ShowAllHeadings Method
Toggles between showing all text (headings and body text) and showing only headings.
Note This method generates an error if the view isn't outline view or master document view.
expression.ShowAllHeadings
expression Required. An expression that returns a View object.
Example
This example uses the ShowHeading method to show all headings (without any body text) and then toggles the display to show all text (headings and body text) in outline view.
With ActiveDocument.ActiveWindow.View
.Type = wdOutlineView
.ShowHeading 9
.ShowAllHeadings
End With