{"id":43225,"date":"2024-11-26T12:26:17","date_gmt":"2024-11-26T12:26:17","guid":{"rendered":"https:\/\/atmokpo.com\/w\/?p=43225"},"modified":"2024-11-26T12:26:17","modified_gmt":"2024-11-26T12:26:17","slug":"prism-014-prism%ec%9d%98-%ec%bb%a4%eb%a7%a8%eb%93%9c-%eb%b0%8f-%ec%9d%b4%eb%b2%a4%ed%8a%b8-%ea%b0%80%ec%a0%b8%ec%98%a4%ea%b8%b0-delegatecommand-%eb%b0%8f-eventaggregator-%ec%82%ac%ec%9a%a9","status":"publish","type":"post","link":"https:\/\/atmokpo.com\/w\/43225\/","title":{"rendered":"[Prism] 014. Prism\uc758 \ucee4\ub9e8\ub4dc \ubc0f \uc774\ubca4\ud2b8 \uac00\uc838\uc624\uae30, DelegateCommand \ubc0f EventAggregator \uc0ac\uc6a9\ubc95"},"content":{"rendered":"

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\uc791\uc131\uc790: Your Name | \ub0a0\uc9dc: YYYY-MM-DD<\/p>\n<\/header>\n

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\ubaa9\ucc28<\/h2>\n
    \n
  1. 1. \uc11c\ub860<\/a><\/li>\n
  2. 2. DelegateCommand<\/a><\/li>\n
  3. 3. EventAggregator<\/a><\/li>\n
  4. 4. \uc608\uc81c<\/a><\/li>\n
  5. 5. \uacb0\ub860<\/a><\/li>\n<\/ol>\n<\/section>\n
    \n

    1. \uc11c\ub860<\/h2>\n

    \n WPF(Windows Presentation Foundation) \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \uac1c\ubc1c\ud558\uae30 \uc704\ud55c Prism \ud504\ub808\uc784\uc6cc\ud06c\ub294 \ubaa8\ub4c8\ud654, MVVM \ud328\ud134 \uc9c0\uc6d0 \ubc0f \uc758\uc874\uc131 \uc8fc\uc785\uacfc \uac19\uc740 \ub9ce\uc740 \uac15\ub825\ud55c \uae30\ub2a5\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.
    \n \uc774 \uae00\uc5d0\uc11c\ub294 Prism\uc5d0\uc11c \ucee4\ub9e8\ub4dc\uc640 \uc774\ubca4\ud2b8\ub97c \uc5b4\ub5bb\uac8c \ucc98\ub9ac\ud558\ub294\uc9c0, \ud2b9\ud788 DelegateCommand<\/code>\uc640 EventAggregator<\/code>\uc758 \uc0ac\uc6a9 \ubc29\ubc95\uc5d0 \ub300\ud574 \uc790\uc138\ud788 \uc124\uba85\ud558\uaca0\uc2b5\ub2c8\ub2e4.
    \n \ucee4\ub9e8\ub4dc\ub294 \uc0ac\uc6a9\uc790 \uc778\ud130\ud398\uc774\uc2a4\uc640 \ubdf0\ubaa8\ub378 \uac04\uc758 \uc0c1\ud638\uc791\uc6a9\uc744 \uc815\uc758\ud558\uba70, \uc774\ubca4\ud2b8\ub294 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc758 \ub2e4\ub978 \ubd80\ubd84 \uac04\uc758 \ud1b5\uc2e0\uc744 \uac00\ub2a5\ud558\uac8c \ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uac1c\ub150\uc740 WPF \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc758 \uc720\uc9c0\ubcf4\uc218\uc131\uc744 \ub192\uc774\uace0 \ucf54\ub4dc\uc758 \uc7ac\uc0ac\uc6a9\uc131\uc744 \ucd09\uc9c4\ud558\ub294 \ub370 \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4.\n <\/p>\n<\/section>\n

    \n

    2. DelegateCommand<\/h2>\n

    \nDelegateCommand<\/code>\ub294 Prism\uc5d0\uc11c \uc81c\uacf5\ud558\ub294 \ucee4\ub9e8\ub4dc \uad6c\ud604\uccb4\ub85c, \ub9c8\ud06c\uc5c5 \ubc0f \ucf54\ub4dc \ube44\ud558\uc778\ub4dc \uc5c6\uc774 \uba85\ub839\uc744 \uc27d\uac8c \uc815\uc758\ud558\uace0 \uc2e4\ud589\ud560 \uc218 \uc788\uac8c \ud574\uc90d\ub2c8\ub2e4.
