Adding about section in the preferences with libraries's licenses.

Opus/Code/UI/Adapter/LibrariesAdapter.cs

@@ -0,0 +1,36 @@
+using Android.Content;
+using Android.Views;
+using Android.Widget;
+using Opus.Fragments;
+using System.Collections.Generic;
+
+namespace Opus.Adapter
+{
+    public class LibrariesAdapter : ArrayAdapter
+    {
+        public int selectedPosition;
+
+        private readonly List<string> libraries;
+        private LayoutInflater inflater;
+
+        public LibrariesAdapter(Context context, int resource, List<string> libraries) : base(context, resource, libraries)
+        {
+            this.libraries = libraries;
+        }
+
+        public override View GetView(int position, View convertView, ViewGroup parent)
+        {
+            if (inflater == null)
+            {
+                inflater = Preferences.instance.LayoutInflater;
+            }
+            if (convertView == null)
+            {
+                convertView = inflater.Inflate(Android.Resource.Layout.SimpleListItem1, parent, false);
+            }
+
+            convertView.FindViewById<TextView>(Android.Resource.Id.Text1).Text = libraries[position];
+            return convertView;
+        }
+    }
+}

Opus/Code/UI/Fragments/AboutFragment.cs

@@ -0,0 +1,69 @@
+using Android.Content;
+using Android.Net;
+using Android.OS;
+using Android.Runtime;
+using Android.Support.V7.Preferences;
+using Android.Views;
+
+namespace Opus.Fragments
+{
+    [Register("Opus/Fragments/AboutFragment")]
+    public class AboutFragment : PreferenceFragmentCompat
+    {
+        public static AboutFragment instance;
+        public View view;
+
+        public override void OnCreatePreferences(Bundle savedInstanceState, string rootKey)
+        {
+            instance = this;
+            SetPreferencesFromResource(Resource.Layout.AboutPreferences, rootKey);
+
+            //OpenSource click
+            Preference openSource = PreferenceScreen.FindPreference("view_opensource");
+            openSource.IconSpaceReserved = false;
+            openSource.PreferenceClick += (s, e) =>
+            {
+                Preferences.instance.SupportFragmentManager.BeginTransaction().Replace(Android.Resource.Id.ListContainer, new OpenSourceViewer()).AddToBackStack(null).Commit();
+            };
+
+            //Website click
+            Preference website = PreferenceScreen.FindPreference("website");
+            website.IconSpaceReserved = false;
+            website.PreferenceClick += (s, e) => 
+            {
+                Intent intent = new Intent(Intent.ActionView);
+                intent.SetData(Uri.Parse("https://www.raccoon-sdg.fr"));
+                StartActivity(intent);
+            };
+
+            //Github click
+            Preference github = PreferenceScreen.FindPreference("github");
+            github.IconSpaceReserved = false;
+            github.PreferenceClick += (s, e) =>
+            {
+                Intent intent = new Intent(Intent.ActionView);
+                intent.SetData(Uri.Parse("https://github.com/AnonymusRaccoon/Opus"));
+                StartActivity(intent);
+            };
+        }
+
+        public override void OnResume()
+        {
+            base.OnResume();
+            instance = this;
+        }
+
+        public override void OnDestroy()
+        {
+            base.OnDestroy();
+            instance = null;
+        }
+
+        public override void OnStop()
+        {
+            base.OnStop();
+            if(OpenSourceViewer.instance == null)
+                Preferences.instance.SupportActionBar.Title = Preferences.instance.GetString(Resource.String.settings);
+        }
+    }
+}

Opus/Code/UI/Fragments/DownloadFragment.cs

@@ -201,14 +201,7 @@ namespace Opus.Fragments
         public override void OnStop()
         {
             base.OnStop();
-            Preferences.instance.toolbar.Title = Preferences.instance.GetString(Resource.String.settings);
+            Preferences.instance.SupportActionBar.Title = Preferences.instance.GetString(Resource.String.settings);
-        }
-
-        public override void OnViewCreated(View view, Bundle savedInstanceState)
-        {
-            //if (MainActivity.Theme == 1)
-            //    view.SetBackgroundColor(Color.Argb(225, 33, 33, 33));
-            base.OnViewCreated(view, savedInstanceState);
         }
     }
 }

Opus/Code/UI/Fragments/Preferences.cs

@@ -28,7 +28,6 @@ namespace Opus.Fragments
     public class Preferences : AppCompatActivity
     {
         public static Preferences instance;
-        public Toolbar toolbar;
         private bool? PermissionGot;
 
         protected override void OnCreate(Bundle savedInstanceState)
@@ -36,18 +35,17 @@ namespace Opus.Fragments
             base.OnCreate(savedInstanceState);
             MainActivity.LoadTheme(this);
             SetContentView(Resource.Layout.PreferenceRoot);
-            toolbar = FindViewById<Toolbar>(Resource.Id.toolbar);
+            SetSupportActionBar(FindViewById<Toolbar>(Resource.Id.toolbar));
-            SetSupportActionBar(toolbar);
 
             instance = this;
-            toolbar.NavigationClick += (sender, e) =>
+            FindViewById<Toolbar>(Resource.Id.toolbar).NavigationClick += (sender, e) =>
             {
-                if (DownloadFragment.instance == null)
+                if (DownloadFragment.instance == null && AboutFragment.instance == null && OpenSourceViewer.instance == null)
                     Finish();
                 else if (DownloadFragment.instance != null)
-                {
                     DownloadFolderBack();
-                }
+                else
+                    SupportFragmentManager.PopBackStack();
             };
 
