Drag-Drop-Set-Property-Item

Shared/Models/Stateless/Methods/Property.cs

@@ -2,6 +2,7 @@ using System.Diagnostics;
 using System.Drawing;
 using System.Drawing.Imaging;
 using System.Globalization;
+using System.Reflection;
 using System.Runtime.InteropServices;
 using System.Text;
 
@@ -491,6 +492,30 @@ internal abstract class Property
         return new(dateTimeOriginal, dateTimes, id, message);
     }
 
+    internal static PropertyItem GetPropertyItem(ConstructorInfo constructorInfo, int id, short type, string value)
+    {
+        PropertyItem result = (PropertyItem)constructorInfo.Invoke(null);
+        int length;
+        byte[] bytes;
+        if (type == 2)
+        {
+            bytes = GetBytes(value);
+            length = value.Length + 1;
+        }
+        else if (type == 1)
+        {
+            bytes = Encoding.Unicode.GetBytes($"{value}\0");
+            length = bytes.Length;
+        }
+        else
+            throw new NotSupportedException();
+        result.Id = id;
+        result.Len = length;
+        result.Type = type;
+        result.Value = bytes;
+        return result;
+    }
+
 #pragma warning restore CA1416
 
     internal static DateTime? GetDateTime(string dateTimeFormat, string? value)
@@ -508,4 +533,13 @@ internal abstract class Property
         return result;
     }
 
+    internal static byte[] GetBytes(string value)
+    {
+        byte[] results = new byte[value.Length + 1];
+        for (int i = 0; i < value.Length; i++)
+            results[i] = (byte)value[i];
+        results[value.Length] = 0x00;
+        return results;
+    }
+
 }