■ RefreshContainer 클래스의 RefreshRequested 이벤트를 사용하는 방법을 보여준다.
▶ MainWindow.xaml
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<?xml version="1.0" encoding="utf-8"?> <Window x:Class="TestProject.MainWindow" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" Title="TestProject"> <Grid Name="grid" Margin="10"> <RefreshContainer Name="refreshContainer" VerticalAlignment="Center" HorizontalAlignment="Center"> <ListView Name="listView" BorderThickness="1" BorderBrush="{ThemeResource TextControlBorderBrush}" /> </RefreshContainer> </Grid> </Window> |
▶ MainWindow.xaml.cs
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using System; using System.Collections.ObjectModel; using Microsoft.UI.Dispatching; using Microsoft.UI.Xaml; using Microsoft.UI.Xaml.Controls; using Windows.Foundation; namespace TestProject { /// <summary> /// 메인 윈도우 /// </summary> public sealed partial class MainWindow : Window { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 소스 컬렉션 /// </summary> private ObservableCollection<string> sourceCollection = new ObservableCollection<string>(); /// <summary> /// 디스패처 타이머 /// </summary> private DispatcherTimer timer = new DispatcherTimer(); /// <summary> /// 추가 카운트 /// </summary> private int addCount = 0; /// <summary> /// 리프레쉬 완료 연기 /// </summary> private Deferral refreshCompletionDeferral = null; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - MainWindow() /// <summary> /// 생성자 /// </summary> public MainWindow() { InitializeComponent(); this.timer.Interval = new TimeSpan(0, 0, 0, 0, 500); this.timer.Tick += timer_Tick; string sourceList = "AcrylicBrush ColorPicker NavigationView ParallaxView PersonPicture PullToRefreshPage RatingsControl RevealBrush TreeView"; foreach(string source in sourceList.Split(' ')) { this.sourceCollection.Add(source); } this.listView.ItemsSource = this.sourceCollection; this.refreshContainer.RefreshRequested += refreshContainer_RefreshRequested; } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Private //////////////////////////////////////////////////////////////////////////////// Event #region 타이머 틱 처리하기 - timer_Tick(sender, e) /// <summary> /// 타이머 틱 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void timer_Tick(object sender, object e) { DispatcherQueue queue = this.refreshContainer.DispatcherQueue; if(queue.HasThreadAccess) { ProcessTimerTick(); } else { queue.TryEnqueue ( DispatcherQueuePriority.Normal, () => { ProcessTimerTick(); } ); } } #endregion #region 리프레쉬 컨테이너 리프레쉬 요청시 처리하기 - refreshContainer_RefreshRequested(sender, e) /// <summary> /// 리프레쉬 컨테이너 리프레쉬 요청시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void refreshContainer_RefreshRequested(RefreshContainer sender, RefreshRequestedEventArgs e) { this.refreshCompletionDeferral = e.GetDeferral(); this.timer.Start(); } #endregion //////////////////////////////////////////////////////////////////////////////// Function #region 타이머 틱 처리하기 - ProcessTimerTick() /// <summary> /// 타이머 틱 처리하기 /// </summary> private void ProcessTimerTick() { this.sourceCollection.Insert(0, "NewControl " + this.addCount++); this.timer.Stop(); if(this.refreshCompletionDeferral != null) { this.refreshCompletionDeferral.Complete(); this.refreshCompletionDeferral.Dispose(); this.refreshCompletionDeferral = null; } } #endregion } } |
※ 터치 스크린이 없어서 테스트를 할 수 없었다.