    \n \uc774 \ucee4\ub9e8\ub4dc\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \ubc84\ud2bc \ud074\ub9ad \ub4f1 UI \uc694\uc18c\uc758 \ub3d9\uc791\uc5d0 \uc0ac\uc6a9\ub418\uba70, \ud2b9\uc815 \uc870\uac74\uc774 \ucda9\uc871\ub420 \ub54c\ub9cc \ud574\ub2f9 \ucee4\ub9e8\ub4dc\uac00 \uc2e4\ud589\ub420 \uc218 \uc788\ub3c4\ub85d \uc124\uc815\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub97c \ud1b5\ud574 MVVM \ud328\ud134\uc744 \uc720\uc9c0\ud558\uba74\uc11c\ub3c4 \uc0ac\uc6a9\uc790 \uc778\ud130\ud398\uc774\uc2a4\uc758 \ub3d9\uc791\uc744 \uc138\ubc00\ud558\uac8c \uc81c\uc5b4\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.\n <\/p>\n

    2.1. DelegateCommand\uc758 \uc0ac\uc6a9 \uc608<\/h3>\n

    \nDelegateCommand<\/code>\ub97c \uc0ac\uc6a9\ud558\uae30 \uc704\ud574\uc11c\ub294 \uba3c\uc800 Prism \ub77c\uc774\ube0c\ub7ec\ub9ac\ub97c \uc124\uce58\ud574\uc57c \ud569\ub2c8\ub2e4.
    \n NuGet \ud328\ud0a4\uc9c0 \uad00\ub9ac\uc790\ub97c \ud1b5\ud574 Prism.Core<\/code> \ud328\ud0a4\uc9c0\ub97c \uc124\uce58\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.
    \n \uc124\uce58 \ud6c4, DelegateCommand<\/code>\ub97c \uc0ac\uc6a9\ud574 \ucee4\ub9e8\ub4dc\ub97c \uc815\uc758\ud558\ub294 \ubc29\ubc95\uc744 \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.\n <\/p>\n

    \uc608\uc81c \ucf54\ub4dc<\/h4>\n
    \nusing Prism.Commands;\nusing Prism.Mvvm;\n\npublic class MyViewModel : BindableBase\n{\n    private string _message;\n    public string Message\n    {\n        get => _message;\n        set => SetProperty(ref _message, value);\n    }\n\n    public DelegateCommand ExecuteCommand { get; set; }\n\n    public MyViewModel()\n    {\n        ExecuteCommand = new DelegateCommand(OnExecute, CanExecute)\n            .ObservesProperty(() => Message);\n    }\n\n    private void OnExecute()\n    {\n        Message = \"\ucee4\ub9e8\ub4dc\uac00 \uc2e4\ud589\ub418\uc5c8\uc2b5\ub2c8\ub2e4!\";\n    }\n\n    private bool CanExecute()\n    {\n        return !string.IsNullOrEmpty(Message);\n    }\n}\n            <\/code><\/pre>\n
    \n                \uc704\uc758 \ucf54\ub4dc\uc5d0\uc11c, MyViewModel<\/code> \ud074\ub798\uc2a4\ub294 DelegateCommand<\/code>\ub97c \uc0ac\uc6a9\ud558\uc5ec \ucee4\ub9e8\ub4dc\ub97c \uc815\uc758\ud569\ub2c8\ub2e4.
