■ BreadcrumbBar 클래스의 ItemClicked 이벤트를 사용하는 방법을 보여준다.
▶ Folder.cs
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namespace TestProject { /// <summary> /// 폴더 /// </summary> public class Folder { //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 폴더명 - Name /// <summary> /// 폴더명 /// </summary> public string Name { get; set; } #endregion } } |
▶ 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" xmlns:local="using:TestProject" Background="{ThemeResource ApplicationPageBackgroundThemeBrush}" FontFamily="나눔고딕코딩" FontSize="16"> <StackPanel Margin="10" HorizontalAlignment="Left" VerticalAlignment="Top"> <BreadcrumbBar Name="breadcrumbBar"> <BreadcrumbBar.ItemTemplate> <DataTemplate x:DataType="local:Folder"> <BreadcrumbBarItem Content="{Binding}"> <BreadcrumbBarItem.ContentTemplate> <DataTemplate> <TextBlock Text="{Binding Name}" /> </DataTemplate> </BreadcrumbBarItem.ContentTemplate> </BreadcrumbBarItem> </DataTemplate> </BreadcrumbBar.ItemTemplate> </BreadcrumbBar> <Button Name="resetSampleButton" Margin="0 10 0 0" Padding="5" Content="Reset sample" /> </StackPanel> </Page> |
▶ MainPage.xaml.cs
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using System.Collections.Generic; using System.Collections.ObjectModel; using Microsoft.UI.Xaml; using Microsoft.UI.Xaml.Controls; namespace TestProject { /// <summary> /// 메인 페이지 /// </summary> public sealed partial class MainPage : Page { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 폴더 리스트 /// </summary> private readonly List<Folder> folderList = new() { new Folder { Name = "Home" }, new Folder { Name = "Folder1" }, new Folder { Name = "Folder2" }, new Folder { Name = "Folder3" } }; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - MainPage() /// <summary> /// 생성자 /// </summary> public MainPage() { InitializeComponent(); this.breadcrumbBar.ItemsSource = new ObservableCollection<Folder>(folderList); this.breadcrumbBar.ItemClicked += breadcrumbBar_ItemClicked; this.resetSampleButton.Click += resetSampleButton_Click; } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Private #region 브레드크럼바 항목 클릭시 처리하기 - breadcrumbBar_ItemClicked(sender, e) /// <summary> /// 브레드크럼바 항목 클릭시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void breadcrumbBar_ItemClicked(BreadcrumbBar sender, BreadcrumbBarItemClickedEventArgs e) { ObservableCollection<Folder> collection = this.breadcrumbBar.ItemsSource as ObservableCollection<Folder>; for(int i = collection.Count - 1; i >= e.Index + 1; i--) { collection.RemoveAt(i); } } #endregion #region Reset sample 버튼 클릭시 처리하기 - resetSampleButton_Click(sender, e) /// <summary> /// Reset sample 버튼 클릭시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void resetSampleButton_Click(object sender, RoutedEventArgs e) { ObservableCollection<Folder> collection = this.breadcrumbBar.ItemsSource as ObservableCollection<Folder>; for(int i = collection.Count; i < this.folderList.Count; i++) { collection.Add(this.folderList[i]); } } #endregion } } |
