Command

MVVMwithWPF/MVVMwithWPF/App.xaml

@@ -2,6 +2,6 @@
              xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
              xmlns:local="clr-namespace:MVVMwithWPF"
-             StartupUri="/Views/ConverterWindoew.xaml">
+             StartupUri="/Views/CommandWindow.xaml">
     <Application.Resources />
 </Application>

MVVMwithWPF/MVVMwithWPF/Models/Person.cs

@@ -13,5 +13,6 @@ namespace MVVMwithWPF.Models
         public string Name { get; set; }
         public bool Sex { get; set; }
         public string DepartmentCode { get; set; }
+        public string Description { get; set; }
     }
 }

MVVMwithWPF/MVVMwithWPF/ViewModels/CommandViewModel.cs

@@ -0,0 +1,84 @@
+using CommunityToolkit.Mvvm.ComponentModel;
+using CommunityToolkit.Mvvm.Input;
+using MVVMwithWPF.Models;
+using System;
+using System.Collections.Generic;
+using System.Collections.ObjectModel;
+using System.ComponentModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Controls;
+
+namespace MVVMwithWPF.ViewModels
+{
+    public partial class CommandViewModel : ObservableObject
+    {
+
+
+        [ObservableProperty]
+        private ObservableCollection<Person> _people;
+
+
+        [ObservableProperty]
+        private Person _selectedPerson;
+
+
+        [ObservableProperty]
+        private string _message;
+
+
+        [ObservableProperty]
+        private bool _isBusy;
+
+        public CommandViewModel()
+        {
+            People = new ObservableCollection<Person>()
+            {
+                 new Person() { Id = 1, Name = "user001", Sex = true, DepartmentCode = "01"},
+                new Person() { Id = 2, Name = "user002", Sex = false, DepartmentCode = "02"},
+                new Person() { Id = 3, Name = "user003", Sex = true, DepartmentCode = "03"},
+                new Person() { Id = 4, Name = "user004", Sex = false, DepartmentCode = "02"},
+                new Person() { Id = 5, Name = "user005", Sex = true, DepartmentCode = "01"},
+            };
+        }
+
+        [RelayCommand]
+        private void Delete()
+        {
+            if (MessageBox.Show("선택한 아이템을 삭제하시겠습니까?", "확인", MessageBoxButton.OKCancel) != MessageBoxResult.OK)
+                return;
+
+            People.Remove(SelectedPerson);
+        }
+
+        [RelayCommand]
+        private void AddNewItem(object obj)
+        {
+            if (obj is AddingNewItemEventArgs args)
+                args.NewItem = new Person() { Id = People.Max(p => p.Id) + 1 };
+        }
+
+        [RelayCommand]
+        private void SelectionChanged(Person obj)
+        {
+            Message = obj == null ? "선택한 아이템이 없습니다." : $"{obj.Name}을/를 선택했습니다.";
+            SelectedPerson = obj;
+        }
+
+        [RelayCommand]
+        private void Normal()
+        {
+            Message = "Normal 버튼을 클릭했습니다.";
+        }
+
+        [RelayCommand]
+        private async Task AsyncNormal()
+        {
+            Message = "비동기 Noraml 버튼 클릭 시작";
+            await Task.Delay(3000);
+            Message = "비동기 Noraml 버튼 클릭 종료";
+        }
+    }
+}

MVVMwithWPF/MVVMwithWPF/Views/CommandWindow.xaml

@@ -0,0 +1,57 @@
+<Window x:Class="MVVMwithWPF.Views.CommandWindow"
+        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+        xmlns:b="http://schemas.microsoft.com/xaml/behaviors"
+        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+        xmlns:local="clr-namespace:MVVMwithWPF.Views"
+        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+        xmlns:veiwModels="clr-namespace:MVVMwithWPF.ViewModels"
+        Title="CommandWindow"
+        Width="800"
+        Height="450"
+        mc:Ignorable="d">
+    <Window.DataContext>
+        <veiwModels:CommandViewModel />
+    </Window.DataContext>
+
+    <Grid>
+        <Grid.ColumnDefinitions>
+            <ColumnDefinition/>
+            <ColumnDefinition/>
+        </Grid.ColumnDefinitions>
+        <StackPanel Margin="5">
+            <TextBlock Text="{Binding Message}"/>
+            <Button Command="{Binding NormalCommand}" Content="Normal"/>
+            <TextBlock Text="{Binding AsyncNormalCommand.IsRunning}"/>
+            <Button Command="{Binding AsyncNormalCommand}" Content="Async Normal"/>
+            <StackPanel HorizontalAlignment="Right" Orientation="Horizontal">
+                <TextBlock Text="{Binding SelectedPerson.Name}"/>
+                <Button Width="70" Margin="10,0,0,0" Command="{Binding DeleteCommand}" Content="Delete"/>
+            </StackPanel>
+            <ListView x:Name="peopleListView" ItemsSource="{Binding People}">
+                <b:Interaction.Triggers>
+                    <b:EventTrigger EventName="SelectionChanged">
+                        <b:InvokeCommandAction Command="{Binding SelectionChangedCommand}" CommandParameter="{Binding ElementName=peopleListView, Path=SelectedItem}"/>
+                    </b:EventTrigger>
+                </b:Interaction.Triggers>
+                <ListView.View>
+                    <GridView>
+                        <GridView.Columns>
+                            <GridViewColumn DisplayMemberBinding="{Binding Id}" Header="Id"/>
+                            <GridViewColumn DisplayMemberBinding="{Binding Name}" Header="Name"/>
+                            <GridViewColumn DisplayMemberBinding="{Binding Sex}" Header="Sex"/>
+                            <GridViewColumn DisplayMemberBinding="{Binding Description}" Header="Description"/>
+                        </GridView.Columns>
+                    </GridView>
+                </ListView.View>
+            </ListView>
+            <DataGrid ItemsSource="{Binding People}">
+                <b:Interaction.Triggers>
+                    <b:EventTrigger EventName="AddingNewItem">
+                        <b:InvokeCommandAction Command="{Binding AddNewItemCommand}" PassEventArgsToCommand="True"/>
+                    </b:EventTrigger>
+                </b:Interaction.Triggers>
+            </DataGrid>
+        </StackPanel>
+    </Grid>
+</Window>

MVVMwithWPF/MVVMwithWPF/Views/CommandWindow.xaml.cs

@@ -0,0 +1,27 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Data;
+using System.Windows.Documents;
+using System.Windows.Input;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+using System.Windows.Shapes;
+
+namespace MVVMwithWPF.Views
+{
+    /// <summary>
+    /// CommandWindow.xaml에 대한 상호 작용 논리
+    /// </summary>
+    public partial class CommandWindow : Window
+    {
+        public CommandWindow()
+        {
+            InitializeComponent();
+        }
+    }
+}