双击启动 文件小图标修复

Util/Functions.cs

@@ -0,0 +1,87 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.IO;
+
+namespace GeekDesk.Util
+{
+
+    public class Functions
+    {
+        public static string GetShortcutTarget(string file)
+        {
+            try
+            {
+                if (System.IO.Path.GetExtension(file).ToLower() != ".lnk")
+                {
+                    throw new Exception("Supplied file must be a .LNK file");
+                }
+
+                FileStream fileStream = File.Open(file, FileMode.Open, FileAccess.Read);
+                using (System.IO.BinaryReader fileReader = new BinaryReader(fileStream))
+                {
+                    fileStream.Seek(0x14, SeekOrigin.Begin);     // Seek to flags
+                    uint flags = fileReader.ReadUInt32();        // Read flags
+                    if ((flags & 1) == 1)
+                    {                      // Bit 1 set means we have to
+                                           // skip the shell item ID list
+                        fileStream.Seek(0x4c, SeekOrigin.Begin); // Seek to the end of the header
+                        uint offset = fileReader.ReadUInt16();   // Read the length of the Shell item ID list
+                        fileStream.Seek(offset, SeekOrigin.Current); // Seek past it (to the file locator info)
+                    }
+
+                    long fileInfoStartsAt = fileStream.Position; // Store the offset where the file info
+                                                                 // structure begins
+                    uint totalStructLength = fileReader.ReadUInt32(); // read the length of the whole struct
+                    fileStream.Seek(0xc, SeekOrigin.Current); // seek to offset to base pathname
+                    uint fileOffset = fileReader.ReadUInt32(); // read offset to base pathname
+                                                               // the offset is from the beginning of the file info struct (fileInfoStartsAt)
+                    fileStream.Seek((fileInfoStartsAt + fileOffset), SeekOrigin.Begin); // Seek to beginning of
+                                                                                        // base pathname (target)
+                    long pathLength = (totalStructLength + fileInfoStartsAt) - fileStream.Position - 2; // read
+                                                                                                        // the base pathname. I don't need the 2 terminating nulls.
+                    char[] linkTarget = fileReader.ReadChars((int)pathLength); // should be unicode safe
+                    var link = new string(linkTarget);
+
+                    int begin = link.IndexOf("\0\0");
+                    if (begin > -1)
+                    {
+                        int end = link.IndexOf("\\\\", begin + 2) + 2;
+                        end = link.IndexOf('\0', end) + 1;
+
+                        string firstPart = link.Substring(0, begin);
+                        string secondPart = link.Substring(end);
+
+                        return firstPart + secondPart;
+                    }
+                    else
+                    {
+                        return link;
+                    }
+                }
+            }
+            catch
+            {
+                return "";
+            }
+        }
+    }
+
+    class Program
+    {
+        static void Main(string[] args)
+        {
+            if (args.Length == 0)
+            {
+                System.Console.WriteLine("Please try again with a file path");
+            }
+            else
+            {
+                System.Console.WriteLine("LNK File: " + args[0]);
+                System.Console.WriteLine("LNK Path: " + Functions.GetShortcutTarget(args[0]));
+            }
+        }
+    }
+}