Remove permanent notification in favor of tile

Cleanup after #348 (Added support for a quick settings tile for creating a new note)

app/src/main/java/it/niedermann/owncloud/notes/android/activity/NotesListViewActivity.java

@@ -114,16 +114,10 @@ public class NotesListViewActivity extends AppCompatActivity implements ItemAdap
         setupNotesList();
         setupNavigationList(categoryAdapterSelectedItem);
         setupNavigationMenu();
-
-        // Show persistant notification for creating a new note
-        checkNotificationSetting();
     }
 
     @Override
     protected void onResume() {
-        // Show persistant notification for creating a new note
-        checkNotificationSetting();
-
         // refresh and sync every time the activity gets visible
         refreshLists();
         db.getNoteServerSyncHelper().addCallbackPull(syncCallBack);
@@ -355,33 +349,6 @@ public class NotesListViewActivity extends AppCompatActivity implements ItemAdap
         listNavigationMenu.setAdapter(adapterMenu);
     }
 
-    protected void checkNotificationSetting() {
-        SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
-        boolean showNotification = preferences.getBoolean(getString(R.string.pref_key_show_notification), false);
-        if (showNotification) {
-            // add notification
-            NotificationCompat.Builder builder = new NotificationCompat.Builder(this);
-            PendingIntent newNoteIntent = PendingIntent.getActivity(this, 0,
-                    new Intent(this, EditNoteActivity.class)
-                            .setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP | Intent.FLAG_ACTIVITY_SINGLE_TOP),
-                    0);
-            builder.setSmallIcon(R.drawable.ic_action_new)
-                    .setContentTitle(getString(R.string.action_create))
-                    .setContentText("")
-                    .setOngoing(true)
-                    .setContentIntent(newNoteIntent)
-                    .setVisibility(NotificationCompat.VISIBILITY_SECRET);
-            NotificationManager notificationManager = (NotificationManager) getSystemService(
-                    NOTIFICATION_SERVICE);
-
-            notificationManager.notify(10, builder.build());
-        } else {
-            // remove notification
-            NotificationManager nMgr = (NotificationManager) getApplicationContext().getSystemService(NOTIFICATION_SERVICE);
-            nMgr.cancel(10);
-        }
-    }
-
     public void initList() {
         adapter = new ItemAdapter(this);
         RecyclerView listView = findViewById(R.id.recycler_view);
@@ -499,7 +466,7 @@ public class NotesListViewActivity extends AppCompatActivity implements ItemAdap
         getMenuInflater().inflate(R.menu.menu_list_view, menu);
         // Associate searchable configuration with the SearchView
         final MenuItem item = menu.findItem(R.id.search);
-        searchView = (SearchView) MenuItemCompat.getActionView(item);
+        searchView = (SearchView) item.getActionView();
         searchView.setOnQueryTextListener(new SearchView.OnQueryTextListener() {
             @Override
             public boolean onQueryTextSubmit(String query) {

app/src/main/res/values/strings.xml

@@ -57,8 +57,6 @@
     <string name="settings_submitting">Connecting &#8230;</string>
     <string name="settings_view_category">View settings</string>
     <string name="settings_note_mode">Display mode for Notes</string>
-    <string name="settings_notification_title">\"Create note\" as notification</string>
-    <string name="settings_notification">Enable to show a persistent notification for quickly creating new notes.</string>
     <string name="settings_cert_category">Certificates</string>
     <string name="settings_cert_trust_system">Trust system certificates</string>
     <string name="settings_cert_trust_system_on">System and user-added CAs will be trusted (recommended)</string>
@@ -140,7 +138,6 @@
     <!-- Key / Values for preferences -->
     <string name="pref_key_trust_system_certs" translatable="false">trustSystemCerts</string>
     <string name="pref_key_reset_trust" translatable="false">resetTrust</string>
-    <string name="pref_key_show_notification" translatable="false">showNotification</string>
     <string name="pref_key_note_mode" translatable="false">noteMode</string>
     <string name="pref_key_last_note_mode" translatable="false">lastNoteMode</string>
     <string name="pref_value_mode_edit" translatable="false">edit</string>

app/src/main/res/xml/preferences.xml

@@ -9,12 +9,6 @@
     </PreferenceCategory>
 
     <PreferenceCategory android:title="@string/settings_view_category">
-        <CheckBoxPreference
-            android:defaultValue="false"
-            android:key="@string/pref_key_show_notification"
-            android:title="@string/settings_notification_title"
-            android:summary="@string/settings_notification"
-            />
         <ListPreference
             android:defaultValue="@string/pref_value_mode_edit"
             android:key="@string/pref_key_note_mode"