Programmatically change the FlowDirection of content within a FlowDocumentReader element

    

<Window xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
  xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
  x:Class="WpfApplication1.Window1" Title="FlowDirection Sample">

    <DockPanel HorizontalAlignment="Left" VerticalAlignment="Top">
      <StackPanel DockPanel.Dock="Top" Orientation="Horizontal" Margin="0,0,0,10">
        <Button Click="LR">LeftToRight</Button>
        <Button Click="RL">RightToLeft</Button>
      </StackPanel>
      <TextBlock Name="txt1" DockPanel.Dock="Bottom" Margin="0,50,0,0"/>
      <FlowDocumentReader>
        <FlowDocument FontFamily="Arial" Name="tf1" >
          <Paragraph>this is a test</Paragraph>
          <Paragraph>this is a test</Paragraph>
      </FlowDocument>
      </FlowDocumentReader>
    </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 LR(sender As Object, e As RoutedEventArgs)
      tf1.FlowDirection = FlowDirection.LeftToRight
      txt1.Text = "FlowDirection is now " + tf1.FlowDirection.ToString()
    End Sub
    Public Sub RL(sender As Object, e As RoutedEventArgs)
      tf1.FlowDirection = FlowDirection.RightToLeft
      txt1.Text = "FlowDirection is now " + tf1.FlowDirection.ToString()
    End Sub
  End Class
End Namespace

Related examples in the same category

1.	Add Paragraph to a FlowDocument
2.	Add Figure into a Paragraph
3.	FlowDocument with a Paragraph
4.	Paragraph elements and FlowDocumentPageViewer
5.	List with ListItems in a FlowDocument
6.	Put Paragraph to a ListItem
7.	Table in a Floater
8.	Set font size for FlowDocument
9.	Preserve space in FlowDocument
10.	TableCell and TableRow and TableRowGroup
11.	Put List to FlowDocument
12.	Use Table to display tabular data.
13.	Hyperlink Element
14.	Paged Content
15.	Text Justification
16.	Add Bold line to Paragraph
17.	A Paragraph inside a Floater
18.	Add Run of text to a Paragraph
19.	Set HorizontalAnchor, VerticalAnchor, Background for Figure
20.	Nested lists
21.	FontWeight of Paragraph
22.	BlockUIContainer with a Button along with Paragraph
23.	List MarkerStyle
24.	Explicit table columns
25.	Specifying figure widths in columns units
26.	Use FlowDocumentReader to display FlowDocument
27.	Programmatically Create and Save a FlowDocument
28.	Use XamlDesignerSerializationManager to write FlowDocument
29.	Show FlowDocument
30.	Table Flow Content
31.	Change FlowDocument Width and Height
32.	Clear FlowDocumentReader
33.	Programmatically add rows to a Table element.
34.	Toggle Hyphenation, Optimal Paragraph, and Column Flex
35.	Use basic typographic properties.
36.	Annotation Service

Programmatically change the FlowDirection of content within a FlowDocumentReader element : FlowDocument « Windows Presentation Foundation « VB.Net

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