■ ListView 클래스의 ContainerContentChanging 이벤트를 사용해 컨테이너 컨텐트 변경시 처리하는 방법을 보여준다.
※ 비주얼 스튜디오에서 TestProject(Unpackaged) 모드로 빌드한다.
※ TestProject.csproj 프로젝트 파일에서 WindowsPackageType 태그를 None으로 추가했다.
▶ MainPage.xaml
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<?xml version="1.0" encoding="utf-8"?> <Page x:Class="TestProject.MainPage" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" Background="{ThemeResource ApplicationPageBackgroundThemeBrush}" FontFamily="나눔고딕코딩" FontSize="16"> <Grid> <ListView Name="listView" HorizontalAlignment="Center" VerticalAlignment="Center" Width="300" Height="300" BorderThickness="1" BorderBrush="DarkGray" SelectionMode="None" IsItemClickEnabled="False"> <ListView.ItemContainerStyle> <Style TargetType="ListViewItem"> <Setter Property="IsFocusEngagementEnabled" Value="True" /> </Style> </ListView.ItemContainerStyle> <ListView.ItemTemplate> <DataTemplate> <TextBlock Padding="10" FontSize="20" Text="{Binding}" /> </DataTemplate> </ListView.ItemTemplate> <ListView.Items> <x:String>Item 01</x:String> <x:String>Item 02</x:String> <x:String>Item 03</x:String> <x:String>Item 04</x:String> <x:String>Item 05</x:String> <x:String>Item 06</x:String> <x:String>Item 07</x:String> <x:String>Item 08</x:String> <x:String>Item 09</x:String> <x:String>Item 10</x:String> </ListView.Items> </ListView> </Grid> </Page> |
▶ MainPage.xaml.cs
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using Microsoft.UI.Xaml.Controls; namespace TestProject; /// <summary> /// 메인 페이지 /// </summary> public sealed partial class MainPage : Page { //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - MainPage() /// <summary> /// 생성자 /// </summary> public MainPage() { InitializeComponent(); this.listView.ContainerContentChanging += listView_ContainerContentChanging; } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Private #region 리스트 뷰 컨테이너 컨텐트 변경시 처리하기 - listView_ContainerContentChanging(sender, e) /// <summary> /// 리스트 뷰 컨테이너 컨텐트 변경시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void listView_ContainerContentChanging(ListViewBase sender, ContainerContentChangingEventArgs e) { if(e.ItemContainer is ListViewItem listViewItem) { listViewItem.FocusEngaged += listViewItem_FocusEngaged; } } #endregion #region 리스트 뷰 항목 포커스 예약시 처리하기 - listViewItem_FocusEngaged(sender, e) /// <summary> /// 리스트 뷰 항목 포커스 예약시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void listViewItem_FocusEngaged(Control sender, FocusEngagedEventArgs e) { if(sender is ListViewItem listViewItem) { string text = listViewItem.Content?.ToString() ?? ""; this.listView.Header = text; } e.Handled = true; } #endregion } |
