XAML代码：

后台代码：

using SunCreate.CombatPlatform.Domain;using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Threading;using System.Timers;using System.Windows;using System.Windows.Controls;using System.Windows.Data;using System.Windows.Documents;using System.Windows.Input;using System.Windows.Media;using System.Windows.Media.Animation;using System.Windows.Media.Imaging;using System.Windows.Navigation;using System.Windows.Shapes;namespace SunCreate.CombatPlatform.Client{    /// 
    /// 公告滚动显示    /// 
    public partial class NoticeMarquee : WorkSpaceContent    {        private System.Timers.Timer _timer;        private List
      
        _data;        private int _index;        private Storyboard _storyboard;        public NoticeMarquee()        {            InitializeComponent();        }        private void WorkSpaceContent_Loaded(object sender, RoutedEventArgs e)        {            if (_timer == null)            {                _storyboard = (Storyboard)this.FindResource("storyboard");                System.Threading.Tasks.Task.Factory.StartNew(() =>                {                    while (true)                    {                        int total = 0;                        _data = HI.Get
       
        ().GetListPage(null, DateTime.MinValue, DateTime.Now, 1, 3, ref total).ToList();                        _data.Reverse();                        _index = _data.Count - 1;                        Dispatcher.BeginInvoke(new Action(() =>                        {                            stackPanel.RenderTransform = new TranslateTransform(0, 25);                        }));                        ShowData();                        Thread.Sleep(60 * 1000);                    }                });                _timer = new System.Timers.Timer();                _timer.Interval = 5000;                _timer.Elapsed += Action;                _timer.Start();            }        }        private void Action(object sender, ElapsedEventArgs e)        {            Dispatcher.BeginInvoke(new Action(() =>            {                stackPanel.RenderTransform = new TranslateTransform(0, 0);                _storyboard.Begin();            }));            _index--;            if (_index < 0)            {                _index = _data.Count - 1;            }            ShowData();        }        private void ShowData()        {            Dispatcher.BeginInvoke(new Action(() =>            {                TES_NOTICE data1 = GetData(_index, 0);                TES_NOTICE data2 = GetData(_index, 1);                TES_NOTICE data3 = GetData(_index, 2);                if (data1 != null)                {                    btn1.Content = data1.NOTICE_CONTENT.Trim().Replace("\r\n", string.Empty);                    btn1.CommandParameter = data1.ID;                    btn1.ToolTip = data1.NOTICE_CONTENT;                }                if (data2 != null)                {                    btn2.Content = data2.NOTICE_CONTENT.Trim().Replace("\r\n", string.Empty);                    btn2.CommandParameter = data2.ID;                    btn2.ToolTip = data2.NOTICE_CONTENT;                }                if (data3 != null)                {                    btn3.Content = data3.NOTICE_CONTENT.Trim().Replace("\r\n", string.Empty);                    btn3.CommandParameter = data3.ID;                    btn3.ToolTip = data3.NOTICE_CONTENT;                }            }));        }        private TES_NOTICE GetData(int index, int n)        {            if (_data != null)            {                int i = index + n;                if (i > _data.Count - 1)                {                    i = i % _data.Count;                }                return _data[i];            }            return null;        }        private void WorkSpaceContent_MouseEnter(object sender, MouseEventArgs e)        {            _timer.Stop();        }        private void WorkSpaceContent_MouseLeave(object sender, MouseEventArgs e)        {            _timer.Start();        }        private void btn_Click(object sender, RoutedEventArgs e)        {            Button btn = e.Source as Button;            string dataId = btn.CommandParameter.ToString();            NoticeView noticeView = new NoticeView(dataId);            noticeView.WindowStartupLocation = WindowStartupLocation.CenterScreen;            noticeView.ShowDialog();        }    }}
       
      

效果图：