Samples: Update smaller samples to C# 8

Samples/LibVLCSharp.GTK.Sample/LibVLCSharp.GTK.Sample.csproj

@@ -4,6 +4,7 @@
     <TargetFramework>net471</TargetFramework>
     <OutputType>WinExe</OutputType>
     <PlatformTarget>x86</PlatformTarget>
+    <LangVersion>8.0</LangVersion>
   </PropertyGroup>
 
   <ItemGroup>

Samples/LibVLCSharp.GTK.Sample/Program.cs

@@ -12,36 +12,35 @@ namespace LibVLCSharp.GTK.Sample
             // Initializes the GTK# app
             Application.Init();
 
-            using (var libvlc = new LibVLC())
-            using (var mediaPlayer = new MediaPlayer(libvlc))
+            using var libvlc = new LibVLC();
+            using var mediaPlayer = new MediaPlayer(libvlc);
+
+            // Create the window in code. This could be done in glade as well, I guess...
+            var myWin = new Window("LibVLCSharp.GTK.Sample");
+            myWin.Resize(800, 450);
+
+            // Creates the video view, and adds it to the window
+            var videoView = new VideoView { MediaPlayer = mediaPlayer };
+            myWin.Add(videoView);
+
+            //Show Everything
+            myWin.ShowAll();
+
+            //Starts playing
+            using var media = new Media(libvlc,
+                "http://commondatastorage.googleapis.com/gtv-videos-bucket/sample/BigBuckBunny.mp4",
+                FromType.FromLocation);
+
+            mediaPlayer.Play(media);
+
+            myWin.DeleteEvent += (sender, args) =>
             {
-                // Create the window in code. This could be done in glade as well, I guess...
-                Window myWin = new Window("LibVLCSharp.GTK.Sample");
-                myWin.Resize(800, 450);
-
-                // Creates the video view, and adds it to the window
-                VideoView videoView = new VideoView { MediaPlayer = mediaPlayer };
-                myWin.Add(videoView);
-
-                //Show Everything
-                myWin.ShowAll();
-
-                //Starts playing
-                using (var media = new Media(libvlc,
-                    "http://commondatastorage.googleapis.com/gtv-videos-bucket/sample/BigBuckBunny.mp4",
-                    FromType.FromLocation))
-                {
-                    mediaPlayer.Play(media);
-                }
-
-                myWin.DeleteEvent += (sender, args) => 
-                {
-                    mediaPlayer.Stop();
-                    videoView.Dispose(); 
-                    Application.Quit(); 
-                };
-                Application.Run();
-            }
+                mediaPlayer.Stop();
+                videoView.Dispose();
+                Application.Quit();
+            };
+
+            Application.Run();
         }
     }
 }

Samples/LibVLCSharp.NetCore.Sample/LibVLCSharp.NetCore.Sample.csproj

@@ -4,7 +4,7 @@
     <TargetFramework>netcoreapp2.0</TargetFramework>
     <Platforms>AnyCPU;x64;x86</Platforms>
     <RuntimeIdentifiers>win7-x64;win7-x86;osx-x64</RuntimeIdentifiers>
-    <LangVersion>7.3</LangVersion>
+    <LangVersion>8.0</LangVersion>
   </PropertyGroup>
   <ItemGroup>
     <PackageReference Include="VideoLAN.LibVLC.Windows" Version="3.0.8" />

Samples/LibVLCSharp.NetCore.Sample/Program.cs

@@ -9,16 +9,11 @@ namespace LibVLCSharp.NetCore.Sample
         {
             Core.Initialize();
 
-            using(var libVLC = new LibVLC())
-            {
-                var media = new Media(libVLC, "http://commondatastorage.googleapis.com/gtv-videos-bucket/sample/ElephantsDream.mp4", FromType.FromLocation);
-                using (var mp = new MediaPlayer(media))
-                {
-                    media.Dispose();
-                    mp.Play();
-                    Console.ReadKey();
-                }
-            }
+            using var libVLC = new LibVLC();
+            using var media = new Media(libVLC, "http://commondatastorage.googleapis.com/gtv-videos-bucket/sample/ElephantsDream.mp4", FromType.FromLocation);
+            using var mp = new MediaPlayer(media);
+            mp.Play();
+            Console.ReadKey();
         }
     }
 }

Samples/LibVLCSharp.Windows.Net40.Sample/LibVLCSharp.Windows.Net40.Sample.csproj

@@ -2,7 +2,7 @@
   <PropertyGroup>
     <OutputType>Exe</OutputType>
     <TargetFramework>net40</TargetFramework>
-    <LangVersion>7.3</LangVersion>
+    <LangVersion>8.0</LangVersion>
   </PropertyGroup>
   <ItemGroup>
     <PackageReference Include="VideoLAN.LibVLC.Windows" Version="3.0.8" />

Samples/LibVLCSharp.Windows.Net40.Sample/Program.cs

@@ -9,10 +9,11 @@ namespace LibVLCSharp.Windows.Net40.Sample
         {
             Core.Initialize();
 
-            var libVLC = new LibVLC();
-            var media = new Media(libVLC, "http://commondatastorage.googleapis.com/gtv-videos-bucket/sample/BigBuckBunny.mp4", FromType.FromLocation);
-            var mp = new MediaPlayer(media);
+            using var libVLC = new LibVLC();
+            using var media = new Media(libVLC, "http://commondatastorage.googleapis.com/gtv-videos-bucket/sample/BigBuckBunny.mp4", FromType.FromLocation);
+            using var mp = new MediaPlayer(media);
             mp.Play();
+
             Console.ReadKey();
         }
     }