RichTextBox.ContentChanged Event

Syntax

'Declaration
Public Event ContentChanged As ContentChangedEventHandler

public event ContentChangedEventHandler ContentChanged

<RichTextBox ContentChanged="eventHandler"/>

Remarks

The following actions trigger the ContentChanged event:

• User input.

• Modifying the Blocks collection by adding or removing blocks.

• Formatting changes using ApplyPropertyValue.

• Inserting, adding, or removing inlines through an InlineCollection in the document.

• Calling TextSelection.Text, TextSelection.Insert, TextSelection.Xaml, or TextSelection.ApplyPropertyValue.

• Changing Run.Text.

• Changes to any of the following properties of RichTextBox or a TextElement inside it: FontSize, FontFamily, Foreground, FontWeight, FontStyle and FontStretch.

• Changes to TextDecorations of an inline inside the RichTextBox.

• Changes to TextAlignment of a block inside the RichTextBox.

• Changes to the following Hyperlink properties on a hyperlink inside the RichTextBox: TargetName, NavigateUri, MouseOverForeground, and MouseOverTextDecorations.

If the Blocks property is set to the same object instance as the existing content in the RichTextBox, the event is not raised.

Version Information

Silverlight

Supported in: 5, 4

Silverlight for Windows Phone

Supported in: Windows Phone OS 7.1

Platforms

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.

See Also

Reference