1 <Canvas.Triggers> 2                 <EventTrigger RoutedEvent="FrameworkElement.Loaded"> 3                     <BeginStoryboard> 4                         <Storyboard Storyboard.TargetName="img1" Storyboard.TargetProperty="(Canvas.Left)"> 5                             <DoubleAnimation From="0" To="514" Duration="0:0:20" RepeatBehavior="23:59:59" AutoReverse="True"/> 6                         </Storyboard> 7                     </BeginStoryboard> 8                     <BeginStoryboard Storyboard="{StaticResource StoryboardLeaf}"/> 9                 </EventTrigger>10             </Canvas.Triggers>

1 <Storyboard x:Key="StoryboardLeaf" RepeatBehavior="Forever">2                 <DoubleAnimationUsingKeyFrames Storyboard.TargetProperty="(UIElement.RenderTransform).(TransformGroup.Children)3 4 [1].(RotateTransform.Angle)" Storyboard.TargetName="bd">5                     <EasingDoubleKeyFrame KeyTime="0" Value="0"/>6                     <EasingDoubleKeyFrame KeyTime="0:0:2" Value="20"/>7                     <EasingDoubleKeyFrame KeyTime="0:0:4" Value="0"/>8                 </DoubleAnimationUsingKeyFrames>9             </Storyboard>

1 this.ShowInTaskbar = false;//是否在任务栏显示

1            timer = new DispatcherTimer();//按时间间隔处理的类2             timer.Interval = TimeSpan.Parse("00:00:01");//时间刻度的时间间隔，默认是00:00:003             timer.IsEnabled = true;4             timer.Tick += new EventHandler(timer_Tick);//DispatcherTimer.Tick超过计时间隔时发生

 1             BitmapImage dayOrNight = new BitmapImage();//建一张图片 2             dayOrNight.BeginInit(); 3             string uri = "pack://application:,,,/WpfTimeZoneExample;component/Images/"; 4             int nowHour = Int32.Parse(DateTime.Now.ToString("HH")); 5             if (nowHour >= 6 && nowHour <=18) 6             { 7                 uri += "sun2.png"; 8                 DayMark.Width = 105; 9                 DayMark.Height = 53;10             }11             else12             {13                 uri += "moon.png";14                 DayMark.Width = 50;15                 DayMark.Height = 50;16             }17             dayOrNight.UriSource = new Uri(uri);//设置源18             dayOrNight.EndInit();            19             DayMark.Source = dayOrNight;

1         private void timer_Tick(object sender,EventArgs e)2         {3             CNT.Text = DateTime.Now.ToString("HH:mm:ss");4             UST.Text = DateTime.Now.AddHours(-12).ToString("HH:mm:ss");5             UKT.Text = DateTime.Now.AddHours(-7).ToString("HH:mm:ss");6             PRT.Text = DateTime.Now.AddHours(-6).ToString("HH:mm:ss");7             SNT.Text = DateTime.Now.AddHours(2).ToString("HH:mm:ss");8             BXT.Text = DateTime.Now.AddHours(-11).ToString("HH:mm:ss");9         }

1         private void Grid_PreviewMouseLeftButtonDown(object sender, MouseButtonEventArgs e)2         {3             this.DragMove();//拖拽4         }

1 private void DayMark_MouseEnter(object sender, MouseEventArgs e)2         {3             TranslateTransform trans = new TranslateTransform();//TransformGroup4             DayMark.RenderTransform = trans;//设置平移的对象5             DoubleAnimation animation = new DoubleAnimation(15, TimeSpan.FromSeconds(1));//15为目标值，后一个参数是动画持续时间6             animation.AutoReverse = true;//是否以相反的顺序播放7             trans.BeginAnimation(TranslateTransform.YProperty, animation);//TranslateTransform.YProperty，沿X，Y移动的属性。BeginAnimation应用动画8         }