/// <summary>
/// 添加新命令并执行之
/// </summary>
/// <param name="command"></param>
public ICommandPattern AddCommand(ICommandPattern command)
{
var commandNode = new LinkedListNode <ICommandPattern>(command);
if (CurrentCommand != null)
{
Commands.AddAfter(CurrentCommand, commandNode);
}
else
{
Commands.AddFirst(commandNode);
}
CurrentCommand = commandNode;
return(command);
}
/// <summary>
/// 添加新命令并执行之
/// </summary>
/// <param name="command"></param>
public void AddCommand(BaseCommand command)
{
LinkedListNode <BaseCommand> commandNode = new LinkedListNode <BaseCommand>(command);
if (CurCommand != null)
{
Commands.AddAfter(CurCommand, commandNode);
}
else
{
Commands.AddFirst(commandNode);
}
CurCommand = commandNode;
///断掉commandNode之后结点
Commands.RemoveAfter(commandNode);
}