RichTextBox.Document Property

Reference

Definition

Namespace:: System.Windows.Controls

Assembly:: PresentationFramework.dll

Important

Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.

Gets or sets the FlowDocument that represents the contents of the RichTextBox.

public:
 property System::Windows::Documents::FlowDocument ^ Document { System::Windows::Documents::FlowDocument ^ get(); void set(System::Windows::Documents::FlowDocument ^ value); };

public System.Windows.Documents.FlowDocument Document { get; set; }

member this.Document : System.Windows.Documents.FlowDocument with get, set

Public Property Document As FlowDocument

Property Value

FlowDocument

A FlowDocument object that represents the contents of the RichTextBox.

By default, this property is set to an empty FlowDocument. Specifically, the empty FlowDocument contains a single Paragraph, which contains a single Run which contains no text.

Exceptions

ArgumentNullException

An attempt is made to set this property to null.

ArgumentException

An attempt is made to set this property to a FlowDocument that represents the contents of another RichTextBox.

InvalidOperationException

This property is set while a change block has been activated.

Examples

The following example illustrates the use of this property.

// Create a simple FlowDocument to serve as content.
FlowDocument flowDoc = new FlowDocument(new Paragraph(new Run("Simple FlowDocument")));
// Create an empty, default RichTextBox.
RichTextBox rtb = new RichTextBox();
// This call sets the contents of the RichTextBox to the specified FlowDocument.
rtb.Document = flowDoc;
// This call gets a FlowDocument representing the contents of the RichTextBox.
FlowDocument rtbContents = rtb.Document;

' Create a simple FlowDocument to serve as content.
Dim flowDoc As New FlowDocument(New Paragraph(New Run("Simple FlowDocument")))
' Create an empty, default RichTextBox.
Dim rtb As New RichTextBox()
' This call sets the contents of the RichTextBox to the specified FlowDocument.
rtb.Document = flowDoc
' This call gets a FlowDocument representing the contents of the RichTextBox.
Dim rtbContents As FlowDocument = rtb.Document

Remarks

A FlowDocument may only be hosted by a single RichTextBox. Specifying a single FlowDocument as the contents of multiple RichTextBox controls is not supported.

Applies to

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