From 640bddf5cabf5f6a8bf4cb07fefe341549c62c03 Mon Sep 17 00:00:00 2001
From: Giuseppe Lippolis <workgroupengineering@outlook.com>
Date: Thu, 24 Sep 2020 14:59:29 +0200
Subject: [PATCH] Add interface ICommandSource

---
 src/Avalonia.Input/ICommandSource.cs | 31 ++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)
 create mode 100644 src/Avalonia.Input/ICommandSource.cs

diff --git a/src/Avalonia.Input/ICommandSource.cs b/src/Avalonia.Input/ICommandSource.cs
new file mode 100644
index 0000000000..b0dd75e12e
--- /dev/null
+++ b/src/Avalonia.Input/ICommandSource.cs
@@ -0,0 +1,31 @@
+using System.Windows.Input;
+
+namespace Avalonia.Input
+{
+    ///<summary>
+    /// An interface for classes that know how to invoke a Command.
+    ///</summary>
+    public interface ICommandSource
+    {
+        /// <summary>
+        /// The command that will be executed when the class is "invoked."
+        /// Classes that implement this interface should enable or disable based on the command's CanExecute return value.
+        /// The property may be implemented as read-write if desired.
+        /// </summary>
+        ICommand Command { get; }
+
+        /// <summary>
+        /// The parameter that will be passed to the command when executing the command.
+        /// The property may be implemented as read-write if desired.
+        /// </summary>
+        object CommandParameter { get; }
+
+
+        /// <summary>
+        /// Bor the bheavior CanExecuteChanged
+        /// </summary>
+        /// <param name="sender"></param>
+        /// <param name="e"></param>
+        void CanExecuteChanged(object sender, System.EventArgs e);
+    }
+}