From 8316abc300d56f876a5fe3b511dc202556ad776c Mon Sep 17 00:00:00 2001
From: Konstantin
Date: Wed, 24 Oct 2012 23:38:06 +0400
Subject: loading data on scrolling at bottom

---
 Juick/Classes/DelegateCommand.cs | 37 +++++++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)
 create mode 100644 Juick/Classes/DelegateCommand.cs

(limited to 'Juick/Classes/DelegateCommand.cs')

diff --git a/Juick/Classes/DelegateCommand.cs b/Juick/Classes/DelegateCommand.cs
new file mode 100644
index 0000000..cc7adcd
--- /dev/null
+++ b/Juick/Classes/DelegateCommand.cs
@@ -0,0 +1,37 @@
+using System;
+using System.Windows.Input;
+
+namespace Juick.Classes
+{
+    public class DelegateCommand : ICommand
+    {
+        readonly Action action;
+        readonly Func<bool> canExecute;
+
+        public DelegateCommand(Action execute, Func<bool> canExecute)
+        {
+            this.action = execute;
+            this.canExecute = canExecute;
+        }
+
+        public bool CanExecute(object parameter)
+        {
+            return canExecute();
+        }
+
+        public event EventHandler CanExecuteChanged;
+
+        public void Execute(object parameter)
+        {
+            action();
+        }
+
+        public void NotifyCanExecuteChanged()
+        {
+            if (CanExecuteChanged != null)
+            {
+                CanExecuteChanged(this, EventArgs.Empty);
+            }
+        }
+    }
+}
-- 
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