Formatted text to print in the header of each page.
<p>"left '\t' center '\t' right"</p>
<p>left, center, right = <page> | #CDATA</p>
<p>Header and footer are defined as three separate regions for arbitrary
text or the page number placeholder <page>
(<code>StyledTextPrintOptions.PAGE_TAG</code>). The three regions are
left aligned, centered and right aligned. They are separated by a tab
character (<code>StyledTextPrintOptions.SEPARATOR</code>).
Formatted text to print in the header of each page. <p>"left '\t' center '\t' right"</p> <p>left, center, right = <page> | #CDATA</p> <p>Header and footer are defined as three separate regions for arbitrary text or the page number placeholder <page> (<code>StyledTextPrintOptions.PAGE_TAG</code>). The three regions are left aligned, centered and right aligned. They are separated by a tab character (<code>StyledTextPrintOptions.SEPARATOR</code>).