zoukankan      html  css  js  c++  java
  • wpf 无缝滚动

    很早以前有项目就需要文字无缝滚动的效果但无奈当时技术不到位 人也比较懒惰(大概程序猿都是这个样子吧)

    此方法并非只文字无缝其实任何内容都可以

    1     <ScrollViewer Name="scroll_div" Width="240" VerticalAlignment="Center" VerticalScrollBarVisibility="Disabled" HorizontalScrollBarVisibility="Hidden">
    2         <StackPanel Orientation="Horizontal">
    3             <TextBlock Name="scroll_begin">并非只可以滚动文字,此标签可以更改为任何控件内容。。</TextBlock>
    4             <ContentControl Name="scroll_end"/>
    5         </StackPanel>
    6     </ScrollViewer>
     1     WithEvents timer As New System.Windows.Threading.DispatcherTimer
     2     Private Sub Window_Loaded(sender As Object, e As RoutedEventArgs)
     3         Dim xaml As String = System.Windows.Markup.XamlWriter.Save(scroll_begin)
     4         scroll_end.Content = System.Windows.Markup.XamlReader.Parse(xaml)
     5         timer.Interval = TimeSpan.FromMilliseconds(10)
     6         timer.Start()
     7     End Sub
     8     Private Sub timer_Tick(sender As Object, e As EventArgs) Handles timer.Tick
     9         If (scroll_end.ActualWidth - scroll_div.HorizontalOffset <= 0) Then
    10             scroll_div.ScrollToHorizontalOffset(scroll_div.HorizontalOffset - scroll_begin.ActualWidth)
    11         Else
    12             scroll_div.ScrollToHorizontalOffset(scroll_div.HorizontalOffset + 1)
    13         End If
    14     End Sub
  • 相关阅读:
    Java 线程池学习
    Java线程:新特征-线程池
    创建Java线程池
    JAVA-线程安全性
    java线程安全总结
    栈和队列
    历年题目
    蓝桥杯算法训练
    hdu2083 暴力水
    poj 2299
  • 原文地址:https://www.cnblogs.com/Ghsoft/p/5635807.html
Copyright © 2011-2022 走看看