From 070db71577b05f72e7531d0e530a4ef5bd1d128a Mon Sep 17 00:00:00 2001
From: Roy Ben Shabat <Roy.mail.net@gmail.com>
Date: Thu, 7 May 2020 14:44:45 +0300
Subject: Users & Roles !

---
 .../Components/SelectedObjectCollection.cs         | 44 +++++++++++++++++++---
 1 file changed, 38 insertions(+), 6 deletions(-)

(limited to 'Software/Visual_Studio/Tango.SharedUI/Components/SelectedObjectCollection.cs')

diff --git a/Software/Visual_Studio/Tango.SharedUI/Components/SelectedObjectCollection.cs b/Software/Visual_Studio/Tango.SharedUI/Components/SelectedObjectCollection.cs
index e09bb832e..8aa087ed3 100644
--- a/Software/Visual_Studio/Tango.SharedUI/Components/SelectedObjectCollection.cs
+++ b/Software/Visual_Studio/Tango.SharedUI/Components/SelectedObjectCollection.cs
@@ -10,37 +10,69 @@ namespace Tango.SharedUI.Components
 {
     public class SelectedObjectCollection<T> : ObservableCollection<SelectedObject<T>>
     {
+        private Func<T, T, bool> _compareFunc;
+
         public event EventHandler SelectionChanged;
         public ObservableCollection<T> Source { get; set; }
         public ObservableCollection<T> SynchedSource { get; set; }
 
-        public SelectedObjectCollection(ObservableCollection<T> source, ObservableCollection<T> synchedSource)
+        public SelectedObjectCollection(ObservableCollection<T> source, ObservableCollection<T> synchedSource, Func<T, T, bool> compareFunc)
         {
+            _compareFunc = compareFunc;
+
             SynchedSource = synchedSource;
             Source = source;
 
             foreach (var item in source)
             {
-                var selectedItem = new SelectedObject<T>(item, synchedSource.Contains(item));
+                var selectedItem = new SelectedObject<T>(item, _compareFunc == null ? synchedSource.Contains(item) : synchedSource.ToList().Exists(x => _compareFunc(x, item)));
                 this.Add(selectedItem);
                 selectedItem.IsSelectedChanged += SelectedItem_IsSelectedChanged;
             }
         }
 
+        public SelectedObjectCollection(ObservableCollection<T> source, ObservableCollection<T> synchedSource) : this(source, synchedSource, null)
+        {
+
+        }
+
         private void SelectedItem_IsSelectedChanged(object sender, EventArgs e)
         {
             SelectedObject<T> item = sender as SelectedObject<T>;
-            
+
             if (item.IsSelected)
             {
-                if (!SynchedSource.Contains(item.Data))
+                if (_compareFunc == null)
                 {
-                    SynchedSource.Add(item.Data);
+                    if (!SynchedSource.Contains(item.Data))
+                    {
+                        SynchedSource.Add(item.Data);
+                    }
+                }
+                else
+                {
+                    if (!SynchedSource.ToList().Exists(x => _compareFunc(x, item.Data)))
+                    {
+                        SynchedSource.Add(item.Data);
+                    }
                 }
             }
             else
             {
-                SynchedSource.Remove(item.Data);
+                if (_compareFunc == null)
+                {
+                    SynchedSource.Remove(item.Data);
+                }
+                else
+                {
+                    foreach (var s in SynchedSource.ToList())
+                    {
+                        if (_compareFunc(s, item.Data))
+                        {
+                            SynchedSource.Remove(s);
+                        }
+                    }
+                }
             }
 
             SelectionChanged?.Invoke(this, new EventArgs());
-- 
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