namespace Netron.Diagramming.Core {
  /// <summary>
  /// Implementation of ICommand for multiple actions
  /// </summary>
  class CompoundCommand : Command, ICompoundCommand {
    #region Fields
    private CollectionBase<ICommand> commands;
    #endregion

    #region Properties
    /// <summary>
    /// Gets or sets the commands in this compound action.
    /// </summary>
    /// <value>The commands.</value>
    public CollectionBase<ICommand> Commands {
      get {
        return commands;
      }
      set {
        commands = value;
      }
    }

    #endregion

    #region Constructor
    ///<summary>
    ///Default constructor
    ///</summary>
    public CompoundCommand(IController controller)
      : base(controller) {
      commands = new CollectionBase<ICommand>();
    }
    #endregion

    #region Methods
    /// <summary>
    /// Perform redo of this command.
    /// </summary>
    public override void Redo() {
      foreach (ICommand cmd in commands) {
        cmd.Redo();
      }
    }

    /// <summary>
    /// Perform undo of this command.
    /// </summary>
    public override void Undo() {
      foreach (ICommand cmd in commands) {
        cmd.Undo();
      }
    }
    #endregion

  }
}