■ AppBarButton 엘리먼트의 Command/CommandParameter 속성을 사용해 버튼 클릭시 명령을 실행하는 방법을 보여준다.
▶ FavoriteCommand.cs
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using System; using System.Windows.Input; namespace TestProject; /// <summary> /// 즐겨찾기 명령 /// </summary> public class FavoriteCommand: ICommand { //////////////////////////////////////////////////////////////////////////////////////////////////// Event ////////////////////////////////////////////////////////////////////////////////////////// Public #region 실행 가능 여부 변경시 - CanExecuteChanged /// <summary> /// 실행 가능 여부 변경시 /// </summary> public event EventHandler CanExecuteChanged; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Public #region 실행 가능 여부 구하기 - CanExecute(parameter) /// <summary> /// 실행 가능 여부 구하기 /// </summary> /// <param name="parameter">매개 변수</param> /// <returns>실행 가능 여부</returns> public bool CanExecute(object parameter) { return true; } #endregion #region 실행하기 - Execute(parameter) /// <summary> /// 실행하기 /// </summary> /// <param name="parameter">매개 변수</param> public void Execute(object parameter) { Podcast podcast = parameter as Podcast; podcast.IsFavorite = !podcast.IsFavorite; } #endregion } |
▶ Podcast.cs
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using System.ComponentModel; namespace TestProject; /// <summary> /// 팟캐스트 /// </summary> public class Podcast : INotifyPropertyChanged { //////////////////////////////////////////////////////////////////////////////////////////////////// Event ////////////////////////////////////////////////////////////////////////////////////////// Public #region 속성 변경시 - PropertyChanged /// <summary> /// 속성 변경시 /// </summary> public event PropertyChangedEventHandler PropertyChanged; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 즐겨찾기 여부 /// </summary> private bool isFavorite = false; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 제목 - Title /// <summary> /// 제목 /// </summary> public string Title { get; set; } #endregion #region 설명 - Description /// <summary> /// 설명 /// </summary> public string Description { get; set; } #endregion #region 즐겨찾기 여부 - IsFavorite /// <summary> /// 즐겨찾기 여부 /// </summary> public bool IsFavorite { get { return this.isFavorite; } set { this.isFavorite = value; FirePropertyChangedEvent("IsFavorite"); } } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Private #region 속성 변경시 이벤트 발생시키기 - FirePropertyChangedEvent(propertyName) /// <summary> /// 속성 변경시 이벤트 발생시키기 /// </summary> /// <param name="propertyName">속성명</param> private void FirePropertyChangedEvent(string propertyName) { PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName)); } #endregion } |
▶ PodcastControl.xaml
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<UserControl x:Class="TestProject.PodcastControl" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" IsTabStop="True" UseSystemFocusVisuals="True"> <UserControl.Resources> <SymbolIconSource x:Key="FavoriteSymbolIconSourceKey" Symbol="Favorite" /> <SwipeItems x:Key="RightSwipeItemsKey" Mode="Reveal"> <SwipeItem Background="Yellow" IconSource="{StaticResource FavoriteSymbolIconSourceKey}" Text="Favorite" Invoked="swipeItem_Invoked" /> </SwipeItems> </UserControl.Resources> <UserControl.ContextFlyout> <MenuFlyout> <MenuFlyoutItem Text="Favorite" Command="{StaticResource FavoriteCommandKey}" CommandParameter="{x:Bind Podcast, Mode=OneWay}" /> </MenuFlyout> </UserControl.ContextFlyout> <SwipeControl RightItems="{StaticResource RightSwipeItemsKey}"> <VisualStateManager.VisualStateGroups> <VisualStateGroup x:Name="HoveringStates"> <VisualState x:Name="HoverButtonsShown"> <VisualState.Setters> <Setter Target="hoverAreaGrid.Visibility" Value="Visible" /> </VisualState.Setters> </VisualState> <VisualState x:Name="HoverButtonsHidden" /> </VisualStateGroup> </VisualStateManager.VisualStateGroups> <Grid Margin="10 0 10 0"> <Grid.ColumnDefinitions> <ColumnDefinition Width="*" /> <ColumnDefinition Width="Auto" /> </Grid.ColumnDefinitions> <StackPanel Grid.Column="0" Margin="5" Spacing="10"> <TextBlock Style="{StaticResource TitleTextBlockStyle}" Text="{x:Bind Podcast.Title, Mode=OneWay}" /> <TextBlock Style="{StaticResource SubtitleTextBlockStyle}" Text="{x:Bind Podcast.Description, Mode=OneWay}" /> <TextBlock Style="{StaticResource SubtitleTextBlockStyle}" Text="{x:Bind Podcast.IsFavorite, Mode=OneWay}" /> </StackPanel> <Grid Name="hoverAreaGrid" Grid.Column="1" VerticalAlignment="Stretch" Visibility="Collapsed"> <AppBarButton VerticalAlignment="Center" IsTabStop="False" Icon="OutlineStar" Label="Favorite" Command="{StaticResource FavoriteCommandKey}" CommandParameter="{x:Bind Podcast, Mode=OneWay}" /> </Grid> </Grid> </SwipeControl> </UserControl> |
