Update README.md

2026-06-21 13:57:37 +00:00 · 2024-07-07 16:40:17 +02:00
parent ac7b3258df
commit 754471423f
1 changed files with 71 additions and 0 deletions
@@ -81,4 +81,75 @@ namespace WingetTest
    }
 }

+```
+
+# Fetching installed packages
+
+```csharp
+using Microsoft.Management.Deployment;
+using System.Security.Principal;
+using Windows.ApplicationModel;
+
+
+// Include WinGet Namespace
+using WindowsPackageManager.Interop;
+
+namespace WingetTest
+{
+    internal class Program
+    {
+        static public void Main(string[] args)
+        {
+            // var WinGetFactory = new WindowsPackageManagerElevatedFactory();
+            var WinGetFactory = new WindowsPackageManagerStandardFactory();
+            var WinGetManager = WinGetFactory.CreatePackageManager();
+
+            // CHANGE THIS INDEX TO CHANGE THE SOURCE
+            int selectedIndex = 0;
+            
+            PackageCatalogReference installedSearchCatalogRef;
+            if (selectedIndex < 0)
+            {
+                installedSearchCatalogRef = WinGetManager.GetLocalPackageCatalog(LocalPackageCatalog.InstalledPackages);
+            }
+            else
+            {
+                PackageCatalogReference selectedRemoteCatalogRef = WinGetManager.GetPackageCatalogs().ToArray().ElementAt(selectedIndex);
+                
+                Console.WriteLine($"Searching on package catalog {selectedRemoteCatalogRef.Info.Name} ");
+                CreateCompositePackageCatalogOptions createCompositePackageCatalogOptions = WinGetFactory.CreateCreateCompositePackageCatalogOptions();
+                createCompositePackageCatalogOptions.Catalogs.Add(selectedRemoteCatalogRef);
+                createCompositePackageCatalogOptions.CompositeSearchBehavior = CompositeSearchBehavior.LocalCatalogs;
+                installedSearchCatalogRef = WinGetManager.CreateCompositePackageCatalog(createCompositePackageCatalogOptions);
+            }
+            
+            var ConnectResult = installedSearchCatalogRef.Connect();
+            if (ConnectResult.Status != ConnectResultStatus.Ok)
+            {
+                throw new Exception("WinGet: Failed to connect to local catalog.");
+            }
+
+            FindPackagesOptions findPackagesOptions = WinGetFactory.CreateFindPackagesOptions();
+            PackageMatchFilter filter = WinGetFactory.CreatePackageMatchFilter();
+            filter.Field = PackageMatchField.Id;
+            filter.Option = PackageFieldMatchOption.ContainsCaseInsensitive;
+            filter.Value = "";
+            findPackagesOptions.Filters.Add(filter);
+
+            var TaskResult = ConnectResult.PackageCatalog.FindPackages(findPackagesOptions);
+
+            Console.WriteLine("Begin enumeration");
+            foreach (var match in TaskResult.Matches.ToArray())
+            {
+                if (match.CatalogPackage.DefaultInstallVersion != null)
+                    Console.WriteLine($"Package {match.CatalogPackage.Name} is available Online: " + match.CatalogPackage.DefaultInstallVersion.PackageCatalog.Info.Name);
+                //else
+                    //Console.WriteLine("Package is local only: " + match.CatalogPackage.Id);
+            }
+            Console.WriteLine("End enumeration");
+        }
+    }
+}
+
+
 ```