    \n                OnExecute<\/code> \uba54\uc11c\ub4dc\ub294 \uc2e4\uc81c\ub85c \ucee4\ub9e8\ub4dc\uac00 \ud638\ucd9c\ub420 \ub54c \uc2e4\ud589\ub418\uba70, CanExecute<\/code> \uba54\uc11c\ub4dc\ub294 \ucee4\ub9e8\ub4dc\uac00 \uc2e4\ud589 \uac00\ub2a5\ud55c\uc9c0 \uc5ec\ubd80\ub97c \uacb0\uc815\ud569\ub2c8\ub2e4.
    \n                \uc774 \uad6c\ud604\uc740 \ud574\ub2f9 \ubdf0\ubaa8\ub378\uc758 Message<\/code> \uc18d\uc131\uc774 \ube44\uc5b4\uc788\uc9c0 \uc54a\uc744 \ub54c\ub9cc \ucee4\ub9e8\ub4dc\ub97c \ud65c\uc131\ud654\ud569\ub2c8\ub2e4.\n            <\/p>\n<\/section>\n
    \n
    3. EventAggregator<\/h2>\n
    \nEventAggregator<\/code>\ub294 Prism\uc5d0\uc11c \uc81c\uacf5\ud558\ub294 \uc774\ubca4\ud2b8 \uae30\ubc18 \ucee4\ubba4\ub2c8\ucf00\uc774\uc158 \ud328\ud134\uc744 \uad6c\ud604\ud560 \uc218 \uc788\ub294 \ud074\ub798\uc2a4\ub85c, \ubaa8\ub4c8 \uac04\uc758 \ub290\uc2a8\ud55c \uacb0\ud569\uc744 \uc720\uc9c0\ud558\uba74\uc11c \uc774\ubca4\ud2b8\ub97c \uc804\ub2ec\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.
    \n                \uc774\ub294 \uc5ec\ub7ec \ubaa8\ub4c8\uc774 \uc11c\ub85c \uc9c1\uc811\uc801\uc73c\ub85c \uc758\uc874\ud558\uc9c0 \uc54a\uace0\ub3c4 \uc11c\ub85c \ud1b5\uc2e0\ud560 \uc218 \uc788\uac8c \ud574\uc8fc\uba70, \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc758 \uc720\uc5f0\uc131\uacfc \ud655\uc7a5\uc131\uc744 \ub192\uc785\ub2c8\ub2e4.\n            <\/p>\n
    3.1. EventAggregator\uc758 \uc0ac\uc6a9 \uc608<\/h3>\n
    \n                EventAggregator\ub97c \uc0ac\uc6a9\ud558\uc5ec \uba54\uc2dc\uc9c0\ub97c \uac8c\uc2dc\ud558\uace0 \uad6c\ub3c5\ud558\ub294 \ubc29\ubc95\uc744 \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.\n            <\/p>\n
    \uc608\uc81c \ucf54\ub4dc<\/h4>\n
    \nusing Prism.Events;\n\npublic class MyEvent : PubSubEvent\n{\n}\n\npublic class Publisher\n{\n    private readonly IEventAggregator _eventAggregator;\n\n    public Publisher(IEventAggregator eventAggregator)\n    {\n        _eventAggregator = eventAggregator;\n    }\n\n    public void PublishMessage(string message)\n    {\n        _eventAggregator.GetEvent().Publish(message);\n    }\n}\n\npublic class Subscriber\n{\n    private readonly IEventAggregator _eventAggregator;\n\n    public Subscriber(IEventAggregator eventAggregator)\n    {\n        _eventAggregator = eventAggregator;\n        _eventAggregator.GetEvent().Subscribe(OnMessageReceived);\n    }\n\n    private void OnMessageReceived(string message)\n    {\n        Console.WriteLine($\"\uba54\uc2dc\uc9c0\ub97c \ubc1b\uc558\uc2b5\ub2c8\ub2e4: {message}\");\n    }\n}\n            <\/myevent><\/myevent><\/string><\/code><\/pre>\n
    \n                \uc704\uc758 \ucf54\ub4dc\uc5d0\uc11c, MyEvent<\/code>\ub77c\ub294 \ucee4\uc2a4\ud140 \uc774\ubca4\ud2b8\ub97c \uc815\uc758\ud558\uc600\uc2b5\ub2c8\ub2e4. Publisher<\/code> \ud074\ub798\uc2a4\ub294 \uc774\ubca4\ud2b8\ub97c \uac8c\uc2dc\ud558\uba70, Subscriber<\/code> \ud074\ub798\uc2a4\ub294 \ud574\ub2f9 \uc774\ubca4\ud2b8\ub97c \uad6c\ub3c5\ud558\uc5ec \uba54\uc2dc\uc9c0\ub97c \uc218\uc2e0\ud569\ub2c8\ub2e4.