             SupportFragmentManager.BeginTransaction().Replace(Android.Resource.Id.ListContainer, new PreferencesFragment()).Commit();
@@ -137,6 +135,7 @@ namespace Opus.Fragments
         protected override void OnResume()
         {
             base.OnResume();
+            instance = this;
         }
     }
 
@@ -215,6 +214,7 @@ namespace Opus.Fragments
 
             versionPreference.Summary = "v" + version + (beta ? "-Beta" : "");
             versionPreference.IconSpaceReserved = false;
+            versionPreference.PreferenceClick += About;
 
             //Account
             Preference accountPreference = PreferenceScreen.FindPreference("account");
@@ -260,7 +260,7 @@ namespace Opus.Fragments
             if(await Preferences.instance.GetReadPermission())
             {
                 Preferences.instance.SupportFragmentManager.BeginTransaction().Replace(Android.Resource.Id.ListContainer, DownloadFragment.NewInstance(path)).AddToBackStack(null).Commit();
-                Preferences.instance.toolbar.Title = "Download Location";
+                Preferences.instance.SupportActionBar.Title = "Download Location";
             }
         }
         #endregion
@@ -343,5 +343,13 @@ namespace Opus.Fragments
             MainActivity.CheckForUpdate(Preferences.instance, true);
         }
         #endregion
+
+        #region About
+        private void About(object sender, Preference.PreferenceClickEventArgs e)
+        {
+            Preferences.instance.SupportFragmentManager.BeginTransaction().Replace(Android.Resource.Id.ListContainer, new AboutFragment()).AddToBackStack(null).Commit();
+            Preferences.instance.SupportActionBar.Title = GetString(Resource.String.about);
+        }
+        #endregion
     }
 }

