Bill asked:

> Sent: Sunday, 10 January 2016 1:25 AM
> Next question:
> 
>      How do I save and restore to HTML?

Hi Bill, 

I can't help with the saving.  But we display html documents with <object>
tags and replace them with QWidgets: 

- We fetch all of the text using codecForHtml. 
- Search for <object> tags, parse the arguments and replace the tags with
plain "[[object]]" markers, building up a list of their locations. 
- Set the modified html into a QTextBrowser. 
- Loop over the locations (in reverse order) and create a widget for each
object, parented by the browser, remove the text and insert the
ObjectReplacementCharacter. 

There are lots of painful gotchas to work around - moving the widgets to the
correct location, hiding the widgets until required, rendering with the
correct scale when printing, etc. 

The document object interface is pretty stunted - in Qt4 I don't believe
there was a virtual hook into the html saving process to handle the special
characters.  I suspect you'll need to modify the Qt sources, or create a
copy of the document, and do the reverse of the steps above.  

Good luck! 

Tony


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