[C#/WPF/.NET8] UserControl : 알림 메시지 컨트롤 만들기
■ UserControl 클래스를 사용해 알림 메시지 컨트롤을 만드는 방법을 보여준다. ▶ NotificationControl.xaml
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<UserControl x:Class="TestProject.NotificationControl" Name="userControl" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" BorderThickness="0" BorderBrush="Transparent" Background="Transparent"> <Border Name="border" CornerRadius="10" BorderThickness="{Binding ElementName=userControl, Path=BorderThickness}" BorderBrush="{Binding ElementName=userControl, Path=BorderBrush}" Padding="10" Background="{Binding ElementName=userControl, Path=Background}" Opacity="0"> <Border.Triggers> <EventTrigger RoutedEvent="Border.Loaded"> <BeginStoryboard> <Storyboard> <DoubleAnimation Storyboard.TargetProperty="Opacity" Duration="00:00:00.5" From="0" To="1" /> </Storyboard> </BeginStoryboard> </EventTrigger> </Border.Triggers> <Grid> <Grid.ColumnDefinitions> <ColumnDefinition Width="*" /> <ColumnDefinition Width="Auto" /> </Grid.ColumnDefinitions> <TextBlock Name="textBlock" Grid.Column="0" VerticalAlignment="Center" TextWrapping="Wrap" Background="Transparent" Foreground="{Binding ElementName=userControl, Path=Foreground}" /> <Button Name="closeButton" Grid.Column="1" VerticalAlignment="Top" Margin="10 0 0 0" Padding="5" Content="X" /> </Grid> </Border> </UserControl> |
▶ NotificationControl.xaml.cs
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using System; using System.Windows; using System.Windows.Controls; using System.Windows.Media; using System.Windows.Media.Animation; using System.Windows.Threading; namespace TestProject; /// <summary> /// 알림 컨트롤 /// </summary> public partial class NotificationControl : UserControl { //////////////////////////////////////////////////////////////////////////////////////////////////// Event ////////////////////////////////////////////////////////////////////////////////////////// Public #region 닫은 경우 - Closed /// <summary> /// 닫은 경우 /// </summary> public event EventHandler Closed; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Dependency Property ////////////////////////////////////////////////////////////////////////////////////////// Static //////////////////////////////////////////////////////////////////////////////// Public #region 테두리 두께 속성 - BorderThicknessProperty /// <summary> /// 테두리 두께 속성 /// </summary> public static new readonly DependencyProperty BorderThicknessProperty = DependencyProperty.Register ( "BorderThickness", typeof(Thickness), typeof(NotificationControl), new PropertyMetadata(new Thickness(0), BorderThicknessPropertyChangedCallback) ); #endregion #region 테두리 브러시 속성 - BorderBrushProperty /// <summary> /// 테두리 브러시 속성 /// </summary> public static new readonly DependencyProperty BorderBrushProperty = DependencyProperty.Register ( "BorderBrush", typeof(Brush), typeof(NotificationControl), new PropertyMetadata(Brushes.Blue, BorderBrushPropertyChangedCallback) ); #endregion #region 배경 브러시 - BackgroundProperty /// <summary> /// 배경 브러시 /// </summary> public static new readonly DependencyProperty BackgroundProperty = DependencyProperty.Register ( "Background", typeof(Brush), typeof(NotificationControl), new PropertyMetadata(Brushes.LightBlue, BackgroundPropertyChangedCallback) ); #endregion #region 메시지 속성 - MessageProperty /// <summary> /// 메시지 속성 /// </summary> public static readonly DependencyProperty MessageProperty = DependencyProperty.Register ( "Message", typeof(string), typeof(NotificationControl), new PropertyMetadata(string.Empty, MessagePropertyChangedCallback) ); #endregion #region 표시 시간 속성 - DisplayTimeProperty /// <summary> /// 표시 시간 속성 /// </summary> public static readonly DependencyProperty DisplayTimeProperty = DependencyProperty.Register ( "DisplayTime", typeof(TimeSpan), typeof(NotificationControl), new