Opus/Opus.csproj

@@ -293,31 +293,31 @@
       <HintPath>..\packages\Xamarin.Android.Support.ViewPager.28.0.0.1\lib\monoandroid90\Xamarin.Android.Support.ViewPager.dll</HintPath>
     </Reference>
     <Reference Include="Xamarin.GooglePlayServices.Auth, Version=1.0.0.0, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>..\packages\Xamarin.GooglePlayServices.Auth.70.1501.0-preview2\lib\MonoAndroid80\Xamarin.GooglePlayServices.Auth.dll</HintPath>
+      <HintPath>..\packages\Xamarin.GooglePlayServices.Auth.71.1600.0-preview9\lib\monoandroid90\Xamarin.GooglePlayServices.Auth.dll</HintPath>
     </Reference>
     <Reference Include="Xamarin.GooglePlayServices.Auth.Api.Phone, Version=1.0.0.0, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>..\packages\Xamarin.GooglePlayServices.Auth.Api.Phone.70.1501.0-preview2\lib\MonoAndroid80\Xamarin.GooglePlayServices.Auth.Api.Phone.dll</HintPath>
+      <HintPath>..\packages\Xamarin.GooglePlayServices.Auth.Api.Phone.71.1600.0-preview9\lib\monoandroid90\Xamarin.GooglePlayServices.Auth.Api.Phone.dll</HintPath>
     </Reference>
     <Reference Include="Xamarin.GooglePlayServices.Auth.Base, Version=1.0.0.0, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>..\packages\Xamarin.GooglePlayServices.Auth.Base.70.1501.0-preview2\lib\MonoAndroid80\Xamarin.GooglePlayServices.Auth.Base.dll</HintPath>
+      <HintPath>..\packages\Xamarin.GooglePlayServices.Auth.Base.71.1600.0-preview9\lib\monoandroid90\Xamarin.GooglePlayServices.Auth.Base.dll</HintPath>
     </Reference>
     <Reference Include="Xamarin.GooglePlayServices.Base, Version=1.0.0.0, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>..\packages\Xamarin.GooglePlayServices.Base.70.1501.0-preview2\lib\MonoAndroid80\Xamarin.GooglePlayServices.Base.dll</HintPath>
+      <HintPath>..\packages\Xamarin.GooglePlayServices.Base.71.1610.0-preview9\lib\monoandroid90\Xamarin.GooglePlayServices.Base.dll</HintPath>
     </Reference>
     <Reference Include="Xamarin.GooglePlayServices.Basement, Version=1.0.0.0, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>..\packages\Xamarin.GooglePlayServices.Basement.70.1501.0-preview2\lib\MonoAndroid80\Xamarin.GooglePlayServices.Basement.dll</HintPath>
+      <HintPath>..\packages\Xamarin.GooglePlayServices.Basement.71.1620.0-preview9\lib\monoandroid90\Xamarin.GooglePlayServices.Basement.dll</HintPath>
     </Reference>
     <Reference Include="Xamarin.GooglePlayServices.Cast, Version=1.0.0.0, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>..\packages\Xamarin.GooglePlayServices.Cast.70.1501.0-preview2\lib\MonoAndroid80\Xamarin.GooglePlayServices.Cast.dll</HintPath>
+      <HintPath>..\packages\Xamarin.GooglePlayServices.Cast.71.1602.0-preview9\lib\monoandroid90\Xamarin.GooglePlayServices.Cast.dll</HintPath>
     </Reference>
     <Reference Include="Xamarin.GooglePlayServices.Cast.Framework, Version=1.0.0.0, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>..\packages\Xamarin.GooglePlayServices.Cast.Framework.70.1501.0-preview2\lib\MonoAndroid80\Xamarin.GooglePlayServices.Cast.Framework.dll</HintPath>
+      <HintPath>..\packages\Xamarin.GooglePlayServices.Cast.Framework.71.1602.0-preview9\lib\monoandroid90\Xamarin.GooglePlayServices.Cast.Framework.dll</HintPath>
     </Reference>
     <Reference Include="Xamarin.GooglePlayServices.Flags, Version=1.0.0.0, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>..\packages\Xamarin.GooglePlayServices.Flags.70.1501.0-preview2\lib\MonoAndroid80\Xamarin.GooglePlayServices.Flags.dll</HintPath>
+      <HintPath>..\packages\Xamarin.GooglePlayServices.Flags.71.1601.0-preview9\lib\monoandroid90\Xamarin.GooglePlayServices.Flags.dll</HintPath>
     </Reference>
     <Reference Include="Xamarin.GooglePlayServices.Tasks, Version=1.0.0.0, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>..\packages\Xamarin.GooglePlayServices.Tasks.70.1501.0-preview2\lib\MonoAndroid80\Xamarin.GooglePlayServices.Tasks.dll</HintPath>
+      <HintPath>..\packages\Xamarin.GooglePlayServices.Tasks.71.1601.0-preview9\lib\monoandroid90\Xamarin.GooglePlayServices.Tasks.dll</HintPath>
     </Reference>
     <Reference Include="YoutubeExplode, Version=4.7.4.0, Culture=neutral, processorArchitecture=MSIL">
       <HintPath>..\packages\YoutubeExplode.4.7.4\lib\netstandard2.0\YoutubeExplode.dll</HintPath>
@@ -332,7 +332,10 @@
     <Compile Include="Code\Api\PlaylistManager.cs" />
