Gets or sets a value specifying whether all inner horizontal frame lines are set for the selected text. This can be either table frame lines or lines between paragraphs.
public bool InnerHorizontalFrameLines { get; set; }
Public Property InnerHorizontalFrameLines() Boolean
The following XAML example shows how to bind the Inner
<MenuItem
IsCheckable="True"
Header="Inner Horizontal Frame Lines"
IsChecked="{Binding ElementName=textControl1, Path=InputFormat.InnerHorizontalFrameLines}" />