DotNet 4.8.1 build of DotNetBar

PROMS/DotNetBar Source Code/DevComponents.DotNetBar.Schedule/Model/ReminderCollection.cs

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+#if FRAMEWORK20
+using System;
+using System.Collections.Generic;
+using System.Text;
+using System.Collections.ObjectModel;
+
+namespace DevComponents.Schedule.Model
+{
+    /// <summary>
+    /// Represents collection of reminders.
+    /// </summary>
+    public class ReminderCollection : Collection<Reminder>
+    {
+        #region Constructor
+        /// <summary>
+        /// Initializes a new instance of the ReminderCollection class.
+        /// </summary>
+        /// <param name="parent"></param>
+        public ReminderCollection(Appointment parent)
+        {
+            _Appointment = parent;
+        }
+        CalendarModel _Model = null;
+        /// <summary>
+        /// Initializes a new instance of the ReminderCollection class.
+        /// </summary>
+        /// <param name="parent"></param>
+        public ReminderCollection(CalendarModel parentModel)
+        {
+            _Model = parentModel;
+        }
+        #endregion
+
+        #region Internal Implementation
+        protected override void InsertItem(int index, Reminder item)
+        {
+            OnBeforeInsert(index, item);
+            base.InsertItem(index, item);
+        }
+
+        private void OnBeforeInsert(int index, Reminder item)
+        {
+            item.Appointment = _Appointment;
+            item.ParentCollection = this;
+        }
+
+        protected override void SetItem(int index, Reminder item)
+        {
+            OnBeforeSetItem(index, item);
+            base.SetItem(index, item);
+        }
+
+        private void OnBeforeSetItem(int index, Reminder item)
+        {
+            this[index].Appointment = null;
+            this[index].ParentCollection = null;
+            item.Appointment = _Appointment;
+            item.ParentCollection = this;
+        }
+
+        protected override void RemoveItem(int index)
+        {
+            OnBeforeRemove(index);
+            base.RemoveItem(index);
+        }
+
+        private void OnBeforeRemove(int index)
+        {
+            this[index].Appointment = null;
+            this[index].ParentCollection = null;
+        }
+
+        protected override void ClearItems()
+        {
+            foreach (Reminder item in this)
+            {
+                item.Appointment = null;
+            }
+            base.ClearItems();
+        }
+
+        private Appointment _Appointment;
+        /// <summary>
+        /// Gets parent appointment.
+        /// </summary>
+        public Appointment Appointment
+        {
+            get { return _Appointment; }
+            internal set
+            {
+                _Appointment = value;
+            }
+        }
+
+        /// <summary>
+        /// Gets parent model if collection is custom reminders collection.
+        /// </summary>
+        public CalendarModel ParentModel
+        {
+            get { return _Model; }
+            internal set { _Model = value; }
+        }
+        #endregion
+    }
+}
+#endif
+