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Showing posts from January, 2014

Bindable RichTextBox with HTML conversion in WPF

In WPF, the RichTextBox control is not really like other controls. Due to its flexible nature, there is no built in way of binding a property to the content. In this case, I wanted a simple RichTextBox control with a binding to an HTML formatted string to be able to use the built-in formatting features of the RichTextBox and allow users to create simple HTML formatted content.

First, doing the conversion on-the-fly proved to have major performance issues, so I ended up binding the content to a XAML string. The XAML to HTML conversion can be performed at any time.

I created a UserControl with a bindable Text-property. The view contains a RichTextBox control.

<RichTextBox x:Name="richTextBox" TextChanged="OnRichTextBoxChanged">
The source code for the user control contains the Text property and the methods to handle the binding.

public static readonly DependencyProperty TextProperty = DependencyProperty.Register( "Text", typeof(string), typeof(TextE…