     <Compile Include="Code\Api\SongManager.cs" />
     <Compile Include="Code\Api\YoutubeManager.cs" />
+    <Compile Include="Code\UI\Adapter\LibrariesAdapter.cs" />
+    <Compile Include="Code\UI\Fragments\AboutFragment.cs" />
     <Compile Include="Code\UI\Fragments\ChannelDetails.cs" />
+    <Compile Include="Code\UI\Fragments\OpenSourceViewer.cs" />
     <Compile Include="GlobalSuppressions.cs" />
     <Compile Include="Code\MainActivity.cs" />
     <Compile Include="Code\UI\Views\AccountPreference.cs" />
@@ -891,6 +894,9 @@
   <ItemGroup>
     <AndroidResource Include="Resources\values\customIDs.xml" />
   </ItemGroup>
+  <ItemGroup>
+    <AndroidResource Include="Resources\layout\AboutPreferences.xml" />
+  </ItemGroup>
   <Import Project="$(MSBuildExtensionsPath)\Xamarin\Android\Xamarin.Android.CSharp.targets" />
   <Import Project="..\packages\Xamarin.Android.Support.Animated.Vector.Drawable.25.4.0.2\build\MonoAndroid70\Xamarin.Android.Support.Animated.Vector.Drawable.targets" Condition="Exists('..\packages\Xamarin.Android.Support.Animated.Vector.Drawable.25.4.0.2\build\MonoAndroid70\Xamarin.Android.Support.Animated.Vector.Drawable.targets')" />
   <Import Project="..\packages\Xamarin.Android.Support.v7.Preference.25.4.0.2\build\MonoAndroid70\Xamarin.Android.Support.v7.Preference.targets" Condition="Exists('..\packages\Xamarin.Android.Support.v7.Preference.25.4.0.2\build\MonoAndroid70\Xamarin.Android.Support.v7.Preference.targets')" />
@@ -907,15 +913,6 @@
     <Error Condition="!Exists('..\packages\NETStandard.Library.2.0.3\build\netstandard2.0\NETStandard.Library.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\NETStandard.Library.2.0.3\build\netstandard2.0\NETStandard.Library.targets'))" />
     <Error Condition="!Exists('..\packages\Xamarin.Build.Download.0.4.11\build\Xamarin.Build.Download.props')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Xamarin.Build.Download.0.4.11\build\Xamarin.Build.Download.props'))" />
     <Error Condition="!Exists('..\packages\Xamarin.Build.Download.0.4.11\build\Xamarin.Build.Download.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Xamarin.Build.Download.0.4.11\build\Xamarin.Build.Download.targets'))" />
-    <Error Condition="!Exists('..\packages\Xamarin.GooglePlayServices.Basement.70.1501.0-preview2\build\MonoAndroid80\Xamarin.GooglePlayServices.Basement.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Xamarin.GooglePlayServices.Basement.70.1501.0-preview2\build\MonoAndroid80\Xamarin.GooglePlayServices.Basement.targets'))" />
-    <Error Condition="!Exists('..\packages\Xamarin.GooglePlayServices.Tasks.70.1501.0-preview2\build\MonoAndroid80\Xamarin.GooglePlayServices.Tasks.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Xamarin.GooglePlayServices.Tasks.70.1501.0-preview2\build\MonoAndroid80\Xamarin.GooglePlayServices.Tasks.targets'))" />
-    <Error Condition="!Exists('..\packages\Xamarin.GooglePlayServices.Base.70.1501.0-preview2\build\MonoAndroid80\Xamarin.GooglePlayServices.Base.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Xamarin.GooglePlayServices.Base.70.1501.0-preview2\build\MonoAndroid80\Xamarin.GooglePlayServices.Base.targets'))" />
-    <Error Condition="!Exists('..\packages\Xamarin.GooglePlayServices.Auth.Api.Phone.70.1501.0-preview2\build\MonoAndroid80\Xamarin.GooglePlayServices.Auth.Api.Phone.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Xamarin.GooglePlayServices.Auth.Api.Phone.70.1501.0-preview2\build\MonoAndroid80\Xamarin.GooglePlayServices.Auth.Api.Phone.targets'))" />
-    <Error Condition="!Exists('..\packages\Xamarin.GooglePlayServices.Auth.Base.70.1501.0-preview2\build\MonoAndroid80\Xamarin.GooglePlayServices.Auth.Base.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Xamarin.GooglePlayServices.Auth.Base.70.1501.0-preview2\build\MonoAndroid80\Xamarin.GooglePlayServices.Auth.Base.targets'))" />
-    <Error Condition="!Exists('..\packages\Xamarin.GooglePlayServices.Auth.70.1501.0-preview2\build\MonoAndroid80\Xamarin.GooglePlayServices.Auth.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Xamarin.GooglePlayServices.Auth.70.1501.0-preview2\build\MonoAndroid80\Xamarin.GooglePlayServices.Auth.targets'))" />
-    <Error Condition="!Exists('..\packages\Xamarin.GooglePlayServices.Flags.70.1501.0-preview2\build\MonoAndroid80\Xamarin.GooglePlayServices.Flags.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Xamarin.GooglePlayServices.Flags.70.1501.0-preview2\build\MonoAndroid80\Xamarin.GooglePlayServices.Flags.targets'))" />
