Refresh button (#11)

* Added a refresh button to bin the previous database, copy the new one, and reload it into the UI.   Saves having to kill the app and re-open to see the latest changes. Should address "Issue #8 Reload Play Music Files"

* Pull Request actions.

* Fixed Typo and Translation

playmusicexporter/src/main/java/re/jcg/playmusicexporter/activities/MusicContainerListActivity.java

@@ -40,9 +40,12 @@ import android.view.Menu;
 import android.view.MenuInflater;
 import android.view.MenuItem;
 import android.widget.EditText;
+import android.widget.Toast;
 
 import de.arcus.framework.logger.Logger;
 import de.arcus.framework.crashhandler.CrashHandler;
+import de.arcus.playmusiclib.exceptions.CouldNotOpenDatabaseException;
+import de.arcus.playmusiclib.exceptions.NoSuperUserException;
 import re.jcg.playmusicexporter.R;
 import re.jcg.playmusicexporter.fragments.MusicTrackListFragment;
 import re.jcg.playmusicexporter.fragments.MusicContainerListFragment;
@@ -325,8 +328,26 @@ public class MusicContainerListActivity extends AppCompatActivity
         MenuInflater inflater = getMenuInflater();
         inflater.inflate(R.menu.music_track_list, menu);
 
+        MenuItem itemRefreshLibrary = menu.findItem(R.id.action_refresh);
+        itemRefreshLibrary.setOnMenuItemClickListener(item ->
+        {
+            try
+            {
+                mPlayMusicManager.reloadDatabase();
+                mPlayMusicManager = null;
+                loadPlayMusicExporter();
+	            Toast.makeText( this, R.string.database_reloaded, Toast.LENGTH_SHORT).show();
+            }
+            catch (NoSuperUserException | CouldNotOpenDatabaseException e)
+            {
+	            Toast.makeText( this, R.string.dialog_superuser_access_denied_title, Toast.LENGTH_SHORT).show();
+                e.printStackTrace();
+            }
+            return true;
+        });
+
         // Finds the search item and create the search view
-        MenuItem itemSearch = menu.findItem(R.id.action_search);
+        MenuItem itemSearch = menu. findItem(R.id.action_search);
         mSearchView = (SearchView)MenuItemCompat.getActionView(itemSearch);
 
         if (mSearchView != null) {

playmusicexporter/src/main/res/drawable/ic_menu_refresh.xml

@@ -0,0 +1,25 @@
+<!--
+Copyright (C) 2014 The Android Open Source Project
+
+   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.
+-->
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        android:width="24dp"
+        android:height="24dp"
+        android:viewportWidth="24"
+        android:viewportHeight="24"
+        android:tint="?attr/colorControlNormal">
+    <path
+        android:pathData="M17.6,6.4C16.2,4.9 14.2,4 12,4c-4.4,0 -8,3.6 -8,8s3.6,8 8,8c3.7,0 6.8,-2.6 7.7,-6l-2.1,0c-0.8,2.3 -3,4 -5.6,4c-3.3,0 -6,-2.7 -6,-6s2.7,-6 6,-6c1.7,0 3.1,0.7 4.2,1.8L13,11l7,0L20,4L17.6,6.4z"
+        android:fillColor="@color/white"/>
+</vector>

playmusicexporter/src/main/res/menu/music_track_list.xml

@@ -29,4 +29,10 @@
         app:showAsAction="always"
         app:actionViewClass="android.support.v7.widget.SearchView"
        />
+
+
+    <item android:id="@+id/action_refresh"
+          android:title="@string/action_refesh"
+          android:icon="@drawable/ic_menu_refresh"
+          app:showAsAction="always" />
 </menu>

playmusicexporter/src/main/res/values-de/strings.xml

@@ -104,6 +104,8 @@
     <string name="settings_auto_export_different_structure_dialog_title">Verzeichnisbaum</string>
     <string name="settings_export_overwrite_existing">Bestehende Dateien überschreiben</string>
     <string name="file_handling_category">Dateiverarbeitung</string>
-    <string name="overwrite_summary">Überschreiben Sie die exportierte Datei immer, auch wenn sie bereits existiert.</string>
-    <string name="overwrite_title">Bestehende Dateien überschreiben.</string>
+    <string name="overwrite_summary">Überschreiben Sie die exportierte Datei immer, auch wenn sie bereits existiert</string>
+    <string name="overwrite_title">Bestehende Dateien überschreiben</string>
+	<string name="action_refesh">Datenbank neu laden</string>
+	<string name="database_reloaded">Datenbank neu geladen</string>
 </resources>

playmusicexporter/src/main/res/values/colors.xml

@@ -44,4 +44,6 @@
     <color name="button_navigation_drawer_active">#11000000</color>
     <color name="button_navigation_drawer_text">#88000000</color>
     <color name="button_navigation_drawer_text_active">#ef6c00</color>
+    <color name="white">#ffffffff</color>
+    <color name="black">#ff000000</color>
 </resources>

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

@@ -144,6 +144,8 @@
 
     <string name="debug_trigger_export_all_title">Trigger ExportAllService now</string>
     <string name="file_handling_category">File Handling</string>
-    <string name="overwrite_summary">Always overwrite the exported file, even if it already exists.</string>
+    <string name="overwrite_summary">Always overwrite the exported file, even if it already exists</string>
     <string name="overwrite_title">Overwrite Existing Files</string>
+    <string name="action_refesh">Refresh</string>
+    <string name="database_reloaded">Music Database Reloaded</string>
 </resources>

playmusiclib/src/main/java/de/arcus/playmusiclib/PlayMusicManager.java

@@ -373,7 +373,7 @@ public class PlayMusicManager {
      * @throws NoSuperUserException No super user permissions
      * @throws CouldNotOpenDatabaseException Could not open the database
      */
-    public void realoadDatabase() throws NoSuperUserException, CouldNotOpenDatabaseException {
+    public void reloadDatabase() throws NoSuperUserException, CouldNotOpenDatabaseException {
         // Reload database
         loadDatabase();
     }