Gets or sets a value specifying whether there is a frame line at the right side of the text. If text is selected, the property specifies this attribute for the whole selected text.
public bool RightFrameLine { get; set; }
Public Property RightFrameLine() Boolean
Enter an introductory text for your TXText
<MenuItem
IsCheckable="True"
Header="Right Frame Line"
IsChecked="{Binding ElementName=textControl1, Path=InputFormat.RightFrameLine}" />