-    <Error Condition="!Exists('..\packages\Xamarin.GooglePlayServices.Cast.70.1501.0-preview2\build\MonoAndroid80\Xamarin.GooglePlayServices.Cast.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Xamarin.GooglePlayServices.Cast.70.1501.0-preview2\build\MonoAndroid80\Xamarin.GooglePlayServices.Cast.targets'))" />
-    <Error Condition="!Exists('..\packages\Xamarin.GooglePlayServices.Cast.Framework.70.1501.0-preview2\build\MonoAndroid80\Xamarin.GooglePlayServices.Cast.Framework.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Xamarin.GooglePlayServices.Cast.Framework.70.1501.0-preview2\build\MonoAndroid80\Xamarin.GooglePlayServices.Cast.Framework.targets'))" />
     <Error Condition="!Exists('..\packages\Xamarin.Android.Support.Annotations.28.0.0.1\build\monoandroid90\Xamarin.Android.Support.Annotations.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Xamarin.Android.Support.Annotations.28.0.0.1\build\monoandroid90\Xamarin.Android.Support.Annotations.targets'))" />
     <Error Condition="!Exists('..\packages\Xamarin.Android.Arch.Core.Common.1.1.1.1\build\monoandroid90\Xamarin.Android.Arch.Core.Common.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Xamarin.Android.Arch.Core.Common.1.1.1.1\build\monoandroid90\Xamarin.Android.Arch.Core.Common.targets'))" />
     <Error Condition="!Exists('..\packages\Xamarin.Android.Arch.Core.Runtime.1.1.1.1\build\monoandroid90\Xamarin.Android.Arch.Core.Runtime.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Xamarin.Android.Arch.Core.Runtime.1.1.1.1\build\monoandroid90\Xamarin.Android.Arch.Core.Runtime.targets'))" />
@@ -955,17 +952,17 @@
     <Error Condition="!Exists('..\packages\Xamarin.Android.Support.Design.28.0.0.1\build\monoandroid90\Xamarin.Android.Support.Design.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Xamarin.Android.Support.Design.28.0.0.1\build\monoandroid90\Xamarin.Android.Support.Design.targets'))" />
     <Error Condition="!Exists('..\packages\Xamarin.Android.Support.v7.MediaRouter.28.0.0.1\build\monoandroid90\Xamarin.Android.Support.v7.MediaRouter.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Xamarin.Android.Support.v7.MediaRouter.28.0.0.1\build\monoandroid90\Xamarin.Android.Support.v7.MediaRouter.targets'))" />
     <Error Condition="!Exists('..\packages\Xamarin.Android.Support.v7.Preference.28.0.0.1\build\monoandroid90\Xamarin.Android.Support.v7.Preference.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Xamarin.Android.Support.v7.Preference.28.0.0.1\build\monoandroid90\Xamarin.Android.Support.v7.Preference.targets'))" />
+    <Error Condition="!Exists('..\packages\Xamarin.GooglePlayServices.Basement.71.1620.0-preview9\build\MonoAndroid90\Xamarin.GooglePlayServices.Basement.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Xamarin.GooglePlayServices.Basement.71.1620.0-preview9\build\MonoAndroid90\Xamarin.GooglePlayServices.Basement.targets'))" />
+    <Error Condition="!Exists('..\packages\Xamarin.GooglePlayServices.Tasks.71.1601.0-preview9\build\MonoAndroid90\Xamarin.GooglePlayServices.Tasks.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Xamarin.GooglePlayServices.Tasks.71.1601.0-preview9\build\MonoAndroid90\Xamarin.GooglePlayServices.Tasks.targets'))" />
+    <Error Condition="!Exists('..\packages\Xamarin.GooglePlayServices.Base.71.1610.0-preview9\build\MonoAndroid90\Xamarin.GooglePlayServices.Base.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Xamarin.GooglePlayServices.Base.71.1610.0-preview9\build\MonoAndroid90\Xamarin.GooglePlayServices.Base.targets'))" />
+    <Error Condition="!Exists('..\packages\Xamarin.GooglePlayServices.Auth.Api.Phone.71.1600.0-preview9\build\MonoAndroid90\Xamarin.GooglePlayServices.Auth.Api.Phone.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Xamarin.GooglePlayServices.Auth.Api.Phone.71.1600.0-preview9\build\MonoAndroid90\Xamarin.GooglePlayServices.Auth.Api.Phone.targets'))" />
+    <Error Condition="!Exists('..\packages\Xamarin.GooglePlayServices.Auth.Base.71.1600.0-preview9\build\MonoAndroid90\Xamarin.GooglePlayServices.Auth.Base.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Xamarin.GooglePlayServices.Auth.Base.71.1600.0-preview9\build\MonoAndroid90\Xamarin.GooglePlayServices.Auth.Base.targets'))" />
