Message when checking for updates and there are none

Handlers/SnapcastHandler.cs

@@ -61,10 +61,10 @@ namespace unison
                 }
                 catch (Exception err)
                 {
-                    MessageBox.Show($"[{unison.Resources.Resources.Snapcast_Popup1}]\n" +
+                    MessageBox.Show($"[{Resources.Resources.Snapcast_Popup1}]\n" +
-                                    $"{unison.Resources.Resources.Snapcast_Popup2} {err.Message}\n\n" +
+                                    $"{Resources.Resources.Snapcast_Popup2} {err.Message}\n\n" +
-                                    $"{unison.Resources.Resources.Snapcast_Popup3} {Properties.Settings.Default.snapcast_path}\n" +
+                                    $"{Resources.Resources.Snapcast_Popup3} {Properties.Settings.Default.snapcast_path}\n" +
-                                    $"{unison.Resources.Resources.Snapcast_Popup4}",
+                                    $"{Resources.Resources.Snapcast_Popup4}",
                                     "unison", MessageBoxButton.OK, MessageBoxImage.Error);
                     return;
                 }

Handlers/UpdateHandler.cs

@@ -1,4 +1,5 @@
-using System.Windows;
+using System.Diagnostics;
+using System.Windows;
 using AutoUpdaterDotNET;
 
 namespace unison.Handlers
@@ -10,14 +11,17 @@ namespace unison.Handlers
         private bool _UpdateAvailable = false;
         public bool UpdateAvailable() => _UpdateAvailable;
 
+        private bool _RequestedCheck = false;
+
         public UpdateHandler()
         {
             AutoUpdater.CheckForUpdateEvent += AutoUpdaterOnCheckForUpdateEvent;
             Start();
         }
 
-        public void Start()
+        public void Start(bool RequestCheck = false)
         {
+            _RequestedCheck = RequestCheck;
             AutoUpdater.Start(xmlFile);
         }
 
@@ -38,11 +42,16 @@ namespace unison.Handlers
                     MainWindow MainWin = (MainWindow)Application.Current.MainWindow;
                     MainWin.UpdateUpdateStatus(number);
 
-                    MessageBoxResult Result = MessageBox.Show($"{unison.Resources.Resources.Update_Message1} {number}.\n{unison.Resources.Resources.Update_Message2}",
+                    MessageBoxResult Result = MessageBox.Show($"{Resources.Resources.Update_Message1} {number}.\n{Resources.Resources.Update_Message2}",
                                                                 "unison", MessageBoxButton.YesNo, MessageBoxImage.Information);
                     if (Result == MessageBoxResult.Yes)
                         AutoUpdater.DownloadUpdate(args);
                 }
+                else
+                {
+                    if (_RequestedCheck)
+                        MessageBox.Show($"{Resources.Resources.Update_NoUpdate}", "unison", MessageBoxButton.OK, MessageBoxImage.Information);
+                }
             }
         }
     }

Resources/Resources.Designer.cs

@@ -654,6 +654,15 @@ namespace unison.Resources {
             }
         }
         
+        /// <summary>
+        ///   Looks up a localized string similar to No update available..
+        /// </summary>
+        public static string Update_NoUpdate {
+            get {
+                return ResourceManager.GetString("Update_NoUpdate", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   Looks up a localized string similar to New version.
         /// </summary>

Resources/Resources.es-ES.resx

@@ -315,6 +315,9 @@
   <data name="Update_Message2" xml:space="preserve">
     <value>¿Instalar ahora?</value>
   </data>
+  <data name="Update_NoUpdate" xml:space="preserve">
+    <value>No actualización disponible.</value>
+  </data>
   <data name="Update_String1" xml:space="preserve">
     <value>¡Nueva versión</value>
   </data>

Resources/Resources.fr-FR.resx

@@ -298,13 +298,13 @@
     <value>Temps d'écoute écoulé :</value>
   </data>
   <data name="Stats_Uptime" xml:space="preserve">
-    <value>MPD lancé depuis : </value>
+    <value>MPD lancé depuis :</value>
   </data>
   <data name="StopSnapcast" xml:space="preserve">
     <value>Stopper Snapcast</value>
   </data>
   <data name="Update_ButtonCheck" xml:space="preserve">
-    <value>Chercher une mise à jour</value>
+    <value>Vérifier les mises à jour</value>
   </data>
   <data name="Update_ButtonStart" xml:space="preserve">
     <value>Mettre à jour</value>
@@ -315,6 +315,9 @@
   <data name="Update_Message2" xml:space="preserve">
     <value>Installer maintenant ?</value>
   </data>
+  <data name="Update_NoUpdate" xml:space="preserve">
+    <value>Pas de mise à jour disponible.</value>
+  </data>
   <data name="Update_String1" xml:space="preserve">
     <value>Nouvelle version</value>
   </data>

Resources/Resources.resx

@@ -315,6 +315,9 @@
   <data name="Update_Message2" xml:space="preserve">
     <value>Install now?</value>
   </data>
+  <data name="Update_NoUpdate" xml:space="preserve">
+    <value>No update available.</value>
+  </data>
   <data name="Update_String1" xml:space="preserve">
     <value>New version</value>
   </data>

Views/Settings.xaml.cs

@@ -149,7 +149,7 @@ namespace unison
         private void CheckUpdates(object sender, RoutedEventArgs e)
         {
             UpdateHandler updater = (UpdateHandler)Application.Current.Properties["updater"];
-            updater.Start();
+            updater.Start(true);
         }
 
         public void UpdateUpdateStatus(string version)