AppCompatActivity implements
119119 * Register in onCreate() and unregister in onDestroy()!
120120 */
121121 private final BroadcastReceiver receiverRecreate = new BroadcastReceiver () {
122- @ Override
123- public void onReceive (Context context , Intent intent ) {
122+ @ Override
123+ public void onReceive (Context context , Intent intent ) {
124124 Log .v (LOG_TAG , "Received BroadcastReceiver " + Constants .RECEIVER_RECREATE );
125- if (Build .VERSION .SDK_INT >= 11 ) {
126- recreate ();
127- } else {
128- Intent mainIntent = getIntent ();
129- mainIntent .addFlags (Intent .FLAG_ACTIVITY_NO_ANIMATION );
130- finish ();
131- overridePendingTransition (0 , 0 );
132- startActivity (mainIntent );
133- overridePendingTransition (0 , 0 );
134- }
135- }
125+ recreate ();
126+ }
136127 };
137128
138129 /**
139130 * A {@link BroadcastReceiver} to update the view in this activity.<br>
140131 * Register in onCreate() and unregister in onDestroy()!
141132 */
142133 private final BroadcastReceiver receiverUpdateView = new BroadcastReceiver () {
143- @ Override
144- public void onReceive (Context context , Intent intent ) {
134+ @ Override
135+ public void onReceive (Context context , Intent intent ) {
145136 Log .v (LOG_TAG , "Received BroadcastReceiver " + Constants .RECEIVER_UPDATE_VIEW );
146- supportInvalidateOptionsMenu ();
147- }
137+ supportInvalidateOptionsMenu ();
138+ }
148139 };
149140
150141
@@ -183,7 +174,7 @@ public void onCreate(Bundle savedInstanceState) {
183174 //mTW.timeEnd(-1); // only for debugging, resetting End time
184175
185176 // Setup FloatingActionButton from android.support.design.widget.FloatingActionButton for API < 21.
186- mFab = ( FloatingActionButton ) findViewById (R .id .fab );
177+ mFab = findViewById (R .id .fab );
187178 // handle the FloatingActionButton click event
188179 mFab .setOnClickListener (new View .OnClickListener () {
189180 @ Override
@@ -204,25 +195,24 @@ public void onClick(View v) {
204195 });
205196
206197 // Setup the action bar from android.support.v7.app.ActionBar for API < 21.
207- Toolbar supportToolbar = ( Toolbar ) findViewById (R .id .toolbar );
198+ Toolbar supportToolbar = findViewById (R .id .toolbar );
208199 setSupportActionBar (supportToolbar );
209- final ActionBar actionBar = getSupportActionBar ();
210200
211201 // Specify that the Home/Up button should not be enabled, since there is no hierarchical parent.
212- actionBar .setHomeButtonEnabled (false );
202+ getSupportActionBar () .setHomeButtonEnabled (false );
213203
214204 // Setup the ViewPager.
215- mViewPager = ( CustomViewPager ) findViewById (R .id .pager );
205+ mViewPager = findViewById (R .id .pager );
216206 // Create the adapter that will return a fragment for each of the primary sections of the app.
217207 mAppSectionsPagerAdapter = new AppSectionsPagerAdapter (getSupportFragmentManager (), context );
218208 mViewPager .setAdapter (mAppSectionsPagerAdapter );
219209
220210 // Setup the TabLayout and connect it to the ViewPager.
221- TabLayout tabLayout = ( TabLayout ) findViewById (R .id .tabLayout );
222- // setupWithViewPager() does not work very well, so we do all the things ourself (see below)
211+ TabLayout tabLayout = findViewById (R .id .tabLayout );
212+ // setupWithViewPager() does not work very well, so we do all the things oneself (see below)
223213 //tabLayout.setupWithViewPager(mViewPager);
224214 mViewPager .addOnPageChangeListener (new TabLayout .TabLayoutOnPageChangeListener (tabLayout ));
225- tabLayout .setOnTabSelectedListener (new TabLayout .OnTabSelectedListener () {
215+ tabLayout .addOnTabSelectedListener (new TabLayout .OnTabSelectedListener () {
226216 @ Override
227217 public void onTabSelected (TabLayout .Tab tab ) {
228218 // When the given tab is selected, switch to the corresponding page in the ViewPager.
