■ TriggerAction<T> 클래스를 사용해 전경색 변경 액션을 만드는 방법을 보여준다.
▶ ChangeForegroundAction.cs
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using System.Windows; using System.Windows.Controls; using System.Windows.Interactivity; using System.Windows.Media; namespace TestProject { /// <summary> /// 전경색 변경 액션 /// </summary> public class ChangeForegroundAction : TriggerAction<TextBlock> { //////////////////////////////////////////////////////////////////////////////////////////////////// Dependency Property ////////////////////////////////////////////////////////////////////////////////////////// Static //////////////////////////////////////////////////////////////////////////////// Public #region 전경 브러시 속성 - ForegroundProperty /// <summary> /// 전경 브러시 속성 /// </summary> public static readonly DependencyProperty ForegroundProperty = DependencyProperty.Register ( "Foreground", typeof(Brush), typeof(ChangeForegroundAction), new PropertyMetadata(Brushes.Black) ); #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 전경 브러시 - Foreground /// <summary> /// 전경 브러시 /// </summary> public Brush Foreground { get { return (Brush)GetValue(ForegroundProperty); } set { SetValue(ForegroundProperty, value); } } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Protected #region 호출하기 - Invoke(parameter) /// <summary> /// 호출하기 /// </summary> /// <param name="parameter">매개 변수</param> protected override void Invoke(object parameter) { TextBlock textBlock = AssociatedObject as TextBlock; if(textBlock == null || parameter == null) { return; } string parametString = parameter.ToString().ToUpper(); if(parametString == "CHANGE") { textBlock.Foreground = Foreground; } else { textBlock.Foreground = Brushes.Black; } } #endregion } } |
▶ TextChangedTrigger.cs
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using System; using System.ComponentModel; using System.Windows; using System.Windows.Controls; using System.Windows.Interactivity; namespace TestProject { /// <summary> /// 텍스트 변경시 트리거 /// </summary> public class TextChangedTrigger : TriggerBase<TextBlock> { //////////////////////////////////////////////////////////////////////////////////////////////////// Dependency Property ////////////////////////////////////////////////////////////////////////////////////////// Static //////////////////////////////////////////////////////////////////////////////// Public #region 변경 시간 속성 - ChangeTimeProperty /// <summary> /// 변경 시간 속성 /// </summary> public static readonly DependencyProperty ChangeTimeProperty = DependencyProperty.Register ( "ChangeTime", typeof(string), typeof(TextChangedTrigger), new PropertyMetadata(string.Empty) ); #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 변경 시간 - ChangeTime /// <summary> /// 변경 시간 /// </summary> public string ChangeTime { get { return (string)GetValue(ChangeTimeProperty); } set { SetValue(ChangeTimeProperty, value); } } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Protected #region 부착시 처리하기 - OnAttached() /// <summary> /// 부착시 처리하기 /// </summary> protected override void OnAttached() { base.OnAttached(); AssociatedObject.Loaded += AssociatedObject_Loaded; } #endregion #region 탈착시 처리하기 - OnDetaching() /// <summary> /// 탈착시 처리하기 /// </summary> protected override void OnDetaching() { AssociatedObject.Loaded -= AssociatedObject_Loaded; base.OnDetaching(); } #endregion ////////////////////////////////////////////////////////////////////////////////////////// Private #region 결합 객체 로드시 처리하기 - AssociatedObject_Loaded(sender, e) /// <summary> /// 결합 객체 로드시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void AssociatedObject_Loaded(object sender, RoutedEventArgs e) { TextBlock textBlock = AssociatedObject as TextBlock; if(textBlock == null) { return; } DependencyPropertyDescriptor descriptor = DependencyPropertyDescriptor.FromProperty ( TextBlock.TextProperty, typeof(TextBlock) ); if(descriptor == null) { return; } descriptor.AddValueChanged(textBlock, textBlock_TextChanged); } #endregion #region 텍스트 블럭 텍스트 변경시 처리하기 - textBlock_TextChanged(sender, e) /// <summary> /// 텍스트 블럭 텍스트 변경시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void textBlock_TextChanged(object sender, EventArgs e) { TextBlock textBlock = sender as TextBlock; if(textBlock == null) { return; } if(ChangeTime.Contains(textBlock.Text)) { InvokeActions("CHANGE"); } else { InvokeActions(""); } } #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" xmlns:i="http://schemas.microsoft.com/expression/2010/interactivity" xmlns:ei="http://schemas.microsoft.com/expression/2010/interactions" xmlns:local="clr-namespace:TestProject" Width="800" Height="600" Title="TriggerAction<T> 클래스 : 전경색 변경 액션 사용하기" FontFamily="나눔고딕코딩" FontSize="16"> <Window.Resources> <Storyboard x:Key="hourStoryboard"> <DoubleAnimationUsingKeyFrames Storyboard.TargetName="hourTextBlock" Storyboard.TargetProperty="(UIElement.RenderTransform).(TransformGroup.Children)[0].