RichTextBox.ContentChanged Event
Occurs when the content changes in a RichTextBox.
Namespace: System.Windows.Controls
Assembly: System.Windows (in System.Windows.dll)
The following actions trigger the ContentChanged event:
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User input.
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Modifying the Blocks collection by adding or removing blocks.
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Formatting changes using ApplyPropertyValue.
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Inserting, adding, or removing inlines through an InlineCollection in the document.
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Calling TextSelection.Text, TextSelection.Insert, TextSelection.Xaml, or TextSelection.ApplyPropertyValue.
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Changing Run.Text.
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Changes to any of the following properties of RichTextBox or a TextElement inside it: FontSize, FontFamily, Foreground, FontWeight, FontStyle and FontStretch.
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Changes to TextDecorations of an inline inside the RichTextBox.
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Changes to TextAlignment of a block inside the RichTextBox.
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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.
For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.
