New internal MessageDeleted event handler for better control and form use.

TelegramBotBase/Args/MessageDeletedEventArgs.cs

@@ -0,0 +1,23 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Telegram.Bot.Types;
+
+namespace TelegramBotBase.Args
+{
+    public class MessageDeletedEventArgs
+    {
+        public int MessageId
+        {
+            get;set;
+        }
+
+        public MessageDeletedEventArgs(int messageId)
+        {
+            this.MessageId = messageId;
+        }
+
+    }
+}

TelegramBotBase/Sessions/DeviceSession.cs

@@ -119,6 +119,7 @@ namespace TelegramBotBase.Sessions
 
         private static object __evMessageSent = new object();
         private static object __evMessageReceived = new object();
+        private static object __evMessageDeleted = new object();
 
         public DeviceSession()
         {
@@ -853,6 +854,27 @@ namespace TelegramBotBase.Sessions
             (this.__Events[__evMessageReceived] as EventHandler<MessageReceivedEventArgs>)?.Invoke(this, e);
         }
 
+        /// <summary>
+        /// Eventhandler for deleting messages
+        /// </summary>
+        public event EventHandler<MessageDeletedEventArgs> MessageDeleted
+        {
+            add
+            {
+                this.__Events.AddHandler(__evMessageDeleted, value);
+            }
+            remove
+            {
+                this.__Events.RemoveHandler(__evMessageDeleted, value);
+            }
+        }
+
+
+        public void OnMessageDeleted(MessageDeletedEventArgs e)
+        {
+            (this.__Events[__evMessageDeleted] as EventHandler<MessageDeletedEventArgs>)?.Invoke(this, e);
+        }
+
         #endregion
     }
 }