(ScaleTransform.ScaleY)"> <EasingDoubleKeyFrame KeyTime="0:0:0.4" Value="1.1"> <EasingDoubleKeyFrame.EasingFunction> <SineEase EasingMode="EaseIn" /> </EasingDoubleKeyFrame.EasingFunction> </EasingDoubleKeyFrame> <EasingDoubleKeyFrame KeyTime="0:0:1" Value="1"> <EasingDoubleKeyFrame.EasingFunction> <SineEase EasingMode="EaseOut" /> </EasingDoubleKeyFrame.EasingFunction> </EasingDoubleKeyFrame> </DoubleAnimationUsingKeyFrames> </Storyboard> <Storyboard x:Key="minuteStoryboard"> <DoubleAnimationUsingKeyFrames Storyboard.TargetName="minuteTextBlock" Storyboard.TargetProperty="(UIElement.RenderTransform).(TransformGroup.Children)[0].(ScaleTransform.ScaleY)"> <EasingDoubleKeyFrame KeyTime="0:0:0.4" Value="1.1"> <EasingDoubleKeyFrame.EasingFunction> <SineEase EasingMode="EaseIn" /> </EasingDoubleKeyFrame.EasingFunction> </EasingDoubleKeyFrame> <EasingDoubleKeyFrame KeyTime="0:0:1" Value="1"> <EasingDoubleKeyFrame.EasingFunction> <SineEase EasingMode="EaseOut" /> </EasingDoubleKeyFrame.EasingFunction> </EasingDoubleKeyFrame> </DoubleAnimationUsingKeyFrames> </Storyboard> <Storyboard x:Key="secondStoryboard"> <DoubleAnimationUsingKeyFrames Storyboard.TargetName="secondTextBlock" Storyboard.TargetProperty="(UIElement.RenderTransform).(TransformGroup.Children)[0].(ScaleTransform.ScaleY)"> <EasingDoubleKeyFrame KeyTime="0:0:0.4" Value="1.1"> <EasingDoubleKeyFrame.EasingFunction> <SineEase EasingMode="EaseIn" /> </EasingDoubleKeyFrame.EasingFunction> </EasingDoubleKeyFrame> <EasingDoubleKeyFrame KeyTime="0:0:1" Value="1"> <EasingDoubleKeyFrame.EasingFunction> <SineEase EasingMode="EaseOut" /> </EasingDoubleKeyFrame.EasingFunction> </EasingDoubleKeyFrame> </DoubleAnimationUsingKeyFrames> </Storyboard> </Window.Resources> <Grid> <Grid HorizontalAlignment="Center" VerticalAlignment="Center"> <Grid.Resources> <Style TargetType="{x:Type TextBlock}"> <Setter Property="HorizontalAlignment" Value="Center" /> <Setter Property="FontSize" Value="100" /> </Style> </Grid.Resources> <Grid.ColumnDefinitions> <ColumnDefinition Width="Auto" /> <ColumnDefinition Width="Auto" /> <ColumnDefinition Width="Auto" /> <ColumnDefinition Width="Auto" /> <ColumnDefinition Width="Auto" /> </Grid.ColumnDefinitions> <!-- 시 --> <TextBlock x:Name="hourTextBlock" Grid.Column="0" RenderTransformOrigin="0.5 1" Text="00"> <TextBlock.RenderTransform> <TransformGroup> <ScaleTransform /> <SkewTransform /> <RotateTransform /> <TranslateTransform /> </TransformGroup> </TextBlock.RenderTransform> <i:Interaction.Triggers> <local:TextChangedTrigger ChangeTime="23"> <ei:ControlStoryboardAction Storyboard="{StaticResource hourStoryboard}" /> <local:ChangeForegroundAction Foreground="Red" /> </local:TextChangedTrigger> </i:Interaction.Triggers> </TextBlock> <TextBlock Grid.Column="1" Text=":" /> <!-- 분 --> <TextBlock x:Name="minuteTextBlock" Grid.Column="2" RenderTransformOrigin="0.5 1" Text="00"> <TextBlock.RenderTransform> <TransformGroup> <ScaleTransform /> <SkewTransform /> <RotateTransform /> <TranslateTransform /> </TransformGroup> </TextBlock.RenderTransform> <i:Interaction.Triggers> <local:TextChangedTrigger ChangeTime="10 12 14 16"> <ei:ControlStoryboardAction Storyboard="{StaticResource minuteStoryboard}"/> <local:ChangeForegroundAction Foreground="Green" /> </local:TextChangedTrigger> </i:Interaction.Triggers> </TextBlock> <TextBlock Grid.Column="3" Text=":" /> <!-- 초 --> <TextBlock x:Name="secondTextBlock" Grid.Column="4" RenderTransformOrigin="0.5 1" Text="00"> <TextBlock.RenderTransform> <TransformGroup> <ScaleTransform /> <SkewTransform /> <RotateTransform /> <TranslateTransform /> </TransformGroup> </TextBlock.RenderTransform> <i:Interaction.Triggers> <local:TextChangedTrigger ChangeTime="10 20 30 40 50"> <ei:ControlStoryboardAction Storyboard="{StaticResource secondStoryboard}" /> <local:ChangeForegroundAction Foreground="Blue" /> </local:TextChangedTrigger> </i:Interaction.Triggers> </TextBlock> </Grid> </Grid> </Window> |
▶ MainWindow.xaml.cs
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using System; using System.Windows; using System.Windows.Threading; namespace TestProject { /// <summary> /// 메인 윈도우 /// </summary> public partial class MainWindow : Window { //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - MainWindow() /// <summary> /// 생성자 /// </summary> public MainWindow() { InitializeComponent(); DispatcherTimer timer = new DispatcherTimer { Interval = TimeSpan.FromSeconds(1) }; timer.Tick += timer_Tick; timer.Start(); } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Private #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, EventArgs e) { if(DateTime.Now.Hour > 12) { this.hourTextBlock.Text = (DateTime.Now.Hour - 12).ToString("D2"); } else { this.hourTextBlock.Text = DateTime.Now.Hour.ToString("D2"); } this.minuteTextBlock.Text = DateTime.Now.Minute.ToString("D2"); this.secondTextBlock.Text = DateTime.Now.Second.ToString("D2"); } #endregion } } |
