[PTRun]Optimize loop gathering results and memory consumption in WindowWalker (#31188)

src/modules/launcher/Plugins/Microsoft.Plugin.WindowWalker/Components/ResultHelper.cs

@@ -3,6 +3,7 @@
 // See the LICENSE file in the project root for more information.
 using System;
 using System.Collections.Generic;
+using System.Linq;
 using Microsoft.Plugin.WindowWalker.Properties;
 using Wox.Infrastructure;
 using Wox.Plugin;
@@ -22,33 +23,23 @@ namespace Microsoft.Plugin.WindowWalker.Components
         /// <returns>List of results</returns>
         internal static List<Result> GetResultList(List<SearchResult> searchControllerResults, bool isKeywordSearch, string icon, string infoIcon)
         {
-            bool addExplorerInfo = false;
-            List<Result> resultsList = new List<Result>();
-
-            foreach (SearchResult x in searchControllerResults)
+            if (searchControllerResults == null || searchControllerResults.Count == 0)
             {
-                if (string.Equals(x.Result.Process.Name, "explorer.exe", StringComparison.OrdinalIgnoreCase) && x.Result.Process.IsShellProcess)
-                {
-                    addExplorerInfo = true;
-                }
-
-                resultsList.Add(new Result()
-                {
-                    Title = x.Result.Title,
-                    IcoPath = icon,
-                    SubTitle = GetSubtitle(x.Result),
-                    ContextData = x.Result,
-                    Action = c =>
-                    {
-                        x.Result.SwitchToWindow();
-                        return true;
-                    },
-
-                    // For debugging you can set the second parameter to true to see more information.
-                    ToolTipData = GetToolTip(x.Result, false),
-                });
+                return new List<Result>();
             }
 
+            List<Result> resultsList = new List<Result>(searchControllerResults.Count);
+            bool addExplorerInfo = searchControllerResults.Any(x =>
+                string.Equals(x.Result.Process.Name, "explorer.exe", StringComparison.OrdinalIgnoreCase) &&
+                x.Result.Process.IsShellProcess);
+
+            // Process each SearchResult to convert it into a Result.
+            // Using parallel processing if the operation is CPU-bound and the list is large.
+            resultsList = searchControllerResults
+                .AsParallel()
+                .Select(x => CreateResultFromSearchResult(x, icon))
+                .ToList();
+
             if (addExplorerInfo && isKeywordSearch && !WindowWalkerSettings.Instance.HideExplorerSettingInfo)
             {
                 resultsList.Add(GetExplorerInfoResult(infoIcon));
@@ -57,6 +48,31 @@ namespace Microsoft.Plugin.WindowWalker.Components
             return resultsList;
         }
 
+        /// <summary>
+        /// Creates a Result object from a given SearchResult.
+        /// </summary>
+        /// <param name="searchResult">The SearchResult object to convert.</param>
+        /// <param name="icon">The path to the icon that should be used for the Result.</param>
+        /// <returns>A Result object populated with data from the SearchResult.</returns>
+        private static Result CreateResultFromSearchResult(SearchResult searchResult, string icon)
+        {
+            return new Result
+            {
+                Title = searchResult.Result.Title,
+                IcoPath = icon,
+                SubTitle = GetSubtitle(searchResult.Result),
+                ContextData = searchResult.Result,
+                Action = c =>
+                {
+                    searchResult.Result.SwitchToWindow();
+                    return true;
+                },
+
+                // For debugging you can set the second parameter to true to see more information.
+                ToolTipData = GetToolTip(searchResult.Result, false),
+            };
+        }
+
         /// <summary>
         /// Returns the subtitle for a result
         /// </summary>

src/modules/launcher/PowerLauncher/Plugin/PluginManager.cs

@@ -220,8 +220,7 @@ namespace PowerLauncher.Plugin
 
                     if (results != null)
                     {
-                        UpdatePluginMetadata(results, metadata, query);
-                        UpdateResultWithActionKeyword(results, query);
+                        UpdateResults(results, metadata, query);
                     }
                 });
 
@@ -233,14 +232,6 @@ namespace PowerLauncher.Plugin
                 metadata.QueryCount += 1;
                 metadata.AvgQueryTime = metadata.QueryCount == 1 ? milliseconds : (metadata.AvgQueryTime + milliseconds) / 2;
 
-                if (results != null)
-                {
-                    foreach (var result in results)
-                    {
-                        result.Metadata = pair.Metadata;
-                    }
-                }
-
                 return results;
             }
             catch (Exception e)
@@ -251,10 +242,15 @@ namespace PowerLauncher.Plugin
             }
         }
 
-        private static List<Result> UpdateResultWithActionKeyword(List<Result> results, Query query)
+        private static void UpdateResults(List<Result> results, PluginMetadata metadata, Query query)
         {
             foreach (Result result in results)
             {
+                result.PluginDirectory = metadata.PluginDirectory;
+                result.PluginID = metadata.ID;
+                result.OriginQuery = query;
+                result.Metadata = metadata;
+
                 if (string.IsNullOrEmpty(result.QueryTextDisplay))
                 {
                     result.QueryTextDisplay = result.Title;
@@ -266,8 +262,6 @@ namespace PowerLauncher.Plugin
                     result.QueryTextDisplay = string.Format(CultureInfo.CurrentCulture, "{0} {1}", query.ActionKeyword, result.QueryTextDisplay);
                 }
             }
-
-            return results;
         }
 
         public static void UpdatePluginMetadata(List<Result> results, PluginMetadata metadata, Query query)