@@ -266,8 +256,8 @@ public void onTabReselected(TabLayout.Tab tab) {
266256 Tab tab = tabLayout .newTab ();
267257 tab .setCustomView (R .layout .custom_tab_title );
268258 View tab_view = tab .getCustomView ();
269- TextView tab_title = ( TextView ) tab_view .findViewById (R .id .title );
270- ImageView img = ( ImageView ) tab_view .findViewById (R .id .icon );
259+ TextView tab_title = tab_view .findViewById (R .id .title );
260+ ImageView img = tab_view .findViewById (R .id .icon );
271261 tab_title .setText (mAppSectionsPagerAdapter .getPageTitle (i ));
272262 int icon = mAppSectionsPagerAdapter .getPageIcon (i );
273263 if (icon != 0 )
@@ -277,7 +267,7 @@ public void onTabReselected(TabLayout.Tab tab) {
277267
278268
279269 // setup the navigation drawer view from android.support.v4.widget.DrawerLayout for API < 21.
280- mDrawerLayout = ( DrawerLayout ) findViewById (R .id .drawerlayout );
270+ mDrawerLayout = findViewById (R .id .drawerlayout );
281271 // Necessary for automatically animated navigation drawer upon open and close.
282272 // The two strings are not displayed to the user.
283273 ActionBarDrawerToggle toggle = new ActionBarDrawerToggle (this , mDrawerLayout ,
@@ -290,7 +280,7 @@ public void onDrawerStateChanged(int newState) {
290280 mDrawerLayout .addDrawerListener (toggle );
291281 toggle .syncState ();
292282
293- NavigationView navigationView = ( NavigationView ) findViewById (R .id .navigation_drawer );
283+ NavigationView navigationView = findViewById (R .id .navigation_drawer );
294284 navigationView .setNavigationItemSelectedListener (this );
295285 }
296286
@@ -446,7 +436,7 @@ public boolean onKeyUp(int keycode, KeyEvent event) {
446436
447437 @ TargetApi (Build .VERSION_CODES .JELLY_BEAN )
448438 @ Override
449- public boolean onNavigationItemSelected (MenuItem item ) {
439+ public boolean onNavigationItemSelected (@ NonNull MenuItem item ) {
450440 // Close drawer on item click
451441 mDrawerLayout .closeDrawers ();
452442
@@ -568,7 +558,6 @@ public void onBackPressed() {
568558 @ Override
569559 public boolean dispatchTouchEvent (MotionEvent event ) {
570560 boolean result = false ;
571- boolean retVal = false ;
572561
573562 // detect pinching
574563 int pointerCount = event .getPointerCount ();
@@ -598,7 +587,7 @@ public boolean dispatchTouchEvent(MotionEvent event) {
598587 if (!result ) {
599588 result = super .dispatchTouchEvent (event );
600589 }
601- return retVal || result ;
590+ return result ;
602591 }
603592
604593 // EditTimes Listener
@@ -775,8 +764,9 @@ public void onFinishDatePickerFragment(Calendar cal, int titleId) {
775764 }
776765
777766 @ Override
778- public void onRequestPermissionsResult (int requestCode ,
779- String [] permissions , int [] grantResults ) {
767+ public void onRequestPermissionsResult (int requestCode ,
768+ @ NonNull String [] permissions ,
769+ @ NonNull int [] grantResults ) {
780770 // Handle the permissions request response.
781771 switch (requestCode ) {
782772 case Constants .PERMISSION_REQUEST_WRITE_EXTERNAL_STORAGE :
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