▶ PodcastControl.xaml.cs
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using System.Windows.Input; using Windows.System; using Microsoft.UI.Input; using Microsoft.UI.Xaml; using Microsoft.UI.Xaml.Controls; using Microsoft.UI.Xaml.Input; namespace TestProject; /// <summary> /// 팟캐스트 컨트롤 /// </summary> public sealed partial class PodcastControl : UserControl { //////////////////////////////////////////////////////////////////////////////////////////////////// Dependency Property ////////////////////////////////////////////////////////////////////////////////////////// Static //////////////////////////////////////////////////////////////////////////////// Public #region 팟캐스트 속성 - PodcastProperty /// <summary> /// 팟캐스트 속성 /// </summary> public static readonly DependencyProperty PodcastProperty = DependencyProperty.Register ( "Podcast", typeof(Podcast), typeof(PodcastControl), new PropertyMetadata(null) ); #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 팟캐스트 - Podcast /// <summary> /// 팟캐스트 /// </summary> public Podcast Podcast { get { return (Podcast)GetValue(PodcastProperty); } set { SetValue(PodcastProperty, value); } } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - PodcastControl() /// <summary> /// 생성자 /// </summary> public PodcastControl() { InitializeComponent(); KeyboardAccelerator favoriteKeyboardAccelerator1 = new KeyboardAccelerator { Key = VirtualKey.F }; KeyboardAccelerator favoriteKeyboardAccelerator2 = new KeyboardAccelerator { Key = VirtualKey.S, Modifiers = VirtualKeyModifiers.Control }; KeyboardAccelerators.Add(favoriteKeyboardAccelerator1); KeyboardAccelerators.Add(favoriteKeyboardAccelerator2); favoriteKeyboardAccelerator1.Invoked += favoriteKeyboardAccelerator_Invoked; favoriteKeyboardAccelerator2.Invoked += favoriteKeyboardAccelerator_Invoked; } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Protected #region 포인터 진입시 처리하기 - OnPointerEntered(e) /// <summary> /// 포인터 진입시 처리하기 /// </summary> /// <param name="e">이벤트 인자</param> protected override void OnPointerEntered(PointerRoutedEventArgs e) { base.OnPointerEntered(e); if(e.Pointer.PointerDeviceType == PointerDeviceType.Mouse || e.Pointer.PointerDeviceType == PointerDeviceType.Pen) { VisualStateManager.GoToState(this, "HoverButtonsShown", true); } } #endregion #region 포인터 이탈시 처리하기 - OnPointerExited(e) /// <summary> /// 포인터 이탈시 처리하기 /// </summary> /// <param name="e">이벤트 인자</param> protected override void OnPointerExited(PointerRoutedEventArgs e) { base.OnPointerExited(e); VisualStateManager.GoToState(this, "HoverButtonsHidden", true); } #endregion ////////////////////////////////////////////////////////////////////////////////////////// Private #region 스와이프 항목 호출시 처리하기 - swipeItem_Invoked(sender, e) /// <summary> /// 스와이프 항목 호출시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void swipeItem_Invoked(SwipeItem sender, SwipeItemInvokedEventArgs e) { ICommand favoriteCommand = Application.Current.Resources["FavoriteCommandKey"] as ICommand; favoriteCommand.Execute(Podcast); } #endregion #region 즐겨찾기 키보드 가속키 호출시 처리하기 - favoriteKeyboardAccelerator_Invoked(sender, e) /// <summary> /// 즐겨찾기 키보드 가속키 호출시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void favoriteKeyboardAccelerator_Invoked(KeyboardAccelerator sender, KeyboardAcceleratorInvokedEventArgs e) { if(Application.Current.Resources.TryGetValue("FavoriteCommandKey", out object command) && command is ICommand favoriteCommand) { favoriteCommand.Execute(Podcast); } e.Handled = true; } #endregion } |