Adding Init method to controls

TelegramBotBase/Base/ControlBase.cs

@@ -28,6 +28,14 @@ namespace TelegramBotBase.Base
         /// </summary>
         public bool Enabled { get; set; } = true;
 
+        /// <summary>
+        /// Get invoked when control will be added to a form and invoked.
+        /// </summary>
+        /// <returns></returns>
+        public virtual void Init()
+        {
+
+        }
 
         public virtual async Task Load(MessageResult result)
         {

TelegramBotBase/Base/FormBase.cs

@@ -394,6 +394,8 @@ namespace TelegramBotBase.Form
             control.ID = this.Controls.Count + 1;
             control.Device = this.Device;
             this.Controls.Add(control);
+
+            control.Init();
         }
 
         /// <summary>