+    <Error Condition="!Exists('..\packages\Xamarin.GooglePlayServices.Auth.71.1600.0-preview9\build\MonoAndroid90\Xamarin.GooglePlayServices.Auth.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Xamarin.GooglePlayServices.Auth.71.1600.0-preview9\build\MonoAndroid90\Xamarin.GooglePlayServices.Auth.targets'))" />
+    <Error Condition="!Exists('..\packages\Xamarin.GooglePlayServices.Flags.71.1601.0-preview9\build\MonoAndroid90\Xamarin.GooglePlayServices.Flags.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Xamarin.GooglePlayServices.Flags.71.1601.0-preview9\build\MonoAndroid90\Xamarin.GooglePlayServices.Flags.targets'))" />
+    <Error Condition="!Exists('..\packages\Xamarin.GooglePlayServices.Cast.71.1602.0-preview9\build\MonoAndroid90\Xamarin.GooglePlayServices.Cast.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Xamarin.GooglePlayServices.Cast.71.1602.0-preview9\build\MonoAndroid90\Xamarin.GooglePlayServices.Cast.targets'))" />
+    <Error Condition="!Exists('..\packages\Xamarin.GooglePlayServices.Cast.Framework.71.1602.0-preview9\build\MonoAndroid90\Xamarin.GooglePlayServices.Cast.Framework.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Xamarin.GooglePlayServices.Cast.Framework.71.1602.0-preview9\build\MonoAndroid90\Xamarin.GooglePlayServices.Cast.Framework.targets'))" />
   </Target>
   <Import Project="..\packages\Xamarin.Build.Download.0.4.11\build\Xamarin.Build.Download.targets" Condition="Exists('..\packages\Xamarin.Build.Download.0.4.11\build\Xamarin.Build.Download.targets')" />
-  <Import Project="..\packages\Xamarin.GooglePlayServices.Basement.70.1501.0-preview2\build\MonoAndroid80\Xamarin.GooglePlayServices.Basement.targets" Condition="Exists('..\packages\Xamarin.GooglePlayServices.Basement.70.1501.0-preview2\build\MonoAndroid80\Xamarin.GooglePlayServices.Basement.targets')" />
-  <Import Project="..\packages\Xamarin.GooglePlayServices.Tasks.70.1501.0-preview2\build\MonoAndroid80\Xamarin.GooglePlayServices.Tasks.targets" Condition="Exists('..\packages\Xamarin.GooglePlayServices.Tasks.70.1501.0-preview2\build\MonoAndroid80\Xamarin.GooglePlayServices.Tasks.targets')" />
-  <Import Project="..\packages\Xamarin.GooglePlayServices.Base.70.1501.0-preview2\build\MonoAndroid80\Xamarin.GooglePlayServices.Base.targets" Condition="Exists('..\packages\Xamarin.GooglePlayServices.Base.70.1501.0-preview2\build\MonoAndroid80\Xamarin.GooglePlayServices.Base.targets')" />
-  <Import Project="..\packages\Xamarin.GooglePlayServices.Auth.Api.Phone.70.1501.0-preview2\build\MonoAndroid80\Xamarin.GooglePlayServices.Auth.Api.Phone.targets" Condition="Exists('..\packages\Xamarin.GooglePlayServices.Auth.Api.Phone.70.1501.0-preview2\build\MonoAndroid80\Xamarin.GooglePlayServices.Auth.Api.Phone.targets')" />
-  <Import Project="..\packages\Xamarin.GooglePlayServices.Auth.Base.70.1501.0-preview2\build\MonoAndroid80\Xamarin.GooglePlayServices.Auth.Base.targets" Condition="Exists('..\packages\Xamarin.GooglePlayServices.Auth.Base.70.1501.0-preview2\build\MonoAndroid80\Xamarin.GooglePlayServices.Auth.Base.targets')" />
-  <Import Project="..\packages\Xamarin.GooglePlayServices.Auth.70.1501.0-preview2\build\MonoAndroid80\Xamarin.GooglePlayServices.Auth.targets" Condition="Exists('..\packages\Xamarin.GooglePlayServices.Auth.70.1501.0-preview2\build\MonoAndroid80\Xamarin.GooglePlayServices.Auth.targets')" />
-  <Import Project="..\packages\Xamarin.GooglePlayServices.Flags.70.1501.0-preview2\build\MonoAndroid80\Xamarin.GooglePlayServices.Flags.targets" Condition="Exists('..\packages\Xamarin.GooglePlayServices.Flags.70.1501.0-preview2\build\MonoAndroid80\Xamarin.GooglePlayServices.Flags.targets')" />
-  <Import Project="..\packages\Xamarin.GooglePlayServices.Cast.70.1501.0-preview2\build\MonoAndroid80\Xamarin.GooglePlayServices.Cast.targets" Condition="Exists('..\packages\Xamarin.GooglePlayServices.Cast.70.1501.0-preview2\build\MonoAndroid80\Xamarin.GooglePlayServices.Cast.targets')" />
-  <Import Project="..\packages\Xamarin.GooglePlayServices.Cast.Framework.70.1501.0-preview2\build\MonoAndroid80\Xamarin.GooglePlayServices.Cast.Framework.targets" Condition="Exists('..\packages\Xamarin.GooglePlayServices.Cast.Framework.70.1501.0-preview2\build\MonoAndroid80\Xamarin.GooglePlayServices.Cast.Framework.targets')" />
   <Import Project="..\packages\Xamarin.Android.Support.Annotations.28.0.0.1\build\monoandroid90\Xamarin.Android.Support.Annotations.targets" Condition="Exists('..\packages\Xamarin.Android.Support.Annotations.28.0.0.1\build\monoandroid90\Xamarin.Android.Support.Annotations.targets')" />