PropertyMetadata(TimeSpan.FromSeconds(5)) ); #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 테두리 두께 - BorderThickness /// <summary> /// 테두리 두께 /// </summary> public new Thickness BorderThickness { get { return (Thickness)GetValue(BorderThicknessProperty); } set { SetValue(BorderThicknessProperty, value); } } #endregion #region 테두리 브러시 - BorderBrush /// <summary> /// 테두리 브러시 /// </summary> public new Brush BorderBrush { get { return (Brush)GetValue(BorderBrushProperty); } set { SetValue(BorderBrushProperty, value); } } #endregion #region 배경 브러시 - Background /// <summary> /// 배경 브러시 /// </summary> public new Brush Background { get { return (Brush)GetValue(BackgroundProperty); } set { SetValue(BackgroundProperty, value); } } #endregion #region 메시지 - Message /// <summary> /// 메시지 /// </summary> public string Message { get { return (string)GetValue(MessageProperty); } set { SetValue(MessageProperty, value); } } #endregion #region 표시 시간 - DisplayTime /// <summary> /// 표시 시간 /// </summary> public TimeSpan DisplayTime { get { return (TimeSpan)GetValue(DisplayTimeProperty); } set { SetValue(DisplayTimeProperty, value); } } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - NotificationControl() /// <summary> /// 생성자 /// </summary> public NotificationControl() { InitializeComponent(); Loaded += UserControl_Loaded; this.closeButton.Click += closeButton_Click; } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Static //////////////////////////////////////////////////////////////////////////////// Private #region 테두리 두께 속성 변경시 콜백 처리하기 - BorderThicknessPropertyChangedCallback(d, e) /// <summary> /// 테두리 두께 속성 변경시 콜백 처리하기 /// </summary> /// <param name="d">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private static void BorderThicknessPropertyChangedCallback(DependencyObject d, DependencyPropertyChangedEventArgs e) { NotificationControl control = (NotificationControl)d; control.border.BorderThickness = (Thickness)e.NewValue; } #endregion #region 테두리 브러시 속성 변경시 콜백 처리하기 - BorderBrushPropertyChangedCallback(d, e) /// <summary> /// 테두리 브러시 속성 변경시 콜백 처리하기 /// </summary> /// <param name="d">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private static void BorderBrushPropertyChangedCallback(DependencyObject d, DependencyPropertyChangedEventArgs e) { NotificationControl control = (NotificationControl)d; control.border.BorderBrush = (Brush)e.NewValue; } #endregion #region 배경 브러시 속성 변경시 콜백 처리하기 - BackgroundPropertyChangedCallback(d, e) /// <summary> /// 배경 브러시 속성 변경시 콜백 처리하기 /// </summary> /// <param name="d">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private static void BackgroundPropertyChangedCallback(DependencyObject d, DependencyPropertyChangedEventArgs e) { NotificationControl control = (NotificationControl)d; control.border.Background = (Brush)e.NewValue; } #endregion #region 메시지 속성 변경시 콜백 처리하기 - MessagePropertyChangedCallback(d, e) /// <summary> /// 메시지 속성 변경시 콜백 처리하기 /// </summary> /// <param name="d">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private static void MessagePropertyChangedCallback(DependencyObject d, DependencyPropertyChangedEventArgs e) { NotificationControl control = (NotificationControl)d; control.textBlock.Text = (string)e.NewValue; } #endregion ////////////////////////////////////////////////////////////////////////////////////////// Instance //////////////////////////////////////////////////////////////////////////////// Private ////////////////////////////////////////////////////////////////////// Event #region 사용자 컨트롤 로드시 처리하기 - UserControl_Loaded(sender, e) /// <summary> /// 사용자 컨트롤 로드시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void UserControl_Loaded(object sender, RoutedEventArgs e) { StartCloseTimer(); } #endregion #region 닫기 버튼 클릭시 처리하기 - closeButton_Click(sender, e) /// <summary> /// 닫기 버튼 클릭시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void closeButton_Click(object sender, RoutedEventArgs e) { Close(); } #endregion #region 페이드 아웃 애니메이션 완료시 처리하기 - fadeOutAnimation_Completed(sender, e) /// <summary> /// 페이드 아웃 애니메이션 완료시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void fadeOutAnimation_Completed(object sender, EventArgs e) { Panel parentPanel = Parent as Panel; parentPanel?.Children.Remove(this); Closed?.Invoke(this, EventArgs.Empty); } #endregion ////////////////////////////////////////////////////////////////////// Function #region 닫기 - Close() /// <summary> /// 닫기 /// </summary> private void Close() { DoubleAnimation fadeOutAnimation = new DoubleAnimation { From = 1, To = 0, Duration = new Duration(TimeSpan.FromSeconds(0.5)) }; fadeOutAnimation.Completed += fadeOutAnimation_Completed; BeginAnimation(OpacityProperty, fadeOutAnimation); } #endregion #region 닫기 타이머 시작하기 - StartCloseTimer() /// <summary> /// 닫기 타이머 시작하기 /// </summary> private void StartCloseTimer() { DispatcherTimer timer = new DispatcherTimer(); timer.Tick += (s, e) => Close(); timer.Interval = DisplayTime; timer.Start(); } #endregion } |
▶ NotificationHelper.cs
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using System; using System.Collections.Generic; using System.Windows.Controls; namespace TestProject; /// <summary> /// 알림 헬퍼 /// </summary> public class NotificationHelper { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 알림 컨트롤 큐 /// </summary> private readonly Queue<NotificationControl> notificationControlQueue = new Queue<NotificationControl>(); /// <summary> /// 컨테이너 패널 /// </summary> private readonly Panel containerPanel; /// <summary> /// 현재 알림 컨트롤 /// </summary> private NotificationControl currentNotificationControl; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - NotificationHelper(containerPanel) /// <summary> /// 생성자 /// </summary> /// <param name="containerPanel">컨테이너 패널</param> public NotificationHelper(Panel containerPanel) { this.containerPanel = containerPanel; } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Public #region 알림 표시하기 - ShowNotification(notificationControl) /// <summary> /// 알림 표시하기 /// </summary> /// <param name="notificationControl"></param> public void ShowNotification(NotificationControl notificationControl) { notificationControl.Closed += notificationControl_Closed; if(this.currentNotificationControl == null) { ShowNextNotification(notificationControl); } else { this.notificationControlQueue.Enqueue(notificationControl); } } #endregion ////////////////////////////////////////////////////////////////////////////////////////// Private //////////////////////////////////////////////////////////////////////////////// Event #region 알림 컨트롤 닫은 경우 처리하기 - notificationControl_Closed(sender, e) /// <summary> /// 알림 컨트롤 닫은 경우 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void notificationControl_Closed(object sender, EventArgs e) { this.currentNotificationControl = null; if(this.notificationControlQueue.Count > 0) { ShowNextNotification(this.notificationControlQueue.Dequeue()); } } #endregion //////////////////////////////////////////////////////////////////////////////// Function #region 다음 알림 표시하기 - ShowNextNotification(notificationControl) /// <summary> /// 다음 알림 표시하기 /// </summary> /// <param name="notificationControl">알림 컨트롤</param> private void ShowNextNotification(NotificationControl notificationControl) { this.currentNotificationControl = notificationControl; this.containerPanel.Children.Add(notificationControl); } #endregion } |
▶ 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"> <Grid Name="grid"> <Button Name="showButton" HorizontalAlignment="Center" VerticalAlignment="Center" Padding="10" Content="알림 메시지 표시" /> </Grid> </Window> |
