[Qt-interest] Owner draw QTextEdit?

[Bob Hood]

Thanks for the response, Tony.  I'll look at that.


Tony Rietwyk wrote:
> Hi Bob, 
>
> I would say quite difficult, but doable by hacking the sources!  You would
> need to paint the substitute characters, without affecting the layout
> handling.  Have a look at QTextFragment. 
>
> Tony.
>
>> Was this one too hard, or too easy?
>>
>>
>> Bob Hood wrote:
>>> I'm using v4.4.3, and I'm interested in enhancing the way 
>> text is being
>>> displayed in a multi-line QTextEdit.  Specifically, I want 
>> to be able to
>>> draw character representations for things that are not 
>> printable, like
>>> tabs, spaces and carriage returns.  Looking through the 
>> class (and its
>>> inheritance), I'm not seeing a straight-forward way of accomplishing
>>> this via some kind of "owner draw" mechanism.  I also didn't see
>>> anything (or perhaps I missed it) in the examples.
>>>
>>> Can somebody point me in the right direction on this?  
>> Perhaps a link to
>>> some code example that does custom drawing of text?
>
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Bob                                 ^(===)^
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