    \n                \uc774\ub97c \ud1b5\ud574 \ubaa8\ub4c8 \uac04\uc758 \uc758\uc874\uc131\uc744 \ucd5c\uc18c\ud654\ud558\uba74\uc11c\ub3c4 \ud6a8\uacfc\uc801\uc73c\ub85c \uba54\uc2dc\uc9c0\ub97c \uc804\ub2ec\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.\n            <\/p>\n<\/section>\n
    \n
    4. \uc608\uc81c<\/h2>\n
    \n                \uc774\uc81c \uc2e4\uc9c8\uc801\uc778 \uc608\uc81c\ub97c \ud1b5\ud574 DelegateCommand\uc640 EventAggregator\ub97c \ud568\uaed8 \uc0ac\uc6a9\ud558\ub294 \ubc29\ubc95\uc744 \ubcf4\uc5ec\ub4dc\ub9ac\uaca0\uc2b5\ub2c8\ub2e4.
    \n                \uc774 \uc608\uc81c\uc5d0\uc11c\ub294 \uc0ac\uc6a9\uc790\uac00 \ubc84\ud2bc\uc744 \ud074\ub9ad\ud558\uc5ec \uba54\uc2dc\uc9c0\ub97c \uc785\ub825\ud560 \uc218 \uc788\uace0, \ub2e4\ub978 \ubaa8\ub4c8\uc5d0\uc11c \uadf8 \uba54\uc2dc\uc9c0\ub97c \ubc1b\uc544 \ucd9c\ub825\ud558\ub294 \uac04\ub2e8\ud55c \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \uad6c\ud604\ud574\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.\n            <\/p>\n
    4.1. ViewModel \ud074\ub798\uc2a4<\/h4>\n
    \npublic class MainViewModel : BindableBase\n{\n    private readonly IEventAggregator _eventAggregator;\n\n    public string InputMessage { get; set; }\n\n    public DelegateCommand SendCommand { get; set; }\n\n    public MainViewModel(IEventAggregator eventAggregator)\n    {\n        _eventAggregator = eventAggregator;\n        SendCommand = new DelegateCommand(OnSendMessage);\n    }\n\n    private void OnSendMessage()\n    {\n        _eventAggregator.GetEvent().Publish(InputMessage);\n        InputMessage = string.Empty;  \/\/ \uba54\uc2dc\uc9c0 \uc804\uc1a1 \ud6c4 \uc785\ub825 \ud544\ub4dc\ub97c \ucd08\uae30\ud654\n    }\n}\n            <\/myevent><\/code><\/pre>\n
    4.2. Publisher \ubc0f Subscriber \ud074\ub798\uc2a4<\/h4>\n
    \npublic class PublisherModule\n{\n    private readonly IEventAggregator _eventAggregator;\n\n    public PublisherModule(IEventAggregator eventAggregator)\n    {\n        _eventAggregator = eventAggregator;\n    }\n\n    public void Start()\n    {\n        var subscriber = new Subscriber(_eventAggregator);\n    }\n}\n\npublic class SubscriberModule\n{\n    private readonly IEventAggregator _eventAggregator;\n\n    public SubscriberModule(IEventAggregator eventAggregator)\n    {\n        _eventAggregator = eventAggregator;\n        _eventAggregator.GetEvent().Subscribe(OnMessageReceived);\n    }\n\n    private void OnMessageReceived(string message)\n    {\n        Console.WriteLine($\"\uc218\uc2e0\ud55c \uba54\uc2dc\uc9c0: {message}\");\n    }\n}\n            <\/myevent><\/code><\/pre>\n
    \n                \uc704\uc758 \ucf54\ub4dc\uc5d0\uc11c\ub294 MainViewModel<\/code>\uc774 \uc0ac\uc6a9\uc790\uc758 \uc785\ub825 \uba54\uc2dc\uc9c0\ub97c EventAggregator<\/code>\ub97c \ud1b5\ud574 \ubc1c\ud589\ud558\ub294 \ubc29\ubc95\uc744 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4.
