/// <summary>Gets or creates a new command with the specified parameters.</summary>
///
/// <param name="execute">The execute method for the command.</param>
/// <param name="canExecute">The optional canExecute method for the command.</param>
/// <param name="commandName">The name of the command to get or set.</param>
/// <returns>The existing or created command.</returns>
protected IRelayCommand GetCommand(Action execute, Func <bool> canExecute,
bool keepTargetAlive = false, [CallerMemberName] string commandName = null)
{
return(GetCommand(() => relayFactory.Create(execute, canExecute, keepTargetAlive), commandName));
}