   <Import Project="..\packages\Xamarin.Android.Arch.Core.Common.1.1.1.1\build\monoandroid90\Xamarin.Android.Arch.Core.Common.targets" Condition="Exists('..\packages\Xamarin.Android.Arch.Core.Common.1.1.1.1\build\monoandroid90\Xamarin.Android.Arch.Core.Common.targets')" />
   <Import Project="..\packages\Xamarin.Android.Arch.Core.Runtime.1.1.1.1\build\monoandroid90\Xamarin.Android.Arch.Core.Runtime.targets" Condition="Exists('..\packages\Xamarin.Android.Arch.Core.Runtime.1.1.1.1\build\monoandroid90\Xamarin.Android.Arch.Core.Runtime.targets')" />
@@ -1005,6 +1002,15 @@
   <Import Project="..\packages\Xamarin.Android.Support.Design.28.0.0.1\build\monoandroid90\Xamarin.Android.Support.Design.targets" Condition="Exists('..\packages\Xamarin.Android.Support.Design.28.0.0.1\build\monoandroid90\Xamarin.Android.Support.Design.targets')" />
   <Import Project="..\packages\Xamarin.Android.Support.v7.MediaRouter.28.0.0.1\build\monoandroid90\Xamarin.Android.Support.v7.MediaRouter.targets" Condition="Exists('..\packages\Xamarin.Android.Support.v7.MediaRouter.28.0.0.1\build\monoandroid90\Xamarin.Android.Support.v7.MediaRouter.targets')" />
   <Import Project="..\packages\Xamarin.Android.Support.v7.Preference.28.0.0.1\build\monoandroid90\Xamarin.Android.Support.v7.Preference.targets" Condition="Exists('..\packages\Xamarin.Android.Support.v7.Preference.28.0.0.1\build\monoandroid90\Xamarin.Android.Support.v7.Preference.targets')" />
+  <Import Project="..\packages\Xamarin.GooglePlayServices.Basement.71.1620.0-preview9\build\MonoAndroid90\Xamarin.GooglePlayServices.Basement.targets" Condition="Exists('..\packages\Xamarin.GooglePlayServices.Basement.71.1620.0-preview9\build\MonoAndroid90\Xamarin.GooglePlayServices.Basement.targets')" />
+  <Import Project="..\packages\Xamarin.GooglePlayServices.Tasks.71.1601.0-preview9\build\MonoAndroid90\Xamarin.GooglePlayServices.Tasks.targets" Condition="Exists('..\packages\Xamarin.GooglePlayServices.Tasks.71.1601.0-preview9\build\MonoAndroid90\Xamarin.GooglePlayServices.Tasks.targets')" />
+  <Import Project="..\packages\Xamarin.GooglePlayServices.Base.71.1610.0-preview9\build\MonoAndroid90\Xamarin.GooglePlayServices.Base.targets" Condition="Exists('..\packages\Xamarin.GooglePlayServices.Base.71.1610.0-preview9\build\MonoAndroid90\Xamarin.GooglePlayServices.Base.targets')" />
+  <Import Project="..\packages\Xamarin.GooglePlayServices.Auth.Api.Phone.71.1600.0-preview9\build\MonoAndroid90\Xamarin.GooglePlayServices.Auth.Api.Phone.targets" Condition="Exists('..\packages\Xamarin.GooglePlayServices.Auth.Api.Phone.71.1600.0-preview9\build\MonoAndroid90\Xamarin.GooglePlayServices.Auth.Api.Phone.targets')" />
+  <Import Project="..\packages\Xamarin.GooglePlayServices.Auth.Base.71.1600.0-preview9\build\MonoAndroid90\Xamarin.GooglePlayServices.Auth.Base.targets" Condition="Exists('..\packages\Xamarin.GooglePlayServices.Auth.Base.71.1600.0-preview9\build\MonoAndroid90\Xamarin.GooglePlayServices.Auth.Base.targets')" />
+  <Import Project="..\packages\Xamarin.GooglePlayServices.Auth.71.1600.0-preview9\build\MonoAndroid90\Xamarin.GooglePlayServices.Auth.targets" Condition="Exists('..\packages\Xamarin.GooglePlayServices.Auth.71.1600.0-preview9\build\MonoAndroid90\Xamarin.GooglePlayServices.Auth.targets')" />
+  <Import Project="..\packages\Xamarin.GooglePlayServices.Flags.71.1601.0-preview9\build\MonoAndroid90\Xamarin.GooglePlayServices.Flags.targets" Condition="Exists('..\packages\Xamarin.GooglePlayServices.Flags.71.1601.0-preview9\build\MonoAndroid90\Xamarin.GooglePlayServices.Flags.targets')" />
+  <Import Project="..\packages\Xamarin.GooglePlayServices.Cast.71.1602.0-preview9\build\MonoAndroid90\Xamarin.GooglePlayServices.Cast.targets" Condition="Exists('..\packages\Xamarin.GooglePlayServices.Cast.71.1602.0-preview9\build\MonoAndroid90\Xamarin.GooglePlayServices.Cast.targets')" />
+  <Import Project="..\packages\Xamarin.GooglePlayServices.Cast.Framework.71.1602.0-preview9\build\MonoAndroid90\Xamarin.GooglePlayServices.Cast.Framework.targets" Condition="Exists('..\packages\Xamarin.GooglePlayServices.Cast.Framework.71.1602.0-preview9\build\MonoAndroid90\Xamarin.GooglePlayServices.Cast.Framework.targets')" />
   <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
 		Other similar extension points exist, see Microsoft.Common.targets.
 		<Target Name="BeforeBuild">

