双击启动 文件小图标修复

Util/FileUtil.cs

@@ -2,7 +2,9 @@
 using System;
 using System.Collections.Generic;
 using System.Linq;
+using System.Runtime.InteropServices;
 using System.Text;
+using System.Text.RegularExpressions;
 using System.Threading.Tasks;
 
 namespace GeekDesk.Util
@@ -10,6 +12,8 @@ namespace GeekDesk.Util
     public class FileUtil
     {
 
+        private static readonly string NO_PATH = ".*{.*}.*";
+
         public static string GetTargetPathByLnk(string filePath)
         {
             try
@@ -21,7 +25,12 @@ namespace GeekDesk.Util
                 {
                     return null;
                 }
-                return shortcut.TargetPath;
+                string path = shortcut.TargetPath;
+                if (path==null || Regex.IsMatch(path, NO_PATH))
+                {
+                    path = ParseShortcut(filePath);
+                }
+                return path;
             }
 #pragma warning disable CS0168 // 声明了变量“e”，但从未使用过
             catch (Exception e)
@@ -30,5 +39,73 @@ namespace GeekDesk.Util
                 return null;
             }
         }
+
+
+        /*
+        UINT MsiGetShortcutTarget(
+            LPCTSTR szShortcutTarget,
+            LPTSTR szProductCode,
+            LPTSTR szFeatureId,
+            LPTSTR szComponentCode
+        );
+        */
+        [DllImport("msi.dll", CharSet = CharSet.Auto)]
+        static extern int MsiGetShortcutTarget(string targetFile, StringBuilder productCode, StringBuilder featureID, StringBuilder componentCode);
+
+        public enum InstallState
+        {
+            NotUsed = -7,
+            BadConfig = -6,
+            Incomplete = -5,
+            SourceAbsent = -4,
+            MoreData = -3,
+            InvalidArg = -2,
+            Unknown = -1,
+            Broken = 0,
+            Advertised = 1,
+            Removed = 1,
+            Absent = 2,
+            Local = 3,
+            Source = 4,
+            Default = 5
+        }
+
+        public const int MaxFeatureLength = 38;
+        public const int MaxGuidLength = 38;
+        public const int MaxPathLength = 1024;
+
+        /*
+        INSTALLSTATE MsiGetComponentPath(
+          LPCTSTR szProduct,
+          LPCTSTR szComponent,
+          LPTSTR lpPathBuf,
+          DWORD* pcchBuf
+        );
+        */
+        [DllImport("msi.dll", CharSet = CharSet.Auto)]
+        static extern InstallState MsiGetComponentPath(string productCode, string componentCode, StringBuilder componentPath, ref int componentPathBufferSize);
+
+        public static string ParseShortcut(string file)
+        {
+            StringBuilder product = new StringBuilder(MaxGuidLength + 1);
+            StringBuilder feature = new StringBuilder(MaxFeatureLength + 1);
+            StringBuilder component = new StringBuilder(MaxGuidLength + 1);
+
+            MsiGetShortcutTarget(file, product, feature, component);
+
+            int pathLength = MaxPathLength;
+            StringBuilder path = new StringBuilder(pathLength);
+
+            InstallState installState = MsiGetComponentPath(product.ToString(), component.ToString(), path, ref pathLength);
+            if (installState == InstallState.Local)
+            {
+                return path.ToString();
+            }
+            else
+            {
+                return null;
+            }
+        }
+
     }
 }