Programmatically change the way in which TextBlock is trimmed when it exceeds the outer boundaries of its containing box. : TextBlock « Windows Presentation Foundation « VB.Net Tutorial

1. VB.Net Tutorial
2. Windows Presentation Foundation
3. TextBlock

<Window xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
  xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
  x:Class="WpfApplication1.Window1"
  Title="TextTrimming Sample">
    <DockPanel Margin="10">
      <StackPanel Orientation="Horizontal" DockPanel.Dock="Top" Margin="0,0,0,25">
        <Button Click="ttNone">TextTrimming="None"</Button>
        <Button Click="ttCE">TextTrimming="CharacterEllipsis"</Button>
        <Button Click="ttWE">TextTrimming="WordEllipsis"</Button>
      </StackPanel>
      <TextBlock Name="txt1" DockPanel.Dock="Bottom"/>
      <TextBlock HorizontalAlignment="Left" TextWrapping="NoWrap" 
        Width="400" FontFamily="Arial" Name="tf1" DockPanel.Dock="Top"
        Background="SkyBlue">
        Lorem ipsum dolor sit amet, consectetuer adipiscing elit, sed diam nonummy nibh euismod tincidunt
        laoreet dolore magna aliquam erat volutpat.
      </TextBlock>
    </DockPanel>
</Window>


//File:Window.xaml.vb
Imports System
Imports System.Windows
Imports System.Windows.Controls
Imports System.Windows.Documents

Namespace WpfApplication1
  Public Partial Class Window1
    Inherits Window
    Public Sub ttNone(sender As Object, e As RoutedEventArgs)
      tf1.TextTrimming = System.Windows.TextTrimming.None
      txt1.Text = "TextTrimming is now " + tf1.TextTrimming.ToString()
    End Sub
    Public Sub ttCE(sender As Object, e As RoutedEventArgs)
      tf1.TextTrimming = System.Windows.TextTrimming.CharacterEllipsis
      txt1.Text = "TextTrimming is now " + tf1.TextTrimming.ToString()
    End Sub
    Public Sub ttWE(sender As Object, e As RoutedEventArgs)
      tf1.TextTrimming = System.Windows.TextTrimming.WordEllipsis
      txt1.Text = "TextTrimming is now " + tf1.TextTrimming.ToString()
    End Sub
  End Class
End Namespace

16.1.TextBlock
	16.1.1.	Simple TextBlock
	16.1.2.	Simple content
	16.1.3.	LineBreak inside a TextBlock
	16.1.4.	Semi-Transparent TextBlock
	16.1.5.	TextBlock.Foreground and ImageBrush
	16.1.6.	Multi-span for TextBlock
	16.1.7.	Setting text decorations
	16.1.8.	Set pen for TextDecorations
	16.1.9.	TextTrimming for TextBlock
	16.1.10.	Layout TextBlock in UniformGrid
	16.1.11.	Text as content
	16.1.12.	Text with mixed content
	16.1.13.	Whitespace as content and as attribute
	16.1.14.	Preserving whitespace in mixed content
	16.1.15.	Nested TextBlock
	16.1.16.	Enabling hyphenation
	16.1.17.	Positioning a hosted Button element with BaselineAlignment along with text
	16.1.18.	Using RenderTransform
	16.1.19.	This is rotating text
	16.1.20.	Handling overflow
	16.1.21.	Use Run the mark underlink TextDecorations
	16.1.22.	Simple underline decoration
	16.1.23.	Effects of the enumerated values of TextWrapping.
	16.1.24.	Programmatically change the way in which TextBlock is trimmed when it exceeds the outer boundaries of its containing box.