1  // Copyright (c) Microsoft Corporation
 2  // The Microsoft Corporation licenses this file to you under the MIT license.
 3  // See the LICENSE file in the project root for more information.
 4  
 5  using System;
 6  using System.Windows.Input;
 7  
 8  namespace PowerLauncher.ViewModel
 9  {
10      public class RelayCommand : ICommand
11      {
12          private readonly Action<object> _action;
13  
14          public RelayCommand(Action<object> action)
15          {
16              _action = action;
17          }
18  
19          public virtual bool CanExecute(object parameter)
20          {
21              return true;
22          }
23  
24          public event EventHandler CanExecuteChanged
25          {
26              add { }
27              remove { }
28          }
29  
30          public virtual void Execute(object parameter)
31          {
32              _action?.Invoke(parameter);
33          }
34      }
35  }