    \n                \uc0ac\uc6a9\uc790\uac00 \ubc84\ud2bc\uc744 \ud074\ub9ad\ud558\uc5ec \uba54\uc2dc\uc9c0\ub97c \uc804\uc1a1\ud558\uba74, PublisherModule<\/code>\uc640 SubscriberModule<\/code> \uac04\uc758 \ud1b5\uc2e0\uc774 \ubc1c\uc0dd\ud558\uc5ec \uba54\uc2dc\uc9c0\ub97c \ub85c\uadf8\uc5d0 \ucd9c\ub825\ud569\ub2c8\ub2e4.\n            <\/p>\n<\/section>\n
    \n
    5. \uacb0\ub860<\/h2>\n
    \n                Prism\uc758 DelegateCommand<\/code>\uc640 EventAggregator<\/code>\ub294 WPF \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0\uc11c MVVM \ud328\ud134\uc744 \ud6a8\uacfc\uc801\uc73c\ub85c \uad6c\ud604\ud558\ub294 \ub370 \ub9e4\uc6b0 \uc720\uc6a9\ud55c \ub3c4\uad6c\uc785\ub2c8\ub2e4.
    \n                DelegateCommand<\/code>\ub97c \ud1b5\ud574 UI\uc640 \ubdf0\ubaa8\ub378 \uac04\uc758 \uc0c1\ud638\uc791\uc6a9\uc744 \uc27d\uace0 \ud6a8\uc728\uc801\uc73c\ub85c \uad00\ub9ac\ud560 \uc218 \uc788\uc73c\uba70, EventAggregator<\/code>\ub97c \uc0ac\uc6a9\ud558\uba74 \ubaa8\ub4c8 \uac04\uc758 \uc720\uc5f0\ud55c \ud1b5\uc2e0\uc774 \uac00\ub2a5\ud569\ub2c8\ub2e4.
    \n                \uc774\ub7ec\ud55c \ub3c4\uad6c\ub4e4\uc740 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc758 \uc720\uc9c0\ubcf4\uc218\uc131\uc744 \ub192\uc774\uace0, \ud655\uc7a5\uc131\uc744 \ud5a5\uc0c1\uc2dc\ud0a4\ub294 \ub370 \ud070 \ub3c4\uc6c0\uc774 \ub429\ub2c8\ub2e4. \uc5ec\ub7ec\ubd84\uc758 WPF \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0 Prism\uc744 \uc801\uc6a9\ud558\uc5ec \ubcf4\ub2e4 \ub098\uc740 \uc544\ud0a4\ud14d\ucc98\ub97c \uad6c\ucd95\ud574 \ubcf4\uc2dc\uae30 \ubc14\ub78d\ub2c8\ub2e4.\n            <\/p>\n<\/section>\n<\/article>\n
    <\/body><\/p>\n","protected":false},"excerpt":{"rendered":"
    \uc791\uc131\uc790: Your Name | \ub0a0\uc9dc: YYYY-MM-DD \ubaa9\ucc28 1. \uc11c\ub860 2. DelegateCommand 3. EventAggregator 4. \uc608\uc81c 5. \uacb0\ub860 1. \uc11c\ub860 WPF(Windows Presentation Foundation) \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \uac1c\ubc1c\ud558\uae30 \uc704\ud55c Prism \ud504\ub808\uc784\uc6cc\ud06c\ub294 \ubaa8\ub4c8\ud654, MVVM \ud328\ud134 \uc9c0\uc6d0 \ubc0f \uc758\uc874\uc131 \uc8fc\uc785\uacfc \uac19\uc740 \ub9ce\uc740 \uac15\ub825\ud55c \uae30\ub2a5\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc774 \uae00\uc5d0\uc11c\ub294 Prism\uc5d0\uc11c \ucee4\ub9e8\ub4dc\uc640 \uc774\ubca4\ud2b8\ub97c \uc5b4\ub5bb\uac8c \ucc98\ub9ac\ud558\ub294\uc9c0, \ud2b9\ud788 DelegateCommand\uc640 EventAggregator\uc758 \uc0ac\uc6a9 \ubc29\ubc95\uc5d0 \ub300\ud574 \uc790\uc138\ud788 \uc124\uba85\ud558\uaca0\uc2b5\ub2c8\ub2e4. \ucee4\ub9e8\ub4dc\ub294 … \ub354 \ubcf4\uae30 “[Prism]  014. Prism\uc758 \ucee4\ub9e8\ub4dc \ubc0f \uc774\ubca4\ud2b8 \uac00\uc838\uc624\uae30, DelegateCommand \ubc0f EventAggregator \uc0ac\uc6a9\ubc95”<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[39],"tags":[],"class_list":["post-43225","post","type-post","status-publish","format-standard","hentry","category-wpf-"],"yoast_head":"\n[Prism] 014. Prism\uc758 \ucee4\ub9e8\ub4dc \ubc0f \uc774\ubca4\ud2b8 \uac00\uc838\uc624\uae30, DelegateCommand \ubc0f EventAggregator \uc0ac\uc6a9\ubc95 - \ub77c\uc774\ube0c\uc2a4\ub9c8\ud2b8<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/atmokpo.com\/w\/43225\/\" \/>\n<meta property=\"og:locale\" content=\"ko_KR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[Prism] 014. Prism\uc758 \ucee4\ub9e8\ub4dc \ubc0f \uc774\ubca4\ud2b8 \uac00\uc838\uc624\uae30, DelegateCommand \ubc0f EventAggregator \uc0ac\uc6a9\ubc95 - \ub77c\uc774\ube0c\uc2a4\ub9c8\ud2b8\" \/>\n<meta property=\"og:description\" content=\"\uc791\uc131\uc790: Your Name | \ub0a0\uc9dc: YYYY-MM-DD \ubaa9\ucc28 1. \uc11c\ub860 2. DelegateCommand 3. EventAggregator 4. \uc608\uc81c 5. \uacb0\ub860 1. \uc11c\ub860 WPF(Windows Presentation Foundation) \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \uac1c\ubc1c\ud558\uae30 \uc704\ud55c Prism \ud504\ub808\uc784\uc6cc\ud06c\ub294 \ubaa8\ub4c8\ud654, MVVM \ud328\ud134 \uc9c0\uc6d0 \ubc0f \uc758\uc874\uc131 \uc8fc\uc785\uacfc \uac19\uc740 \ub9ce\uc740 \uac15\ub825\ud55c \uae30\ub2a5\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc774 \uae00\uc5d0\uc11c\ub294 Prism\uc5d0\uc11c \ucee4\ub9e8\ub4dc\uc640 \uc774\ubca4\ud2b8\ub97c \uc5b4\ub5bb\uac8c \ucc98\ub9ac\ud558\ub294\uc9c0, \ud2b9\ud788 DelegateCommand\uc640 EventAggregator\uc758 \uc0ac\uc6a9 \ubc29\ubc95\uc5d0 \ub300\ud574 \uc790\uc138\ud788 \uc124\uba85\ud558\uaca0\uc2b5\ub2c8\ub2e4. \ucee4\ub9e8\ub4dc\ub294 … \ub354 \ubcf4\uae30 "[Prism] 014. 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