如何将按钮绑定到列表框项目

ViewModel

视图模型

  public class MainWindowViewModel:BindableBase
  {
     public IRelayCommand MyCommand { get; protected set; }


    private void CreateCommand()
    {

        this.MyCommand = new RelayCommand(MyCommandExecuted, CanExecuteMyCommand);
    }

    private void MyCommandExecuted(object obj)
    {
        MessageBox.Show("Command Executed");
    }

    private bool CanExecuteMyCommand(object obj)
    {
        return true; // The value is based on Selected Item
    }
  }
  public class MainWindowVie