Localize strings in OutputWindowHelper (#6059)

* Localize strings for OutputWindowHelper

* Name strings with variables

* Add back copyright for VSPackage.Designer.cs files

* Keep OutputWindowHelper.cs newlines consistent with WizardImplementation.cs

* Remove extra string variables for performance

Author: lauren-ciha

dev/VSIX/Extension/Cpp/Common/VSPackage.Designer.cs

@@ -250,4 +250,10 @@ For more details on the error, check the General tab in the Output window.</valu
   <data name="1052" xml:space="preserve">
     <value>Please manually add package references before building.</value>
   </data>
+  <data name="1053" xml:space="preserve">
+    <value>General</value>
+  </data>
+  <data name="1054" xml:space="preserve">
+    <value>No output information available.</value>
+  </data>
 </root>

dev/VSIX/Extension/Cpp/Common/VSPackage.resx

@@ -246,4 +246,10 @@
   <data name="1052" xml:space="preserve">
     <value>Please manually add package references before building.</value>
   </data>
-</root>
+  <data name="1053" xml:space="preserve">
+    <value>General</value>
+  </data>
+  <data name="1054" xml:space="preserve">
+    <value>No output information available.</value>
+  </data>
+</root>

dev/VSIX/Extension/Cs/Common/VSPackage.Designer.cs

@@ -5,6 +5,16 @@
 using Microsoft.VisualStudio.Shell;
 using Microsoft.VisualStudio.Shell.Interop;
 
+// Although the strings are the same in the wizard for both extensions,
+// they are included with both their respective VSPackages.
+// Strings for both extensions can be found in {PathToWindowsAppSDK}\dev\VSIX\Extension\Cs\Common\VSPackage.resx
+// Wizard strings are numbers 1044 and above.
+#if CSHARP_EXTENSION
+using Resources = WindowsAppSDK.Cs.Extension.Dev17.VSPackage;
+#elif CPP_EXTENSION
+using Resources = WindowsAppSDK.Cpp.Extension.Dev17.VSPackage;
+#endif
+
 namespace WindowsAppSDK.TemplateUtilities
 {
     internal static class OutputWindowHelper
@@ -17,37 +27,34 @@ internal static class OutputWindowHelper
         public static void ShowMessageInOutputWindow(string message, bool clearPane = true)
         {
             ThreadHelper.ThrowIfNotOnUIThread();
-            
             // Log to Output window
             IVsOutputWindow outputWindow = ServiceProvider.GlobalProvider.GetService(typeof(SVsOutputWindow)) as IVsOutputWindow;
             if (outputWindow != null)
             {
                 Guid guidGeneral = Microsoft.VisualStudio.VSConstants.GUID_OutWindowGeneralPane;
                 IVsOutputWindowPane pane;
                 int hr = outputWindow.GetPane(ref guidGeneral, out pane);
-                
                 // Create pane if it doesn't exist
                 if (pane == null)
                 {
-                    hr = outputWindow.CreatePane(ref guidGeneral, "General", 1, 1);
+                    hr = outputWindow.CreatePane(ref guidGeneral, Resources._1053, 1, 1);
                     if (hr == Microsoft.VisualStudio.VSConstants.S_OK)
                     {
                         outputWindow.GetPane(ref guidGeneral, out pane);
                     }
                 }
-                
+
                 if (pane != null)
                 {
                     pane.Activate();
                     if (clearPane)
                     {
                         pane.Clear();
                     }
-                    pane.OutputStringThreadSafe(message ?? "No error details available.");
+                    pane.OutputStringThreadSafe(message ?? Resources._1054);
                     pane.OutputStringThreadSafe("\n");
                 }
             }
-
             // Show the Output window
             var dte = ServiceProvider.GlobalProvider.GetService(typeof(EnvDTE.DTE)) as EnvDTE.DTE;
             if (dte != null)