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DataPRO/DataPRO.Core/Settings/SettingsChangedEventArgs.cs

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+using System;
+
+namespace DataPro.Core.Settings
+{
+    /// <summary>
+    /// Event arguments describing change to settings collection
+    /// </summary>
+    /// <typeparam name="TKey">key type used in collection</typeparam>
+    /// <typeparam name="TItem">value type used in collection</typeparam>
+    public class SettingsChangedEventArgs<TKey, TItem> : EventArgs
+    {
+        /// <summary>
+        /// Constructor
+        /// </summary>
+        /// <param name="changeType">type of scenario change</param>
+        public SettingsChangedEventArgs(ChangeSettingType changeType)
+        {
+            ChangeType = changeType;
+        }
+
+        /// <summary>
+        /// Constructor
+        /// </summary>
+        /// <param name="changeType">change type</param>
+        /// <param name="key">key type used in collection</param>
+        public SettingsChangedEventArgs(ChangeSettingType changeType, TKey key)
+        {
+            ChangeType = changeType;
+            Key = key;
+        }
+
+        /// <summary>
+        /// Constructor
+        /// </summary>
+        /// <param name="changeType">change type</param>
+        /// <param name="key">key type used in collection</param>
+        /// <param name="item">value type used in collection</param>
+        public SettingsChangedEventArgs(ChangeSettingType changeType, TKey key, TItem item)
+        {
+            ChangeType = changeType;
+            Key = key;
+            Item = item;
+        }
+
+        /// <summary>
+        /// Returns type of scenario change
+        /// </summary>
+        public ChangeSettingType ChangeType
+        {
+            get;
+            private set;
+        }
+
+        /// <summary>
+        /// key associated with changed setting
+        /// </summary>
+        public TKey Key
+        {
+            get;
+            private set;
+        }
+
+        /// <summary>
+        /// Value associated with changed settting
+        /// </summary>
+        public TItem Item
+        {
+            get;
+            private set;
+        }
+    }
+
+    /// <summary>
+    /// Type of settings changed
+    /// </summary>
+    public enum ChangeSettingType
+    {
+        Add = 0,
+        Remove = 1,
+        Modified = 3,
+        ClearAll = 4
+    }
+
+}