Opus/Resources/layout/AboutPreferences.xml

@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<android.support.v7.preference.PreferenceScreen
+  xmlns:android="http://schemas.android.com/apk/res/android"
+  xmlns:app="http://schemas.android/com/apk/res-auto"
+  android:id="@+id/PreferenceScreen">
+  <android.support.v7.preference.Preference
+    android:key="view_opensource"
+    android:title="@string/opensource" />
+  <android.support.v7.preference.Preference
+    android:key="website"
+    android:title="@string/website"
+    android:summary="www.raccoon-sdg.fr"/>
+  <android.support.v7.preference.Preference
+    android:key="github"
+    android:title="@string/github"
+    android:summary="github.com/AnonymusRaccoon/Opus"/>
+</android.support.v7.preference.PreferenceScreen>

Opus/Resources/layout/Preferences.xml

@@ -32,7 +32,7 @@
       android:title="@string/check_updates"
       android:key="update"/>
     <android.support.v7.preference.Preference
-      android:title="@string/version"
+      android:title="@string/about"
       android:key="version" />
     <AccountPreference
       android:key="account"

Opus/Resources/values-es/strings.xml

@@ -170,7 +170,7 @@
   <string name="dark_theme">Tema Obscuro</string>
   <string name="others">Otros</string>
   <string name="check_updates">Buscar actualizaciones</string>
-  <string name="version">Version</string>
+  <string name="about">About</string>
   <string name="not_log">Desconectado</string>
   <string name="logged_in">Conectado al mismo tiempo que</string>
   <string name="log_in">CONEXIÓN</string>

Opus/Resources/values-fr/strings.xml

@@ -191,12 +191,15 @@
   <string name="black_theme">Thème noir</string>
   <string name="others">Autres</string>
   <string name="check_updates">Rechercher des mises à jour</string>
-  <string name="version">Version</string>
+  <string name="about">À propos</string>
   <string name="not_log">Déconnecté</string>
   <string name="logged_in">Connecté en temps que</string>
   <string name="log_in">CONNECTION</string>
   <string name="log_out">DECONNECTION</string>
   <string name="login_disabled">Les connections ont été désactivée suite a une restriction de google.</string>
+  <string name="opensource">Licenses open source</string>
+  <string name="website">Site internet de l\'application</string>
+  <string name="github">Github de l\'application</string>
 
   <!--Snackbars and others-->
   <string name="undo">Annuler</string>

Opus/Resources/values/strings.xml

@@ -191,12 +191,15 @@
   <string name="black_theme">Black Theme</string>
   <string name="others">Others</string>
   <string name="check_updates">Check for updates</string>
-  <string name="version">Version</string>
+  <string name="about">About</string>
   <string name="not_log">Not logged in</string>
   <string name="logged_in">Logged in as</string>
   <string name="log_in">LOG IN</string>
   <string name="log_out">LOG OUT</string>
   <string name="login_disabled">Login behaviors has been disabled for now due to a restriction from google.</string>
+  <string name="opensource">Open source licenses</string>
+  <string name="website">App website</string>
+  <string name="github">App github</string>
 
   <!--Snackbars and others-->
   <string name="undo">Undo</string>

Opus/packages.config

@@ -116,14 +116,14 @@
   <package id="Xamarin.Android.Support.VersionedParcelable" version="28.0.0.1" targetFramework="monoandroid90" />
   <package id="Xamarin.Android.Support.ViewPager" version="28.0.0.1" targetFramework="monoandroid90" />
   <package id="Xamarin.Build.Download" version="0.4.11" targetFramework="monoandroid81" />
-  <package id="Xamarin.GooglePlayServices.Auth" version="70.1501.0-preview2" targetFramework="monoandroid81" />
+  <package id="Xamarin.GooglePlayServices.Auth" version="71.1600.0-preview9" targetFramework="monoandroid90" />
-  <package id="Xamarin.GooglePlayServices.Auth.Api.Phone" version="70.1501.0-preview2" targetFramework="monoandroid81" />
+  <package id="Xamarin.GooglePlayServices.Auth.Api.Phone" version="71.1600.0-preview9" targetFramework="monoandroid90" />
-  <package id="Xamarin.GooglePlayServices.Auth.Base" version="70.1501.0-preview2" targetFramework="monoandroid81" />
+  <package id="Xamarin.GooglePlayServices.Auth.Base" version="71.1600.0-preview9" targetFramework="monoandroid90" />
-  <package id="Xamarin.GooglePlayServices.Base" version="70.1501.0-preview2" targetFramework="monoandroid81" />
+  <package id="Xamarin.GooglePlayServices.Base" version="71.1610.0-preview9" targetFramework="monoandroid90" />
-  <package id="Xamarin.GooglePlayServices.Basement" version="70.1501.0-preview2" targetFramework="monoandroid81" />
+  <package id="Xamarin.GooglePlayServices.Basement" version="71.1620.0-preview9" targetFramework="monoandroid90" />
-  <package id="Xamarin.GooglePlayServices.Cast" version="70.1501.0-preview2" targetFramework="monoandroid81" />
+  <package id="Xamarin.GooglePlayServices.Cast" version="71.1602.0-preview9" targetFramework="monoandroid90" />
-  <package id="Xamarin.GooglePlayServices.Cast.Framework" version="70.1501.0-preview2" targetFramework="monoandroid81" />
+  <package id="Xamarin.GooglePlayServices.Cast.Framework" version="71.1602.0-preview9" targetFramework="monoandroid90" />
-  <package id="Xamarin.GooglePlayServices.Flags" version="70.1501.0-preview2" targetFramework="monoandroid81" />
+  <package id="Xamarin.GooglePlayServices.Flags" version="71.1601.0-preview9" targetFramework="monoandroid90" />
-  <package id="Xamarin.GooglePlayServices.Tasks" version="70.1501.0-preview2" targetFramework="monoandroid81" />
+  <package id="Xamarin.GooglePlayServices.Tasks" version="71.1601.0-preview9" targetFramework="monoandroid90" />
   <package id="YoutubeExplode" version="4.7.4" targetFramework="monoandroid90" />
 </packages>