■ CollectionView 클래스의 GroupDescriptions 속성을 사용해 그룹핑을 설정하는 방법을 보여준다.
▶ MainWindow.xaml
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<Window x:Class="TestProject.MainWindow" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" Width="800" Height="600" Title="TestProject" FontFamily="나눔고딕코딩" FontSize="16"> <StackPanel Margin="10"> <StackPanel.Resources> <XmlDataProvider x:Key="XmlDataProviderKey" XPath="Tasks/Task"> <x:XData> <Tasks xmlns=""> <Task Name="Groceries" Priority="2" Type="Home"> <Description>Pick up Groceries and Detergent</Description> </Task> <Task Name="Laundry" Priority="2" Type="Home"> <Description>Do Laundry</Description> </Task> <Task Name="Email" Priority="1" Type="Work"> <Description>Email Clients</Description> </Task> <Task Name="Clean" Priority="3" Type="Work"> <Description>Clean my office</Description> </Task> <Task Name="Dinner" Priority="1" Type="Home"> <Description>Get ready for family reunion</Description> </Task> <Task Name="Proposals" Priority="2" Type="Work"> <Description>Review new budget proposals</Description> </Task> </Tasks> </x:XData> </XmlDataProvider> </StackPanel.Resources> <TextBlock FontSize="20" FontWeight="Bold" Text="My Task List" /> <CheckBox Name="groupByTaskTypeCheckBox" Margin="0 10 0 0"> Group by task type </CheckBox> <ItemsControl Name="itemsControl" Margin="0 10 0 0" ItemsSource="{Binding Source={StaticResource XmlDataProviderKey}}"> <ItemsControl.ItemTemplate> <DataTemplate> <DataTemplate.Resources> <Style TargetType="TextBlock"> <Setter Property="FontSize" Value="18" /> <Setter Property="HorizontalAlignment" Value="Center" /> </Style> </DataTemplate.Resources> <Grid> <Ellipse Fill="Silver" /> <StackPanel> <TextBlock Margin="10 10 10 0" Text="{Binding XPath=@Name}" /> <TextBlock Margin="10 10 10 10" Text="{Binding XPath=@Priority}" /> </StackPanel> </Grid> </DataTemplate> </ItemsControl.ItemTemplate> <ItemsControl.ItemContainerStyle> <Style> <Setter Property="Control.Width" Value="120" /> <Setter Property="Control.Margin" Value="10" /> </Style> </ItemsControl.ItemContainerStyle> <ItemsControl.GroupStyle> <GroupStyle> <GroupStyle.HeaderTemplate> <DataTemplate> <TextBlock Margin="10" FontSize="18" FontWeight="Bold" Text="{Binding Path=Name}" /> </DataTemplate> </GroupStyle.HeaderTemplate> </GroupStyle> </ItemsControl.GroupStyle> </ItemsControl> </StackPanel> </Window> |
▶ MainWindow.xaml.cs
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using System.Windows; using System.Windows.Data; namespace TestProject { /// <summary> /// 메인 윈도우 /// </summary> public partial class MainWindow : Window { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 컬렉션 뷰 /// </summary> private CollectionView collectionView; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - MainWindow() /// <summary> /// 생성자 /// </summary> public MainWindow() { InitializeComponent(); this.groupByTaskTypeCheckBox.Checked += groupByTaskTypeCheckBox_Checked; this.groupByTaskTypeCheckBox.Unchecked += groupByTaskTypeCheckBox_Unchecked; } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Private #region Group By Task Type 체크 박스 체크시 처리하기 - groupByTaskTypeCheckBox_Checked(sender, e) /// <summary> /// Group By Task Type 체크 박스 체크시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void groupByTaskTypeCheckBox_Checked(object sender, RoutedEventArgs e) { this.collectionView = (CollectionView)CollectionViewSource.GetDefaultView(this.itemsControl.ItemsSource); if(this.collectionView.CanGroup) { PropertyGroupDescription groupDescription = new PropertyGroupDescription("@Type"); this.collectionView.GroupDescriptions.Add(groupDescription); } } #endregion #region Group By Task Type 체크 박스 체크 해제시 처리하기 - groupByTaskTypeCheckBox_Unchecked(sender, e) /// <summary> /// Group By Task Type 체크 박스 체크 해제시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void groupByTaskTypeCheckBox_Unchecked(object sender, RoutedEventArgs e) { this.collectionView = (CollectionView)CollectionViewSource.GetDefaultView(this.itemsControl.ItemsSource); this.collectionView.GroupDescriptions.Clear(); } #endregion } } |
