[#15] MailWindow: Add Rundschreiben-Funktion

Elwig/Helpers/ActionCommand.cs

@@ -0,0 +1,22 @@
+using System;
+using System.Windows.Input;
+
+namespace Elwig.Helpers {
+    public class ActionCommand : ICommand {
+
+        public event EventHandler CanExecuteChanged;
+        private readonly Action Action;
+
+        public ActionCommand(Action action) {
+            Action = action;
+        }
+
+        public void Execute(object parameter) {
+            Action();
+        }
+
+        public bool CanExecute(object parameter) {
+            return true;
+        }
+    }
+}